Viscount Aboyne    [Scotland, 1632]
  1st: George Gordon (20 Apr 1632-22 Mar 1649) with a special remainder to his second son, James
  2nd: James Gordon (13 Jun 1636-Feb 1649) under a special remainder, where he specifically inherited on the death of his father or grandfather, whichever came first

Viscount Adare    [Ireland, 1822]
  1st: Valentine Richard Quin (5 Feb 1822-24 Aug 1824)
  2nd: Windham Henry Wyndham-Quin (2 Aug 1824-6 Aug 1850)
  3rd: Edwin Richard Wyndham-Quin (6 Aug 1850-6 Oct 1871)
  4th: Windham Thomas Wyndham-Quin (6 Oct 1871-14 Jun 1926)
  5th: Windham Henry Wyndham-Quin (14 Jun 1926-23 Oct 1952)
  6th: Richard Southwell Windham Robert Wyndham-Quin (23 Oct 1952-23 Aug 1965)
  7th: Thady Windham Thomas Wyndham-Quin (23 Aug 1965-25 Mar 2011)

Viscount Addison, of Stallingborough, co. Lincoln    [United Kingdom, 1945]
  1st: Christopher Addison (2 Jul 1945-11 Dec 1951)
  2nd: Christopher Addison (11 Dec 1951-18 Nov 1976)
  3rd: Michael Addison (18 Nov 1976-23 Mar 1992)
  4th: William Matthew Wand Addison (23 Mar 1992- )

Viscount of Air    [Scotland, 1622]
  1st: William Crichton (2 Feb 1622-fr 1642-1643)
  2nd: William Crichton (c 1643-1691)
  3rd: William Crichton (1691-28 Feb 1694)
  4th: Penelope Crichton (28 Feb 1694-6 Mar 1742)
  5th: William Dalrymple-Crichton (6 Mar 1742-27 Jul 1768)
  6th: Patrick MacDowall-Crichton (27 Jul 1768-7 Apr 1803)
  7th: John Crichton-Stuart (16 Nov 1814-18 Mar 1848)
  8th: John Patrick Crichton-Stuart (18 Mar 1848-9 Oct 1900)
  9th: John Crichton-Stuart (9 Oct 1900-25 Apr 1947)
10th: John Crichton-Stuart (25 Apr 1947-14 Aug 1956)
11th: John Crichton-Stuart (14 Aug 1956-22 Jul 1993)
12th: John Colum Crichton-Stuart (22 Jul 1993- )

Viscount of Air    [Scotland, 1633]
  1st: William Crichton (12 Jun 1633-fr 1642-1643) with a special remainder to his male heirs bearing the name Crichton
  2nd: William Crichton (c 1643-1691)
  3rd: William Crichton (1691-28 Feb 1694)
  4th: Penelope Crichton (28 Feb 1694-6 Mar 1742)
  5th: William Dalrymple-Crichton (6 Mar 1742-27 Jul 1768)
  6th: Patrick MacDowall-Crichton (27 Jul 1768-7 Apr 1803)
  7th: John Crichton-Stuart (16 Nov 1814-18 Mar 1848)
  8th: John Patrick Crichton-Stuart (18 Mar 1848-9 Oct 1900)
  9th: John Crichton-Stuart (9 Oct 1900-25 Apr 1947)
10th: John Crichton-Stuart (25 Apr 1947-14 Aug 1956)
11th: John Crichton-Stuart (14 Aug 1956-22 Jul 1993)
12th: John Colum Crichton-Stuart (22 Jul 1993- )

Viscount of Aithrie    [Scotland, 1703]
  1st: Charles Hope (15 Apr 1703-26 Feb 1742)
  2nd: John Hope (26 Feb 1742-12 Feb 1781)
  3rd: James Hope Johnstone (12 Feb 1781-29 May 1817)
  4th: John Hope (29 May 1817-27 Aug 1823)
  5th: John Hope (27 Aug 1823-8 Apr 1843)
  6th: John Alexander Hope (8 Apr 1843-1 Apr 1873)
  7th: John Adrian Louis Hope (1 Apr 1873-29 Feb 1908)
  8th: Victor Alexander John Hope (29 Feb 1908-5 Jan 1952)
  9th: Charles William Frederick Hope (5 Jan 1952-7 Apr 1987)
10th: Adrian John Charles Hope (1987- )

Viscount Alanbrooke, of Brookeborough, co. Fermanagh    [United Kingdom, 1946]
  1st: Alan Francis Brooke (29 Jan 1946-17 Jun 1963)
  2nd: Thomas Brooke (17 Jun 1963-19 Dec 1972)
  3rd: Alan Victor Harold Brooke (19 Dec 1972- )

Viscount Aldborough, of Belan, co. Kildare    [Ireland, 1776]
  1st: John Stratford (22 Jul 1776-29 Jun 1777)
  2nd: Edward Augustus Stratford (29 Jun 1777-2 Jan 1801)
  3rd: John Stratford (2 Jan 1801-7 Mar 1823)
  4th: Benjamin O'Neale Stratford (7 Mar 1823-11 Jul 1833)
  5th: Mason Gerald Stratford (11 Jul 1833-4 Oct 1849)
  6th: Benjamin O'Neale Stratford (4 Oct 1849-19 Dec 1875)

Viscount Alderney, co. Southampton    [United Kingdom, 1917]
  1st: Louis Alexander Mountbatten (17 Jul 1917-11 Sep 1921)
  2nd: George Louis Victor Henry Serge Mountbatten (11 Sep 1921-8 Apr 1938)
  3rd: David Michael Mountbatten (8 Apr 1938-14 Apr 1970)
  4th: George Ivar Louis Mountbatten (14 Apr 1970- )

Viscount Alexander of Hillsborough, City of Sheffield    [United Kingdom, 1950]
  1st: Albert Victor Alexander (27 Jan 1950-11 Jan 1965)

Viscount Alexander of Tunis, of Errigal, co. Donegal    [United Kingdom, 1946]
  1st: Harold Rupert Leofic George Alexander (1 Mar 1946-16 Jun 1969)
  2nd: Shane William Desmond Alexander (16 Jun 1969- )

Viscount Alford of Alford, co. Lincoln    [United Kingdom, 1815]
  1st: John Cust (17 Nov 1815-15 Sep 1853)
  2nd: John William Spencer Brownlow Egerton-Cust (3 Jan 1851-20 Feb 1867)
  3rd: Adelbert Wellington Brownlow Cust (20 Feb 1867-17 Mar 1921)

Viscount Allen, co. Kildare    [Ireland, 1717]
  1st: John Allen (28 Aug 1717-8 Nov 1726)
  2nd: Joshua Allen (8 Nov 1726-5 Dec 1742)
  3rd: John Allen (5 Dec 1742-25 May 1745)
  4th: John Allen (25 May 1745-10 Nov 1753)
  5th: Joshua Allen (10 Nov 1753-1 Feb 1816)
  6th: Joshua William Allen (1 Feb 1816-21 Sep 1845)

Viscount Allenby of Megiddo, and of Felixstowe, co. Suffolk    [United Kingdom, 1919]
  1st: Edmund Henry Hynman Allenby (7 Oct 1919-14 May 1936)
  2nd: Dudley Jaffray Hynman Allenby (14 May 1936-17 Jul 1984)
  3rd: Michael Jaffnay Hynman Allenby (17 Jul 1984-3 Oct 2014)
  4th: Henry Jaffnay Hynman Allenby (3 Oct 2014- )

Viscount Allendale, of Allendale and Hexham, co. Northumberland    [United Kingdom, 1911]
  1st: Wentworth Canning Blackett Beaumont (2 Jul 1911-12 Dec 1923)
  2nd: Wentworth Henry Canning Beaumont (12 Dec 1923-16 Dec 1956)
  3rd: Wentworth Hubert Charles Beaumont (16 Dec 1956-27 Dec 2002)
  4th: Wentworth Peter Ismay Beaumont (27 Dec 2002- )

Viscount Althorp    [Great Britain, 1765]
  1st: John Spencer (1 Nov 1765-31 Oct 1783)
  2nd: George John Spencer (31 Oct 1783-10 Nov 1834)
  3rd: John Charles Spencer (10 Nov 1834-1 Oct 1845)
  4th: Frederick Spencer (1 Oct 1845-27 Dec 1857)
  5th: John Poyntz Spencer (27 Dec 1857-13 Aug 1910)
  6th: Charles Robert Spencer (13 Aug 1910-26 Sep 1922)
  7th: Albert Edward John Spencer (26 Sep 1922-9 Jun 1975)
  8th: Edward John Spencer (9 Jun 1975-29 Mar 1992)
  9th: Charles Edward Maurice Spencer (29 Mar 1992- )

Viscount Althorp    [United Kingdom, 1905]
  1st: Charles Robert Spencer (19 Dec 1905-26 Sep 1922) This title was created so as to allow Charles to become the Lord Chamberlain of the Household
  2nd: Albert Edward John Spencer (26 Sep 1922-9 Jun 1975)
  3rd: Edward John Spencer (9 Jun 1975-29 Mar 1992)
  4th: Charles Edward Maurice Spencer (29 Mar 1992- )

Viscount Alverstone, of Alverstone, co. Southampton    [United Kingdom, 1913]
  1st: Richard Everard Webster (24 Nov 1913-15 Dec 1915)

Viscount Amberley, of Amberley, co. Gloucester and Ardsalla, co. Meath    [United Kingdom, 1861]
  1st: John Russell (30 Jul 1861-28 May 1878)
  2nd: John Francis Stanley Russell (28 May 1878-3 Mar 1931)
  3rd: Bertrand Arthur William Russell (3 Mar 1931-2 Feb 1970)
  4th: John Conrad Russell (2 Feb 1970-1987)
  5th: Conrad Sebastion Robert Russell (1987-14 Oct 2004)
  6th: Nichols Kyulph Russell (14 Oct 2004-17 Aug 2014)
  7th: John Francis Russell (17 Aug 2014- )

Viscount Amiens    [Ireland, 1777]
  1st: John Stratford (9 Feb 1777-29 Jun 1777)
  2nd: Edward Augustus Stratford (29 Jun 1777-2 Jan 1801)
  3rd: John Stratford (2 Jan 1801-7 Mar 1823)
  4th: Benjamin O'Neale Stratford (7 Mar 1823-11 Jul 1833)
  5th: Mason Gerald Stratford (11 Jul 1833-4 Oct 1849)
  6th: Benjamin O'Neale Stratford (4 Oct 1849-19 Dec 1875)

Viscount Amory, of Tiverton, co. Devon    [United Kingdom, 1960]
  1st: Derick Heathcoat-Amory (1 Sep 1960-20 Jan 1981)

Viscount Andover, co. Southampton    [England, 1622]
  1st: Thomas Howard (22 Jan 1622-16 Jul 1669)
  2nd: Charles Howard (16 Jul 1669-Apr 1679)
  3rd: Thomas Howard (Apr 1679-12 Apr 1706)
  4th: Henry Bowes Howard (12 Apr 1706-21 Mar 1757)

Viscount of Annand    [Scotland, 1622]
  1st: John Murray (28 Jun 1622-22 Sep 1640)
  2nd: James Johnstone Murray (22 Sep 1640-28 Dec 1658)

Viscount of Annand    [Scotland, 1661]
  1st: James Johnstone (13 Feb 1661-17 Jul 1672) with the precedence of 18 March 1642/3
  2nd: William Johnstone (17 Jul 1672-14 Jan 1721)
  3rd: James Johnstone (14 Jan 1721-10 Feb 1730)
  4th: George van den Bempdé-Johnstone (10 Feb 1730-29 Apr 1792)

Viscount of Annand    [Scotland, 1701]
  1st: William Johnstone (24 Jun 1701-14 Jan 1721)
  2nd: James Johnstone (14 Jan 1721-10 Feb 1730)
  3rd: George van den Bempdé-Johnstone (10 Feb 1730-29 Apr 1792)

Viscount Anson, of Shugborough and Orgrave, co. Stafford    [United Kingdom, 1806]
  1st: Thomas Anson (17 Feb 1806-31 Jul 1818)
  2nd: Thomas William Anson (31 Jul 1818-18 Mar 1854)
  3rd: Thomas George Anson (18 Mar 1854-7 Jan 1892)
  4th: Thomas Francis Anson (7 Jan 1892-29 Jul 1918)
  5th: Thomas Edward Anson (29 Jul 1918-14 Sep 1960)
  6th: Thomas Patrick John Anson (14 Sep 1960-11 Nov 2005)
  7th: Thomas William Robert Hugh Anson (11 Nov 2005- )

Viscount of Arbuthnott, of co. Kincardine    [Scotland, 1641]
  1st: Robert Arbuthnott (16 Nov 1641-10 Oct 1655)
  2nd: Robert Arbuthnott (10 Oct 1655-16 Jun 1682)
  3rd: Robert Arbuthnott (16 Jun 1682-c Aug 1694)
  4th: Robert Arbuthnott (Aug 1694-8 May 1710)
  5th: John Arbuthnott (8 May 1710-8 May 1756)
  6th: John Arbuthnott (8 May 1756-20 Apr 1791)
  7th: John Arbuthnott (20 Apr 1791-27 Feb 1800)
  8th: John Arbuthnott (27 Feb 1800-10 Jan 1860)
  9th: John Arbuthnott (10 Jan 1860-26 May 1891)
10th: John Arbuthnott (26 May 1891-30 Nov 1895)
11th: David Arbuthnott (30 Nov 1895-24 May 1914)
12th: William Arbuthnott (24 May 1914-8 Nov 1917)
13th: Walter Charles Warner Arbuthnott (8 Nov 1917-9 Aug 1920)
14th: John Oglivy Arbuthnott (9 Aug 1920-17 Oct 1960)
15th: Robert Keith Arbuthnott (17 Oct 1960-15 Dec 1966)
16th: John Campbell Arbuthnott (15 Dec 1966-14 Jul 2012)
17th: John Keith Oxley Arbuthnott (14 Jul 2012- )

Viscount Ascott, co. Bucks    [England, 1628]
  1st: Robert Dormer (2 Aug 1628-20 Sep 1643)
  2nd: Charles Dormer (20 Sep 1643-29 Nov 1709)

Viscount Ashbrook    [Ireland, 1751]
  1st: Henry Flower (30 Sep 1751-27 Jun 1752)
  2nd: William Flower (27 Jun 1752-30 Aug 1780)
  3rd: William Flower (30 Aug 1780-6 Jan 1802)
  4th: Henry Jeffery Flower (6 Jan 1802-4 May 1847)
  5th: Henry Flower (4 May 1847-3 Aug 1871)
  6th: Henry Jeffery Flower (3 Aug 1871-14 Dec 1882)
  7th: William Spencer Flower (14 Dec 1882-26 Nov 1906)
  8th: Robert Thomas Flower (26 Nov 1906-9 Mar 1919)
  9th: Llowarch Robert Flower (9 Mar 1919-30 Aug 1936)
10th: Desmond Llowarch Edward Flower (30 Aug 1936-5 Dec 1995)
11th: Michael Llowarch Warburton Flower (5 Dec 1995- )

Viscount Asquith, of Morley, co. York    [United Kingdom, 1925]
  1st: Herbert Henry Asquith (9 Feb 1925-15 Dec 1928)
  2nd: Edward Julian George Asquith (1928-16 Jan 2011)
  3rd: Raymond Benedict Bartholomew Asquith (16 Jan 2011- )

Viscount Astor    [United Kingdom, 1917]
  1st: William Waldorf Astor (23 Jun 1917-18 Oct 1919)
  2nd: Waldorf Astor (18 Oct 1919-30 Sep 1952)
  3rd: William Waldorf Astor (30 Sep 1952-7 Mar 1966)
  4th: William Waldorf Astor (7 Mar 1966- )

Viscount Avonmore, of Derry Island, co. Tipperary    [Ireland, 1800]
  1st: Barry Yelverton (29 Dec 1800-19 Aug 1805)
  2nd: William Charles Yelverton (19 Aug 1805-28 Nov 1814)
  3rd: Barry John Yelverton (28 Nov 1814-24 Oct 1870)
  4th: William Charles Yelverton (24 Oct 1870-1 Apr 1883)
  5th: Barry Nugent Yelverton (1 Apr 1883-13 Feb 1885)
  6th: Algernon William Yelverton (13 Feb 1885-3 Sep 1910)

Viscount of Balquhidder    [Scotland, 1676]
  1st: John Murray (7 Feb 1676-6 May 1703)
  2nd: John Murray (6 May 1703-14 Nov 1724)
  3rd: James Murray (9 Jul 1746-8 Jan 1764)
  4th: John Murray (8 Jan 1764-5 Nov 1774)
  5th: John Murray (5 Nov 1774-29 Sep 1830)
  6th: John Murray (29 Sep 1830-14 Sep 1846)
  7th: George Augustus Frederick John Murray (14 Sep 1846-16 Jan 1864)
  8th: John James Hugh Henry Stewart-Murray (16 Jan 1864-20 Jan 1917)
  9th: John George Stewart-Murray (20 Jan 1917-16 Mar 1942)
10th: James Thomas Stewart-Murray (16 Mar 1942-8 May 1957)
11th: George Iain Murray (8 May 1957-27 Feb 1996)
12th: John Murray (27 Feb 1996-15 May 2012)
13th: Bruce George Ronald Murray (15 May 2012- )

Viscount Baltinglass, co. Wicklow    [Ireland, 1541]
  1st: Thomas Eustace (29 Jun 1541-31 Jul 1549)
  2nd: Rowland Eustace (31 Jul 1549-31 Mar 1578)
  3rd: James Eustace (31 Mar 1578-25 Nov 1585)

Viscount Baltinglass, co. Wicklow    [Ireland, 1627]
  1st: Thomas Roper (27 Jun 1627-18 Feb 1638)
  2nd: Thomas Roper (18 Feb 1638-c Apr 1666)
  3rd: Cary Roper (c Apr 1666-c Aug 1672)

Viscount Baltinglass, co. Wiclow    [Ireland, 1685]
  1st: Richard Talbot (20 Jun 1685-14 Aug 1691) with special remainder to his nephews

Viscount of Balwhidder, Glenalmond and Glenlyon, co. Perth    [Scotland, 1703]
  1st: John Murray (30 Jun 1703-14 Nov 1724)
  2nd: James Murray (9 Jul 1746-8 Jan 1764)
  3rd: John Murray (8 Jan 1764-5 Nov 1774)
  4th: John Murray (5 Nov 1774-29 Sep 1830)
  5th: John Murray (29 Sep 1830-14 Sep 1846)
  6th: George Augustus Frederick John Murray (14 Sep 1846-16 Jan 1864)
  7th: John James Hugh Henry Stewart-Murray (16 Jan 1864-20 Jan 1917)
  8th: John George Stewart-Murray (20 Jan 1917-16 Mar 1942)
  9th: James Thomas Stewart-Murray (16 Mar 1942-8 May 1957)
10th: George Iain Murray (8 May 1957-27 Feb 1996)
11th: John Murray (27 Feb 1996-15 May 2012)
12th: Bruce George Ronald Murray (15 May 2012- )

Viscount Bandon, of Bandonbridge, co. Cork    [Ireland, 1795]
  1st: Francis Bernard (6 Oct 1795-26 Nov 1830)
  2nd: James Bernard (26 Nov 1830-31 Oct 1856)
  3rd: Francis Bernard (31 Oct 1856-17 Feb 1877)
  4th: James Francis Bernard (17 Feb 1877-18 May 1924)
  5th: Percy Ronald Gardner Bernard (18 May 1924-8 Feb 1979)

Viscount Bangor, of Castle Ward, co. Down    [Ireland, 1781]
  1st: Bernard Ward (11 Jan 1781-20 May 1781)
  2nd: Nicholas Ward (20 May 1781-11 Sep 1827)
  3rd: Edward Southwell Ward (11 Sep 1827-1 Aug 1837)
  4th: Edward Ward (1 Aug 1837-14 Sep 1881)
  5th: Henry William Ward (14 Sep 1881-23 Feb 1911)
  6th: Maxwell Richard Crosbie Ward (23 Feb 1911-17 Nov 1950)
  7th: Edward Henry Harold Ward (17 Nov 1950-8 May 1993)
  8th: William Maxwell David Ward (8 May 1993- )

Viscount Bantry, of Bantry, co. Cork    [Ireland, 1800]
  1st: Richard White (29 Dec 1800-2 May 1851)
  2nd: Richard White (2 May 1851-16 Jul 1868)
  3rd: William Henry Hare Hedges-White (16 Jul 1868-15 Jan 1884)
  4th: William Henry Hare Hedges-White (15 Jan 1884-30 Nov 1891)

Viscount Barfleur    [England, 1697]
  1st: Edward Russell (7 May 1697-26 Nov 1727)

Viscount Baring, of Lee, co. Kent    [United Kingdom, 1876]
  1st: Thomas George Baring (10 Jun 1876-15 Nov 1904)
  2nd: Francis George Baring (15 Nov 1904-12 Apr 1929)

Viscount Barnard of Barnard's Castle    [Great Britain, 1754]
  1st: Henry Vane (3 Apr 1754-6 Mar 1758)
  2nd: Henry Vane (6 Mar 1758-8 Sep 1792)
  3rd: William Henry Vane (8 Sep 1792-29 Jan 1842)
  4th: Henry Vane (29 Jan 1842-18 Jan 1864)
  5th: William John Frederick Vane (18 Jan 1864-6 Sep 1864)
  6th: Harry George Powlett (6 Sep 1864-21 Aug 1891)

Viscount Barnewall of Kingsland, in the parish of Donabate, co. Dublin    [Ireland, 1646]
  1st: Nicholas Barnewall (29 Jun 1646-20 Aug 1663)
  2nd: Henry Barnewall (20 Aug 1663-1 Jun 1688)
  3rd: Nicholas Barnewall (1 Jun 1688-14 Jun 1725)
  4th: Henry Benedict Barnewall (14 Jun 1725-11 Mar 1774)
  5th: George Barnewall (11 Mar 1774-5 Apr 1800)
  6th: Matthew Barnewall (1814-15 Nov 1834)

Viscount Barrells, co. Catherlough    [Ireland, 1763]
  1st: Robert Knight (14 May 1763-30 Mar 1772)

Viscount Barrington of Ardglass, co. Down    [Ireland, 1720]
  1st: John Barrington (1 Jul 1720-14 Dec 1734)
  2nd: William Wildman Barrington-Shute (14 Dec 1734-1 Feb 1793)
  3rd: William Barrington (1 Feb 1793-13 Jul 1801)
  4th: Richard Barrington (13 Jul 1801-8 Dec 1813)
  5th: George Barrington (8 Dec 1813-4 Mar 1829)
  6th: William Keppel Barrington (4 Mar 1829-9 Feb 1867)
  7th: George William Barrington (9 Feb 1867-6 Nov 1886)
  8th: Percy Barrington (6 Nov 1886-29 Apr 1901)
  9th: Walter Bulkeley Barrington (29 Apr 1901-12 Sep 1933)
10th: William Reginald Shute Barrington (12 Sep 1933-4 Oct 1960)
11th: Patrick William Daines Barrington (4 Oct 1960-6 Apr 1990)

Viscount Barry    [Ireland, 1541]
  1st: John fitz John Barry (Jun 1541-bt 1553-1553)
  2nd: Edmond Barry (bt 1553-1553-c 1556)
  3rd: James fitz John Barry (c 1556-20 Mar 1558)
  4th: James Fitz Richard Barry (20 Mar 1558-10 Apr 1581)
  5th: David Barry (10 Apr 1581-10 Apr 1617)
  6th: David Barry (10 Apr 1617-29 Sep 1642)
  7th: Richard Barry (29 Sep 1642-Nov 1694)
  8th: Laurence Barry (Nov 1694-17 Apr 1699)
  9th: James Barry (17 Apr 1699-5 Jan 1748)
10th: James Barry (5 Jan 1748-19 Dec 1751)
11th: Richard Barry (19 Dec 1751-1 Aug 1773)
12th: Richard Barry (1 Aug 1773-6 Mar 1793)
13th: Henry Barry (6 Mar 1793-18 Dec 1823)

Viscount Bateman    [Ireland, 1725]
  1st: William Bateman (12 Jul 1725-Dec 1744)
  2nd: John Bateman (Dec 1744-2 Mar 1802)

Viscount Bayham of Bayham Abbey, co. Sussex    [Great Britain, 1786]
  1st: Charles Pratt (13 May 1786-18 Apr 1794)
  2nd: John Jeffreys Pratt (18 Apr 1794-8 Oct 1840)
  3rd: George Charles Pratt (8 Oct 1840-6 Aug 1866)
  4th: John Charles Pratt (6 Aug 1866-4 May 1872)
  5th: John Charles Pratt (4 May 1872-15 Dec 1943)
  6th: John Charles Henry Pratt (14 Dec 1943-22 Mar 1983)
  7th: David George Edward Henry Pratt (22 Mar 1983- )

Viscount Bayning of Sudbury, Suffolk    [England, 1628]
  1st: Paul Bayning (8 Mar 1628-29 Jul 1629)
  2nd: Paul Bayning (29 Jul 1629-11 Jun 1638)

Viscount Beaconsfield, Buckinghamshire    [United Kingdom, 1868]
  1st: Mary Ann Viney-Evans (30 Nov 1868-15 Dec 1872) suo jure

Viscount Bearsted, of Maidstone, co. Kent    [United Kingdom, 1925]
  1st: Marcus Samuel (16 Jun 1925-17 Jan 1927)
  2nd: Walter Horace Samuel (19 Jan 1927-8 Nov 1948)
  3rd: Marcus Richard Samuel (8 Nov 1948-15 Oct 1986)
  4th: Peter Montefiore Samuel Samuel (15 Oct 1986-9 Jun 1996)
  5th: Nicholas Alan Samuel (9 Jun 1996- )

Viscount Beauchamp    [England, 1536]
  1st: Edward Seymour (5 Jun 1536-22 Jan 1552) with a special remainder to heirs male to be begotten from that moment on

Viscount Beauchamp    [Great Britain, 1750]
  1st: Francis Seymour-Conway (3 Aug 1750-14 Jun 1794) with a special remainder to his brother Henry
  2nd: Francis Seymour-Ingram (14 Jun 1794-28 Jun 1822)
  3rd: Francis Charles Seymour-Conway (17 Jun 1822-1 Mar 1842)
  4th: Richard Seymour-Conway (1 Mar 1842-25 Aug 1870)
  5th: Francis George Hugh Seymour (25 Aug 1870-25 Jan 1884)
  6th: Hugh de Grey Seymour (25 Jan 1884-23 Mar 1912)
  7th: George Francis Alexander Seymour (23 Mar 1912-16 Feb 1940)
  8th: Hugh Edward Conway Seymour (18 Jun 1939-22 Dec 1997)
  9th: Henry Jocelyn Seymour (22 Dec 1997- )

Viscount Beaumont    [England, 1440]
  1st: John Beaumont (12 Feb 1440-10 Jul 1460) the first Viscount in England
  2nd: William Beaumont (10 Jul 1460-19 Dec 1507)

Viscount Beaumont of Swords, co. Dublin    [Ireland, 1622]
  1st: Thomas Beaumont (20 May 1622-b 22 May 1625)
  2nd: Sapcote Beaumont (b 22 May 1625-1658)
  3rd: Thomas Beaumont (1658-11 Jun 1702)

Viscount Belfield, of co. Westmeath    [Ireland, 1751]
  1st: Robert Rochfort (5 Oct 1751-13 Nov 1774)
  2nd: George Rochfort (13 Nov 1774-13 May 1814)

Viscount Belgrave    [Great Britain, 1784]
  1st: Richard Grosvenor (5 Jul 1784-5 Aug 1802)
  2nd: Robert Grosvenor (5 Aug 1802-17 Feb 1845)
  3rd: Richard Grosvenor (17 Feb 1845-31 Oct 1869)
  4th: Hugh Lupus Grosvenor (17 Feb 1845-22 Dec 1899)
  5th: Hugh Richard Arthur Grosvenor (22 Dec 1899-19 Jul 1953)
  6th: William Grosvenor (19 Jul 1953-22 Feb 1963)
  7th: Gerald Hugh Grosvenor (22 Feb 1963-25 Feb 1967)
  8th: Robert George Grosvenor (25 Feb 1967-19 Feb 1979)
  9th: Gerald Cavendish Grosvenor (19 Feb 1979-10 Aug 2016)
11th: Hugh Richard Louis Grosvenor (10 Aug 2016- )

Viscount Belhaven, co. Haddington    [Scotland, 1633]
  1st: Robert Douglas (24 Jun 1633-14 Jan 1639)

Viscount Bellisle of Bellisle, co. Fermanagh    [Ireland, 1768]
  1st: Ralph Gore (25 Aug 1768-1802)

Viscount Bellomont, co. Dublin    [Ireland, 1645]
  1st: Henry Bard (18 Jul 1645-20 Jun 1656)
  2nd: Charles Rupert Bard (20 Jun 1656-19 Jun 1667)

Viscount Belmore    [Ireland, 1789]
  1st: Armar Lowry-Corry (6 Dec 1789-2 Feb 1802)
  2nd: Somerset Lowry-Corry (2 Feb 1802-18 Apr 1841)
  3rd: Armar Lowry-Corry (18 Apr 1841-17 Dec 1845)
  4th: Somerset Richard Lowry-Corry (17 Dec 1845-6 Apr 1913)
  5th: Armar Lowry-Corry (6 Apr 1913-12 Feb 1948)
  6th: Cecil Lowry-Corry (12 Feb 1948-2 Mar 1949)
  7th: Galbraith Armar Lowry-Corry (2 Mar 1949-20 Jul 1960)
  8th: John Armar Lowry-Corry (20 Jul 1960- )

Viscount Bennett, of Mickleham, co. Surrey and of Calgary and Hopewell, in the Dominion of Canada    [United Kingdom, 1941]
  1st: Richard Bedford Bennett (16 Jul 1941-27 Jun 1947)

Viscount Berehaven    [Ireland, 1816]
  1st: Richard White (22 Jan 1816-2 May 1851)
  2nd: Richard White (2 May 1851-16 Jul 1868)
  3rd: William Henry Hare Hedges-White (16 Jul 1868-15 Jan 1884)
  4th: William Henry Hare Hedges-White (15 Jan 1884-30 Nov 1891)

Viscount Beresford of Beresford, co. Stafford    [United Kingdom, 1823]
  1st: William Carr Beresford (28 Mar 1823-8 Jan 1854)

Viscount Berkeley    [England, 1481]
  1st: William Berkeley (21 Apr 1481-14 Feb 1492)

Viscount Bernard    [Ireland, 1800]
  1st: Francis Bernard (29 Aug 1800-26 Nov 1830)
  2nd: James Bernard (26 Nov 1830-31 Oct 1856)
  3rd: Francis Bernard (31 Oct 1856-17 Feb 1877)
  4th: James Francis Bernard (17 Feb 1877-18 May 1924)
  5th: Percy Ronald Gardner Bernard (18 May 1924-8 Feb 1979)

Viscount Bertie of Thame, co. Oxford    [United Kingdom, 1918]
  1st: Francis Leveson Bertie (2 Sep 1918-26 Sep 1919)
  2nd: Vere Frederick Bertie (26 Sep 1919-29 Aug 1954)

Viscount Birkenhead    [United Kingdom, 1921]
  1st: Frederick Edwin Smith (15 Jun 1921-30 Sep 1930)
  2nd: Frederick Winston Furneaux Smith (30 Sep 1930-10 Jun 1975)
  3rd: Frederick William Robin Smith (10 Jun 1975-16 Feb 1985)

Viscount Blakenham, of Little Balkenham, co. Suffolk    [United Kingdom, 1963]
  1st: John Hugh Hare (8 Nov 1963-7 Mar 1982)
  2nd: Michael John Hare (7 Mar 1982- )

Viscount Blasonberrie    [Scotland, 1697]
  1st: Patrick Hume (23 Apr 1697-2 Aug 1724)
  2nd: Alexander Hume-Campbell (2 Aug 1724-27 Feb 1740)
  3rd: Hugh Hume-Campbell (27 Feb 1740-10 Jan 1794)

Viscount Bledisloe    [United Kingdom, 1935]
  1st: Charles Bathurst (24 Jun 1935-3 Jul 1958)
  2nd: Benjamin Ludlow Bathurst (3 Jul 1958-17 Sep 1979)
  3rd: Christopher Hiley Ludlow Bathurst (17 Sep 1979-12 May 2009)
  4th: Rupert Edward Ludlow Bathurst (12 May 2009- )

Viscount Blesington, co. Wicklow    [Ireland, 1673]
  1st: Murrough Boyle (23 Aug 1673-26 Apr 1718) with a special remainder to the male heirs of his father
  2nd: Charles Boyle (26 Apr 1718-2 Jun 1732)

Viscount Blundell    [Ireland, 1720]
  1st: Montague Blundell (22 Nov 1720-19 Aug 1756)

Viscount Bolingbroke, co. Lincoln    [Great Britain, 1712]
  1st: Henry St. John (7 Jul 1712-12 Dec 1751) with a special remainder to his father and his heirs male
  2nd: Frederick St. John (12 Dec 1751-5 May 1787)
  3rd: George Richard St. John (5 May 1787-11 Dec 1824)
  4th: Henry St. John (18 Dec 1824-1 Oct 1851)
  5th: Henry St. John (1 Oct 1851-7 Nov 1899)
  6th: Vernon Henry St. John (7 Nov 1899-1 May 1974)
  7th: Kenneth Oliver Musgrave St. John (1 May 1974-5 Jul 2010)
  8th: Henry FitzRoy St. John (5 Jul 2010-May 2011)
  9th: Nicholas Alexander Mowbray St. John (May 2011- )

Viscount Boringdon of North Molton, co. Devon    [United Kingdom, 1815]
  1st: John Parker (29 Nov 1815-14 Mar 1840)
  2nd: Edmund Parker (14 Mar 1840-28 Apr 1864)
  3rd: Albert Edmund Parker (28 Aug 1864-26 Feb 1905)
  4th: Edmund Robert Parker (26 Feb 1905-10 Oct 1951)
  5th: Montagu Brownlow Parker (10 Oct 1951-28 Apr 1962)
  6th: John St. Aubyn Parker (28 Apr 1962-20 Sep 2015)
  7th: Mark Lionel Parker (20 Sep 2015- )

Viscount Borodale, of Wexford, co. Wexford    [United Kingdom, 1919]
  1st: David Beatty (27 Sep 1919-11 Mar 1936)
  2nd: David Field Beatty (11 Mar 1936-10 Jun 1972)
  3rd: David Beatty (10 Jun 1972- )

Viscount Bourchier    [England, 1446]
  1st: Henry Bourchier (14 Dec 1446-4 Apr 1483)
  2nd: Henry Bourchier (4 Apr 1483-13 Mar 1540)

Viscount Bourke of Clanmories, co. Mayo    [Ireland, 1629]
  1st: John Bourke (20 Apr 1629-16 Nov 1633) with a special remainder to the heirs of his father
  2nd: Thomas Bourke (16 Nov 1633-c 1650)
  3rd: Ulrick Bourke (c 1650-29 Apr 1658)
  4th: Richard Bourke (29 Apr 1658-Aug 1666)
  5th: William Bourke (Aug 1666-Oct 1687)
  6th: Richard Bourke (Oct 1687-2 Feb 1709)
  7th: John Bourke (a Nov 1702-17 Oct 1722)
  8th: Michael Bourke (17 Oct 1722-29 Nov 1726)
  9th: John Smith Burgh (29 Nov 1726-21 Apr 1782)
10th: Henry Burgh (21 Apr 1782-8 Dec 1797)
11th: John Thomas Burgh (8 Dec 1797-27 Jul 1808)
12th: Ulick John Burgh (27 Jul 1808-10 Apr 1874)
13th: Hubert George Burgh-Canning (10 Apr 1874-12 Apr 1916)

Viscount Boyd of Merton, of Merton-in-Penninghame, co. Wigtown    [United Kingdom, 1960]
  1st: Alan Tindal Lennox-Boyd (8 Sep 1960-8 Mar 1983)
  2nd: Simon Donald Rupert Neville Lennox-Boyd (8 Mar 1983- )

Viscount Boyle of Bandon, co. Cork    [Ireland, 1756]
  1st: Henry Boyle (17 Apr 1756-28 Dec 1764)
  2nd: Richard Boyle (28 Dec 1764-20 May 1807)
  3rd: Henry Boyle (8 Jul 1815-22 Apr 1842)
  4th: Richard Boyle (22 Apr 1842-1 Aug 1868)
  5th: Henry Bentinck Boyle (16 Sep 1835-8 Feb 1890)
  6th: Richard Henry Boyle (8 Feb 1890-11 Dec 1906)
  7th: Richard Bernard Boyle (11 Dec 1906-13 Apr 1917)
  8th: Robert Henry Boyle (13 Apr 1917-29 Dec 1963)
  9th: Richard Bentinck Boyle (29 Dec 1963-9 May 2013)
10th: Richard Henry John Boyle (9 May 2013- )

Viscount Boyle of Kinalmeaky, co. Cork    [Ireland, 1628]
  1st: Lewis Boyle (28 Feb 1628-2 Sep 1642) with a special remainder to the heirs of his father
  2nd: Richard Boyle (2 Sep 1642-15 Jan 1698)
  3rd: Charles Boyle (13 Jan 1698-9 Feb 1704)
  4th: Richard Boyle (9 Feb 1704-3 Dec 1753)
  5th: John Boyle (3 Dec 1753-23 Nov 1762)
  6th: Hamilton Boyle (23 Nov 1762-17 Jan 1764)
  7th: Edmund Boyle (17 Jan 1764-6 Oct 1798)
  8th: Edmund Boyle (6 Oct 1798-29 Jun 1856)
  9th: Richard Edmund St. Lawrence Boyle (29 Jun 1856-22 Jun 1904)
10th: Charles Spencer Boyle (22 Jun 1904-25 Mar 1925)
11th: Robert John Lascelles Boyle (25 Mar 1925-13 Oct 1934)
12th: William Henry Dudley Boyle (13 Oct 1934-19 Apr 1967)
13th: Patrick Reginald Boyle (19 Apr 1967-8 Aug 1995)
14th: John William Boyle (8 Aug 1995-14 Nov 2003)
15th: John Richard Boyle (14 Nov 2003- )

Viscount Boyne, in the province of Leinster    [Ireland, 1717]
  1st: Gustavus Hamilton (20 Aug 1717-16 Sep 1723)
  2nd: Gustavus Hamilton (16 Sep 1723-20 Apr 1746)
  3rd: Frederick Hamilton (20 Apr 1746-2 Jan 1772)
  4th: Richard Hamilton (2 Jan 1772-30 Jul 1789)
  5th: Gustavus Hamilton (30 Jul 1789-29 Feb 1816)
  6th: Gustavus Hamilton (26 Mar 1823-30 Mar 1855)
  7th: Gustavus Frederick John James Hamilton-Russell (30 Mar 1855-27 Oct 1872)
  8th: Gustavus Russell Hamilton-Russell (27 Oct 1872-30 Dec 1907)
  9th: Gustavus William Hamilton-Russell (30 Dec 1907-18 Jan 1942)
10th: Gustavus Michael George Hamilton-Russell (18 Jan 1942-14 Dec 1995)
11th: Gustavus Michael Stucley Hamilton-Russell (14 Dec 1995- )

Viscount Bracken, of Christchurch, co. Southampton    [United Kingdom, 1952]
  1st: Brendan Rendall Bracken (7 Jan 1952-8 Aug 1958)

Viscount Brackley    [England, 1616]
  1st: Thomas Egerton (7 Nov 1616-15 Mar 1617)
  2nd: John Egerton (15 Mar 1617-4 Dec 1649)
  3rd: John Egerton (4 Dec 1649-26 Oct 1686)
  4th: John Egerton (26 Oct 1686-19 Mar 1701)
  5th: Scroop Egerton (19 Mar 1701-11 Jan 1745)
  6th: John Egerton (11 Jan 1745-26 Feb 1748)
  7th: Francis Egerton (26 Feb 1748-8 Mar 1803)
  8th: John William Egerton (8 Mar 1803-21 Oct 1823)
  9th: Francis Henry Egerton (21 Oct 1823-11 Feb 1829)

Viscount of Breadalbane    [Scotland, 1677]
  1st: John Campbell (28 Jun 1677-19 Mar 1717)

Viscount Brentford, of Newick, co. Sussex    [United Kingdom, 1929]
  1st: William Joynson-Hicks (5 Jul 1929-8 Jun 1932)
  2nd: Richard Cecil Joynson-Hicks (8 Jun 1932-27 Jun 1958)
  3rd: Lancelot William Joynson-Hicks (27 Jun 1958-25 Feb 1983)
  4th: Crispin William Joynson-Hicks (25 Feb 1983- )

Viscount Bridgeman, of Leigh, co. Shropshire    [United Kingdom, 1929]
  1st: William Clive Bridgeman (18 Jun 1929-14 Aug 1935)
  2nd: Robert Clive Bridgeman (14 Aug 1935-17 Nov 1982)
  3rd: Robin John Orlando Bridgeman (17 Nov 1982- )

Viscount Bridport of Cricket St. Thomas    [Great Britain, 1800]
  1st: Alexander Hood (16 Jun 1800-3 May 1814)

Viscount Bridport of Cricket St. Thomas, co. Somerset and of Bronté, in the Kingdom of Italy    [United Kingdom, 1868]
  1st: Alexander Hood (6 Jul 1868-4 Jun 1904)
  2nd: Arthur Wellington Alexander Nelson Hood (4 Jun 1904-28 Mar 1924)
  3rd: Rowland Arthur Herbert Nelson Hood (28 Mar 1924-25 Jul 1969)
  4th: Alexander Nelson Hood (25 Jul 1969- )

Viscount of Briene    [Scotland, 1701]
  1st: Robert Kerr (23 Jun 1701-15 Feb 1703)
  2nd: William Kerr (15 Feb 1703-28 Feb 1722)
  3rd: William Kerr (28 Feb 1722-28 Jul 1767)
  4th: William Henry Kerr (28 Jul 1767-12 Apr 1775)
  5th: William John Kerr (12 Apr 1775-4 Jan 1815)
  6th: William Kerr (4 Jan 1815-27 Apr 1824)
  7th: John William Robert Kerr (27 Apr 1824-14 Nov 1841)
  8th: William Schomberg Robert Kerr (14 Nov 1841-4 Jul 1870)
  9th: Schomberg Henry Kerr (6 Jul 1870-17 Jan 1900)
10th: Robert Henry Schomberg Kerr (17 Jan 1900-16 Mar 1930)
11th: Philip Henry Kerr (16 Mar 1930-12 Dec 1940)
12th: Peter Francis Walter Kerr (12 Dec 1940-11 Oct 2004)
13th: Michael Andrew Foster Jude Kerr (11 Oct 2004- )

Viscount Brocas, of Southampton, co. Southampton    [United Kingdom, 1925]
  1st: John Henry Rushworth Jellicoe (29 Jun 1925-20 Nov 1935)
  2nd: George Patrick John Rushworth Jellicoe (20 Nov 1935-22 Feb 2007)
  3rd: Patrick John Bernard Jellicoe (22 Feb 2007- )

Viscount Brome, of co. Suffolk    [Great Britain, 1753]
  1st: Charles Cornwallis (30 Jun 1753-23 Jun 1762)
  2nd: Charles Cornwallis (23 Jun 1762-5 Oct 1805)
  3rd: Charles Cornwallis (5 Oct 1805-9 Aug 1823)
  4th: James Cornwallis (9 Aug 1823-20 Jan 1824)
  5th: James Mann (20 Jan 1824-21 May 1852)

Viscount Brookeborough, of Colebrooke, co. Fermanagh    [United Kingdom, 1952]
  1st: Basil Stanlake Brooke (1 Jul 1952-18 Aug 1973)
  2nd: John Warden Brooke (18 Aug 1973-5 Mar 1987)
  3rd: Alan Henry Brooke (5 Mar 1987- )

Viscount Broome, of Broome    [United Kingdom, 1914]
  1st: Horatio Herbert Kitchener (27 Jul 1914-5 Jun 1916)
  2nd: Henry Elliott Chevallier Kitchener (5 Jun 1916-27 Mar 1937)
  3rd: Henry Herbert Kitchener (27 Mar 1937-16 Dec 2011)

Viscount Brouncker of Lyons, in the Province of Leinster    [Ireland, 1645]
  1st: William Brouncker (12 Sep 1645-c Nov 1645)
  2nd: William Brouncker (Nov 1645-5 Apr 1684)
  3rd: Henry Brouncker (5 Apr 1684-4 Jan 1688)

Viscount of Broxmouth    [Scotland, 1707]
  1st: John Ker (25 Apr 1707-27 Feb 1741) with special remainder to his heirs male
  2nd: Robert Ker (27 Feb 1741-20 Aug 1755)
  3rd: John Ker (20 Aug 1755-19 Mar 1804)
  4th: William Bellenden-Ker (19 Mar 1804-22 Oct 1805)
  5th: James Innes-Ker (22 Oct 1805-19 Jul 1823)
  6th: James Henry Robert Innes-Ker (19 Jul 1823-23 Apr 1879)
  7th: James Henry Robert Innes-Ker (23 Apr 1879-23 Oct 1892)
  8th: Henry John Innes-Ker (23 Oct 1892-29 Sep 1932)
  9th: George Victor Robert John Innes-Ker (29 Sep 1932-26 Sep 1974)
10th: Guy David Innes-Ker (26 Sep 1974- )

Viscount Bruce of Ampthill, Bedfordshire    [England, 1665]
  1st: Robert Bruce (18 Mar 1665-20 Oct 1685)
  2nd: Thomas Bruce (20 Oct 1685-16 Dec 1741)
  3rd: Charles Bruce (16 Dec 1741-10 Feb 1747)

Viscount Bruce of Melbourne, of Westminster Gardens, in the City of Westminster    [United Kingdom, 1947]
  1st: Stanley Melbourne Bruce (18 Mar 1947-25 Aug 1967)

Viscount Bryce, of Dechmount, co. Lanark    [United Kingdom, 1914]
  1st: James Bryce (28 Jan 1914-22 Jan 1922)

Viscount Buckmaster    [United Kingdom, 1933]
  1st: Stanley Owen Buckmaster (24 Feb 1933-5 Dec 1934)
  2nd: Owen Stanley Buckmaster (5 Dec 1934-25 Sep 1974)
  3rd: Martin Stanley Buckmaster (25 Sep 1974-8 Jun 2007)
  4th: Adrian Charles Buckmaster (8 Jun 2007- )

Viscount Bulkeley of Cashel, co. Tipperary    [Ireland, 1644]
  1st: Thomas Bulkeley (6 Jan 1644-b 1659)
  2nd: Robert Bulkeley (b 1659-18 Oct 1688)
  3rd: Richard Bulkeley (18 Oct 1688-c 19 Aug 1704)
  4th: Richard Bulkeley (c 19 Aug 1704-4 Jun 1724)
  5th: Richard Bulkeley (4 Jun 1724-15 Mar 1739)
  6th: James Bulkeley (15 Mar 1739-23 Apr 1752)
  7th: Thomas James Warren-Bulkeley (12 Dec 1752-3 Jun 1822)

Viscount Burnham    [United Kingdom, 1919]
  1st: Harry Lawson Webster Levy-Lawson (16 May 1919-20 Jul 1933)

Viscount Bury, co. Lancaster    [England, 1697]
  1st: Arnold Joost Keppel (10 Feb 1697-30 May 1718)
  2nd: William Anne Keppel (19 May 1718-22 Dec 1754)
  3rd: George Keppel (22 Dec 1754-13 Oct 1772)
  4th: William Charles Keppel (13 Oct 1772-30 Oct 1849)
  5th: Augustus Frederick Keppel (30 Oct 1849-15 Mar 1851)
  6th: George Thomas Keppel (15 Mar 1851-21 Feb 1891)
  7th: William Coutts Keppel (21 Feb 1891-28 Aug 1894)
  8th: Arnold Allen Cecil Keppel (28 Aug 1894-12 Apr 1942)
  9th: Walter Egerton George Lucian Keppel (12 Apr 1942-14 Jul 1979)
10th: Rufus Arnold Alexis Keppel (14 Jul 1979- )

Viscount Butler of Tulleophelim, co. Carlow    [Ireland, 1603]
  1st: Theobald Butler (4 Aug 1603-Dec 1613)

Viscount Buxton, of Newtimber, co. Essex    [United Kingdom, 1914]
  1st: Sydney Charles Buxton (11 May 1914-15 Oct 1934)

Viscount Byng of Vimy    [United Kingdom, 1928]
  1st: Julian Hedworth George Byng (12 Jan 1928-6 Jun 1935)

Viscount Caher, co. Tipperary    [Ireland, 1816]
  1st: Richard Butler (22 Jan 1816-30 Jan 1819)
  2nd: Richard Butler (30 Jan 1819-22 Jun 1858)

Viscount Cahiravahilla    [Ireland, ]
  1st: Dominick Roche ( -bt 1701-1702) created by King James II when in exile

Viscount Caldecote, of Bristol, co. Gloucester    [United Kingdom, 1939]
  1st: Thomas Walker Hobart Inskip (6 Sep 1939-11 Oct 1947)
  2nd: Robert Andrew Inskip (11 Oct 1947-20 Sep 1999)
  3rd: Piers James Hampden Inskip (20 Sep 1999- )

Viscount Caledon, of Caledon, co. Tyrone    [Ireland, 1797]
  1st: James Alexander (23 Nov 1797-22 Mar 1802)
  2nd: Du Pre Alexander (22 Mar 1802-8 Apr 1839)
  3rd: James Du Pre Alexander (8 Apr 1839-30 Jun 1855)
  4th: James Alexander (30 Jun 1855-27 Apr 1898)
  5th: Eric James Desmond Alexander Alexander (27 Apr 1898-10 Jul 1968)
  6th: Denis James Alexander (10 Jul 1968-20 May 1980)
  7th: Nicholas James Alexander (20 May 1980- )

Viscount Callan, co. Kerry    [Ireland, 1622]
  1st: George Feilding (7 Nov 1622-31 Jan 1665)
  2nd: William Feilding (31 Jan 1665-23 Aug 1685)
  3rd: Basil Feilding (23 Aug 1685-18 Mar 1717)
  4th: William Feilding (18 Mar 1717-2 Aug 1755)
  5th: Basil Feilding (2 Aug 1755-14 Jul 1800)
  6th: William Basil Percy Feilding (14 Jul 1800-25 Jun 1865)
  7th: Rudolph William Basil Feilding (25 Jun 1865-10 Mar 1892)
  8th: Rudolph Robert Basil Aloysius Augustine Feilding (10 Mar 1892-25 Nov 1939)
  9th: William Rudolph Stephen Feilding (25 Nov 1939-31 Dec 1966)
10th: William Rudolph Michael Feilding (31 Dec 1966-23 Mar 1995)
11th: Alexander Steven Rudolph Feilding (23 Mar 1995- )

Viscount Calne and Calston, co. Wilts    [Great Britain, 1784]
  1st: William Petty (6 Dec 1784-7 May 1805)
  2nd: John Henry Petty (7 May 1805-15 Nov 1809)
  3rd: Henry Petty-FitzMaurice (15 Nov 1809-31 Jan 1863)
  4th: Henry Petty-FitzMaurice (31 Jan 1863-5 Jul 1866)
  5th: Henry Charles Keith Petty-FitzMaurice (5 Jul 1866-3 Jun 1927)
  6th: Henry William Edmund Petty-FitzMaurice (3 Jun 1927-5 Mar 1936)
  7th: Charles Hope Petty-FitzMaurice (5 Mar 1936-20 Aug 1944)
  8th: George John Charles Mercer Nairne Petty-FitzMaurice (20 Aug 1944-25 Aug 1999)
  9th: Charles Maurice Petty-FitzMaurice (25 Aug 1999- )

Viscount Campden, co. Gloucester    [England, 1628]
  1st: Baptist Hicks (5 May 1628-18 Oct 1629) with special remainder to his son-in-law, Edward Noel
  2nd: Edward Noel (18 Oct 1629-8 Mar 1643)
  3rd: Baptist Noel (8 Mar 1643-29 Oct 1682)
  4th: Edward Noel (29 Oct 1682-Jan 1689)
  5th: Wriothesley Baptist Noel (Jan 1689-21 Sep 1690)
  6th: Baptist Noel (21 Sep 1690-16 Apr 1714)
  7th: Baptist Noel (16 Apr 1714-21 Mar 1751)
  8th: Baptist Noel (21 Mar 1751-27 May 1759)
  9th: Henry Noel (27 May 1759-8 Apr 1798)

Viscount Campden of Campden, co. Gloucester    [United Kingdom, 1841]
  1st: Charles Noel (16 Aug 1841-10 Jun 1866)
  2nd: Charles George Noel (10 Jun 1866-13 Aug 1881)
  3rd: Charles William Francis Noel (13 Aug 1881-17 Apr 1926)
  4th: Arthur Edward Joseph Noel (17 Apr 1926-27 Aug 1927)
  5th: Anthony Gerard Edward Noel (27 Aug 1927-29 Dec 2009)
  6th: Anthony Baptist Noel (29 Dec 2009- )

Viscount Camrose, of Hackwood Park, co. Southampton    [United Kingdom, 1941]
  1st: William Ewart Berry (20 Jan 1941-15 Jun 1954)
  2nd: John Seymour Berry (15 Jun 1954-15 Feb 1995)
  3rd: William Michael Berry (15 Feb 1995-3 Apr 2001)
  4th: Adrian Michael Berry (3 Apr 2001-19 Apr 2016)
  5th: Jonathan William Berry (19 Apr 2016- )

Viscount Canada    [Scotland, 1633]
  1st: William Alexander (14 Jun 1633-bt 1639-1640)
  2nd: William Alexander (1638-1640)
  3rd: Henry Alexander (1638-1650)
  4th: Henry Alexander (1650-1690)
  5th: Henry Alexander (1690-1739)

Viscount Canning of Kilbrahan, co. Kilkenny    [United Kingdom, 1828]
  1st: Joan Scott (22 Jan 1828-14 Mar 1837) with special remainder to the male heirs of her late husband
  2nd: Charles John Canning (23 Mar 1837-17 Jun 1862)

Viscount Cantelupe    [Great Britain, 1761]
  1st: John West (18 Mar 1761-16 Mar 1766)
  2nd: John West (16 Mar 1766-22 Nov 1777)
  3rd: William Augustus West (22 Nov 1777-Jan 1783)
  4th: John Richard West (Jan 1783-28 Jul 1795)
  5th: George John Sackville-West (28 Jul 1795-23 Feb 1869)
  6th: Charles Richard Sackville-West (23 Feb 1869-23 Apr 1873)
  7th: Reginald Windsor Sackville (23 Apr 1873-5 Jan 1896)
  8th: Gilbert George Reginald Sackville (5 Jan 1896-16 Dec 1915)
  9th: Herbrand Edward Dundonald Brassey Sackville (16 Dec 1915-28 Jan 1976)
10th: William Herbrand Sackville (28 Jan 1976-9 Feb 1988)
11th: William Herbrand Sackville (9 Feb 1988- )

Viscount Canterbury, of the City of Canterbury    [United Kingdom, 1835]
  1st: Charles Manners-Sutton (10 Mar 1835-21 Jul 1845)
  2nd: Charles John Manners-Sutton (21 Jul 1845-13 Nov 1869)
  3rd: John Henry Thomas Manners-Sutton (13 Nov 1869-24 Jun 1877)
  4th: Henry Charles Manners-Sutton (23 Jun 1877-19 Feb 1914)
  5th: Henry Frederick Walpole Manners-Sutton (19 Feb 1914-22 Oct 1918)
  6th: Charles Graham Manners-Sutton (22 Oct 1918-26 Feb 1941)

Viscount Cardwell of Ellerbeck, co. Lancaster    [United Kingdom, 1874]
  1st: Edward Cardwell (6 Mar 1874-15 Feb 1886)

Viscount Carhampton of Castlehaven, co. Cork    [Ireland, 1781]
  1st: Simon Luttrell (9 Jan 1781-14 Jan 1787)
  2nd: Henry Lawes Luttrell (14 Jan 1787-25 Apr 1821)
  3rd: John Luttrell-Olmius (25 Apr 1821-19 Mar 1829)

Viscount Carleton of Clare, co. Tipperary    [Ireland, 1797]
  1st: Hugh Carleton (21 Nov 1797-25 Feb 1826)

Viscount Carleton of Imbercourt, Surrey    [England, 1626]
  1st: Dudley Carleton (22 May 1626-15 Feb 1632)

Viscount Carlingford, co. Louth    [Ireland, 1628]
  1st: Barnham Swift (26 Mar 1628-28 Jan 1635)

Viscount Carlingford, co. Louth    [Ireland, 1761]
  1st: George Carpenter (1 May 1761-9 Mar 1762)

Viscount Carlow, co. Carlow    [Ireland, 1776]
  1st: William Henry Dawson (24 Jul 1776-22 Aug 1779)
  2nd: John Dawson (22 Aug 1779-25 Nov 1798)
  3rd: John Dawson (25 Nov 1798-28 Dec 1845)
  4th: Henry John Reuben Dawson-Damer (27 May 1845-1 Mar 1889)
  5th: Lionel Seymour William Dawson-Damer (1 Mar 1889-17 Dec 1892)
  6th: Lionel George Henry Seymour Dawson-Damer (17 Dec 1892-31 Aug 1900)
  7th: Lionel George Henry Seymour Dawson-Damer (31 Aug 1900-4 Jul 1959)
  8th: George Lionel Yuill Seymour Dawson-Damer (4 Jul 1959- )

Viscount Carrington of Burford, in the Province of Connaught    [Ireland, 1643]
  1st: Charles Smyth (4 Nov 1643-22 Feb 1665)
  2nd: Francis Smith (22 Feb 1665-c Apr 1701)
  3rd: Charles Smith (c Apr 1701-11 May 1706)

Viscount Carteret    [Great Britain, 1715]
  1st: Grace Granville (1 Jan 1715-18 Oct 1744) suo jure, with a special remainder to her husband's brother, Edward Carteret
  2nd: John Carteret (18 Oct 1744-2 Jan 1763)
  3rd: Robert Carteret (2 Jan 1763-13 Feb 1776)

Viscount Castle Stuart, co. Tyrone    [Ireland, 1793]
  1st: Andrew Thomas Stewart (20 Dec 1793-26 Aug 1809)
  2nd: Robert Stewart (26 Aug 1809-10 Jun 1854)
  3rd: Edward Stewart (10 Jun 1854-20 Feb 1857)
  4th: Charles Andrew Knox Stewart (20 Feb 1857-12 Sep 1874)
  5th: Henry James Stuart-Richardson (12 Sep 1874-5 Jun 1914)
  6th: Andrew John Stuart (5 Jun 1914-7 Nov 1921)
  7th: Arthur Stuart (7 Nov 1921-5 Nov 1961)
  8th: Arthur Patrick Avondale Stuart (5 Nov 1961- )

Viscount Castlecomer, co. Kilkenny    [Ireland, 1707]
  1st: Christopher Wandesford (15 Mar 1707-15 Sep 1707)
  2nd: Christopher Wandesford (15 Sep 1707-23 Jun 1719)
  3rd: Christopher Wandesford (23 Jun 1719-8 May 1736)
  4th: George Wandesford (8 May 1736-25 Jun 1751)
  5th: John Wandesford (25 Jun 1751-12 Jan 1784)

Viscount Castlecuffe    [Ireland, 1793]
  1st: Otway Cuffe (20 Dec 1793-9 Aug 1804)
  2nd: John Otway Cuffe (9 Aug 1804-22 Nov 1820)
  3rd: Otway O'Conner Cuffe (22 Nov 1820-1 Apr 1865)
  4th: William Ulick O'Connor Cuffe (1 Apr 1865-15 Sep 1898)
  5th: Hamilton John Agmondesham Cuffe (15 Sep 1898-4 Nov 1934)

Viscount Castlemaine    [Ireland, 1822]
  1st: William Handcock (12 Jan 1822-7 Jan 1839)

Viscount Castlemaine, co. Kerry    [Ireland, 1718]
  1st: Richard Tynley (24 Apr 1718-Mar 1750)
  2nd: John Child (Mar 1750-17 Sep 1784)

Viscount Castlereagh    [Ireland, 1795]
  1st: Robert Stewart (1 Oct 1795-8 Apr 1821)
  2nd: Robert Stewart (6 Apr 1821-12 Aug 1822)
  3rd: Charles William Vane (12 Aug 1822-6 Mar 1854)
  4th: Frederick William Robert Stewart (6 Mar 1854-25 Nov 1872)
  5th: George Henry Robert Charles William Vane-Tempest (25 Nov 1872-6 Nov 1884)
  6th: Charles Stewart Vane-Tempest-Stewart (6 Nov 1884-8 Feb 1915)
  7th: Charles Stewart Henry Vane-Tempest-Stewart (8 Feb 1915-11 Feb 1949)
  8th: Edward Charles Robert Vane-Tempest-Stewart (11 Feb 1949-17 Oct 1955)
  9th: Alexander Charles Robert Vane-Tempest-Stewart (17 Oct 1955-20 Jun 2012)
10th: Frederick Aubrey Vane-Tempest-Stewart (20 Jun 2012- )

Viscount Castlerosse    [Ireland, 1801]
  1st: Valentine Browne (2 Jan 1801-3 Oct 1812)
  2nd: Valentine Browne (3 Oct 1812-31 Oct 1853)
  3rd: Thomas Browne (31 Oct 1853-26 Dec 1871)
  4th: Valentine Augustus Browne (26 Dec 1871-9 Feb 1905)
  5th: Valentine Charles Browne (9 Feb 1905-14 Nov 1941)
  6th: Valentine Edward Charles Browne (14 Nov 1941-20 Sep 1943)
  7th: Gerald Ralph Desmond Browne (20 Sep 1943-14 Feb 1952)

Viscount Castleton, co. Limerick    [Ireland, 1627]
  1st: Nicholas Saunderson (11 Jul 1627-17 May 1631)
  2nd: Nicholas Saunderson (17 May 1631-13 Nov 1640)
  3rd: Nicholas Saunderson (13 Nov 1640-1641)
  4th: Peregrine Saunderson (1641-1650)
  5th: George Saunderson (1650-27 May 1714)
  6th: James Saunderson (27 May 1714-23 May 1723)

Viscount Castleton of Sandbeck, co. York    [Great Britain, 1716]
  1st: James Saunderson (2 Jul 1716-23 May 1723)

Viscount Cathcart, of Cathcart, co. Renfrew    [United Kingdom, 1807]
  1st: William Schaw Cathcart (9 Nov 1807-16 Jun 1843)
  2nd: Charles Murray Cathcart (16 Jun 1843-16 Jul 1859)
  3rd: Alan Frederick Cathcart (16 Jul 1859-30 Oct 1905)
  4th: Alan Cathcart (30 Oct 1905-2 Sep 1911)
  5th: George Cathcart (2 Sep 1911-19 Nov 1927)
  6th: Alan Cathcart (19 Nov 1927-15 Jun 1999)
  7th: Charles Alan Andrew Cathcart (15 Jun 1999- )

Viscount Cave, of Richmond, co. Surrey    [United Kingdom, 1918]
  1st: George Cave (14 Nov 1918-29 Mar 1928)

Viscount Caversham, co. Oxford    [Great Britain, 1718]
  1st: William Cadogan (8 May 1718-17 Jul 1726)

Viscount Cecil of Chelwood, of Grinstead, co. Sussex    [United Kingdom, 1923]
  1st: Edgar Algernon Robert Gascoyne-Cecil (24 Dec 1923-24 Nov 1958)

Viscount Chandos, of Aldershot, co. Southampton    [United Kingdom, 1954]
  1st: Oliver Lyttelton (9 Sep 1954-21 Jan 1972)
  2nd: Antony Alfred Lyttelton (21 Jan 1972-28 Nov 1980)
  3rd: Thomas Orlando Lyttelton (28 Nov 1980- )

Viscount Chaplin, of St. Oswald's, Blankney, co. Lincoln    [United Kingdom, 1916]
  1st: Henry Chaplin (20 Jun 1916-29 May 1923)
  2nd: Eric Chaplin (29 May 1923-12 Sep 1949)
  3rd: Anthony Freskin Charles Hamby Chaplin (12 Sep 1949-18 Dec 1981)

Viscount Charlemont, co. Armagh    [Ireland, 1665]
  1st: William Caulfeild (8 Oct 1665-Apr 1671)
  2nd: William Caulfeild (c Apr 1671-21 Jul 1726)
  3rd: James Caulfeild (21 Jul 1726-21 Apr 1734)
  4th: James Caulfeild (21 Apr 1734-4 Aug 1799)
  5th: Francis William Caulfeild (4 Aug 1799-26 Dec 1863)
  6th: James Molyneux Caulfeild (26 Dec 1863-12 Jan 1892)
  7th: James Alfred Caulfeild (12 Jan 1892-4 Jul 1913)
  8th: James Edward Geale Caulfeild (4 Jul 1913-30 Aug 1949)
  9th: Charles Edward St. George Caulfeild (30 Aug 1949-18 Jan 1964)
10th: Robert Toby St. George Caulfeild (18 Jan 1964-26 Nov 1967)
11th: Charles St. George Caulfeild (26 Nov 1967-18 Nov 1971)
12th: Richard William St. George Caulfeild (18 Nov 1971-18 Jun 1979)
13th: Charles Wilberforce Caulfeild (18 Jun 1979-14 Sep 1985)
14th: John Day Caulfeild (14 Sep 1985-10 Nov 2001)
15th: John Dodd Caulfeild (10 Nov 2001- )

Viscount Charleville of Charleville Forest, in King's County    [Ireland, 1800]
  1st: Charles William Bury (29 Dec 1800-31 Oct 1835)
  2nd: Charles William Bury (31 Oct 1835-14 Jul 1851)
  3rd: Charles William George Bury (14 Jul 1851-19 Jan 1859)
  4th: Charles William Francis Bury (19 Jan 1859-3 Nov 1874)
  5th: Alfred Bury (3 Nov 1874-26 Jun 1875)

Viscount Chaworth of Armagh, co. Armagh    [Ireland, 1628]
  1st: George Chaworth (4 Mar 1628-3 Jul 1639)
  2nd: John Chaworth (3 Jul 1639-Jun 1644)
  3rd: Patrick Chaworth (Jun 1644-Jun 1693)

Viscount Chelmsford, of Chelmsford, co. Essex    [United Kingdom, 1921]
  1st: Frederick John Napier Thesiger (3 Jun 1921-1 Apr 1933)
  2nd: Andrew Charles Gerald Thesiger (1 Apr 1933-27 Sep 1970)
  3rd: Frederick Jan Thesiger (27 Sep 1970-15 Dec 1999)
  4th: Frederic Corin Piers Thesiger (1999- )

Viscount Chelsea, co. Middlesex    [Great Britain, 1800]
  1st: Charles Sloane Cadogan (27 Dec 1800-3 Apr 1807)
  2nd: Charles Henry Sloane Cadogan (3 Apr 1807-23 Dec 1832)
  3rd: George Cadogan (23 Dec 1832-15 Sep 1864)
  4th: Henry Charles Cadogan (15 Sep 1864-8 Jun 1873)
  5th: George Henry Cadogan (8 Jun 1873-6 Mar 1915)
  6th: Gerald Oakley Cadogan (6 Mar 1915-4 Oct 1933)
  7th: William Gerald Charles Cadogan (4 Oct 1933-4 Jul 1997)
  8th: Charles Gerald John Cadogan (4 Jul 1997- )

Viscount Cherwell, of Oxford, co. Oxford    [United Kingdom, 1956]
  1st: Frederick Alexander Lindemann (25 Jun 1956-3 Jul 1957)

Viscount Chetwynd of Bearhaven, co. Kerry    [Ireland, 1717]
  1st: Walter Chetwynd (29 Jun 1717-21 Feb 1736) with special remainder to his father
  2nd: John Chetwynd (21 Feb 1736-21 Jun 1767)
  3rd: William Richard Chetwynd (21 Jun 1767-3 Apr 1770)
  4th: William Chetwynd (3 Apr 1770-12 Nov 1791)
  5th: Richard Chetwynd (12 Nov 1791-27 Feb 1821)
  6th: Richard Walter Chetwynd (26 Mar 1829-6 Dec 1879)
  7th: Richard Walter Chetwynd (6 Dec 1879-23 Jan 1911)
  8th: Godfrey John Boyle Chetwynd (23 Jan 1911-22 Mar 1936)
  9th: Adam Duncan Chetwynd (22 Mar 1936-12 Jun 1965)
10th: Adam Richard John Casson Chetwynd (12 Jun 1965-20 Aug 2015)
11th: Adam Douglas Chetwynd (21 Aug 2015- )

Viscount Chichester of Carrickfergus, co. Antrim    [Ireland, 1625]
  1st: Edward Chichester (1 Apr 1625-8 Jul 1648)
  2nd: Arthur Chichester (8 Jul 1648-18 Mar 1675)
  3rd: Arthur Chichester (18 Mar 1675-26 Oct 1678)
  4th: Arthur Chichester (26 Oct 1678-20 Apr 1706)
  5th: Arthur Chichester (10 Apr 1706-30 Sep 1757)
  6th: Arthur Chichester (30 Sep 1757-5 Jan 1799)
  7th: George Augustus Chichester (5 Jan 1799-5 Oct 1844)
  8th: George Hamilton Chichester (5 Oct 1844-20 Oct 1883)
  9th: Edward Chichester (20 Oct 1883-20 Jan 1889)
10th: George Augustus Chichester (20 Jan 1889-13 May 1904)
11th: Edward Arthur Donald St. George Chichester (13 May 1904-24 May 1975)
12th: Dermot Richard Claud Chichester (24 May 1975-19 Apr 2007)
13th: Arthur Patrick Chichester (19 Apr 2007- )

Viscount Chilston, of Boughton Malherbe, co. Kent    [United Kingdom, 1911]
  1st: Aretas Akers-Douglas (6 Jul 1911-15 Jan 1926)
  2nd: Aretas Akers-Douglas (15 Jan 1926-25 Jul 1947)
  3rd: Eric Alexander Akers-Douglas (25 Jul 1947-10 Apr 1982)
  4th: Alastair George Akers-Douglas (10 Apr 1982- )

Viscount Cholmondeley of Kells, co. Meath    [Ireland, 1628]
  1st: Robert Cholmondeley (2 Jul 1628-2 Oct 1659)

Viscount Cholmondeley of Kells, co. Meath    [Ireland, 1661]
  1st: Robert Cholmondeley (29 Mar 1661-22 May 1681)
  3rd: George Cholmondeley (18 Jan 1725-7 May 1733)
  4th: George Cholmondeley (7 May 1733-10 Jun 1770)
  5th: George James Cholmondeley (10 Jun 1770-10 Apr 1827)
  6th: George Horatio Cholmondeley (10 Apr 1827-8 May 1870)
  7th: William Henry Hugh Cholmondeley (8 May 1870-16 Dec 1884)
  8th: George Henry Hugh Cholmondeley (16 Dec 1884-16 Mar 1923)
  9th: George Horatio Charles Cholmondeley (16 Mar 1923-16 Sep 1968)
10th: George Hugh Cholmondeley (16 Sep 1968-13 Mar 1990)
11th: David George Philip Cholmondeley (13 Mar 1990- )

Viscount Churchill    [United Kingdom, 1902]
  1st: Victor Albert Francis Charles Spencer (14 Jul 1902-3 Jan 1934)
  2nd: Victor Alexander Spencer (3 Jan 1934-21 Dec 1973)
  3rd: Victor George Spencer Spencer (21 Dec 1973-18 Oct 2017)

Viscount Cilcennin, of Hereford, co. Hereford    [United Kingdom, 1956]
  1st: James Purdon Lewes Thomas (18 Jan 1956-13 Jul 1960)

Viscount Clancarty, of co. Cork    [United Kingdom, 1823]
  1st: Richard Le Poer Trench (8 Dec 1823-24 Nov 1837)
  2nd: William Thomas Le Poer Trench (24 Nov 1837-26 Apr 1872)
  3rd: Richard Somerset Le Poer Trench (26 Apr 1872-29 May 1891)
  4th: William Frederick Le Poer Trench (29 May 1891-16 Feb 1929)
  5th: Richard Frederick John Donough Le Poer Trench (16 Feb 1929-5 Jun 1971)
  6th: Greville Sydney Rochfort Le Poer Trench (5 Jun 1971-15 Sep 1975)
  7th: William Francis Brinsley Le Poer Trench (15 Sep 1975-18 May 1995)
  8th: Nicholas Power Richard Le Poer Trench (18 May 1995- )

Viscount Claneboye, co. Down    [Ireland, 1622]
  1st: James Hamilton (4 May 1622-24 Jan 1644)
  2nd: James Hamilton (1644-20 Jun 1659)
  3rd: Henry Hamilton (20 Jun 1659-12 Jan 1675)

Viscount Claneboye, of Claneboye, co. Down    [United Kingdom, 1871]
  2nd: Terence John Temple Hamilton-Temple-Blackwood (12 Feb 1902-11 Feb 1919)
  3rd: Frederick Temple Hamilton-Temple-Blackwood (7 Feb 1918-21 Jul 1930)
  4th: Basil Sheridan Hamilton-Temple-Blackwood (21 Jul 1930-25 Mar 1945)
  5th: Sheriden Frederick Terence Hamilton-Temple-Blackwood (25 Mar 1945-1988)

Viscount Clanfield, of Clanfield, co. Hampshire    [United Kingdom, 1929]
  1st: William Robert Wellesley Peel (10 Jul 1929-28 Sep 1937)
  2nd: Arthur William Ashton Peel (28 Sep 1937-1969)
  3rd: William James Robert Peel (22 Sep 1969- )

Viscount Clanmalier, King's and Queen's County    [Ireland, 1631]
  1st: Terence O'Dempsey (22 Dec 1631-a Feb 1637)
  2nd: Lewis O'Dempsey (c 1638-1683)
  3rd: Maximilian O'Dempsey (1683-30 Nov 1691)

Viscount Clanmaurice    [Ireland, 1723]
  1st: Thomas FitzMaurice (17 Jan 1723-16 Mar 1741)
  2nd: William FitzMaurice (16 Mar 1741-4 Apr 1747)
  3rd: Francis Thomas FitzMaurice (4 Apr 1747-4 Jul 1818)
  4th: Henry Petty-FitzMaurice (4 Jul 1818-31 Jan 1863)
  5th: Henry Petty-FitzMaurice (31 Jan 1863-5 Jul 1866)
  6th: Henry Charles Keith Petty-FitzMaurice (5 Jul 1866-3 Jun 1927)
  7th: Henry William Edmund Petty-FitzMaurice (3 Jun 1927-5 Mar 1936)
  8th: Charles Hope Petty-FitzMaurice (5 Mar 1936-20 Aug 1944)
  9th: George John Charles Mercer Nairne Petty-FitzMaurice (20 Aug 1944-25 Aug 1999)
10th: Charles Maurice Petty-FitzMaurice (25 Aug 1999- )

Viscount Clanwilliam, of co. Tipperary    [Ireland, 1766]
  1st: John Meade (17 Nov 1766-19 Oct 1800)
  2nd: Richard Meade (19 Oct 1800-3 Sep 1805)
  3rd: Richard Charles Francis Christian Meade (3 Sep 1805-7 Oct 1879)
  4th: Richard James Meade (7 Oct 1879-4 Aug 1907)
  5th: Arthur Vesey Meade (4 Aug 1907-23 Jan 1953)
  6th: John Charles Edmund Carson Meade (23 Jan 1953-30 Mar 1989)
  7th: John Herbert Meade (30 Mar 1989-24 Dec 2009)

Viscount Clanwilliam, of co. Tipperary    [Ireland, 1776]
  8th: Patrick James Meade (24 Dec 2009- )

Viscount Clare    [Ireland, 1767]
  1st: Robert Nugent (19 Jan 1767-14 Oct 1788)

Viscount Clare, co. Clare    [Ireland, 1662]
  1st: Daniel O'Brien (11 Jul 1662-1663)
  2nd: Connor O'Brien (c 1666-c 1670)
  3rd: Daniel O'Brien (c 1670-c 1691)

Viscount Clermont, of Clermont, co. Louth    [Ireland, 1776]
  1st: William Henry Fortescue (23 Jul 1776-30 Sep 1806) with special remainder to his brother, James Fortescue
  2nd: William Charles Fortescue (30 Sep 1806-24 Jun 1829)

Viscount Clifden of Gowran, co. Kilkenny    [Ireland, 1781]
  1st: James Agar (12 Jan 1781-1 Jan 1789)
  2nd: Henry Welbore Ellis (1 Jan 1789-13 Jul 1836)
  3rd: Henry Agar-Ellis (13 Jul 1836-20 Feb 1866)
  4th: Henry George Agar (20 Feb 1866-28 Mar 1895)
  5th: Leopold George Frederick Agar-Ellis (28 Mar 1895-10 Sep 1899)
  6th: Thomas Charles Reginald Agar-Robartes (10 Sep 1899-19 Jul 1930)
  7th: Francis Gerald Agar-Robartes (19 Jul 1930-15 Jul 1966)
  8th: Arthur Victor Agar-Robartes (15 Jul 1966-22 Dec 1974)

Viscount Clive of Ludlow    [United Kingdom, 1804]
  2nd: Edward Herbert (16 May 1839-17 Jan 1848)
  3rd: Edward James Herbert (17 Jan 1848-7 May 1891)
  4th: George Charles Herbert (7 May 1891-9 Nov 1952)
  5th: Edward Robert Henry Herbert (9 Nov 1952-15 Jan 1974)
  6th: Christian Victor Charles Herbert (15 Jan 1974-Oct 1988)
  7th: George William Herbert (1988-13 Aug 1993)
  8th: John George Herbert (13 Aug 1993- )

Viscount Clive of Ludlow, co. Montgomery    [United Kingdom, 1804]
  1st: Edward Clive (14 May 1804-16 May 1839)

Viscount Clonmell    [Ireland, 1789]
  1st: John Henry Scott (17 Aug 1789-23 May 1798)
  2nd: Thomas Scott (23 May 1798-18 Jan 1838)
  3rd: John Henry Scott (18 Jan 1838-7 Feb 1866)
  4th: John Henry Reginald Scott (7 Feb 1866-22 Jun 1891)
  5th: Thomas Charles Scott (22 Jun 1891-18 Jun 1896)
  6th: Beauchamp Henry John Scott (18 Jun 1896-1 Feb 1898)
  7th: Rupert Charles Scott (2 Feb 1898-18 Nov 1928)
  8th: Dudley Alexander Charles Scott (18 Nov 1928-16 Jan 1935)

Viscount Clonmore, co. Tipperary    [Ireland, 1676]
  1st: John Butler (13 Apr 1676-1677)

Viscount Clontarff, co. Dublin    [Ireland, 1541]
  1st: John Rawson (20 Jun 1541-c 1547) for life

Viscount Cobham    [Great Britain, 1718]
  1st: Richard Temple (23 May 1718-13 Sep 1749) with a special remainder to his sisters, Hester and Christian
  2nd: Hester Temple (13 Sep 1749-6 Oct 1752)
  3rd: Richard Grenville (6 Oct 1752-11 Sep 1779)
  4th: George Nugent-Temple-Grenville (11 Sep 1779-11 Feb 1813)
  5th: Richard Temple-Nugent-Brydges-Chandos-Grenville (11 Feb 1813-17 Jan 1839)
  6th: Richard Plantagenet Temple-Nugent-Brydges-Chandos-Grenville (17 Jan 1839-29 Jul 1861)
  7th: Richard Plantagenet Campbell Temple-Nugent-Brydges-Chandos-Grenville (29 Jul 1861-26 Mar 1889)
  8th: Charles George Lyttelton (26 Mar 1889-9 Jun 1922)
  9th: John Cavendish Lyttelton (9 Jun 1922-31 Jul 1949)
10th: Charles John Lyttelton (31 Jul 1949-20 Mar 1977)
11th: John William Leonard Lyttelton (20 Mar 1977-13 Jul 2006)
12th: Christopher Charles Lyttelton (13 Jul 2006- )

Viscount Coke    [United Kingdom, 1837]
  1st: Thomas William Coke (12 Aug 1837-30 Jun 1842)
  2nd: Thomas William Coke (30 Jun 1842-24 Jan 1909)
  3rd: Thomas William Coke (24 Jan 1909-19 Nov 1941)
  4th: Thomas William Coke (19 Nov 1941-21 Aug 1949)
  5th: Thomas William Edward Coke (21 Aug 1949-3 Sep 1976)
  6th: Anthony Louis Lovel Coke (3 Sep 1976-12 Aug 1994)
  7th: Edward Douglas Coke (1994-25 Apr 2015)

Viscount Coke    [United Kingdom, 1937]
  8th: Thomas Edward Coke (25 Apr 2015- )

Viscount Coke of Holkham, co. Norfolk    [Great Britain, 1744]
  1st: Thomas Coke (9 May 1744-20 Apr 1759)

Viscount Coleshill, co. Warwick    [Great Britain, 1790]
  1st: Henry Digby (1 Nov 1790-25 Sep 1793)
  2nd: Edward Digby (25 Sep 1793-12 May 1856)

Viscount Colville of Culross, co. Perth    [United Kingdom, 1902]
  1st: Charles John Colville (12 Jul 1902-1 Jul 1903)
  2nd: Charles Robert William Colville (1 Jul 1903-25 Mar 1928)
  3rd: Charles Alexander Colville (25 Mar 1928-14 Mar 1945)
  4th: John Mark Alexander Colville (14 Mar 1945-8 Apr 2010)
  5th: Charles Mark Townshend Colville (8 Apr 2010- )

Viscount Combermere of Bhurtpore    [United Kingdom, 1827]
  1st: Stapleton Stapleton-Cotton (8 Feb 1827-21 Feb 1865)
  2nd: Wellington Henry Stapleton-Cotton (21 Feb 1865-1 Dec 1891)
  3rd: Robert Wellington Stapleton-Cotton (1 Dec 1891-20 Feb 1898)
  4th: Francis Lynch Wellington Stapleton-Cotton (20 Feb 1898-8 Feb 1969)
  5th: Michael Wellington Stapleton-Cotton (8 Feb 1969-3 Nov 2000)
  6th: Thomas Robert Wellington Stapleton-Cotton (3 Nov 2000- )

Viscount Conyngham, in Ireland    [Ireland, 1756]
  1st: Henry Conyngham (20 Jul 1756-3 Apr 1781)

Viscount Conyngham of Mount Charles, co. Donegal    [Ireland, 1789]
  1st: Henry Conyngham (6 Dec 1789-28 Dec 1832)
  2nd: Francis Nathaniel Conyngham (11 Oct 1861-17 Jul 1876)
  3rd: George Henry Conyngham (17 Jul 1876-2 Jun 1882)
  4th: Henry Francis Conyngham (2 Jun 1882-28 Aug 1897)
  5th: Victor George Henry Francis Conyngham (28 Aug 1897-9 Nov 1918)
  6th: Frederick William Burton Conyngham (9 Nov 1918-1 Apr 1974)
  7th: Frederick William Henry Francis Conyngham (1 Apr 1974-3 Mar 2009)
  8th: Henry Vivien Pierpont Conyngham (3 Mar 2009- )

Viscount Coote of Castle Coote, co. Roscommon    [Ireland, 1660]
  1st: Charles Coote (6 Sep 1660-18 Dec 1661)
  2nd: Charles Coote (18 Dec 1661-30 Aug 1672)
  3rd: Charles Coote (30 Aug 1672-May 1709)
  4th: Charles Coote (May 1709-14 Sep 1715)
  5th: Harry Coote (14 Sep 1715-27 Mar 1720)
  6th: Algernon Coote (27 Mar 1720-27 Aug 1744)
  7th: Charles Henry Coote (27 Aug 1744-2 Mar 1802)

Viscount Cornbury, co. Oxford    [England, 1661]
  1st: Edward Hyde (20 Apr 1661-19 Dec 1674)
  2nd: Henry Hyde (19 Dec 1674-31 Oct 1709)
  3rd: Edward Hyde (31 Oct 1709-31 Mar 1723)
  4th: Henry Hyde (31 Mar 1723-10 Dec 1753)

Viscount Corvedale, of Corvedale, co. Shropshire    [United Kingdom, 1937]
  1st: Stanley Baldwin (8 Jun 1937-14 Dec 1947)
  2nd: Oliver Ridsdale Baldwin (14 Dec 1947-10 Aug 1958)
  3rd: Arthur Windham Baldwin (10 Aug 1958-5 Jul 1976)
  4th: Edward Alfred Alexander Baldwin (5 Jul 1976- )

Viscount Courtenay of Powderham Castle, co. Devon    [Great Britain, 1762]
  1st: William Courtenay (6 May 1762-16 May 1762)
  2nd: William Courtenay (16 May 1762-14 Oct 1788)
  3rd: William Courtenay (14 Oct 1788-26 May 1835)

Viscount Cowdray, of Cowdray, co. Sussex    [United Kingdom, 1917]
  1st: Weetman Dickinson Pearson (2 Jan 1917-1 May 1927)
  2nd: Weetman Harold Miller Pearson (1 May 1927-5 Oct 1933)
  3rd: Weetman John Churchill Pearson (5 Oct 1933-19 Jan 1995)
  4th: Michael Orlando Weetman Pearson (19 Jan 1995- )

Viscount Craigavon, of Stormont, co. Down    [United Kingdom, 1927]
  1st: James Craig (20 Jan 1927-24 Nov 1940)
  2nd: James Craig (24 Nov 1940-18 May 1974)
  3rd: Janric Fraser Craig (18 May 1974- )

Viscount Cranborne, co. Dorset    [England, 1604]
  1st: Robert Cecil (20 Aug 1604-24 May 1612)
  2nd: William Cecil (24 May 1612-3 Dec 1668)
  3rd: James Cecil (3 Dec 1668-May 1683)
  4th: James Cecil (May 1683-24 Oct 1694)
  5th: James Cecil (24 Oct 1694-9 Oct 1728)
  6th: James Cecil (9 Oct 1728-19 Sep 1780)
  7th: James Cecil (19 Sep 1780-13 Jun 1823)
  7th: James Brownlow William Gascoyne-Cecil (13 Jun 1823-12 Apr 1868)
  9th: Robert Arthur Talbot Gascoyne-Cecil (12 Apr 1868-22 Aug 1903)
10th: James Edward Hubert Gascoyne-Cecil (22 Aug 1903-4 Apr 1947)
11th: Robert Arthur James Gascoyne-Cecil (4 Apr 1947-23 Feb 1972)
12th: Robert Edward Peter Gascoyne-Cecil (23 Feb 1972-11 Jul 2003)
13th: Robert Michael James Gascoyne-Cecil (11 Jul 2003- )

Viscount Cranbrook of Hemsted, Kent    [United Kingdom, 1878]
  1st: Gathorne Gathorne-Hardy (4 May 1878-30 Oct 1906)
  2nd: John Stewart Gathorne-Hardy (30 Oct 1906-13 Jul 1911)
  3rd: Gathorne Gathorne-Hardy (13 Jul 1911-23 Dec 1915)
  4th: John David Gathorne-Hardy (23 Dec 1915-22 Nov 1978)
  5th: Gathorne Gathorne-Hardy (22 Nov 1978- )

Viscount Cranley of Cranley, co. Surrey    [United Kingdom, 1801]
  1st: George Onslow (19 Jun 1801-17 May 1814)
  2nd: Thomas Onslow (17 May 1814-22 Feb 1827)
  3rd: Arthur George Onslow (22 Feb 1827-24 Oct 1870)
  4th: William Hillier Onslow (24 Oct 1870-23 Oct 1911)
  5th: Richard William Alan Onslow (23 Oct 1911-9 Jun 1945)
  6th: William Arthur Bampfylde Onslow (9 Jun 1945-3 Jun 1971)
  7th: Michael William Coplestone Dillon Onslow (3 Jun 1971-14 May 2011)
  8th: Rupert Charles William Bullard Onslow (14 May 2011- )

Viscount Craven of Uffington, Berkshire    [England, 1665]
  1st: William Craven (16 Mar 1665-9 Apr 1697)

Viscount Cremorne    [Ireland, 1785]
  1st: Thomas Dawson (19 Jun 1785-1 Mar 1813)

Viscount Cromer    [United Kingdom, 1899]
  1st: Evelyn Baring (25 Jan 1899-29 Jan 1917)
  2nd: Rowland Thomas Baring (29 Jan 1917-13 May 1953)
  3rd: George Rowland Stanley Baring (13 May 1953-16 Mar 1991)
  4th: Evelyn Rowland Esmond Baring (1991- )

Viscount Crookshank, of Gainsborough, co. Lincoln    [United Kingdom, 1956]
  1st: Harry Frederick Comfort Crookshank (13 Jan 1956-17 Oct 1961)

Viscount Crosbie of Ardfert, co. Kerry    [Ireland, 1771]
  1st: William Crosbie (30 Nov 1771-11 Apr 1781)
  2nd: John Crosbie (11 Apr 1781-23 Oct 1815)

Viscount Cross, of Broughton-in-Furness, co. Lancaster    [United Kingdom, 1886]
  1st: Richard Assheton Cross (19 Aug 1886-8 Jan 1914)
  2nd: Richard Assheton Cross (8 Jan 1914-14 Mar 1932)
  3rd: Assheton Henry Cross (14 Mar 1932-5 Dec 2004)

Viscount Crowhurst, of Crowhurst, co. Surrey    [United Kingdom, 1850]
  1st: Charles Christopher Pepys (11 Jun 1850-29 Apr 1851)
  2nd: Charles Edward Pepys (29 Apr 1851-18 Feb 1863)
  3rd: William John Pepys (18 Feb 1863-20 Jan 1881)
  4th: Kenelm Charles Edward Pepys (20 Jan 1881-22 Apr 1919)
  5th: Kenelm Charles Francis Pepys (22 Apr 1919-29 Dec 1922)
  6th: Mark Everard Pepys (29 Dec 1922-19 Jul 1943)
  7th: John Digby Thomas Pepys (19 Jul 1943-12 May 1968)
  8th: Kenelm Charles Everard Digby Pepys (12 May 1968-20 Oct 2000)
  9th: Mark John Henry Pepys (20 Oct 2000- )

Viscount Cullen, co. Tipperary    [Ireland, 1642]
  1st: Charles Cokayne (11 Aug 1642-1661) with a special remainder to his sister Maria's four sons
  2nd: Brien Cokayne (1661-Jul 1687)
  3rd: Charles Cokayne (Jul 1687-30 Dec 1688)
  4th: Charles Cokayne (30 Dec 1688-6 Apr 1716)
  5th: Charles Cokayne (6 Apr 1716-7 Jun 1802)
  6th: Borlase Cokayne (7 Jun 1802-11 Aug 1810)

Viscount Cunningham of Hyndhope, of Kirkhope, co. Selkirk    [United Kingdom, 1946]
  1st: Andrew Browne Cunningham (26 Jan 1946-12 Jun 1963)

Viscount Curzon of Penn, co. Buckingham    [Great Britain, 1802]
  1st: Assheton Curzon (27 Feb 1802-21 Mar 1820)
  2nd: Richard William Penn Curzon-Howe (21 Mar 1820-12 May 1870)
  3rd: George Augustus Frederick Louis Curzon-Howe (12 May 1870-4 Feb 1876)
  4th: Richard William Penn Curzon-Howe (4 Feb 1876-25 Sep 1900)
  5th: Richard George Penn Curzon (25 Sep 1900-10 Jan 1929)
  6th: Francis Richard Henry Penn Curzon (10 Jan 1929-1 Sep 1964)
  7th: Edward Richard Assheton Penn Curzon (1 Sep 1964-29 May 1984)
  8th: Frederick Richard Penn Curzon (29 May 1984- )

Viscount D'Abernon, of Esher and Stoke D'Abernon, co. Surrey    [United Kingdom, 1926]
  1st: Edgar Vincent (20 Feb 1926-1 Nov 1941)

Viscount Dangan, co. Meath    [United Kingdom, 1857]
  1st: Henry Richard Charles Wellesley (11 Apr 1857-15 Jul 1884)
  2nd: William Henry Wellesley (15 Jul 1884-28 Feb 1895)
  3rd: Henry Arthur Mornington Wellesley (28 Feb 1895-15 Jan 1919)
  4th: Christian Arthur Wellesley (15 Jan 1919-29 Aug 1962)
  5th: Denis Arthur Wellesley (29 Aug 1962-23 Mar 1968)
  6th: Richard Francis Wellesley (23 Mar 1968-13 Dec 1975)
  7th: Garret Graham Wellesley (13 Dec 1975-17 Jun 2016)
  8th: Garret Graham Wellesley (17 Jun 2016- )

Viscount Darnley of Athboy, co. Meath    [Ireland, 1723]
  1st: John Bligh (7 Mar 1723-12 Sep 1728)
  2nd: Edward Bligh (12 Sep 1728-22 Jul 1747)
  3rd: John Bligh (22 Jul 1747-31 Jul 1781)
  4th: John Bligh (31 Jul 1781-17 Mar 1831)
  5th: Edward Bligh (17 Mar 1831-12 Feb 1835)
  6th: John Stuart Bligh (12 Feb 1835-14 Dec 1896)
  7th: Edward Henry Stuart Bligh (14 Dec 1896-31 Oct 1900)
  8th: Ivo Francis Walter Bligh (31 Oct 1900-10 Apr 1927)
  9th: Esme Ivo Bligh (10 Apr 1927-29 May 1955)
10th: Peter Stuart Bligh (29 May 1955-15 Jun 1980)
11th: Adam Ivo Stuart Bligh (15 Jun 1980-18 Jun 2017)
12th: Ivo Donald Bligh (18 Jun 2017- )

Viscount Daventry, of Daventry, co. Northampton    [United Kingdom, 1943]
  1st: Muriel Douglas-Pennant (6 May 1943-8 Jul 1962) with a special remainder to heirs of her body
  2nd: Robert Oliver Fitzroy (8 Jul 1962-7 May 1976)
  3rd: Francis Humphrey Maurice FitzRoy Newdegate (1986-15 Feb 2000)
  4th: James Edward FitzRoy Newdegate (15 Feb 2000- )

Viscount Davidson, of Little Gaddesden, co. Hertford    [United Kingdom, 1937]
  1st: John Colin Campbell Davidson (11 Jun 1937-11 Dec 1970)
  2nd: John Andrew Davidson (11 Dec 1970-22 Jul 2012)
  3rd: Malcolm William Mackenzie Davidson (22 Jul 2012- )

Viscount Dawick    [United Kingdom, 1919]
  1st: Douglas Haig (29 Sep 1919-30 Jan 1928)
  2nd: George Alexander Eugene Douglas Haig (30 Jan 1928-9 Jul 2009)
  3rd: Alexander Douglas Derrick Haig (9 Jul 2009- )

Viscount Dawson of Penn    [United Kingdom, 1936]
  1st: Bertrand Edward Dawson (30 Oct 1936-7 Mar 1945)

Viscount De L'Isle, of Penshurst, co. Kent    [United Kingdom, 1956]
  1st: William Philip Sidney (12 Jan 1956-5 Apr 1991)
  2nd: Philip John Algernon Sidney (5 Apr 1991- )

Viscount Decies    [Ireland, 1672]
  1st: Richard Power (9 Oct 1672-14 Oct 1690)
  2nd: John Power (14 Oct 1690-14 Oct 1693)
  3rd: James Power (14 Oct 1693-19 Aug 1704)

Viscount Deerhurst, of the hundred of Deerhurst, co. Gloucester    [England, 1697]
  1st: Thomas Coventry (26 Apr 1697-15 Jul 1699)
  2nd: Thomas Coventry (15 Jul 1699-Aug 1710)
  3rd: Thomas Coventry (Aug 1710-28 Jan 1712)
  4th: Gilbert Coventry (28 Jan 1712-27 Oct 1719)
  5th: William Coventry (27 Oct 1719-18 Mar 1751)
  6th: George William Coventry (18 Mar 1751-3 Sep 1809)
  7th: George William Coventry (3 Sep 1809-26 Mar 1831)
  8th: George William Coventry (26 Mar 1831-15 May 1843)
  9th: George William Coventry (15 May 1843-13 Mar 1930)
10th: George William Reginald Victor Coventry (13 Mar 1930-27 May 1940)
11th: George William Coventry (27 May 1940-14 Jun 2002)
12th: Francis Henry Coventry (14 Jun 2002-12 Mar 2004)
13th: George William Coventry (12 Mar 2004- )

Viscount Desart, co. Kilkenny    [Ireland, 1781]
  1st: Otway Cuffe (6 Jan 1781-9 Aug 1804)
  2nd: John Otway Cuffe (9 Aug 1804-22 Nov 1820)
  3rd: Otway O'Conner Cuffe (22 Nov 1820-1 Apr 1865)
  4th: William Ulick O'Connor Cuffe (1 Apr 1865-15 Sep 1898)
  5th: Hamilton John Agmondesham Cuffe (15 Sep 1898-4 Nov 1934)

Viscount Devonport    [United Kingdom, 1917]
  2nd: Gerald Chester Kearley (5 Sep 1934-29 Mar 1973)
  3rd: Terence Kearley (29 Mar 1973- )

Viscount Devonport, of Wittington, co. Buckingham    [United Kingdom, 1917]
  1st: Hudson Ewbanke Kearley (22 Jun 1917-5 Sep 1934)

Viscount Dilhorne, of Greens Norton, co. Northampton    [United Kingdom, 1964]
  1st: Reginald Edward Manningham-Buller (7 Dec 1964-7 Sep 1980)
  2nd: John Mervyn Manningham-Buller (7 Sep 1980- )

Viscount Dillon of Costello-Gallin, co. Mayo    [Ireland, 1622]
  1st: Theobald Dillon (16 Mar 1622-15 Mar 1624)
  2nd: Lucas Dillon (15 Mar 1624-13 Apr 1629)
  3rd: Theobald Dillon (Jul 1629-13 May 1630)
  4th: Thomas Dillon (13 May 1630-1674)
  5th: Thomas Dillon (1674-1674)
  6th: Lucas Dillon (1674-bt 1682-1682)
  7th: Theobald Dillon (Oct 1682-12 Jul 1691)
  8th: Henry Dillon (20 Jun 1694-13 Jan 1714)
  9th: Richard Dillon (13 Jan 1714-Feb 1737)
10th: Charles Dillon (Feb 1737-24 Oct 1741)
11th: Henry Dillon (24 Oct 1741-3 Sep 1787)
12th: Charles Dillon-Lee (15 Sep 1787-9 Nov 1813)
13th: Henry Augustus Dillon-Lee (9 Nov 1813-24 Jul 1832)
14th: Charles Henry Dillon-Lee (24 Jul 1832-18 Nov 1865)
15th: Theodore Dominic Geoffrey Dillon-Lee (18 Nov 1865-30 Nov 1879)
16th: Arthur Edmund Denis Dillon-Lee (30 Nov 1879-12 Jan 1892)
17th: Harold Arthur Lee-Dillon (12 Jan 1892-18 Dec 1932)
18th: Arthur Henry Dillon (18 Dec 1932-25 May 1934)
19th: Eric FitzGerald Dillon (25 May 1934-6 Apr 1946)
20th: Michael Eric Dillon (6 Apr 1946-30 Nov 1979)
21st: Charles Henry Robert Dillon (30 Nov 1979-15 Sep 1982)
22nd: Henry Benedict Charles Dillon (15 Sep 1982- )

Viscount Doncaster    [England, 1618]
  1st: James Hay (5 Jul 1618-25 Apr 1636)
  2nd: James Hay (25 Apr 1636-30 Oct 1660)

Viscount Doneraile, co. Cork    [Ireland, 1703]
  1st: Arthur St. Leger (23 Jun 1703-7 Jul 1727)
  2nd: Arthur St. Leger (7 Jul 1727-13 Mar 1734)
  3rd: Arthur Mohun St. Leger (13 Mar 1734-Aug 1750)
  4th: Hayes St. Leger (Aug 1750-25 Apr 1767)

Viscount Doneraile, of Doneraile, co. Cork    [Ireland, 1785]
  1st: St. Leger St. Leger (22 Jun 1785-15 May 1787)
  2nd: Hayes St. Leger (15 May 1787-8 Nov 1819)
  3rd: Hayes St. Leger (8 Nov 1819-27 Mar 1854)
  4th: Hayes St. Leger (27 Mar 1854-26 Aug 1887)
  5th: Richard Arthur St. Leger (26 Aug 1887-1 Jan 1891)
  6th: Edward St. Leger (1 Jan 1891-7 Sep 1941)
  7th: Hugh St. Leger (7 Sep 1941-18 Dec 1956)
  8th: Algernon Edward St. Leger (18 Dec 1956-18 Nov 1957)
  9th: Richard St. John St. Leger (18 Nov 1957-1983)
10th: Richard Allen St. Leger (1983- )

Viscount Donoughmore of Knocklofty, co. Tipperary    [Ireland, 1797]
  1st: Richard Hely Hely Hutchinson (20 Nov 1797-22 Aug 1825) with a special remainder to his mother's male descendants
  2nd: John Hely Hutchinson (22 Aug 1825-29 Jun 1832)
  3rd: John Hely Hutchinson (29 Jun 1832-14 Sep 1851)
  4th: Richard John Hely Hutchinson (14 Sep 1851-22 Feb 1866)
  5th: John Luke George Hely Hutchinson (22 Feb 1866-5 Dec 1900)
  6th: Richard Walter John Hely Hutchinson (5 Dec 1900-19 Oct 1948)
  7th: John Michael Henry Hely Hutchinson (19 Oct 1948-1981)
  8th: Richard Michael John Hely Hutchinson (1981- )

Viscount Dorchester, co. Oxford    [England, 1628]
  1st: Dudley Carleton (25 Jul 1628-15 Feb 1632)

Viscount Downe    [Ireland, 1675]
  1st: William Ducie (19 Jul 1675-9 Sep 1679)

Viscount Downe    [Ireland, 1681]
  1st: John Dawnay (19 Feb 1681-1 Oct 1695)
  2nd: Henry Dawnay (1 Oct 1695-c May 1741)
  3rd: Henry Pleydell Dawnay (c May 1741-9 Dec 1760)
  4th: John Dawnay (9 Dec 1760-21 Dec 1780)
  5th: John Christopher Burton Dawnay (21 Dec 1780-18 Feb 1832)
  6th: William Henry Dawnay (18 Feb 1832-23 May 1846)
  7th: William Henry Dawnay (23 May 1846-26 Jan 1857)
  8th: Hugh Richard Dawnay (26 Jan 1857-21 Jan 1924)
  9th: John Dawnay (21 Jan 1924-1 Dec 1931)
10th: Richard Dawnay (1 Dec 1931-8 Dec 1965)
11th: John Christian George Dawnay (8 Dec 1965-15 Mar 2002)
12th: Richard Henry Dawnay (15 Mar 2002- )

Viscount of Drumlanrig    [Scotland, 1628]
  1st: William Douglas (1 Apr 1628-8 Mar 1640) with special remainder to his heirs male bearing the surname and arms of Douglas
  2nd: James Douglas (8 Mar 1640-1671)
  3rd: William Douglas (1671-28 Mar 1695)
  4th: James Douglas (28 Mar 1695-6 Jul 1711)
  5th: James Douglas (6 Jul 1711-c 14 Feb 1715)
  6th: Charles Douglas (c 14 Feb 1715-22 Oct 1778)
  7th: William Douglas (22 Oct 1778-23 Dec 1810)
  8th: Charles Douglas (23 Dec 1810-3 Dec 1837)
  9th: John Douglas (3 Dec 1837-19 Dec 1856)
10th: Archibald William Douglas (19 Dec 1856-6 Aug 1858)
11th: John Sholto Douglas (6 Aug 1858-31 Jan 1900)
12th: Percy Sholto Douglas (31 Jan 1900-1 Aug 1920)
13th: Francis Archibald Kelhead Douglas (1 Aug 1920-27 Apr 1954)
14th: David Harrington Angus Douglas (27 Apr 1954- )

Viscount Dudhope    [Scotland, 1641]
  1st: John Scrymgeour (15 Nov 1641-7 Mar 1643)
  2nd: James Scrymgeour (7 Mar 1643-1644)
  3rd: John Scrymgeour (1644-23 Jun 1668)
  4th: John Scrymgeour (23 Jun 1668-1698) de jure
  5th: James Scrymgeour (1698- ) de jure
  6th: Alexander Scrymgeour (1698- ) de jure
  7th: David Scrymgeour de jure
  8th: Alexander Scrymgeour-Wedderburn (1788-1811) de jure
  9th: Henry Scrymgeour-Wedderburn (1811-30 Dec 1841) de jure
10th: Frederick Lewis Scrymgeour-Wedderburn (30 Dec 1841-16 Aug 1874) de jure
11th: Henry Scrymgeour-Wedderburn (16 Aug 1874-1 Feb 1914) de jure
12th: Henry Scrymgeour-Wedderburn (1 Feb 1914-12 May 1924) de jure
13th: Henry James Scrymgeour (31 Jul 1952-29 Jun 1983)
14th: Alexander Henry Scrymgeour (29 Jun 1983- )

Viscount of Dudhope    [Scotland, 1660]
  1st: John Scrymgeour (Sep 1660-23 Jun 1668) with special remainder to heirs male whatsoever

Viscount Dudley and Ward of Dudley, co. Worcester    [Great Britain, 1763]
  1st: John Ward (21 Apr 1763-6 May 1774)
  2nd: John Ward (6 May 1774-10 Oct 1788)
  3rd: William Ward (10 Oct 1788-25 Apr 1823)
  4th: John William Ward (25 Apr 1823-6 Mar 1833)

Viscount Dufferin, of Claneboye, co. Down    [United Kingdom, 1871]
  1st: Frederick Temple Hamilton-Temple-Blackwood (13 Nov 1871-12 Feb 1902)

Viscount Duncan of Camperdown    [Great Britain, 1797]
  1st: Adam Duncan (30 Oct 1797-4 Aug 1804)
  2nd: Robert Dundas Duncan-Haldane (4 Aug 1804-22 Dec 1859)
  3rd: Adam Duncan-Haldane (22 Dec 1859-30 Jan 1867)
  4th: Robert Adam Philips Haldane-Duncan (30 Jan 1859-5 Jun 1918)
  5th: George Alexander Philips Haldane-Duncan (5 Jun 1918-5 Dec 1933)

Viscount Duncannon, of the fort of Duncannon, co. Wexford    [Ireland, 1723]
  1st: William Ponsonby (28 Feb 1723-17 Nov 1724)
  2nd: Brabazon Ponsonby (17 Nov 1724-4 Jul 1758)
  3rd: William Ponsonby (4 Jul 1758-11 Mar 1793)
  4th: Frederick Ponsonby (11 Mar 1793-3 Feb 1844)
  5th: John William Ponsonby (3 Feb 1844-16 May 1847)
  6th: John George Brabazon Ponsonby (16 May 1847-28 Jan 1880)
  7th: Frederick George Brabazon Ponsonby (28 Jan 1880-11 Mar 1895)
  8th: Walter William Brabazon Ponsonby (11 Mar 1895-24 Feb 1906)
  9th: Edward Ponsonby (24 Feb 1906-1 Dec 1920)
10th: Vere Brabazon Ponsonby (1 Dec 1920-10 Mar 1956)
11th: Frederick Edward Neuflize Ponsonby (10 Mar 1956-5 Dec 1993)
12th: Arthur Mountifort Longfield Ponsonby (5 Dec 1993-5 Apr 2002)
13th: Myles Fitzhugh Longfield Ponsonby (5 Apr 2002- )

Viscount of Dundaff    [Scotland, 1707]
  1st: James Graham (24 Apr 1707-7 Jan 1742)
  2nd: William Graham (7 Jan 1742-23 Sep 1790)
  3rd: James Graham (23 Sep 1790-30 Dec 1836)
  4th: James Graham (30 Dec 1836-30 Dec 1874)
  5th: Douglas Beresford Malise Ronald Graham (30 Dec 1874-10 Dec 1925)
  6th: James Graham (Dec 1925-20 Jan 1954)
  7th: James Angus Graham (20 Jan 1954-10 Feb 1992)
  8th: James Graham (1992- )

Viscount Dunedin, of Stenton, co. Perth    [United Kingdom, 1926]
  1st: Andrew Graham Murray (17 Feb 1926-21 Aug 1942)

Viscount of Dungannon    [Ireland, 1766]
  1st: Arthur Hill-Trevor (17 Feb 1766-30 Jan 1771)
  2nd: Arthur Hill-Trevor (30 Jan 1771-14 Dec 1837)
  3rd: Arthur Hill-Trevor (14 Dec 1837-11 Aug 1862)

Viscount of Dungarvan, co. Waterford    [Ireland, 1620]
  1st: Richard Boyle (16 Oct 1620-15 Sep 1643)
  2nd: Richard Boyle (15 Sep 1643-15 Jan 1698)
  3rd: Charles Boyle (8 Jan 1663-12 Oct 1694) after being summoned to the House of Lords Ireland in one of his father's peerages
  4th: Charles Boyle (12 Oct 1694-9 Feb 1704) in his grandfather's lifetime
  5th: Richard Boyle (9 Feb 1704-3 Dec 1753)
  6th: John Boyle (3 Dec 1753-23 Nov 1762)
  7th: Hamilton Boyle (23 Nov 1762-17 Jan 1764)
  8th: Edmund Boyle (17 Jan 1764-6 Oct 1798)
  9th: Edmund Boyle (6 Oct 1798-29 Jun 1856)
10th: Richard Edmund St. Lawrence Boyle (29 Jun 1856-22 Jun 1904)
11th: Charles Spencer Boyle (22 Jun 1904-25 Mar 1925)
12th: Robert John Lascelles Boyle (25 Mar 1925-13 Oct 1934)
13th: William Henry Dudley Boyle (13 Oct 1934-19 Apr 1967)
14th: Patrick Reginald Boyle (19 Apr 1967-8 Aug 1995)
15th: John William Boyle (8 Aug 1995-14 Nov 2003)
16th: John Richard Boyle (14 Nov 2003- )

Viscount Dunlo of Dunlo and Ballinasloe, in the Counties of Galway and Roscommon    [Ireland, 1801]
  1st: William Power Keating Trench (3 Jan 1801-27 Apr 1805)
  2nd: Richard Le Poer Trench (27 Apr 1805-24 Nov 1837)
  3rd: William Thomas Le Poer Trench (24 Nov 1837-26 Apr 1872)
  4th: Richard Somerset Le Poer Trench (26 Apr 1872-29 May 1891)
  5th: William Frederick Le Poer Trench (29 May 1891-16 Feb 1929)
  6th: Richard Frederick John Donough Le Poer Trench (16 Feb 1929-5 Jun 1971)
  7th: Greville Sydney Rochfort Le Poer Trench (5 Jun 1971-15 Sep 1975)
  8th: William Francis Brinsley Le Poer Trench (15 Sep 1975-18 May 1995)
  9th: Nicholas Power Richard Le Poer Trench (18 May 1995- )

Viscount Dunluce    [Ireland, 1785]
  1st: Randal William Mac Donnell (19 Jun 1785-29 Jul 1791) with special remainder to his daughters in order of seniority
  2nd: Anne Katherine Mac Donnell (29 Jul 1791-30 Jun 1834) suo jure
  3rd: Charlotte MacDonnell (30 Jun 1834-26 Oct 1835) suo jure
  4th: Hugh Seymour McDonnell (26 Oct 1835-19 Jul 1855)
  5th: Mark McDonnell (19 Jul 1855-19 Dec 1869)
  6th: William Randal McDonnell (19 Dec 1869-19 Jul 1918)
  7th: Randal Mark Kerr McDonnell (19 Jul 1918-15 Jun 1932)
  8th: Randal John Somerled McDonnell (15 Jun 1932-26 Sep 1977)
  9th: Alexander Randal Mark McDonnell (26 Sep 1977- )

Viscount Dunluce, co. Antrim    [Ireland, 1618]
  1st: Randal Mac Sorley Mac Donnell (28 May 1618-10 Dec 1636)
  2nd: Randal Mac Donnell (10 Dec 1636-3 Feb 1682)
  3rd: Alexander Mac Donnell (3 Feb 1682-10 Dec 1699)
  4th: Randal Mac Donnell (c Jun 1699-19 Oct 1721)
  5th: Alexander Mac Donnell (19 Oct 1721-13 Oct 1775)
  6th: Randal William Mac Donnell (13 Oct 1775-29 Jul 1791)

Viscount Dunrossil, of Vallaquie, Isle of North Uist, co. Inverness    [United Kingdom, 1959]
  1st: William Shepherd Morrison (12 Nov 1959-1961)
  2nd: John William Morrison (1961-22 Mar 2000)
  3rd: Andrew William Reginald Morrison (22 Mar 2000- )

Viscount Dunsford of Dunsford, co. Surrey    [United Kingdom, 1920]
  1st: William St. John Freemantle Brodrick (2 Feb 1920-13 Feb 1942)
  2nd: George St. John Brodrick (13 Feb 1942-2 Nov 1979)

Viscount of Dupplin    [Scotland, 1627]
  1st: George Hay (4 May 1627-16 Dec 1634)

Viscount of Dupplin    [Scotland, 1633]
  1st: George Hay (25 May 1633-16 Dec 1634) with a special remainder to heirs male whatsoever
  2nd: George Hay (16 Dec 1634-5 Oct 1644)
  3rd: George Hay (5 Oct 1644-c 20 Nov 1649)
  4th: William Hay (c 20 Nov 1649-c Mar 1677)
  5th: George Hay (c May 1677-1687)
  6th: William Hay (1687-10 May 1709)
  7th: Thomas Hay (31 Dec 1697-5 Jan 1719)
  8th: George Henry Hay (5 Jan 1719-28 Jul 1758)
  9th: Thomas Hay (29 Jul 1758-27 Dec 1787)
10th: Robert Auriol Hay-Drummond (27 Dec 1787-12 Apr 1804)
11th: Thomas Robert Hay-Drummond (12 Apr 1804-18 Feb 1866)
12th: George Hay-Drummond (18 Feb 1866-30 Jan 1897)
13th: Archibald FitzRoy George Hay-Drummond (30 Jan 1897-7 Feb 1916)
14th: George Harley Hay-Drummond (7 Feb 1916-18 Mar 1938)
15th: Arthur William George Patrick Hay (18 Mar 1938-7 Jun 2013)
16th: Charles William Harley Hay (7 Jun 2013- )

Viscount of Dupplin    [Scotland, 1697]
  1st: Thomas Hay (31 Dec 1697-5 Jan 1719) with a special remainder to his heirs of entail
  2nd: George Henry Hay (5 Jan 1719-28 Jul 1758)
  3rd: Thomas Hay (29 Jul 1758-27 Dec 1787)
  4th: Robert Auriol Hay-Drummond (27 Dec 1787-12 Apr 1804)
  5th: Thomas Robert Hay-Drummond (12 Apr 1804-18 Feb 1866)
  6th: George Hay-Drummond (18 Feb 1866-30 Jan 1897)
  7th: Archibald FitzRoy George Hay-Drummond (30 Jan 1897-7 Feb 1916)
  8th: George Harley Hay-Drummond (7 Feb 1916-18 Mar 1938)
  9th: Arthur William George Patrick Hay (18 Mar 1938-7 Jun 2013)
10th: Charles William Harley Hay (7 Jun 2013- )

Viscount Dursley, co. Gloucester    [England, 1679]
  1st: George Berkeley (11 Sep 1679-14 Oct 1698)
  2nd: Charles Berkeley (14 Oct 1698-24 Sep 1710)
  3rd: James Berkeley (24 Sep 1710-17 Aug 1736)
  4th: Augustus Berkeley (17 Aug 1736-9 Jan 1755)
  5th: Frederick Augustus Berkeley (9 Jan 1755-8 Aug 1810)
  6th: Thomas Moreton FitzHardinge Berkeley (8 Aug 1810-27 Aug 1882) de jure
  7th: George Lennox Rawdon Berkeley (27 Aug 1882-27 Aug 1888)
  8th: Randal Thomas Mowbray Berkeley (27 Aug 1888-15 Jan 1942)

Viscount Eastnor, of Eastnor Castle, co. Hereford    [United Kingdom, 1821]
  1st: John Sommers Cocks (17 Jul 1821-5 Jan 1841)
  2nd: John Sommers Somers-Cocks (5 Jan 1841-5 Oct 1852)
  3rd: Charles Somers Somers-Cocks (5 Oct 1852-26 Sep 1883)

Viscount Ebrington, co. Gloucester    [Great Britain, 1789]
  1st: Hugh Fortescue (1 Sep 1789-16 Jun 1841)
  2nd: Hugh Fortescue (16 Jun 1841-14 Sep 1861)
  3rd: Hugh Fortescue (14 Sep 1861-10 Oct 1905)
  4th: Hugh Fortescue (10 Oct 1905-29 Oct 1932)
  5th: Hugh William Fortescue (29 Oct 1932-14 Jun 1958)
  6th: Denzil George Fortescue (14 Jun 1958-1 Jun 1977)
  7th: Richard Archibald Fortescue (1 Jun 1977-7 Mar 1993)
  8th: Charles Hugh Richard Fortescue (7 Mar 1993- )

Viscount Eccles, of Chute, co. Wilts    [United Kingdom, 1964]
  1st: David McAdam Eccles (14 Jan 1964-24 Feb 1999)
  2nd: John Dawson Eccles (24 Feb 1999- )

Viscount Eden, of Royal Leamington Spa, co. Warwick    [United Kingdom, 1961]
  1st: Robert Anthony Eden (12 Jul 1961-14 Jan 1977)
  2nd: Nicholas Eden (14 Jan 1977-17 Aug 1985)

Viscount Ednam, of Ednam, co. Robburgh    [United Kingdom, 1827]
  1st: John William Ward (5 Oct 1827-6 Mar 1833)

Viscount Ednam, of Ednam, co. Roxburgh    [United Kingdom, 1860]
  1st: William Ward (17 Feb 1860-7 May 1885)
  2nd: William Humble Ward (7 May 1885-29 Jun 1932)
  3rd: William Humble Eric Ward (29 Jun 1932-26 Dec 1969)
  4th: William Humble David Ward (26 Dec 1969-16 Nov 2013)
  5th: William Humble David Jeremy Ward (16 Nov 2013- )

Viscount Elibank, of Elibank, co. Selkirk    [United Kingdom, 1911]
  1st: Montolieu Fox Oliphant Murray (3 Jul 1911-20 Feb 1927)
  2nd: Charles Gideon Murray (20 Feb 1927-11 Mar 1951)
  3rd: Arthur Cecil Murray (11 Mar 1951-5 Dec 1962)

Viscount Elmley    [United Kingdom, 1815]
  1st: William Lygon (1 Dec 1815-21 Oct 1816)
  2nd: William Beauchamp Lygon (21 Oct 1816-12 May 1823)
  3nd: John Reginald Pyndar (12 May 1823-22 Jan 1853)
  4th: Henry Beauchamp Lygon (22 Jan 1853-8 Sep 1863)
  5th: Henry Lygon (8 Sep 1863-4 Mar 1866)
  6th: Frederick Lygon (4 Mar 1866-19 Feb 1891)
  7th: William Lygon (19 Feb 1891-15 Nov 1938)
  8th: William Lygon (15 Nov 1938-3 Jan 1979)

Viscount Elveden    [United Kingdom, 1919]
  1st: Edward Cecil Guinness (30 Sep 1919-7 Oct 1927)
  2nd: Rupert Edward Cecil Lee Guinness (7 Oct 1927-14 Sep 1967)
  3rd: Arthur Francis Benjamin Guinness (14 Sep 1967-c 18 Jun 1992)
  4th: Arthur Edward Rory Guinness (1992- )

Viscount Emlyn, of Emlyn, co. Carmarthen    [United Kingdom, 1827]
  1st: John Frederick Campbell (5 Oct 1827-7 Nov 1860)
  2nd: John Frederick Vaughan Campbell (7 Nov 1860-29 Mar 1898)
  3rd: Frederick Archibald Vaughan Campbell (29 Mar 1898-8 Feb 1911)
  4th: Hugh Frederick Vaughan Campbell (8 Feb 1911-7 Jan 1914)
  5th: John Duncan Vaughan Campbell (7 Jan 1914-9 Jan 1970)
  6th: Hugh John Vaughan Campbell (9 Jan 1970-20 Jun 1993)
  7th: Colin Robert Vaughan Campbell (1993- )

Viscount Encombe, of Encombe, co. Dorset    [United Kingdom, 1821]
  1st: John Scott (7 Jul 1821-13 Jan 1838)
  2nd: John Scott (13 Jan 1838-18 Sep 1854)
  3rd: John Scott (18 Sep 1854-10 Aug 1926)
  4th: John Scott (10 Aug 1926-20 Oct 1976)
  5th: John Joseph Nicholas Scott (20 Oct 1976-30 Jan 2017)
  6th: John Francis Scott (30 Jan 2017- )

Viscount Enniskillen, co. Fermanagh    [Ireland, 1776]
  1st: William Willoughby Cole (20 Jul 1776-22 May 1803)
  2nd: John Willoughby Cole (22 May 1803-31 Mar 1840)
  3rd: William Willoughby Cole (31 Mar 1840-12 Nov 1886)
  4th: Lowry Egerton Cole (12 Nov 1886-28 Apr 1924)
  5th: John Henry Michael Cole (28 Apr 1924-19 Feb 1963)
  6th: David Lowry Cole (19 Feb 1963-30 May 1989)
  7th: Andrew John Gilbraith Cole (30 May 1989- )

Viscount Ennismore and Listowel    [Ireland, 1816]
  1st: William Hare (15 Jan 1816-13 Jul 1837)
  2nd: William Hare (13 Jul 1837-4 Feb 1856)
  3rd: William Hare (4 Feb 1856-5 Jun 1924)
  4th: Richard Granville Hare (5 Jun 1924-16 Nov 1931)
  5th: William Francis Hare (16 Nov 1931-12 Mar 1997)
  6th: Francis Michael Hare (12 Mar 1997- )

Viscount Erleigh, of Erleigh, co. Berks    [United Kingdom, 1917]
  1st: Rufus Daniel Isaacs (20 Dec 1917-30 Dec 1935)
  2nd: Gerald Rufus Isaacs (30 Dec 1935-19 Sep 1960)
  3rd: Michael Alfred Rufus Isaacs (19 Sep 1960-2 Jul 1980)
  4th: Simon Charles Henry Rufus Isaacs (2 Jul 1980- )

Viscount Erne of Crom Castle, co. Fermanagh    [Ireland, 1781]
  1st: John Crichton (6 Jan 1781-15 Sep 1828)
  2nd: Abraham Crichton (15 Sep 1828-10 Jun 1842)
  3rd: John Crichton (10 Jun 1842-3 Oct 1885)
  4th: John Henry Crichton (3 Oct 1885-2 Dec 1914)
  5th: John Henry George Crichton (2 Dec 1914-23 May 1940)
  6th: Henry George Victor John Crichton (23 May 1940-23 Dec 2015)
  7th: John Henry Michael Ninian Crichton (23 Dec 2015- )

Viscount Errington of Hexham, Northumberland    [United Kingdom, 1901]
  1st: Evelyn Baring (8 Aug 1901-29 Jan 1917)
  2nd: Rowland Thomas Baring (29 Jan 1917-13 May 1953)
  3rd: George Rowland Stanley Baring (13 May 1953-16 Mar 1991)
  4th: Evelyn Rowland Esmond Baring (1991- )

Viscount Esher, of Esher, Surrey    [United Kingdom, 1897]
  1st: William Baliol Brett (11 Nov 1897-24 May 1899)
  2nd: Reginald Baliol Brett (24 May 1899-22 Jan 1930)
  3rd: Oliver Sylvain Baliol Brett (22 Jan 1930-8 Oct 1963)
  4th: Lionel Gordon Baliol Brett (8 Oct 1963-9 Jul 2004)
  5th: Christopher Lionel Baliol Brett (9 Jul 2004- )

Viscount Eversley of Heckfield, co. Southampton    [United Kingdom, 1857]
  1st: Charles Shaw-Lefevre (11 Apr 1857-28 Dec 1888)

Viscount Exmouth, co. Devon    [United Kingdom, 1816]
  1st: Edward Pellew (10 Dec 1816-23 Jan 1833) for destroying the fleet and arsenal of Algiers on 27 Aug that year
  2nd: Pownoll Bastard Pellew (23 Jan 1833-2 Dec 1833)
  3rd: Edward Pellew (2 Dec 1833-11 Feb 1876)
  4th: Edward Fleetwood John Pellew (11 Feb 1876-31 Oct 1899)
  5th: Edward Addington Hargreaves Pellew (31 Oct 1899-16 Aug 1922)
  6th: Henry Edward Pellew (16 Aug 1922-4 Feb 1923)
  7th: Charles Ernest Pellew (4 Feb 1923-7 Jun 1945)
  8th: Edward Irving Pownoll Pellew (7 Jun 1945-19 Aug 1951)
  9th: Pownoll Irving Edward Pellew (19 Aug 1951-2 Dec 1970)
10th: Paul Edward Pellew (2 Dec 1970- )

Viscount Fairfax of Emley, co. Tipperary    [Ireland, 1629]
  1st: Thomas Fairfax (10 Feb 1629-23 Dec 1636)
  2nd: Thomas Fairfax (23 Dec 1636-24 Sep 1641)
  3rd: William Fairfax (24 Sep 1641-1648)
  4th: Thomas Fairfax (1648-b 25 Feb 1651)

Viscount Fairfax of Emmeley, co. Tipperary    [Ireland, 1629]
  5th: Charles Fairfax (b 25 Feb 1651-6 Jul 1671)
  6th: Charles Fairfax (6 Jul 1671-23 Oct 1715)
  7th: Charles Fairfax (23 Oct 1715-6 Jan 1719)
  8th: William Fairfax (6 Jan 1719-c Nov 1738)
  9th: Charles Gregory Fairfax (c Nov 1738-20 Jan 1772)

Viscount Fairford, co. Gloucester    [Great Britain, 1772]
  1st: Wills Hill (28 Aug 1772-7 Oct 1793)
  2nd: Arthur Hill (7 Oct 1793-7 Sep 1801)
  3rd: Arthur Blundell Sandys Trumbull Hill (7 Sep 1801-12 Apr 1845)
  4th: Arthur Wills Blundell Sandys Trumbull Windsor Hill (12 Apr 1845-6 Aug 1868)
  5th: Arthur Wills Blundell Sandys Roden Hill (6 Aug 1868-31 Mar 1874)
  6th: Arthur Wills John Wellington Trumbull Hill (31 Mar 1874-29 May 1918)
  7th: Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill (29 May 1918-28 Mar 1989)
  8th: Arthur Robin Ian Hill (28 Mar 1989-18 Dec 2003)
  9th: Arthur Francis Nicholas Wills Ian Hill (18 Dec 2003- )

Viscount of Falkland, of Falkland, co. Fife    [Scotland, 1620]
  1st: Henry Cary (10 Nov 1620-c Sep 1633)
  2nd: Lucius Cary (c Sep 1633-20 Sep 1643)
  3rd: Lucius Cary (20 Sep 1643-27 Sep 1649)
  4th: Henry Cary (27 Sep 1649-2 Apr 1663)
  5th: Anthony Cary (2 Apr 1663-24 May 1694)
  6th: Lucius Henry Cary (24 May 1694-31 Dec 1730)
  7th: Lucius Charles Cary (31 Dec 1730-27 Feb 1785)
  8th: Henry Thomas Cary (27 Feb 1785-28 May 1796)
  9th: Charles John Cary (28 May 1796-2 Mar 1809)
10th: Lucius Bentinck Cary (28 Feb 1809-12 Mar 1884)
11th: Plantagenet Pierrepont Cary (12 Mar 1884-1 Feb 1886)
12th: Byron Plantagenet Cary (21 Feb 1874-10 Jan 1922)
13th: Lucius Plantagenet Cary (10 Jan 1922-24 Jul 1961)
14th: Lucius Henry Charles Plantagenet Cary (24 Jul 1961-16 Mar 1984)
15th: Lucius Edward William Plantagenet Cary (16 Mar 1984- )

Viscount Falmouth, co. Cornwall    [Great Britain, 1720]
  1st: Hugh Boscawen (9 Jun 1720-25 Oct 1734)
  2nd: Hugh Boscawen (25 Oct 1734-4 Feb 1782)
  3rd: George Evelyn Boscawen (4 Feb 1782-8 Feb 1808)
  4th: Edward Boscawen (8 Feb 1808-29 Dec 1841)
  5th: George Henry Boscawen (29 Dec 1841-29 Aug 1852)
  6th: Evelyn Boscawen (29 Aug 1852-6 Nov 1889)
  7th: Evelyn Edward Thomas Boscawen (6 Nov 1889-1 Oct 1918)
  8th: Evelyn Hugh John Boscawen (1 Oct 1918-18 Feb 1962)
  9th: George Hugh Boscawen (18 Feb 1962- )

Viscount Farnham, co. Cavan    [Ireland, 1760]
  1st: Robert Maxwell (10 Sep 1760-11 Nov 1779)

Viscount Farnham, co. Cavan    [Ireland, 1781]
  1st: Barry Maxwell (10 Jan 1781-7 Oct 1800)
  2nd: John James Maxwell (7 Oct 1800-23 Jul 1823)

Viscount Farquhar    [United Kingdom, 1917]
  1st: Horace Brand Farquhar (21 Jun 1917-30 Aug 1923)

Viscount Fauconberg of Henknowle, in the Bishopric of Durham    [England, 1643]
  1st: Thomas Belasyse (31 Jan 1643-1652)
  2nd: Thomas Belasyse (18 Apr 1653-31 Dec 1700)

Viscount Feilding    [England, 1622]
  1st: William Feilding (14 Sep 1622-8 Apr 1643)
  2nd: Basil Feilding (8 Apr 1643-28 Nov 1675)
  3rd: William Feilding (28 Nov 1675-23 Aug 1685)
  4th: Basil Feilding (23 Aug 1685-18 Mar 1717)
  5th: William Feilding (18 Mar 1717-2 Aug 1755)
  6th: Basil Feilding (2 Aug 1755-14 Jul 1800)
  7th: William Basil Percy Feilding (14 Jul 1800-25 Jun 1865)
  8th: Rudolph William Basil Feilding (25 Jun 1865-10 Mar 1892)
  9th: Rudolph Robert Basil Aloysius Augustine Feilding (10 Mar 1892-25 Nov 1939)
10th: William Rudolph Stephen Feilding (25 Nov 1939-31 Dec 1966)
11th: William Rudolph Michael Feilding (31 Dec 1966-23 Mar 1995)
12th: Alexander Steven Rudolph Feilding (23 Mar 1995- )

Viscount of Fentoun    [Scotland, 1606]
  1st: Thomas Erskine (14 Mar 1606-12 Jun 1639) with special remainder to heirs male whatsoever
  2nd: Thomas Erskine (12 Jun 1639-3 Feb 1643)
  3rd: Alexander Erskine (11 Feb 1633-May 1677)
  4th: Alexander Erskine (14 Sep 1677-8 Mar 1710)
  5th: Alexander Erskine (8 Mar 1710-3 Apr 1756)
  6th: Thomas Alexander Erskine (3 Apr 1756-9 Oct 1781)
  7th: Archibald Erskine (9 Oct 1781-8 May 1797)
  8th: Charles Erskine (8 May 1797-28 Oct 1799)
  9th: Thomas Erskine (28 Oct 1799-6 Feb 1828)
10th: Methven Erskine (6 Feb 1828-3 Dec 1829)
11th: John Francis Miller Erskine (3 Dec 1829-19 Jun 1866)
12th: Walter Coningsby Erskine (19 Jun 1866-15 Jan 1872)
13th: Walter Henry Erskine (15 Jan 1872-16 Sep 1888)
14th: Walter John Francis Erskine (16 Sep 1888-3 Jun 1955)
15th: John Francis Hervey Erskine (3 Jun 1955-22 Dec 1993)
16th: James Thorne Erskine (22 Dec 1993- )

Viscount of Fentoun    [Scotland, 1619]
  1st: Thomas Erskine (12 Mar 1619-12 Jun 1639) with special remainder to heirs male bearing the name and arms of Erskine
  2nd: Thomas Erskine (12 Jun 1639-3 Feb 1643)
  3rd: Alexander Erskine (11 Feb 1633-May 1677)
  4th: Alexander Erskine (14 Sep 1677-8 Mar 1710)
  5th: Alexander Erskine (8 Mar 1710-3 Apr 1756)
  6th: Thomas Alexander Erskine (3 Apr 1756-9 Oct 1781)
  7th: Archibald Erskine (9 Oct 1781-8 May 1797)
  8th: Charles Erskine (8 May 1797-28 Oct 1799)
  9th: Thomas Erskine (28 Oct 1799-6 Feb 1828)
10th: Methven Erskine (6 Feb 1828-3 Dec 1829)
11th: John Francis Miller Erskine (3 Dec 1829-19 Jun 1866)
12th: Walter Coningsby Erskine (19 Jun 1866-15 Jan 1872)
13th: Walter Henry Erskine (15 Jan 1872-16 Sep 1888)
14th: Walter John Francis Erskine (16 Sep 1888-3 Jun 1955)
15th: John Francis Hervey Erskine (3 Jun 1955-22 Dec 1993)
16th: James Thorne Erskine (22 Dec 1993- )

Viscount of the County of Fermanagh    [Ireland, 1703]
  1st: John Verney (16 Jun 1703-23 Jun 1717)
  2nd: Ralph Verney (23 Jun 1717-4 Oct 1752)
  3rd: Ralph Verney (4 Oct 1752-31 Mar 1791)

Viscount Ferrard, co. Louth    [Ireland, 1797]
  1st: Margarita Amelia Burgh (22 Nov 1797-20 Jan 1824)
  2nd: Thomas Henry Skeffington (20 Jan 1824-18 Jan 1843)
  3rd: John Skeffington (18 Jan 1843-28 Apr 1863)
  4th: Clotworthy John Eyre Skeffington (28 Apr 1863-26 Jun 1905)
  5th: Algernon William John Clotworthy Whyte-Melville Skeffington (26 Jun 1905-20 Jul 1956)
  6th: John Clotworthy Talbot Whyte-Melville Skeffington (20 Jul 1956-27 Dec 1992)
  7th: John David Clothworthy Whyte-Melville Foster Skeffington (27 Dec 1992- )

Viscount of Fincastle    [Scotland, 1686]
  1st: Charles Murray (16 Aug 1686-19 Apr 1710)
  2nd: John Murray (19 Apr 1710-18 Apr 1752)
  3rd: William Murray (18 Apr 1752-1 Dec 1756)
  4th: John Murray (1 Dec 1756-25 Feb 1809)
  5th: George Murray (25 Feb 1809-11 Nov 1836)
  6th: Alexander Edward Murray (11 Nov 1836-15 Jul 1845)
  7th: Charles Adolphus Murray (15 Jul 1845-27 Aug 1907)
  8th: Alexander Edward Murray (27 Aug 1907-29 Jan 1962)
  9th: John Alexander Murray (29 Jan 1962-1980)
10th: Reginald Arthur Murray (1980-1981)
11th: Kenneth Randolph Murray (1981-28 Sep 1995)
12th: Malcolm Kenneth Murray (28 Sep 1995- )

Viscount Finlay, of Nairn, co. Nairn    [United Kingdom, 1919]
  1st: Robert Bannatyne Finlay (27 Mar 1919-9 Mar 1929)
  2nd: William Finlay (9 Mar 1929-30 Jun 1945)

Viscount Fitz-Clarence    [United Kingdom, 1831]
  1st: George Augustus Frederick Fitz-Clarence (4 Jun 1831-20 Mar 1842) with a special remainder to his brothers by King William IV
  2nd: William George Fitz-Clarence (20 Mar 1842-30 Apr 1901)
  3rd: Geoffrey George Gordon Fitz-Clarence (30 Apr 1901-2 Feb 1902)
  4th: Aubrey Fitz-Clarence (2 Feb 1902-1 Jan 1928)
  5th: Geoffrey William Richard Hugh Fitz-Clarence (1 Jan 1928-27 Aug 1975)
  6th: Edward Charles Fitz-Clarence (27 Aug 1975-1983)
  7th: Anthony Charles Fitz-Clarence (1983-30 Dec 2000)

Viscount FitzGibbon of Limerick, co. Limerick    [Ireland, 1793]
  1st: John FitzGibbon (6 Dec 1793-28 Jan 1802)
  2nd: John FitzGibbon (28 Jan 1802-18 Aug 1851)
  3rd: Richard Hobart FitzGibbon (18 Aug 1851-10 Jan 1864)

Viscount FitzHarris, of Hurn Court, co. Southampton    [Great Britain, 1800]
  1st: James Harris (29 Dec 1800-21 Nov 1820)
  2nd: James Edward Harris (21 Nov 1820-10 Sep 1841)
  3rd: James Howard Harris (10 Sep 1841-17 May 1889)
  4th: Edward James Harris (17 Jul 1888-19 May 1899)
  5th: James Edward Harris (19 May 1899-12 Jun 1950)
  6th: William James Harris (12 Jun 1950-11 Nov 2000)
  7th: James Carleton Harris (11 Nov 2000- )

Viscount FitzMaurice    [Ireland, 1751]
  1st: John Petty (7 Oct 1751-14 May 1761)
  2nd: William Petty (14 May 1761-7 May 1805)
  3rd: John Henry Petty (7 May 1805-15 Nov 1809)
  4th: Henry Petty-FitzMaurice (15 Nov 1809-31 Jan 1863)
  5th: Henry Petty-FitzMaurice (31 Jan 1863-5 Jul 1866)
  6th: Henry Charles Keith Petty-FitzMaurice (5 Jul 1866-3 Jun 1927)
  7th: Henry William Edmund Petty-FitzMaurice (3 Jun 1927-5 Mar 1936)
  8th: Charles Hope Petty-FitzMaurice (5 Mar 1936-20 Aug 1944)
  9th: George John Charles Mercer Nairne Petty-FitzMaurice (20 Aug 1944-25 Aug 1999)
10th: Charles Maurice Petty-FitzMaurice (25 Aug 1999- )

Viscount FitzWalter    [England, 1524]
  4th: Henry Radcliffe (9 Jun 1583-14 Dec 1593)

Viscount FitzWalter    [England, 1525]
  1st: Robert Radcliffe (18 Jun 1525-27 Nov 1542)
  2nd: Henry Radcliffe (27 Nov 1542-17 Feb 1557)
  3rd: Thomas Radcliffe (17 Feb 1557-9 Jun 1583)
  5th: Robert Radcliffe (14 Dec 1593-22 Sep 1629)
  6th: Edward Radcliffe (22 Sep 1629-bt 1643-1643)

Viscount Fitzalan of Derwent, of Derwent, co. Derby    [United Kingdom, 1921]
  1st: Edmund Bernard Fitzalan-Howard (28 Apr 1921-18 May 1947)
  2nd: Henry Edmund Fitzalan-Howard (18 May 1947-17 May 1962)

Viscount Fitzhardinge of Berehaven, co. Kerry    [Ireland, 1663]
  2nd: Charles Berkeley (3 Jun 1665-12 Jun 1668)
  3rd: Maurice Berkeley (12 Jun 1668-13 Jun 1690)

Viscount Folkestone, of Folkestone, co. Kent    [Great Britain, 1747]
  1st: Jacob Bouverie (29 Jun 1747-17 Feb 1761)
  2nd: William Bouverie (17 Feb 1761-28 Jan 1776)
  3rd: Jacob Pleydell-Bouverie (28 Jan 1776-27 Jan 1828)
  4th: William Pleydell-Bouverie (27 Jan 1828-9 Apr 1869)
  5th: Jacob Pleydell-Bouverie (9 Apr 1869-11 Mar 1889)
  6th: William Pleydell-Bouverie (11 Mar 1889-3 Jun 1900)
  7th: Jacob Pleydell-Bouverie (3 Jun 1900-26 Jun 1930)
  8th: William Pleydell-Bouverie (26 Jun 1930-23 Nov 1968)
  9th: Jacob Pleydell-Bouverie (23 Nov 1968-11 Aug 2008)
10th: William Pleydell-Bouverie (11 Aug 2008- )

Viscount Fordwich, co. Kent    [Great Britain, 1718]
  1st: William Cowper (20 Mar 1718-10 Oct 1723) with a special remainder to his brother, Spencer
  2nd: William Clavering-Cowper (19 Oct 1723-18 Sep 1764)
  3rd: George Nassau Clavering-Cowper (18 Dec 1764-22 Dec 1789)
  4th: George Augustus Clavering-Cowper (22 Dec 1789-12 Feb 1799)
  5th: Peter Leopold Louis Francis Nassau Cowper (12 Feb 1799-21 Jun 1837)
  6th: George Augustus Frederick Cowper (21 Jun 1837-15 Apr 1856)
  7th: Francis Thomas de Grey Cowper (15 Apr 1856-18 Jul 1905)

Viscount of Formartine    [Scotland, 1682]
  1st: George Gordon (30 Nov 1682-20 Apr 1720)
  2nd: William Gordon (20 Apr 1720-30 Mar 1746)
  3rd: George Gordon (30 Mar 1745-13 Aug 1801)
  4th: George Hamilton-Gordon (13 Aug 1801-14 Dec 1860)
  5th: George John James Hamilton-Gordon (14 Dec 1860-22 Mar 1864)
  6th: George Hamilton-Gordon (22 Mar 1864-27 Jan 1870)
  7th: John Campbell Hamilton-Gordon (27 Jan 1870-7 Mar 1934)
  8th: George Gordon (7 Mar 1934-6 Jan 1965)
  9th: Dudley Gladstone Gordon (6 Jan 1965-16 Apr 1972)
10th: David George Ian Alexander Gordon (16 Apr 1972-13 Sep 1974)
11th: Archibald Victor Dudley Gordon (13 Sep 1974-7 Sep 1984)
12th: Alastair Ninian John Gordon (7 Sep 1984-19 Aug 2002)
13th: Alexander George Gordon (19 Aug 2002- )

Viscount of Forth    [Scotland, 1686]
  1st: John Drummond (12 Aug 1686-25 Jan 1715)
  2nd: John Drummond (25 Jan 1715-29 Jan 1754)
  3rd: James Drummond (29 Jan 1754-25 Dec 1766)
  4th: James Lewis Drummond (25 Jan 1766-Sep 1800)
  5th: Charles Edward Drummond (Sep 1800-9 Apr 1840)
  6th: George Drummond (9 Apr 1840-28 Feb 1902)

Viscount Fortrose, co. Wicklow    [Ireland, 1766]
  1st: Kenneth Mackenzie (18 Nov 1766-Aug 1781)

Viscount Frankfort de Montmorency    [Ireland, 1816]
  1st: Lodge Evans Montmorency (22 Jan 1816-21 Sep 1822)
  2nd: Lodge Reymond Montmorency (21 Sep 1822-25 Dec 1889)
  3rd: Reymond Hervey Montmorency (25 Dec 1889-7 May 1902)
  4th: Willoughby John Horace Montmorency (7 May 1902-5 Jul 1917)

Viscount Frendraught    [Scotland, 1642]
  1st: James Crichton (29 Aug 1642-b 17 Aug 1665)
  2nd: James Crichton (b 17 Aug 1665-fr 1674-1675)
  3rd: William Crichton (29 Dec 1674-bt 1680-1686)
  4th: Lewis Crichton (b 9 Dec 1686-26 Feb 1698)
  5th: George Crichton (26 Feb 1698-b 30 Jul 1702) de jure

Viscount Furneaux, of Charlton, co. Northampton    [United Kingdom, 1922]
  1st: Frederick Edwin Smith (28 Nov 1922-30 Sep 1930)
  2nd: Frederick Winston Furneaux Smith (30 Sep 1930-10 Jun 1975)
  3rd: Frederick William Robin Smith (10 Jun 1975-16 Feb 1985)

Viscount Furness, of Grantley, West Riding, co. Yorks    [United Kingdom, 1918]
  1st: Marmaduke Furness (16 Jan 1918-6 Oct 1940)
  2nd: William Anthony Furness (6 Oct 1940-1 May 1995)

Viscount Gage of Castle Island, co. Kerry    [Ireland, 1720]
  1st: Thomas Gage (14 Sep 1720-21 Dec 1754)
  2nd: William Hall Gage (21 Dec 1754-11 Oct 1791)
  3rd: Henry Gage (11 Oct 1791-29 Jan 1808)
  4th: Henry Hall Gage (29 Jan 1808-20 Jan 1877)
  5th: Henry Charles Gage (20 Jan 1877-18 Apr 1912)
  6th: Henry Rainald Gage (18 Apr 1912-27 Feb 1982)
  7th: George John St. Clere Gage (27 Feb 1982-30 Nov 1993)
  8th: Henry Nicholas Gage (30 Nov 1993- )

Viscount Galmoye, in co. Kilkenny    [Ireland, 1646]
  1st: Edward Butler (16 May 1646-1653)
  2nd: Edward Butler (1653-a 24 Oct 1667)
  3rd: Piers Butler (1667-18 Jun 1740)
  4th: James Francis Richard Butler (18 Jun 1740-c 1770) despite the attainder of the 3rd Viscount
  5th: Piers Butler (c 1770-9 Aug 1796) despite the attainder of the 3rd Viscount
  6th: Edmond Theobald Mandeville Butler (9 Aug 1796-24 Jan 1815) despite the attainder of the 3rd Viscount
  7th: Piers Theobald Butler (24 Jan 1815-19 Aug 1824) despite the attainder of the 3rd Viscount
  8th: Garret Butler (19 Aug 1824-1860) despite the attainder of the 3rd Viscount
  9th: Theobald Butler (1860-1885) despite the attainder of the 3rd Viscount
10th: Edmund Theobald Butler (1885-9 Jun) despite the attainder of the 3rd Viscount
11th: John Edmund Butler (c 1890-Dec 1945) despite the attainder of the 3rd Viscount
12th: Piers Percy Butler (Dec 1945-16 Aug 1957) despite the attainder of the 3rd Viscount

Viscount of Galway    [Ireland, 1687]
  1st: Ulick Bourke (2 Jun 1687-12 Jul 1691)

Viscount Galway, co. Galway    [Ireland, 1727]
  1st: John Monckton (17 Jul 1727-15 Jul 1751)
  2nd: William Monckton-Arundell (15 Jul 1751-1772)
  3rd: Henry William Monckton-Arundell (1772-2 Mar 1774)
  4th: Robert Monckton-Arundell (2 Mar 1774-23 Jul 1810)
  5th: William George Monckton (23 Jul 1810-2 Feb 1834)
  6th: George Edward Arundell Monckton-Arundell (2 Feb 1834-6 Feb 1876)
  7th: George Edward Milnes Monckton-Arundell (6 Feb 1876-7 Mar 1931)
  8th: George Vere Arundell Monckton-Arundell (7 Mar 1931-27 Mar 1943)
  9th: Simon George Robert Monckton-Arundell (27 Mar 1943-1 Jan 1971)
10th: William Arundell Monckton-Arundell (1 Jan 1971-15 Aug 1977)
11th: Edmund Savile Monckton-Arundell (15 Aug 1977-1980)
12th: George Rupert Monckton (1980-30 Sep 2017)

Viscount Galway, in the Province of Connaught    [Ireland, 1628]
  1st: Richard Bourke (23 Aug 1628-12 Nov 1635) with a special remainder to his father
  2nd: Ulrick Bourke (12 Nov 1635-29 Apr 1658)

Viscount Garmoyle, co. Antrim    [United Kingdom, 1878]
  1st: Hugh MacCalmont Cairns (27 Sep 1878-2 Apr 1885)
  2nd: Arthur William Cairns (2 Apr 1885-14 Jan 1890)
  3rd: Herbert John Cairns (14 Jan 1890-14 Jan 1905)
  4th: Wilfred Dallas Cairns (14 Jan 1905-23 Oct 1946)
  5th: David Charles Cairns (23 Oct 1946-21 Mar 1989)
  6th: Simon Dallas Cairns (21 Mar 1989- )

Viscount Garnock    [Scotland, 1703]
  1st: John Lindsay-Crawford (26 Nov 1703-24 Dec 1708) as a replacemnt of the April title
  2nd: Patrick Lindsay-Crawford (24 Dec 1708-24 May 1735)
  3rd: John Lindsay-Crawford (24 May 1735-22 Sep 1739)
  4th: George Lindsay-Crawford (22 Sep 1739-11 Aug 1781)
  5th: George Lindsay-Crawford (11 Aug 1781-30 Jan 1808)
  6th: David Lindsay (30 Jan 1808-c May 1809) de jure
  7th: Patrick Lindsay (May 1809-14 Mar 1839) de jure
  8th: Henry Lindsay Bethune (14 Mar 1839-19 Feb 1851) de jure
  9th: John Trotter Bethune (19 Feb 1851-12 May 1894)
10th: David Clarke Bethune (12 May 1894-20 Mar 1917)
11th: Reginald Lindesay-Bethune (20 Mar 1917-14 Jan 1939)
12th: Archibald Lionel Bethune (14 Jan 1939-15 Oct 1943)
13th: William Tucker Lindesay-Bethune (15 Oct 1943-1985)
14th: David Lindesay-Bethune (1985-1989)
15th: James Randolph Lindesay-Bethune (1989- )

Viscount Gladstone, of the County of Lanark    [United Kingdom, 1910]
  1st: Herbert John Gladstone (15 Feb 1910-6 Mar 1930)

Viscount Glandine, of Glandine, King's County    [Ireland, 1827]
  1st: John Toler (23 Jun 1827-27 Jul 1831) with special remainder to his second son
  2nd: Hector John Graham-Toler (27 Jul 1831-3 Jan 1839)
  3rd: Hector John Graham-Toler (3 Jan 1839-26 Dec 1873)
  4th: William Brabazon Lindsay Graham-Toler (26 Dec 1873-20 Apr 1943)
  5th: Ronald Ian Montagu Graham-Toler (20 Apr 1943-24 May 1955)
  6th: Noel Terence Graham-Toler (24 May 1955-11 Sep 2000)
  7th: Richard James Graham-Toler (11 Sep 2000- )

Viscount Glenapp, of Strathnaver, co. Sutherland    [United Kingdom, 1929]
  1st: James Lyle Mackay (20 Jun 1929-23 May 1932)
  2nd: Kenneth Mackay (23 May 1932-21 Jun 1939)
  3rd: Kenneth James William Mackay (21 Jun 1939-17 Mar 1994)
  4th: Kenneth Peter Lyle Mackay (17 Mar 1994- )

Viscount Glerawly, of co. Fermanagh    [Ireland, 1766]
  1st: William Annesley (14 Nov 1766-12 Sep 1770)
  2nd: Francis Charles Annesley (12 Sep 1770-19 Dec 1802)
  3rd: Richard Annesley (19 Dec 1802-9 Nov 1824)
  4th: William Richard Annesley (9 Nov 1824-25 Aug 1838)
  5th: William Richard Annesley (25 Aug 1838-10 Aug 1874)
  6th: Hugh Annesley (10 Aug 1874-15 Dec 1908)
  7th: Francis Annesley (15 Dec 1908-6 Nov 1914)
  8th: Walter Beresford Annesley (6 Nov 1914-7 Jul 1934)
  9th: Beresford Cecil Bingham Annesley (7 Jul 1934-29 Jun 1957)
10th: Robert Annesley (29 Jun 1957-21 Feb 1979)
11th: Patrick Annesley (21 Feb 1979-2 Feb 2001)
12th: Philip Harrison Annesley (2 Feb 2001-11 Mar 2011)
13th: Michael Robert Annesley (11 Mar 2011- )

Viscount Goderich    [United Kingdom, 1827]
  1st: Frederick John Robinson (28 Apr 1827-28 Jan 1859)
  2nd: George Frederick Samuel Robinson (28 Jan 1859-9 Jul 1909)
  3rd: Frederick Oliver Robinson (9 Jul 1909-22 Sep 1923)

Viscount Gordon of Aberdeen, co. Aberdeen    [United Kingdom, 1814]
  1st: George Hamilton-Gordon (1 Jun 1814-14 Dec 1860)
  2nd: George John James Hamilton-Gordon (14 Dec 1860-22 Mar 1864)
  3rd: George Hamilton-Gordon (22 Mar 1864-27 Jan 1870)
  4th: John Campbell Hamilton-Gordon (27 Jan 1870-7 Mar 1934)
  5th: George Gordon (7 Mar 1934-6 Jan 1965)
  6th: Dudley Gladstone Gordon (6 Jan 1965-16 Apr 1972)
  7th: David George Ian Alexander Gordon (16 Apr 1972-13 Sep 1974)
  8th: Archibald Victor Dudley Gordon (13 Sep 1974-7 Sep 1984)
  9th: Alastair Ninian John Gordon (7 Sep 1984-19 Aug 2002)
10th: Alexander George Gordon (19 Aug 2002- )

Viscount Gormanston    [Ireland, 1478]
  1st: Robert Preston (7 Aug 1478-9 Apr 1503)
  2nd: William Preston (9 Apr 1503-21 Feb 1532)
  3rd: Jenico Preston (21 Sep 1532-1560)
  4th: Christopher Preston (1560-24 Jan 1600)
  5th: Jenico Preston (24 Jan 1600-14 Mar 1630)
  6th: Nicholas Preston (14 Mar 1630-28 Jul 1643)
  7th: Jenico Preston (28 Jun 1643-17 Mar 1691)
  8th: Jenico Preston (17 Mar 1691-1699) de jure
  9th: Anthony Preston (1679-25 Sep 1716) de jure
10th: Jenico Preston (25 Sep 1716-31 Oct 1757) de jure
11th: Anthony Preston (31 Oct 1757-8 Dec 1786) de jure
12th: Jenico Preston (1800-10 Feb 1860) when the outlawing of 6th and 7th Viscount was pronounced void
13th: Edward Anthony John Preston (10 Feb 1860-28 Sep 1876)
14th: Jenico William Joseph Preston (28 Sep 1876-29 Oct 1907)
15th: Jenico Edward Joseph Preston (29 Oct 1907-7 Nov 1925)
16th: Jenico William Richard Preston (7 Nov 1925-9 Jun 1940)
17th: Jenico Nicholas Dudley Preston (9 Jun 1940- )

Viscount Gort, co. Galway    [Ireland, 1816]
  1st: John Smyth (16 Jan 1816-23 May 1817) with a special remainder to his nephew, Charles Vereker
  2nd: Charles Vereker (23 May 1817-11 Nov 1842)
  3rd: John Prendergast Vereker (11 Nov 1842-20 Oct 1865)
  4th: Standish Prendergast Vereker (20 Oct 1865-9 Jan 1900)
  5th: John Gage Prendergast Vereker (9 Jan 1900-15 Aug 1902)
  6th: John Standish Surtees Prendergast Vereker (15 Aug 1902-31 Mar 1946)
  7th: Standish Robert Gage Vereker (31 Mar 1946-1975)
  8th: Colin Leopold Prendergast Vereker (1975-6 Apr 1995)
  9th: Foley Robert Standish Prendergast Vereker (6 Apr 1995- )

Viscount Gort, of Hamsterley, co. Durham    [United Kingdom, 1946]
  1st: John Standish Surtees Prendergast Vereker (8 Feb 1946-31 Mar 1946)

Viscount Goschen, of Hawkhurst, co. Kent    [United Kingdom, 1900]
  1st: George Joachim Goschen (18 Dec 1900-7 Feb 1907)
  2nd: George Joachim Goschen (7 Feb 1907-24 Jul 1952)
  3rd: John Alexander Goschen (24 Jul 1952-22 Mar 1977)
  4th: Giles John Harry Goschen (22 Mar 1977- )

Viscount Gosford of Market Hill, co. Armagh    [Ireland, 1785]
  1st: Archibald Acheson (20 Jun 1785-5 Sep 1790)
  2nd: Arthur Acheson (5 Sep 1790-14 Jan 1807)
  3rd: Archibald Acheson (14 Jan 1807-27 Mar 1849)
  4th: Archibald Acheson (27 Mar 1849-15 Jun 1864)
  5th: Archibald Brabazon Sparrow Acheson (15 Jun 1864-11 Apr 1922)
  6th: Archibald Charles Montagu Brabazon Acheson (11 Apr 1922-20 Mar 1954)
  7th: Archibald Alexander John Stanley Acheson (20 Mar 1954-17 Feb 1966)
  8th: Charles David Alexander John Sparrow Acheson (17 Feb 1966- )

Viscount Gough of Goojerat, in the Punjab and of the city of Limerick    [United Kingdom, 1849]
  1st: Hugh Gough (15 Jun 1849-2 Mar 1869)
  2nd: George Stephens Gough (2 Mar 1869-31 May 1895)
  3rd: Hugh Gough (31 May 1895-14 Oct 1919)
  4th: Hugh William Gough (14 Oct 1919-4 Dec 1951)
  5th: Shane Hugh Maryon Gough (4 Dec 1951- )

Viscount Graham    [Scotland, 1681]
  2nd: Edward Graham (22 Dec 1695-1710)

Viscount of Granard, co. Longford    [Ireland, 1675]
  1st: Arthur Forbes (22 Nov 1675-1695)
  2nd: Arthur Forbes (1695-24 Aug 1734)
  3rd: George Forbes (24 Aug 1734-29 Oct 1765)
  4th: George Forbes (4 Oct 1765-16 Oct 1769)
  5th: George Forbes (16 Oct 1769-16 Apr 1780)
  6th: George Forbes (16 Apr 1780-9 Jun 1837)
  7th: George Arthur Hastings Forbes (9 Jun 1837-25 Aug 1889)
  8th: Bernard Arthur William Patrick Hastings Forbes (25 Aug 1889-10 Sep 1948)
  9th: Arthur Patrick Hastings Forbes (10 Sep 1948-21 Nov 1992)
10th: Peter Arthur Edward Hastings Forbes (21 Nov 1992- )

Viscount Grandison of Dromana, co. Waterford    [Ireland, 1746]
  1st: Elizabeth FitzGerald (10 Apr 1746-29 May 1782)
  2nd: George Mason-Villiers (29 May 1782-14 Jul 1800)

Viscount Grandison of Limerick, co. Leitrim    [Ireland, 1621]
  1st: Oliver St. John (3 Jan 1621-30 Dec 1630) with a special remainder to the heirs of his neice, Barbara St John
  2nd: William Villiers (30 Dec 1630-30 Sep 1643)
  3rd: John Villiers (30 Sep 1643-9 Nov 1659)
  4th: George Villiers (9 Nov 1659-16 Dec 1699)
  5th: John FitzGerald (16 Dec 1699-14 May 1766)
  6th: William Villiers (14 May 1766-28 Aug 1769)
  7th: George Bussy Villiers (28 Aug 1769-22 Aug 1805)
  8th: George Child-Villiers (22 Aug 1805-3 Oct 1859)
  9th: George Augustus Frederick Child-Villiers (3 Oct 1859-24 Oct 1859)
10th: Victor Albert George Child-Villiers (24 Oct 1859-31 May 1915)
11th: George Henry Robert Child-Villiers (31 May 1915-31 Dec 1923)
12th: George Francis Child-Villiers (31 Dec 1923-9 Aug 1998)
13th: George Francis William Child-Villiers (19 Mar 1998- )

Viscount Granville of Lansdown    [England, 1661]
  1st: John Granville (20 Apr 1661-22 Aug 1701)
  2nd: Charles Granville (22 Aug 1701-4 Sep 1701)
  3rd: William Henry Granville (4 Sep 1701-17 May 1711)

Viscount Granville of Stone Park, co. Stafford    [United Kingdom, 1814]
  1st: Granville Leveson-Gower (12 Aug 1814-8 Jan 1846)
  2nd: Granville George Leveson-Gower (8 Jan 1846-31 Mar 1891)
  3rd: Granville George Leveson-Gower (31 Mar 1891-21 Jul 1939)
  4th: William Spencer Leveson-Gower (21 Jul 1939-25 Jun 1953)
  5th: Granville James Leveson-Gower (25 Jun 1953-31 Oct 1996)
  6th: Granville George Fergus Leveson-Gower (31 Oct 1996- )

Viscount Greenwood, of Holbourne, co. London    [United Kingdom, 1937]
  1st: Thomas Hamar Greenwood (16 Feb 1937-10 Sep 1948)
  2nd: David Henry Hamar Greenwood (10 Sep 1948-30 Jul 1998)
  3rd: Michael Henry Hamar Greenwood (30 Jul 1998-7 Jul 2003)

Viscount Grey de Wilton    [Great Britain, 1801]
  1st: Thomas Egerton (26 Jun 1801-23 Sep 1814) with special remainder, in default of male issue, to Hon Thomas Grosvenor, his grandson, and his younger brothers
  2nd: Thomas Grosvenor Egerton (23 Sep 1814-7 Mar 1882)

Viscount Grey of Fallodon, co. Northumberland    [United Kingdom, 1916]
  1st: Edward Grey (27 Jul 1916-7 Sep 1933)

Viscount Guillamore, of Cahir Guillamore, co. Limerick    [Ireland, 1831]
  1st: Standish O'Grady (28 Jan 1831-21 Apr 1840)
  2nd: Standish Darby O'Grady (21 Apr 1840-22 Jul 1848)
  3rd: Standish O'Grady (22 Jul 1848-10 Apr 1860)
  4th: Paget Standish O'Grady (10 Apr 1840-1877)
  5th: Hardress Standish O'Grady (1877-1918)
  6th: Frederick Standish O'Grady (1918-11 Oct 1927)
  7th: Hugh Hamon Massy O'Grady (11 Oct 1927-1930)
  8th: Richard O'Grady (1930-1943)
  9th: Standish Bruce O'Grady (1943-15 Oct 1955)

Viscount Gwynedd, of Dwyfor, co. Caernarvon    [United Kingdom, 1945]
  1st: David Lloyd George (12 Feb 1945-26 Mar 1945)
  2nd: Richard Lloyd George (26 Mar 1945-1 May 1968)
  3rd: Owen Lloyd George (1 May 1968-29 Jul 2010)
  4th: David Richard Owen Lloyd George (29 Jul 2010- )

Viscount Hailsham, of Hailsham, co. Sussex    [United Kingdom, 1929]
  1st: Douglas McGarel Hogg (4 Jul 1929-16 Aug 1950)
  2nd: Quintin McGarel Hogg (16 Aug 1950-12 Oct 2001)
  3rd: Douglas Martin Hogg (12 Oct 2001- )

Viscount Haldane of Cloan, co. Perth    [United Kingdom, 1911]
  1st: Richard Burdon Haldane (27 Mar 1911-23 Aug 1928)

Viscount Halifax of Monk Bretton, in the West Riding of the County of Yorkshire    [United Kingdom, 1866]
  1st: Charles Wood (21 Feb 1866-8 Aug 1885)
  2nd: Charles Lindley Wood (8 Aug 1885-19 Jan 1934)
  3rd: Edward Frederick Lindley Wood (19 Jan 1934-23 Dec 1959)
  4th: Charles Ingram Courtenay Wood (23 Dec 1959-19 Mar 1980)
  5th: Charles Edward Peter Neil Wood (19 Mar 1980- )

Viscount Hall, of Cynon Valley, co. Glamorgan    [United Kingdom, 1946]
  1st: George Hall (28 Oct 1946-8 Nov 1965)
  2nd: William George Leonard Hall (8 Nov 1965-24 Jul 1985)

Viscount Hambleden, of Hambleden, co. Buckingham    [United Kingdom, 1891]
  1st: Emily Danvers (10 Nov 1891-12 Aug 1913) suo jure, with a special remainder to her male children by her second husband
  2nd: William Frederick Danvers Smith (13 Aug 1913-16 Jun 1928)
  3rd: William Henry Smith (16 Jun 1928-31 Mar 1948)
  4th: William Herbert Smith (31 Mar 1948-2 Aug 2012)
  5th: William Henry Smith (2 Aug 2012- )

Viscount Hamilton    [Great Britain, 1786]
  1st: James Hamilton (24 Aug 1786-9 Oct 1789)
  2nd: John James Hamilton (9 Oct 1789-27 Jan 1818)
  3rd: James Hamilton (27 Jan 1818-31 Oct 1885)
  4th: James Hamilton (31 Oct 1885-3 Jan 1913)
  5th: James Albert Edward Hamilton (3 Jan 1913-12 Sep 1953)
  6th: James Edward Hamilton (12 Sep 1953-4 Jun 1979)
  7th: James Hamilton (4 Jun 1979- )

Viscount Hampden of Glynde, co. Sussex    [United Kingdom, 1884]
  1st: Henry Bouverie William Brand (4 Mar 1884-14 Mar 1892)
  2nd: Henry Robert Brand (14 Mar 1892-22 Nov 1906)
  3rd: Thomas Walter Brand (22 Nov 1906-4 Sep 1958)
  4th: Thomas Henry Brand (4 Feb 1958-17 Oct 1965)
  5th: David Francis Brand (17 Oct 1965-4 Sep 1975)
  6th: Anthony David Brand (4 Sep 1975-4 Jan 2008)
  7th: Francis Anthony Brand (4 Jan 2008- )

Viscount Hanworth    [United Kingdom, 1936]
  1st: Ernest Murray Pollock (17 Jan 1936-22 Oct 1936)
  2nd: David Bertram Pollock (22 Oct 1936-31 Aug 1996)
  3rd: David Stephen Geoffrey Pollock (31 Aug 1996- )

Viscount Harberton    [Ireland, 1791]
  1st: Arthur Pomeroy (5 Jul 1791-9 Apr 1798)
  2nd: Henry Pomeroy (9 Apr 1798-30 Nov 1829)
  3rd: Arthur James Pomeroy (30 Nov 1829-27 Sep 1832)
  4th: John Pomeroy (27 Sep 1832-4 Jul 1833)
  5th: John James Pomeroy (4 Jul 1833-5 Oct 1862)
  6th: James Spencer Pomeroy (5 Oct 1862-4 Dec 1912)
  7th: Ernest Arthur George Pomeroy (4 Dec 1912-22 Apr 1944)
  8th: Ralph Legge Pomeroy (22 Apr 1944-4 Jul 1956)
  9th: Henry Ralph Martyn Pomeroy (4 Jul 1956-1980)
10th: Thomas de Vautort Pomeroy (1980-12 Mar 2004)
11th: Henry Robert Pomeroy (12 Mar 2004- )

Viscount Hardinge of Lahore and Kings Newton, co. Derby    [United Kingdom, 1846]
  1st: Henry Hardinge (2 May 1846-24 Sep 1856)
  2nd: Charles Stewart Hardinge (24 Sep 1856-28 Jul 1894)
  3rd: Henry Charles Hardinge (28 Jul 1894-30 Apr 1924)
  4th: Caryl Nicholas Charles Hardinge (30 Apr 1924-1979)
  5th: Henry Nicholas Paul Hardinge (1979-1984)
  6th: Charles Henry Nicholas Hardinge (1984-18 Jan 2004)
  7th: Andrew Hartland Hardinge (18 Jan 2004-11 Feb 2014)

Viscount Harwich, co. Essex    [Great Britain, 1725]
  1st: Benjamin Mildmay (16 May 1725-29 Feb 1756)

Viscount Haughton, co. Nottingham    [Great Britain, 1714]
  1st: Thomas Pelham-Holles (19 Oct 1714-17 Nov 1768) with special remainder to his brother, Henry Pelham

Viscount Hawarden, of Hawarden, co. Tipperary    [Ireland, 1793]
  1st: Cornwallis Maude (5 Dec 1793-23 Aug 1803)
  2nd: Thomas Ralph Maude (23 Aug 1803-26 Feb 1807)
  3rd: Cornwallis Maude (26 Feb 1807-12 Oct 1856)
  4th: Cornwallis Maude (12 Oct 1856-9 Jan 1905)
  5th: Robert Henry Maude (9 Jan 1905-6 Sep 1908)
  6th: Robert Cornwallis Maude (6 Sep 1908-26 Aug 1914)
  7th: Eustace Wyndham Maude (26 Aug 1914-6 Apr 1958)
  8th: Robert Leslie Eustace Maude (6 Apr 1958-6 Sep 1991)
  9th: Robert Connan Wyndham Leslie Maude (1991- )

Viscount Hawkesbury of Kirkham, co. York and of Mansfield, co. Nottingham    [United Kingdom, 1905]
  1st: Cecil George Saville Foljambe (2 Dec 1905-23 Mar 1907)
  2nd: Arthur William de Brito Savile Foljambe (23 Mar 1907-15 May 1941)
  3rd: Gerald William Frederick Savile Foljambe (15 May 1941-27 Jul 1967)
  4th: Robert Anthony Edward St. Andrew Savile Foljambe (27 Jul 1962-13 Mar 1969)
  5th: Edward Peter Bertram Savile Foljambe (13 Mar 1969- )

Viscount Head, of Throope, co. Wilts    [United Kingdom, 1960]
  1st: Antony Henry Head (2 Aug 1960-29 Mar 1983)
  2nd: Richard Anthony Head (29 Mar 1983- )

Viscount Headfort, of Headfort, co. Meath    [Ireland, 1762]
  1st: Thomas Taylour (12 Apr 1762-14 Feb 1795)
  2nd: Thomas Taylour (14 Dec 1795-24 Oct 1829)
  3rd: Thomas Taylour (24 Oct 1829-6 Dec 1870)
  4th: Thomas Taylour (6 Dec 1870-22 Jul 1894)
  5th: Geoffrey Thomas Taylour (22 Jul 1894-29 Jan 1943)
  6th: Terence Geoffrey Thomas Taylour (29 Jan 1943-24 Oct 1960)
  7th: Thomas Geoffrey Charles Michael Taylour (24 Oct 1960-21 Oct 2005)
  8th: Thomas Michael Ronald Christopher Taylour (21 Oct 2005- )

Viscount Helmsley of Helmsley, co. York    [United Kingdom, 1868]
  1st: William Ernest Duncombe (25 Jul 1868-13 Jan 1915)
  2nd: Charles William Reginald Duncombe (13 Jan 1915-15 Sep 1916)
  3rd: Charles Willian Slingsby Duncombe (15 Sep 1916-4 Sep 1963)

Viscount Hereford    [England, 1550]
  1st: Walter Devereux (2 Feb 1550-27 Sep 1558)
  2nd: Walter Devereux (27 Feb 1558-22 Sep 1576)
  3rd: Robert Devereux (22 Feb 1576-25 Feb 1601)
  4th: Robert Devereux (18 Apr 1604-14 Sep 1646)
  5th: Walter Devereux (14 Sep 1646-b 5 Jan 1658)
  6th: Leicester Devereux (Jan 1658-1 Dec 1676)
  7th: Leicester Devereux (1 Dec 1676-c Feb 1683)
  8th: Edward Devereux (c Feb 1683-9 Aug 1700)
  9th: Price Devereux (9 Aug 1700-3 Oct 1740)
10th: Price Devereux (3 Oct 1740-29 Jul 1748)
11th: Edward Devereux (29 Jul 1748-20 Aug 1760)
12th: Edward Devereux (20 Aug 1760-1 Aug 1783)
13th: George Devereux (1 Aug 1783-31 Dec 1804)
14th: Henry Fleming Lea Devereux (31 Dec 1804-31 May 1843)
15th: Robert Devereux (31 May 1843-18 Aug 1855)
16th: Robert Devereux (18 Mar 1855-27 Mar 1930)
17th: Robert Charles Devereux (27 Mar 1930-16 Apr 1952)
18th: Robert Milo Leicester Devereux (16 Apr 1952-25 Feb 2004)
19th: Charles Robin de Bohun Devereux (25 Feb 2004- )

Viscount of Hermitage    [Scotland, 1706]
  1st: Henry Scott (29 Mar 1706-25 Dec 1730)
  2nd: Francis Scott (25 Dec 1730-11 May 1739)
  3rd: Henry Scott (11 May 1739-31 Jan 1740)
  4th: Henry Scott (31 Jan 1740-10 Sep 1807)

Viscount Hewart, of Bury, co. Lancs    [United Kingdom, 1940]
  1st: Gordon Hewart (1 Nov 1940-5 May 1943)
  2nd: Hugh Vaughan Hewart (5 May 1943-23 Jul 1964)

Viscount Hewytt of Gowran, co. Kilkenny    [Ireland, 1689]
  1st: George Hewett (9 Apr 1689-2 Dec 1689)

Viscount Hill of Hawkestone and of Hardwicke, co. Salop.    [United Kingdom, 1842]
  1st: Rowland Hill (22 Sep 1842-10 Dec 1842) with a special remainder to his nephew Roland
  2nd: Rowland Hill (10 Dec 1842-2 Jan 1875)
  3rd: Rowland Clegg-Hill (2 Jan 1875-1895)
  4th: Rowland Richard Clegg-Hill (30 Mar 1895-19 Dec 1923)
  5th: Francis William Clegg-Hill (19 Dec 1923-6 Jul 1924)
  6th: Charles Rowland Clegg-Hill (6 Jul 1924-3 May 1957)
  7th: Gerald Rowland Clegg-Hill (3 May 1957-4 May 1974)
  8th: Anthony Rowland Clegg-Hill (5 May 1974-b 17 Mar 2003)
  9th: Peter David Raymond Charles Clegg-Hill (17 Mar 2003- )

Viscount Hillsborough, co. Down    [Ireland, 1717]
  1st: Trevor Hill (21 Aug 1717-3 May 1742) with a special remainder to heirs of his father
  2nd: Wills Hill (3 May 1742-7 Oct 1793)
  3rd: Arthur Hill (7 Oct 1793-7 Sep 1801)
  4th: Arthur Blundell Sandys Trumbull Hill (7 Sep 1801-12 Apr 1845)
  5th: Arthur Wills Blundell Sandys Trumbull Windsor Hill (12 Apr 1845-6 Aug 1868)
  6th: Arthur Wills Blundell Sandys Roden Hill (6 Aug 1868-31 Mar 1874)
  7th: Arthur Wills John Wellington Trumbull Hill (31 Mar 1874-29 May 1918)
  8th: Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill (29 May 1918-28 Mar 1989)
  9th: Arthur Robin Ian Hill (28 Mar 1989-18 Dec 2003)
10th: Arthur Francis Nicholas Wills Ian Hill (18 Dec 2003- )

Viscount Hinchingbrooke, co. Huntingdon    [England, 1660]
  1st: Edward Montagu (12 Jul 1660-28 May 1672)
  2nd: Edward Montagu (28 May 1672-b 29 Nov 1688)
  3rd: Edward Montagu (29 Nov 1688-20 Oct 1729)
  4th: John Montagu (20 Oct 1729-30 Apr 1792)
  5th: John Montagu (30 Apr 1792-6 Jun 1814)
  6th: George John Montagu (6 Jun 1814-21 May 1818)
  7th: John William Montagu (21 May 1818-3 Mar 1884)
  8th: Edward George Henry Montagu (3 Mar 1884-26 Jun 1916)
  9th: George Charles Montagu (26 Jun 1916-15 Jun 1962)
10th: Alexander Victor Edward Paulet Montagu (15 Jun 1962-25 Feb 1995)
11th: John Edward Hollister Montagu (25 Feb 1995- )

Viscount Holmesdale, in Kent    [United Kingdom, 1826]
  1st: William Pitt Amherst (19 Dec 1826-13 Mar 1857)
  2nd: William Pitt Amherst (13 Mar 1857-26 Mar 1886)
  3rd: William Archer Amherst (26 Mar 1886-14 Aug 1910)
  4th: Hugh Amherst (14 Aug 1910-7 Mar 1927)
  5th: Jeffery John Archer Amherst (7 Mar 1927-4 Mar 1993)

Viscount Hood of Whitley, co. Warwick    [Great Britain, 1796]
  1st: Samuel Hood (1 Jun 1796-27 Jan 1816)
  2nd: Henry Hood (27 Jan 1816-25 Jan 1836)
  3rd: Samuel Hood-Tibbits (15 Jan 1836-8 May 1846)
  4th: Francis Wheler Hood (8 May 1846-27 Apr 1907)
  5th: Grosvenor Arthur Alexander Hood (27 Apr 1907-26 Apr 1933)
  6th: Samuel Hood (26 Apr 1933-13 Oct 1981)
  7th: Alexander Lambert Hood (13 Oct 1981-2 Oct 1999)
  8th: Henry Lyttelton Alexander Hood (2 Oct 1999- )

Viscount Horne of Slamannan    [United Kingdom, 1937]
  1st: Robert Stevenson Horne (9 Jun 1937-3 Sep 1940)

Viscount Howard of Bindon, co. Dorset    [England, 1559]
  1st: Thomas Howard (13 Jan 1559-28 Jan 1582)
  2nd: Henry Howard (28 Jan 1582-b 16 Jan 1591)
  3rd: Thomas Howard (16 Jan 1591-1 Mar 1611)

Viscount Howard of Morpeth, Northumberland    [England, 1661]
  1st: Charles Howard (30 Apr 1661-24 Feb 1685)
  2nd: Edward Howard (24 Feb 1685-23 Apr 1692)
  2nd: Charles Howard (23 Apr 1692-1 May 1738)
  4th: Henry Howard (1 May 1738-3 Sep 1758)
  5th: Frederick Howard (3 Sep 1758-4 Sep 1825)
  6th: George Howard (4 Sep 1825-7 Oct 1848)
  7th: George William Frederick Howard (7 Oct 1848-5 Dec 1864)
  8th: William George Howard (5 Dec 1864-29 Mar 1889)
  9th: George James Howard (29 Mar 1889-16 Apr 1911)
10th: Charles James Stanley Howard (16 Apr 1911-20 Jan 1912)
11th: George Josslyn L'Estrange Howard (20 Jan 1912-17 Feb 1963)
12th: Charles James Ruthven Howard (17 Feb 1963-28 Nov 1994)
13th: George William Beaumont Howard (28 Nov 1994- )

Viscount Howe    [Ireland, 1701]
  1st: Scrope Howe (16 May 1701-26 Jan 1712)
  2nd: Emanuel Scrope Howe (26 Jan 1712-29 Mar 1735)
  3rd: George Augustus Howe (29 Mar 1735-6 Jul 1758)
  4th: Richard Howe (6 Jul 1758-5 Aug 1799)
  5th: William Howe (5 Aug 1799-12 Jul 1814)

Viscount Howe of Langar, co. Nottingham    [Great Britain, 1782]
  1st: Richard Howe (20 Apr 1782-5 Aug 1799)

Viscount Howick, co. Northumberland    [United Kingdom, 1806]
  1st: Charles Grey (11 Apr 1806-14 Nov 1807)
  2nd: Charles Grey (14 Nov 1807-17 Jul 1845)
  3rd: Henry George Grey (17 Jul 1845-9 Oct 1894)
  4th: Albert Henry George Grey (9 Oct 1894-29 Aug 1917)
  5th: Charles Robert Grey (29 Aug 1917-2 Apr 1963)
  6th: Richard Fleming George Charles Grey (2 Apr 1963-10 Sep 2013)
  7th: Philip Kent Grey (10 Sep 2013- )

Viscount Hudson, of Pewsey, co. Wilts    [United Kingdom, 1952]
  1st: Robert Spear Hudson (5 Jan 1952-2 Feb 1957)
  2nd: Robert William Hudson (2 Feb 1957-28 Aug 1963)

Viscount Hughenden of Hughenden, Buckinghamshire    [United Kingdom, 1876]
  1st: Benjamin Disraeli (21 Aug 1876-19 Apr 1881)

Viscount Hutchinson of Knocklofty, co. Tipperary    [United Kingdom, 1821]
  1st: Richard Hely Hely Hutchinson (14 Jul 1821-22 Aug 1825) with a special remainder to his mother's male descendants
  2nd: John Hely Hutchinson (22 Aug 1825-29 Jun 1832)
  3rd: John Hely Hutchinson (29 Jun 1832-14 Sep 1851)
  4th: Richard John Hely Hutchinson (14 Sep 1851-22 Feb 1866)
  5th: John Luke George Hely Hutchinson (22 Feb 1866-5 Dec 1900)
  6th: Richard Walter John Hely Hutchinson (5 Dec 1900-19 Oct 1948)
  7th: John Michael Henry Hely Hutchinson (19 Oct 1948-1981)
  8th: Richard Michael John Hely Hutchinson (1981- )

Viscount Hyndley, of Meads, co. Sussex    [United Kingdom, 1948]
  1st: John Scott Hindley (2 Feb 1948-5 Jan 1963)

Viscount Hythe of Hythe, co. Kent    [United Kingdom, 1911]
  1st: Thomas Brassey (5 Jul 1911-23 Feb 1918)
  2nd: Thomas Allnutt Brassey (23 Feb 1918-12 Nov 1919)

Viscount of Ikerrin, co. Tipperary    [Ireland, 1629]
  1st: Pierce Butler (12 May 1629-b 20 Apr 1661)
  2nd: Pierce Butler (b 20 Apr 1661- )
  3rd: James Butler ( -26 Oct 1688)
  4th: Pierce Butler (26 Oct 1688-4 Jan 1711)
  5th: James Butler (4 Jan 1711-19 Jul 1712)
  6th: Thomas Butler (19 Jul 1712-7 Mar 1720)
  7th: James Butler (7 Mar 1720-20 Oct 1721)
  8th: Somerset Hamilton Butler (20 Oct 1721-15 Apr 1774)
  9th: Henry Thomas Butler (15 Apr 1774-20 Jul 1813)
10th: Somerset Richard Butler (20 Jul 1813-4 Feb 1838)
11th: Henry Thomas Butler (4 Feb 1838-16 Apr 1846)
12th: Somerset Arthur Butler (16 Apr 1846-22 Dec 1901)
13th: Charles Henry Somerset Butler (22 Dec 1901-6 Apr 1909)
14th: Charles Ernest Alfred French Somerset Butler (6 Apr 1909-2 Nov 1931)
15th: Theobald Walter Somerset Henry Butler (2 Nov 1931-31 Jul 1957)
16th: Brian Stuart Theobald Somerset Caher Butler (31 Jul 1957-c 8 Oct 1992)
17th: David James Theobald Somerset Butler (1992-8 Jan 2008)
18th: Arion Thomas Piers Hamilton Butler (8 Jan 2008- )

Viscount of Ilay    [Scotland, 1706]
  1st: Archibald Campbell (19 Oct 1706-15 Apr 1761)

Viscount Inchcape, of Strathnaver, co. Sutherland    [United Kingdom, 1924]
  1st: James Lyle Mackay (21 Jan 1924-23 May 1932)
  2nd: Kenneth Mackay (23 May 1932-21 Jun 1939)
  3rd: Kenneth James William Mackay (21 Jun 1939-17 Mar 1994)
  4th: Kenneth Peter Lyle Mackay (17 Mar 1994- )

Viscount Ingestre, co. Stafford    [Great Britain, 1784]
  1st: John Chetwynd-Talbot (3 Jul 1784-19 May 1793)
  2nd: Charles Chetwynd-Talbot (19 May 1793-10 Jan 1849)
  3rd: Henry John Chetwynd-Talbot (10 Jan 1849-4 Jun 1868)
  4th: Charles John Chetwynd Chetwynd-Talbot (4 Jun 1868-11 May 1877)
  5th: Charles Henry John Chetwynd-Talbot (11 May 1877-7 May 1921)
  6th: John George Charles Henry Alton Alexander Chetwynd Chetwynd-Talbot (7 May 1921-12 Nov 1980)
  7th: Charles Henry John Benedict Crofton Chetwynd Chetwynd-Talbot (12 Nov 1980- )

Viscount Ingleby, of Snilesworth, North Riding of co. York    [United Kingdom, 1956]
  1st: Osbert Peake (17 Jan 1956-11 Oct 1966)
  2nd: Martin Raymond Peake (11 Oct 1966-14 Oct 2008)

Viscount of Inglisberry and Nemphlar    [Scotland, 1701]
  1st: John Carmichael (25 Jun 1701-20 Sep 1710)
  2nd: James Carmichael (20 Sep 1710-16 Aug 1737)
  3rd: John Carmichael (16 Aug 1737-19 Jul 1767)
  4th: John Carmichael (19 Jul 1767-21 Dec 1787)
  5th: Thomas Carmichael (21 Dec 1787-14 Feb 1811)
  6th: Andrew Carmichael (14 Feb 1811-18 Apr 1817)

Viscount of Inverkeithing    [Scotland, 1703]
  1st: Archibald Primrose (10 Apr 1703-20 Oct 1723)
  2nd: James Primrose (20 Oct 1723-26 Nov 1755)
  3rd: Neil Primrose (26 Nov 1755-25 Mar 1814)
  4th: Archibald John Primrose (25 Mar 1814-4 Mar 1868)
  5th: Archibald Philip Primrose (4 Mar 1868-21 May 1929)
  6th: Albert Edward Harry Mayer Archibald Primrose (21 May 1929-30 May 1974)
  7th: Neil Archibald Primrose (30 May 1974- )

Viscount of Inverness    [Scotland, 1684]
  1st: George Gordon (1 Nov 1684-7 Dec 1716)
  2nd: Alexander Gordon (7 Dec 1716-28 Nov 1728)
  3rd: Cosmo George Gordon (28 Nov 1728-5 Aug 1752)
  4th: Alexander Gordon (5 Aug 1752-17 Jun 1827)
  5th: George Gordon (17 Jun 1827-28 May 1836)

Viscount Ipswich, co. Suffolk    [England, 1672]
  1st: Henry Fitzroy (16 Aug 1672-9 Oct 1690) with a special remainder to his younger brother, George
  2nd: Charles Fitzroy (9 Oct 1690-6 May 1757)
  3rd: Augustus Henry Fitzroy (6 May 1757-14 Mar 1811)
  4th: George Henry FitzRoy (14 Mar 1811-28 Sep 1844)
  5th: Henry FitzRoy (28 Sep 1844-26 Mar 1863)
  6th: William Henry Fitzroy (26 Mar 1863-21 May 1882)
  7th: Augustus Charles Lennox FitzRoy (21 May 1882-4 Dec 1918)
  8th: Alfred William Maitland FitzRoy (4 Dec 1918-10 Jan 1930)
  9th: John Charles William FitzRoy (10 Jan 1930-1 Aug 1936)
10th: Charles Alfred Euston FitzRoy (4 Aug 1936-11 Nov 1970)
11th: Hugh Denis Charles FitzRoy (11 Nov 1970-7 Apr 2011)
12th: Henry Oliver Charles FitzRoy (7 Apr 2011- )

Viscount of Iveagh, co. Down    [United Kingdom, 1905]
  1st: Edward Cecil Guinness (18 Dec 1905-7 Oct 1927)
  2nd: Rupert Edward Cecil Lee Guinness (7 Oct 1927-14 Sep 1967)
  3rd: Arthur Francis Benjamin Guinness (14 Sep 1967-c 18 Jun 1992)
  4th: Arthur Edward Rory Guinness (1992- )

Viscount of Jedburgh Forest    [Scotland, 1703]
  1st: Archibald Douglas (10 Apr 1703-21 Jul 1761)

Viscount Jellicoe, of Scapa, co. Orkney    [United Kingdom, 1918]
  1st: John Henry Rushworth Jellicoe (15 Jan 1918-20 Nov 1935) with a special remainder to his eldest daughter and her heirs male, and in default, to every other default in primogeniture
  2nd: George Patrick John Rushworth Jellicoe (20 Nov 1935-22 Feb 2007)
  3rd: Patrick John Bernard Jellicoe (22 Feb 2007- )

Viscount Jocelyn    [Ireland, 1755]
  1st: Robert Jocelyn (6 Dec 1755-3 Dec 1756)
  2nd: Robert Jocelyn (3 Dec 1756-22 Jun 1797)
  3rd: Robert Jocelyn (22 Jun 1797-29 Jun 1820)
  4th: Robert Jocelyn (29 Jun 1820-20 Mar 1870)
  5th: Robert Jocelyn (20 Mar 1870-9 Jan 1880)
  6th: John Strange Jocelyn (9 Jan 1880-3 Jul 1897)
  7th: William Henry Jocelyn (3 Jul 1897-23 Jan 1910)
  8th: Robert Julian Orde Jocelyn (23 Jan 1910-18 Dec 1915)
  9th: Robert Soame Jocelyn (18 Dec 1915-30 Oct 1956)
10th: Robert William Jocelyn (30 Oct 1956-18 Oct 1993)
11th: Robert John Jocelyn (1993- )

Viscount Jowitt, of Stevenage, co. Hertford    [United Kingdom, 1947]
  1st: William Allen Jowitt (20 Jan 1947-16 Aug 1957)

Viscount Keith    [United Kingdom, 1814]
  1st: George Keith Elphinstone (1 Jun 1814-10 Mar 1823)

Viscount of Kelburn    [Scotland, 1703]
  1st: David Boyle (12 Apr 1703-31 Oct 1733) with a special remainder to all of his heirs male whatsoever
  2nd: John Boyle (31 Oct 1733-22 May 1740)
  3rd: John Boyle (22 May 1740-7 Mar 1775)
  4th: George Boyle (7 Mar 1775-3 Jul 1843)
  5th: James Carr-Boyle (3 Jul 1843-11 Mar 1869)
  6th: George Frederick Boyle (11 Mar 1869-23 Apr 1890)
  7th: David Boyle (23 Apr 1890-13 Dec 1915)
  8th: Patrick James Boyle (13 Dec 1915-14 Dec 1963)
  9th: David William Maurice Boyle (14 Dec 1963-8 Jun 1984)
10th: Patrick Robin Archibald Boyle (8 Jun 1984- )

Viscount Kemsley, of Dropmore, co. Buckingham    [United Kingdom, 1945]
  1st: James Gomer Berry (12 Sep 1945-6 Feb 1968)
  2nd: Geoffrey Lionel Berry (6 Feb 1968-28 Feb 1999)
  3rd: Richard Gomer Berry Berry (28 Feb 1999- )

Viscount Kenmare    [Ireland, 1689]
  1st: Valentine Browne (20 May 1689- ) by King James II, after his disposition by the English Parliament, but while he still possessed his rights as King of Ireland
  2nd: Nicholas Browne (1694-Apr 1720) de jure
  3rd: Valentine Browne (Apr 1720-30 Jun 1736) de jure
  4th: Thomas Browne (30 Jun 1736-9 Sep 1795) de jure
  5th: Valentine Browne (9 Sep 1795-3 Oct 1812)

Viscount Kenmare    [Ireland, 1798]
  1st: Valentine Browne (12 Feb 1798-3 Oct 1812) with the 1689 peerage not being recognised
  2nd: Valentine Browne (3 Oct 1812-31 Oct 1853)
  3rd: Thomas Browne (31 Oct 1853-26 Dec 1871)
  4th: Valentine Augustus Browne (26 Dec 1871-9 Feb 1905)
  5th: Valentine Charles Browne (9 Feb 1905-14 Nov 1941)
  6th: Valentine Edward Charles Browne (14 Nov 1941-20 Sep 1943)
  7th: Gerald Ralph Desmond Browne (20 Sep 1943-14 Feb 1952)

Viscount Keppel of Elveden, co. Suffolk    [Great Britain, 1782]
  1st: Augustus Keppel (22 Apr 1782-3 Oct 1786)

Viscount Keren, of Eritrea and of Winchester, co. Southampton    [United Kingdom, 1947]
  1st: Archibald Percival Wavell (1 May 1947-24 May 1950)
  2nd: Archibald John Arthur Wavell (24 May 1950-24 Dec 1953)

Viscount Kilcoursie, in the King's County    [Ireland, 1647]
  1st: Charles Lambart (1 Apr 1647-25 Jun 1660)
  2nd: Richard Lambart (25 Jun 1660-b May 1691)
  3rd: Charles Lambart (b May 1691-5 Dec 1702)
  4th: Richard Lambart (5 Dec 1702-8 Mar 1741)
  5th: Ford Lambart (10 Mar 1741-29 Sep 1772)
  6th: Richard Lambart (29 Sep 1772-2 Nov 1778)
  7th: Richard Ford William Lambart (2 Nov 1778-21 Nov 1837)
  8th: Frederick John William Lambart (21 Nov 1837-15 Dec 1887)
  9th: Frederick Edward Gould Lambart (16 Dec 1887-14 Jul 1900)
10th: Frederick Rudolph Lambart (14 Jul 1900-28 Aug 1946)
11th: Horace Edward Samuel Sneade Lambart (28 Aug 1946-9 Dec 1950)
12th: Michael Edward Oliver Lambart (9 Dec 1950-17 Nov 1988)
13th: Roger Cavan Lambart (17 Nov 1988- )

Viscount of Killard, co. Clare    [Ireland, 1727]
  2nd: William Monckton-Arundell (15 Jul 1751-1772)

Viscount Kilmorey, in Queen's Co.    [Ireland, 1625]
  1st: Robert Needham (8 Apr 1625-c Nov 1631)
  2nd: Robert Needham (26 Nov 1631-12 Sep 1653)
  3rd: Robert Needham (12 Sep 1653-Jan 1657)
  4th: Charles Needham (Jan 1657-1660)
  5th: Robert Needham (1660-29 May 1668)
  6th: Thomas Needham (29 May 1668-26 Nov 1687)
  7th: Robert Needham (26 Nov 1687-2 Oct 1710)
  8th: Robert Needham (2 Oct 1710-19 Feb 1717)
  9th: Thomas Needham (19 Feb 1717-3 Feb 1768)
10th: John Needham (3 Feb 1768-27 May 1791)
11th: Robert Needham (27 May 1791-30 Nov 1818)
12th: Francis Needham (27 May 1791-21 Nov 1832)
13th: Francis Needham (21 Nov 1832-20 Jun 1880)
14th: Francis Charles Needham (20 Jun 1880-28 Jul 1915)
15th: Francis Charles Adelbert Henry Needham (28 Jul 1915-11 Jan 1961)
16th: Francis Jack Richard Patrick Needham (11 Jan 1961-12 Apr 1977)
17th: Richard Francis Needham (12 Apr 1977- )

Viscount Kilmuir, of Creich, co. Sutherland    [United Kingdom, 1954]
  1st: David Patrick Maxwell Fyfe (19 Oct 1954-Jan 1967)

Viscount Kilwarden    [United Kingdom, 1800]
  1st: Alfred Wolfe (1800-23 Jul 1803)

Viscount Kilwarlin, co. Down    [Ireland, 1751]
  1st: Wills Hill (3 Oct 1751-7 Oct 1793) with a special remainder to his uncle, Arthur Hill
  2nd: Arthur Hill (7 Oct 1793-7 Sep 1801)
  3rd: Arthur Blundell Sandys Trumbull Hill (7 Sep 1801-12 Apr 1845)
  4th: Arthur Wills Blundell Sandys Trumbull Windsor Hill (12 Apr 1845-6 Aug 1868)
  5th: Arthur Wills Blundell Sandys Roden Hill (6 Aug 1868-31 Mar 1874)
  6th: Arthur Wills John Wellington Trumbull Hill (31 Mar 1874-29 May 1918)
  7th: Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill (29 May 1918-28 Mar 1989)
  8th: Arthur Robin Ian Hill (28 Mar 1989-18 Dec 2003)
  9th: Arthur Francis Nicholas Wills Ian Hill (18 Dec 2003- )

Viscount Kingarth    [Scotland, 1703]
  1st: James Stuart (14 Apr 1703-4 Jun 1710)
  2nd: James Stuart (4 Jun 1710-28 Jan 1723)
  3rd: John Stuart (28 Jan 1723-10 Mar 1792)
  4th: John Stuart (10 Mar 1792-16 Nov 1814)
  5th: John Crichton-Stuart (16 Nov 1814-18 Mar 1848)
  6th: John Patrick Crichton-Stuart (18 Mar 1848-9 Oct 1900)
  7th: John Crichton-Stuart (9 Oct 1900-25 Apr 1947)
  8th: John Crichton-Stuart (25 Apr 1947-14 Aug 1956)
  9th: John Crichton-Stuart (14 Aug 1956-22 Jul 1993)
10th: John Colum Crichton-Stuart (22 Jul 1993- )

Viscount Kingston    [Scotland, 1651]
  1st: Alexander Seton (6 Feb 1651-21 Oct 1691)
  2nd: Archibald Seton (21 Oct 1691-1714)
  3rd: James Seton (1714-c 1726)

Viscount Kingston of Kingsborough, co. Sligo    [Ireland, 1766]
  1st: Edward King (15 Nov 1766-8 Nov 1797)
  2nd: Robert King (8 Nov 1797-17 Apr 1799)
  3rd: George King (17 Apr 1799-18 Oct 1839)
  4th: Robert Henry King (18 Oct 1839-21 Jan 1867)
  5th: James King (21 Jan 1867-8 Sep 1869)
  6th: Robert King (8 Sep 1869-16 Oct 1869)
  7th: Robert Edward King (16 Oct 1869-21 Jun 1871)
  8th: Henry Newcomen King-Tenison (21 Jun 1871-13 Jan 1896)
  9th: Henry Edwyn King-Tenison (13 Jan 1896-11 Jan 1946)
10th: Robert Henry Ethelbert King-Tenison (11 Jan 1946-17 Jul 1948)
11th: Barclay Robert Edwin King-Tenison (17 Jul 1948-19 Mar 2002)
12th: Robert Charles Henry King-Tenison (19 Mar 2002- )

Viscount of Kirkcaldy    [Scotland, 1690]
  1st: George Melville (8 Apr 1690-20 May 1707)
  2nd: David Leslie (20 May 1707-6 Jun 1728)
  3rd: David Leslie (6 Jun 1728-Jun 1729)
  4th: Alexander Leslie (Jun 1729-2 Sep 1754)
  5th: David Leslie (2 Sep 1754-9 Jun 1802)
  6th: Alexander Leslie-Melville (9 Jun 1802-22 Feb 1820)
  7th: David Leslie-Melville (22 Feb 1820-8 Oct 1860)
  8th: John Thornton Leslie-Melville (8 Oct 1860-9 Sep 1876)
  9th: Alexander Leslie-Melville (9 Sep 1876-22 Oct 1889)
10th: Ronald Ruthven Leslie Melville (22 Oct 1889-21 Aug 1906)
11th: John David Leslie Melville (21 Aug 1906-11 Jun 1913)
12th: Archibald Alexander Leslie Melville (11 Jun 1913-15 Jan 1947)
13th: Alexander Robert Leslie Melville (15 Jan 1947-7 Apr 2012)
14th: Alexander Ian Leslie Melville (7 Apr 2012- )

Viscount Kirkwall    [Scotland, 1696]
  1st: George Hamilton (3 Jan 1696-29 Jan 1737)
  2nd: Anne Hamilton (29 Jan 1737-7 Dec 1756)
  3rd: Mary O'Brien (6 Dec 1756-10 May 1791)
  4th: Mary O'Brien (10 May 1791-30 Dec 1831)
  5th: Thomas John Hamilton FitzMaurice (30 Dec 1831-16 May 1877)
  6th: George William Hamilton FitzMaurice (16 May 1877-21 Oct 1889)
  7th: Edmond Walter FitzMaurice (21 Oct 1889-21 Aug 1951)
  8th: Cecil O'Bryen FitzMaurice (21 Aug 1951-5 Feb 1998)
  9th: Oliver Peter St. John (5 Feb 1998- )

Viscount Kitchener of Khartoum, and of the Vaal in the Colony of the Transvaal , and of Aspall, Suffolk    [United Kingdom, 1902]
  1st: Horatio Herbert Kitchener (11 Jul 1902-5 Jun 1916) with a special remainder to any daughters he might have and their heirs amle, and then his eldest brother Henry and his youngest brother Henry
  2nd: Henry Elliott Chevallier Kitchener (5 Jun 1916-27 Mar 1937)
  3rd: Henry Herbert Kitchener (27 Mar 1937-16 Dec 2011)

Viscount Knebworth of Knebworth, co. Hertford    [United Kingdom, 1880]
  1st: Edward Robert Bulwer-Lytton (28 Apr 1880-24 Nov 1891)
  2nd: Victor Alexander George Robert Bulwer-Lytton (24 Nov 1891-25 Oct 1947)
  3rd: Neville Stephen Lytton (25 Oct 1947-9 Feb 1951)
  4th: Noel Anthony Scawen Lytton-Milbanke (9 Feb 1951-18 Jan 1985)
  5th: John Peter Michael Scawen Lytton (18 Jan 1985- )

Viscount Knollys, of Caversham, co. Oxford    [United Kingdom, 1911]
  1st: Francis Knollys (4 Jul 1911-15 Aug 1924)
  2nd: Edward George William Tyrwhitt Knollys (15 Aug 1924-3 Dec 1966)
  3rd: David Francis Dudley Knollys (3 Dec 1966- )

Viscount Knutsford, of Knutsford, co. Chester    [United Kingdom, 1895]
  1st: Henry Thurstan Holland (3 Aug 1895-29 Jan 1914)
  2nd: Sydney George Holland (29 Jan 1914-27 Jul 1931)
  3rd: Arthur Henry Holland-Hibbert (27 Jul 1931-16 Jan 1935)
  4th: Thurstan Holland-Hibbert (16 Jan 1935-17 Feb 1976)
  5th: Julian Thurstan Holland-Hibbert (17 Feb 1976-7 Mar 1986)
  6th: Michael Holland-Hibbert (1986- )

Viscount of Kynnaird    [Scotland, 1660]
  1st: James Livingston (31 Dec 1660-4 Dec 1670) with special remainder to heirs whomsoever
  2nd: Charles Livingston (4 Dec 1670-6 Apr 1694)
  3rd: Charlotte Maria Livingston (6 Apr 1694-4 Aug 1755)
  4th: James Bartholomew Radclyffe (4 Aug 1755-2 Jan 1787)
  5th: Anthony James Radclyffe (2 Jan 1786-29 Nov 1814)
  6th: Vincenzo Giuseppe Filippo Graziliano Giacopo Gasparo Baldassaro Melchior Domenico Giustiniani (29 Nov 1814-13 Nov 1826) de jure and took no proceedings to establish his right
  7th: Maria Cecilia Agatha Anna Josepha Laurentia Donata Melchiora Balthassara Gaspara Giustaniani (13 Nov 1826-8 Jan 1877)
  8th: Sigismondo Nicholo Venanzio Gaetano Francisco Giustiniani-Bandini (8 Jan 1877-3 Aug 1908)
  9th: Charles Giustiniani-Bandini Giustiniani-Bandini (3 Aug 1908-1941)
10th: Maria Sofia Giuseppina Giustiniani-Bandini (1941-30 Apr 1977)
11th: Giulio Cesare Taddeo Cosimo Rospigliosi (30 Apr 1977-1986)
12th: Filippo Giambattista Francesco Aldo Maria Rospigliosi (1986- )

Viscount L'Isle    [England, 1605]
  1st: Robert Sydney (4 May 1605-13 Jul 1626)
  2nd: Robert Sydney (13 Jul 1626-2 Nov 1677)
  3rd: Philip Sydney (2 Nov 1677-6 Mar 1698)
  4th: Robert Sydney (6 Mar 1698-11 Nov 1702)
  5th: Philip Sydney (11 Nov 1702-24 Jul 1705)
  6th: John Sydney (24 Jul 1705-27 Feb 1737)
  7th: Jocelyn Sydney (27 Feb 1737-7 Jul 1743)

Viscount Lambert, of South Molton, co. Devon    [United Kingdom, 1945]
  1st: George Lambert (23 Jul 1945-17 Feb 1958)
  2nd: George Lambert (17 Feb 1958-24 May 1989)
  3rd: Michael John Lambert (24 May 1989-22 Oct 1999)

Viscount Lambton    [United Kingdom, 1833]
  1st: John George Lambton (23 Mar 1833-28 Jul 1840)
  2nd: George Frederick D'Arcy Lambton (28 Jul 1840-27 Nov 1879)
  3rd: John George Lambton (27 Nov 1879-18 Sep 1928)
  4th: Frederick William Lambton (18 Sep 1928-31 Jan 1929)
  5th: John Frederick Lambton (31 Jan 1929-4 Feb 1970)
  6th: Antony Claude Frederick Lambton (4 Feb 1970-30 Dec 2006)
  7th: Edward Richard Lambton (30 Dec 2006- )

Viscount of Lanceston    [Great Britain, 1727]
  1st: Frederick Louis Hanover (26 Jul 1727-20 Mar 1751)

Viscount Langford of Langford Lodge, co. Antrim    [Ireland, 1766]
  1st: Elizabeth Ormsby Upton (19 Feb 1766-18 Dec 1791) with special remainder to the heirs male of her body by her then husband
  2nd: Hercules Rowley (18 Dec 1791-24 Mar 1796)

Viscount Lascelles    [United Kingdom, 1812]
  1st: Edward Lascelles (7 Sep 1812-3 Apr 1820)
  2nd: Henry Lascelles (3 Apr 1820-24 Nov 1841)
  3rd: Henry Lascelles (24 Nov 1841-22 Feb 1857)
  4th: Henry Thynne Lascelles (22 Feb 1857-24 Jun 1892)
  5th: Henry Ulick Lascelles (24 Jun 1892-6 Oct 1929)
  6th: Henry George Charles Lascelles (6 Oct 1929-23 May 1947)
  7th: George Henry Hubert Lascelles (24 May 1947-10 Jul 2011)
  8th: David Henry George Lascelles (10 Jul 2011- )

Viscount Latimer of Danby, co. York    [England, 1673]
  1st: Thomas Osborne (15 Aug 1673-26 Jul 1712)
  2nd: Peregrine Osborne (26 Jul 1712-25 Jun 1729)
  3rd: Peregrine Hyde Osborne (25 Jun 1729-9 May 1731)
  4th: Thomas Osborne (25 Jun 1729-23 Mar 1789)
  5th: Francis Godolphin Osborne (23 Mar 1789-31 Jan 1799)
  6th: George William Frederick Osborne (31 Jan 1799-10 Jul 1838)
  7th: Francis Godolphin Darcy-Osborne (10 Jul 1838-12 May 1859)
  8th: George Godolphin Osborne (4 May 1859-8 Aug 1872)
  9th: George Godolphin Osborne (8 Aug 1872-23 Dec 1895)
10th: George Godolphin Osborne (23 Dec 1895-10 May 1927)
11th: John Francis Godophin Osborne (10 May 1927-26 Jul 1963)
12th: Francis D'Arcy Godolphin Osborne (Jul 1963-20 Mar 1964)

Viscount of Lauderdale    [Scotland, 1616]
  1st: John Maitland (2 Apr 1616-18 Jan 1645)
  2nd: John Maitland (18 Jan 1645-24 Aug 1682)
  3rd: Charles Maitland (24 Aug 1682-9 Jun 1691)
  4th: Richard Maitland (9 Jun 1691-1695)
  5th: John Maitland (1695-30 Aug 1710)
  6th: Charles Maitland (30 Aug 1710-15 Jul 1744)
  7th: James Maitland (15 Jul 1744-17 Aug 1789)
  8th: James Maitland (17 Aug 1789-15 Sep 1839)
  9th: James Maitland (15 Sep 1839-22 Aug 1860)
10th: Anthony Maitland (22 Aug 1860-22 Mar 1863)
11th: Thomas Maitland (22 Mar 1863-1 Sep 1878)
12th: Charles Barclay-Maitland (1 Sep 1878-13 Aug 1884)
13th: Frederick Henry Maitland (13 Aug 1884-1 Sep 1924)
14th: Frederick Colin Maitland (1 Sep 1924-14 Sep 1931)
15th: Ian Colin Maitland (14 Sep 1931-17 Feb 1953)
16th: Alfred Sydney Frederick Maitland (17 Feb 1953-27 Nov 1968)
17th: Patrick Francis Maitland (27 Nov 1968-2 Dec 2008)
18th: Ian Maitland (2 Dec 2008- )

Viscount Launceston, in the County of Cornwall    [United Kingdom, 1917]
  1st: Alexander Albert Mountbatten (18 Jul 1917-23 Feb 1960)

Viscount Leathers, of Purfleet, co. Essex    [United Kingdom, 1954]
  1st: Frederick James Leathers (18 Jan 1954-19 Mar 1965)
  2nd: Frederick Alan Leathers (19 Mar 1965-21 Jan 1996)
  3rd: Christopher Graeme Leathers (21 Jan 1996- )

Viscount Lecale, in Ulster    [Ireland, 1624]
  1st: Thomas Cromwell (22 Nov 1624-1653)
  2nd: Wingfield Cromwell (1653-3 Oct 1668)
  3rd: Thomas Cromwell (3 Oct 1668-11 Apr 1682)
  4th: Vere Essex Cromwell (11 Apr 1682-26 Nov 1687)

Viscount Lee of Fareham, of Bridport, co. Dorset    [United Kingdom, 1922]
  1st: Arthur Hamilton Lee (28 Nov 1922-21 Jul 1947)

Viscount Leinster of Taplow, co. Buckingham    [Great Britain, 1747]
  1st: James FitzGerald (21 Feb 1747-19 Nov 1773)
  2nd: William Robert FitzGerald (19 Nov 1773-20 Oct 1804)
  3rd: Augustus Frederick FitzGerald (20 Oct 1804-10 Oct 1874)
  4th: Charles William FitzGerald (10 Oct 1874-10 Feb 1887)
  5th: Gerald FitzGerald (10 Feb 1887-1 Dec 1893)
  6th: Maurice FitzGerald (1 Dec 1893-4 Feb 1922)
  7th: Edward FitzGerald (4 Feb 1922-8 Mar 1976)
  8th: Gerald FitzGerald (8 Mar 1976-3 Dec 2004)
  9th: Maurice FitzGerald (3 Dec 2004- )

Viscount Leitrim    [Ireland, 1793]
  1st: Robert Clements (3 Dec 1793-27 Jul 1804)
  2nd: Nathaniel Clements (27 Jul 1804-31 Dec 1854)
  3rd: William Sydney Clements (31 Dec 1854-2 Apr 1871)
  4th: Robert Bermingham Clements (2 Apr 1878-5 Apr 1892)
  5th: Charles Clements (5 Apr 1892-9 Jun 1952)

Viscount Leverhulme, of the Western Isles, cos Inverness and Ross and Cromarty    [United Kingdom, 1922]
  1st: William Hesketh Lever (27 Nov 1922-7 May 1925)
  2nd: William Hulme Lever (7 May 1925-27 May 1949)
  3rd: Philip William Bryce Lever (27 May 1949-4 Jul 2000)

Viscount Lewisham, of co. Kent    [Great Britain, 1711]
  1st: William Legge (5 Sep 1711-15 Dec 1750)
  2nd: William Legge (15 Dec 1750-15 Jul 1801)
  3rd: George Legge (15 Jul 1801-10 Nov 1810)
  4th: William Legge (10 Nov 1810-22 Nov 1853)
  5th: William Walter Legge (22 Nov 1853-4 Aug 1891)
  6th: William Heneage Legge (4 Aug 1891-11 Mar 1936)
  7th: William Legge (11 Mar 1936-28 Feb 1958)
  8th: Humphrey Legge (28 Feb 1958-16 Oct 1962)
  9th: Gerald Humphrey Legge (16 Oct 1962-14 Dec 1997)
10th: William Legge (14 Dec 1997- )

Viscount Lifford, co. Donegal    [Ireland, 1781]
  1st: James Hewitt (8 Jan 1781-28 Apr 1789)
  2nd: James Hewitt (28 Apr 1789-15 Apr 1830)
  3rd: James Hewitt (15 Apr 1830-22 Apr 1855)
  4th: James Hewitt (22 Apr 1855-20 Nov 1887)
  5th: James Wilfrid Hewitt (20 Nov 1887-20 Mar 1913)
  6th: Archibald Robert Hewitt (20 Mar 1913-22 May 1925)
  7th: Evelyn James Hewitt (22 May 1925-5 Apr 1954)
  8th: Alan William Wingfield Hewitt (5 Apr 1954-1987)
  9th: Edward James Wingfield Hewitt (1987- )

Viscount of the City of Limerick    [Ireland, 1719]
  1st: James Hamilton (13 May 1719-17 Mar 1758)
  2nd: James Hamilton (17 Mar 1758-6 Feb 1798)

Viscount Limerick of the City of Limerick    [Ireland, 1800]
  1st: Edmond Henry Pery (29 Dec 1800-7 Dec 1844)
  2nd: William Henry Tennison Pery (7 Dec 1844-5 Jan 1866)
  3rd: William Hale John Charles Pery (5 Jan 1866-8 Aug 1896)
  4th: William Henry Edmond de Vere Sheaffe Pery (8 Aug 1896-18 Mar 1929)
  5th: Edmund Colquhoun Pery (18 Mar 1929-4 Aug 1967)
  6th: Patrick Edmund Pery (4 Aug 1967-8 Jan 2003)
  7th: Edmund Christopher Pery (8 Jan 2003- )

Viscount Linley, of Nymans, co. Sussex    [United Kingdom, 1961]
  1st: Antony Charles Robert Armstrong-Jones (6 Oct 1961-13 Jan 2017)
  2nd: David Albert Charles Armstrong-Jones (13 Jan 2017- )

Viscount Lisburne    [Ireland, 1686]
  1st: Adam Loftus (29 Jan 1686-15 Sep 1691)

Viscount Lisburne, co. Antrim    [Ireland, 1695]
  1st: John Vaughan (5 Jun 1695-20 Mar 1721)
  2nd: John Vaughan (20 Mar 1721-15 Jan 1741)
  3rd: Wilmot Vaughan (15 Jan 1741-4 Feb 1766)
  4th: Wilmot Vaughan (4 Feb 1766-6 Jan 1800)
  5th: Wilmot Vaughan (6 Jan 1800-6 May 1820)
  6th: John Vaughan (6 May 1820-18 May 1831)
  7th: Ernest Augustus Vaughan (18 May 1831-8 Nov 1873)
  8th: Ernest Augustus Malet Vaughan (8 Nov 1873-31 Mar 1888)
  9th: George Henry Arthur Vaughan (31 Mar 1888-4 Sep 1899)
10th: Ernest Edmund Henry Malet Vaughan (4 Sep 1899-30 Jun 1965)
11th: John David Malet Vaughan (30 Jun 1965-2 Sep 2014)
12th: David John Francis Malet Vaughan (2 Sep 2014- )

Viscount Lisle    [England, 1451]
  1st: John Talbot (30 Oct 1451-17 Jul 1453)
  2nd: Thomas Talbot (17 Jul 1453-20 Mar 1470)

Viscount Lismore, of Shanbally, co. Tipperary    [Ireland, 1806]
  1st: Cornelius O'Callaghan (30 May 1806-30 May 1857)
  2nd: George Ponsonby O'Callaghan (30 May 1857-29 Oct 1898)

Viscount Llandaff, of Hereford, co. Hereford    [United Kingdom, 1895]
  1st: Henry Matthews (5 Aug 1895-3 Apr 1913)

Viscount of Lochow and Glenyla    [Scotland, 1701]
  1st: Archibald Campbell (23 Jun 1701-25 Sep 1703)
  2nd: John Campbell (25 Sep 1703-4 Oct 1743)
  3rd: Archibald Campbell (4 Oct 1743-15 Apr 1761)
  4th: John Campbell (15 Apr 1761-9 Nov 1770)
  5th: John Campbell (9 Nov 1770-24 May 1806)
  6th: George William Campbell (24 May 1806-22 Oct 1839)
  7th: John Douglas Edward Henry Campbell (22 Oct 1839-25 Apr 1847)
  8th: George John Douglas Campbell (25 Apr 1847-24 Apr 1900)
  9th: John George Edward Henry Douglas Sutherland Campbell (24 Apr 1900-2 May 1914)
10th: Niall Diarmid Campbell (2 May 1914-20 Aug 1949)
11th: Ian Douglas Campbell (20 Aug 1949-7 Apr 1973)
12th: Ian Campbell (7 Apr 1973-21 Apr 2001)
13th: Torquhil Ian Campbell (21 Apr 2001- )

Viscount Loftus of Ely    [Ireland, 1756]
  1st: Nicholas Loftus (19 Jul 1756-31 Dec 1763)
  2nd: Nicholas Hume-Loftus (31 Dec 1763-31 Oct 1766)
  3rd: Nicholas Loftus Hume (31 Oct 1766-12 Nov 1769)
  4th: Henry Loftus (12 Nov 1769-8 May 1783)

Viscount Loftus of Ely    [Ireland, 1789]
  1st: Charles Loftus (28 Dec 1789-22 Mar 1806)
  2nd: John Loftus (22 Mar 1806-26 Sep 1845)
  3rd: John Henry Loftus (26 Sep 1845-15 Jul 1857)
  4th: John Henry Wellington Graham Loftus (15 Jul 1857-3 Apr 1889)
  5th: John Henry Loftus (3 Apr 1889-18 Dec 1925)
  6th: George Herbert Loftus (18 Dec 1925-10 Apr 1935)
  7th: George Henry Wellington Loftus (10 Apr 1935-31 May 1969)
  8th: Charles John Tottenham (31 May 1969-1 Feb 2006)
  9th: Charles John Tottenham (1 Feb 2006- )

Viscount Loftus of Ely, King's Co.    [Ireland, 1622]
  1st: Adam Loftus (10 May 1622-1643)
  2nd: Edward Loftus (1643-11 Apr 1680)
  3rd: Arthur Loftus (11 Apr 1680-6 Nov 1725)

Viscount Long, of Wraxall, co. Wilts    [United Kingdom, 1921]
  1st: Walter Hume Long (4 Jun 1921-26 Sep 1924)
  2nd: Walter Francis David Long (26 Sep 1924-23 Sep 1944)
  3rd: Richard Eric Onslow Long (23 Sep 1944-12 Jan 1967)
  4th: Richard Gerard Long (12 Jan 1967-13 Jun 2017)
  5th: James Richard Long (13 Jun 2017- )

Viscount de Longueville    [England, 1690]
  1st: Henry Yelverton (21 Apr 1690-24 Mar 1704)
  2nd: Talbot Yelverton (24 Mar 1704-27 Oct 1731)
  3rd: George Augustus Yelverton (27 Oct 1731-8 Jan 1758)
  4th: Henry Yelverton (8 Jan 1758-22 Apr 1779)

Viscount Lonsdale, co. Westmorland    [England, 1696]
  1st: John Lowther (28 May 1696-10 Jul 1700)
  2nd: Richard Lowther (10 Jul 1700-1 Dec 1713)
  3rd: Henry Lowther (1 Dec 1713-12 Mar 1751)

Viscount of Lonsdale, co. Westmorland and co. Palatine of Lancaster    [Great Britain, 1784]
  1st: James Lowther (24 May 1784-24 May 1802)

Viscount Lorton of Boyle, co. Roscommon    [Ireland, 1806]
  1st: Robert Edward King (28 May 1806-20 Nov 1854)
  2nd: Robert King (20 Feb 1854-16 Oct 1869)
  3rd: Robert Edward King (16 Oct 1869-21 Jun 1871)
  4th: Henry Newcomen King-Tenison (21 Jun 1871-13 Jan 1896)
  5th: Henry Edwyn King-Tenison (13 Jan 1896-11 Jan 1946)
  6th: Robert Henry Ethelbert King-Tenison (11 Jan 1946-17 Jul 1948)
  7th: Barclay Robert Edwin King-Tenison (17 Jul 1948-19 Mar 2002)
  8th: Robert Charles Henry King-Tenison (19 Mar 2002- )

Viscount Loudoun    [United Kingdom, 1817]
  1st: Francis Rawdon-Hastings (13 Apr 1817-28 Nov 1826)

Viscount of Lowther, co. Westmorland    [Great Britain, 1784]
  1st: James Lowther (24 May 1784-24 May 1802)

Viscount Lowther of Whitehaven    [Great Britain, 1797]
  1st: James Lowther (26 Oct 1797-24 May 1802) with special remainder to the heirs male of his cousin, Rev Sir William Lowther, 1st Bt
  2nd: William Lowther (24 May 1802-19 Mar 1844)
  3rd: William Lowther (8 Sep 1841-4 Mar 1872) while his father was still alive
  4th: Henry Lowther (4 Mar 1872-15 Aug 1876)
  5th: St. George Henry Lowther (15 Aug 1876-8 Feb 1882)
  6th: Hugh Cecil Lowther (8 Feb 1882-13 Apr 1944)
  7th: Lancelot Edward Lowther (13 Apr 1944-11 Mar 1953)
  8th: James Hugh William Lowther (6 Oct 1949-23 May 2006)
  9th: Hugh Clayton Lowther (23 May 2006- )

Viscount Ludlow, of co. Shropshire    [Great Britain, 1748]
  1st: Henry Arthur Herbert (27 May 1748-10 Sep 1772)
  2nd: George Edward Henry Arthur Herbert (10 Sep 1772-16 Jan 1801)

Viscount of Lugtoun    [Scotland, 1680]
  1st: John Leslie (29 May 1680-26 Jul 1681)

Viscount Lumley    [England, 1689]
  1st: Richard Lumley (10 Apr 1689-17 Dec 1721) with special remainder to his brother, Henry
  2nd: Richard Lumley (17 Dec 1721-29 Jan 1740)
  3rd: Thomas Lumley-Saunderson (29 Jan 1740-15 Mar 1752)
  4th: Richard Lumley-Saunderson (15 Mar 1752-12 May 1782)
  5th: George Augusta Lumley-Saunderson (12 May 1782-5 Sep 1807)
  6th: Richard Lumley-Saunderson (5 Sep 1807-17 Jun 1832)
  7th: John Lumley-Savile (17 Jun 1832-21 Feb 1835)
  8th: John Lumley-Savile (21 Feb 1835-29 Oct 1856)
  9th: Richard George Lumley (29 Oct 1856-5 Dec 1884)
10th: Alfred Frederick George Beresford Lumley (5 Dec 1884-4 Mar 1945)
11th: Lawrence Roger Lumley (4 Mar 1945-29 Jun 1969)
12th: Richard Aldred Lumley (29 Jun 1969-23 Mar 2004)
13th: Richard Osbert Lumley (23 Mar 2004- )

Viscount Lumley of Waterford    [Ireland, 1628]
  1st: Richard Lumley (12 Jul 1628-b 12 Mar 1663)
  2nd: Richard Lumley (12 Mar 1663-17 Dec 1721)
  3rd: Richard Lumley (17 Dec 1721-29 Jan 1740)
  4th: Thomas Lumley-Saunderson (29 Jan 1740-15 Mar 1752)
  5th: Richard Lumley-Saunderson (15 Mar 1752-12 May 1782)
  6th: George Augusta Lumley-Saunderson (12 May 1782-5 Sep 1807)
  7th: Richard Lumley-Saunderson (5 Sep 1807-17 Jun 1832)
  8th: John Lumley-Savile (17 Jun 1832-21 Feb 1835)
  9th: John Lumley-Savile (21 Feb 1835-29 Oct 1856)
10th: Richard George Lumley (29 Oct 1856-5 Dec 1884)
11th: Alfred Frederick George Beresford Lumley (5 Dec 1884-4 Mar 1945)
12th: Lawrence Roger Lumley (4 Mar 1945-29 Jun 1969)
13th: Richard Aldred Lumley (29 Jun 1969-23 Mar 2004)
14th: Richard Osbert Lumley (23 Mar 2004- )

Viscount Lymington, County of Southampton    [Great Britain, 1720]
  1st: John Wallop (11 Jun 1720-23 Nov 1762)
  2nd: John Wallop (22 Nov 1762-16 May 1797)
  3rd: John Charles Wallop (16 May 1797-14 Jul 1853)
  4th: Newton Fellowes (14 Jul 1853-9 Jan 1854)
  5th: Isaac Newton Wallop (9 Jan 1854-4 Oct 1891)
  6th: Newton Wallop (4 Oct 1891-4 Dec 1917)
  7th: John Fellowes Wallop (4 Dec 1917-7 Sep 1925)
  8th: Oliver Henry Wallop (7 Sep 1925-10 Feb 1943)
  9th: Gerard Vernon Wallop (10 Feb 1943-28 Sep 1984)
10th: Quenton Gerard Carew Wallop (28 Sep 1984- )

Viscount Lyons, of Christchurch, co. Hants    [United Kingdom, 1881]
  1st: Richard Bickerton Pemell Lyons (24 Nov 1881-5 Dec 1887)

Viscount MacDuff    [Ireland, 1759]
  1st: William Duff (26 Apr 1759-30 Sep 1763)
  2nd: James Duff (30 Sep 1763-24 Jan 1809)
  3rd: Alexander Duff (24 Jan 1809-17 Apr 1811)
  4th: James Duff (17 Apr 1811-9 Mar 1857)
  5th: James Duff (9 Mar 1857-7 Aug 1879)
  6th: Alexander William George Duff (7 Aug 1879-29 Jan 1912)

Viscount Mackintosh of Halifax, of Hethersett, co. Norfolk    [United Kingdom, 1957]
  1st: Harold Vincent Mackintosh (10 Jul 1957-27 Dec 1964)
  2nd: John Mackintosh (27 Dec 1964-2 Nov 1980)
  3rd: John Clive Mackintosh (2 Nov 1980- )

Viscount Macmillan of Ovenden, of Chelwood Gate, co. East Sussex and Stockton-on-Tees, co. Cleveland    [United Kingdom, 1984]
  1st: Maurice Harold Macmillan (1984-1986)
  2nd: Alexander Daniel Alan Macmillan (1986- )

Viscount Magennis of Iveagh    [Ireland, 1623]
  7th: Maurice Burke but for the attainder of the 1st Viscount

Viscount Maitland    [Scotland, 1624]
  1st: John Maitland (14 Mar 1624-18 Jan 1645)
  2nd: John Maitland (18 Jan 1645-24 Aug 1682)
  3rd: Charles Maitland (24 Aug 1682-9 Jun 1691)
  4th: Richard Maitland (9 Jun 1691-1695)
  5th: John Maitland (1695-30 Aug 1710)
  6th: Charles Maitland (30 Aug 1710-15 Jul 1744)
  7th: James Maitland (15 Jul 1744-17 Aug 1789)
  8th: James Maitland (17 Aug 1789-15 Sep 1839)
  9th: James Maitland (15 Sep 1839-22 Aug 1860)
10th: Anthony Maitland (22 Aug 1860-22 Mar 1863)
11th: Thomas Maitland (22 Mar 1863-1 Sep 1878)
12th: Charles Barclay-Maitland (1 Sep 1878-13 Aug 1884)
13th: Frederick Henry Maitland (13 Aug 1884-1 Sep 1924)
14th: Frederick Colin Maitland (1 Sep 1924-14 Sep 1931)
15th: Ian Colin Maitland (14 Sep 1931-17 Feb 1953)
16th: Alfred Sydney Frederick Maitland (17 Feb 1953-27 Nov 1968)
17th: Patrick Francis Maitland (27 Nov 1968-2 Dec 2008)
18th: Ian Maitland (2 Dec 2008- )

Viscount Maitland    [Scotland, 1672]
  1st: John Maitland (26 Mar 1672-24 Aug 1682)

Viscount Malden, co. Essex    [England, 1661]
  1st: Arthur Capell (20 Apr 1661-13 Jul 1683)
  2nd: Algernon Capell (13 Jul 1683-10 Jan 1710)
  3rd: William Capell (10 Jan 1710-8 Jan 1743)
  4th: William Anne Capell (8 Jan 1743-5 Mar 1799)
  5th: George Capell-Coningsby (5 Mar 1799-23 Apr 1839)
  6th: Arthur Algernon Capell (23 Apr 1839-11 Sep 1892)
  7th: George Devereux de Vere Capell (11 Sep 1892-25 Sep 1916)
  8th: Algernon George de Vere Capell (25 Sep 1916-8 Dec 1966)
  9th: Reginald George de Vere Capell (8 Dec 1966-18 May 1981)
10th: Robert Edward de Vere Capell (18 May 1981-5 Jun 2005)
11th: Frederick Paul de Vere Capell (5 Jun 2005- )

Viscount Malpas, co. Chester    [England, 1706]
  1st: Hugh Cholmondeley (29 Dec 1706-18 Jan 1725) with a special remainder to his next surviving brother, George
  2nd: George Cholmondeley (18 Jan 1725-7 May 1733)
  3rd: George Cholmondeley (7 May 1733-10 Jun 1770)
  4th: George James Cholmondeley (10 Jun 1770-10 Apr 1827)
  5th: George Horatio Cholmondeley (10 Apr 1827-8 May 1870)
  6th: William Henry Hugh Cholmondeley (8 May 1870-16 Dec 1884)
  7th: George Henry Hugh Cholmondeley (16 Dec 1884-16 Mar 1923)
  8th: George Horatio Charles Cholmondeley (16 Mar 1923-16 Sep 1968)
  9th: George Hugh Cholmondeley (16 Sep 1968-13 Mar 1990)
10th: David George Philip Cholmondeley (13 Mar 1990- )

Viscount Malvern, of Rhodesia and Bexley, co. Kent    [United Kingdom, 1955]
  1st: Godfrey Martin Huggins (18 Mar 1955-8 May 1971)
  2nd: John Godfrey Huggins (8 May 1971-28 Aug 1978)
  3rd: Ashley Kevin Godfrey Huggins (28 Aug 1978- )

Viscount Mandeville    [England, 1620]
  1st: Henry Montagu (19 Dec 1620-7 Nov 1642)
  2nd: Edward Montagu (7 Nov 1642-5 May 1671)
  3rd: Robert Montagu (5 May 1671-14 Mar 1682)
  4th: Charles Montagu (14 Mar 1683-20 Jan 1722)
  5th: William Montagu (20 Jan 1722-21 Oct 1739)
  6th: Robert Montagu (21 Oct 1739-10 May 1762)
  7th: George Montagu (10 May 1762-2 Sep 1788)
  8th: William Montagu (2 Sep 1788-18 Mar 1843)
  9th: George Montagu (18 Mar 1843-18 Aug 1855)
10th: William Drogo Montagu (18 Aug 1855-22 Mar 1890)
11th: George Victor Drogo Montagu (22 Mar 1890-18 Aug 1892)
12th: William Angus Drogo Montagu (18 Aug 1892-9 Feb 1947)
13th: Alexander George Francis Drogo Montagu (9 Feb 1947-23 Nov 1977)
14th: Sidney Arthur Robin George Drogo Montagu (23 Nov 1977-1985)
15th: Angus Charles Drogo Montagu (1985-25 Jul 2002)
16th: Alexander Charles David Drogo Montagu (25 Jul 2002- )

Viscount Mansfield, co. Nottingham    [England, 1620]
  1st: William Cavendish (29 Oct 1620-25 Dec 1676)
  2nd: Henry Cavendish (25 Dec 1676-26 Jul 1691)

Viscount Marchwood, of Penang, and of Marchwood, co. Southampton    [United Kingdom, 1945]
  1st: Frederick George Penny (13 Sep 1945-1 Jan 1955)
  2nd: Peter George Penny (1 Jan 1955-6 Apr 1979)
  3rd: David George Staveley Penny (6 Apr 1979- )

Viscount Margesson, of Rugby, co. Warwick    [United Kingdom, 1942]
  1st: Henry David Reginald Margesson (27 Apr 1942-24 Dec 1965)
  2nd: Francis Vere Hampden Margesson (24 Dec 1965-11 Nov 2014)
  3rd: Richard Francis David Margesson (11 Nov 2014- )

Viscount Marsham    [United Kingdom, 1801]
  1st: Charles Marsham (22 Jun 1801-1 Mar 1811)
  2nd: Charles Marsham (1 Mar 1811-29 Mar 1845)
  3rd: Charles Marsham (29 Mar 1845-3 Sep 1874)
  4th: Charles Marsham (3 Sep 1874-21 Aug 1905)
  5th: Charles Marsham (21 Aug 1905-13 Mar 1933)
  6th: Charles Marsham (13 Mar 1933-6 Sep 1975)
  7th: Michael Henry Marsham (6 Sep 1975-5 Jun 2004)
  8th: Julian Charles Marsham (5 Jun 2004- )

Viscount Massereene, co. Antrim    [Ireland, 1660]
  2nd: John Skeffington (23 Sep 1665-21 Jun 1695)
  3rd: Clotworthy Skeffington (21 Jun 1695-14 Mar 1714)
  4th: Clotworthy Skeffington (14 Mar 1713-11 Feb 1738)
  5th: Clotworthy Skeffington (11 Feb 1738-17 Sep 1757)
  6th: Clotworthy Skeffington (17 Sep 1757-28 Feb 1805)
  7th: Henry Skeffington (28 Feb 1805-12 Jun 1811)
  8th: Chichester Clotworthy Skeffington (12 Jun 1811-25 Feb 1816)
  9th: Harriet Skeffington (25 Feb 1816-2 Jan 1831)
10th: John Skeffington (2 Jan 1831-28 Apr 1863)
11th: Clotworthy John Eyre Skeffington (28 Apr 1863-26 Jun 1905)
12th: Algernon William John Clotworthy Whyte-Melville Skeffington (26 Jun 1905-20 Jul 1956)
13th: John Clotworthy Talbot Whyte-Melville Skeffington (20 Jul 1956-27 Dec 1992)
14th: John David Clothworthy Whyte-Melville Foster Skeffington (27 Dec 1992- )

Viscount Massereene, of co. Antrim    [Ireland, 1660]
  1st: John Clotworthy (21 Nov 1660-23 Sep 1665) with a special remainder to the heirs of his son-in-law, Sir John Skeffington, Bt

Viscount Maugham, of Hartfield, co. Sussex    [United Kingdom, 1939]
  1st: Frederick Herbert Maugham (22 Sep 1939-23 Mar 1958)
  2nd: Robert Cecil Romer Maugham (23 Mar 1958-13 Mar 1981)

Viscount Mayo    [Ireland, 1627]
  1st: Theobald Bourke (21 Jun 1627-18 Jun 1629)
  2nd: Miles Bourke (13 Jun 1629-1649)
  3rd: Theobald Bourke (1649-15 Jan 1653)
  4th: Theobald Bourke (15 Jan 1653-5 Jun 1676)
  5th: Miles Bourke (5 Jun 1676-Mar 1681)
  6th: Theobald Bourke (Mar 1681-25 Jun 1741)
  7th: Theobald Bourke (25 Jun 1741-7 Jan 1742)
  8th: John Bourke (7 Jan 1742-12 Jan 1767)

Viscount Mayo of Monycrower, co. Mayo    [Ireland, 1781]
  1st: John Bourke (13 Jan 1781-2 Dec 1790)
  2nd: John Bourke (2 Dec 1790-20 Apr 1792)
  3rd: Joseph Deane Bourke (20 Apr 1792-20 Aug 1794)
  4th: John Bourke (20 Aug 1794-23 May 1849)
  5th: Robert Bourke (23 May 1849-12 Aug 1867)
  6th: Richard Southwell Bourke (12 Aug 1867-8 Feb 1872)
  7th: Dermot Robert Wyndham Bourke (8 Feb 1872-31 Dec 1927)
  8th: Walter Longley Bourke (31 Dec 1927-6 May 1939)
  9th: Ulick Henry Bourke (6 May 1939-17 Dec 1962)
10th: Terence Patrick Bourke (17 Dec 1962-22 Sep 2006)
11th: Charles Diarmuidh John Bourke (22 Sep 2006- )

Viscount of Melfort    [Scotland, 1685]
  1st: John Drummond (14 Apr 1685-25 Jan 1715)
  2nd: John Drummond (25 Jan 1715-29 Jan 1754)
  3rd: James Drummond (29 Jan 1754-25 Dec 1766)
  4th: James Lewis Drummond (25 Jan 1766-Sep 1800)
  5th: Charles Edward Drummond (Sep 1800-9 Apr 1840)
  6th: George Drummond (9 Apr 1840-28 Feb 1902)

Viscount Melgum and Lord Aboyne    [Scotland, 1627]
  1st: John Gordon (20 Oct 1627-9 Oct 1630)

Viscount Melgund, of Melgund, co. Forfar    [United Kingdom, 1813]
  1st: Gilbert Elliot-Murray-Kynynmound (24 Feb 1813-21 Jun 1814)
  2nd: Gilbert Elliot-Murray-Kynynmound (21 Jun 1814-31 Jul 1859)
  3rd: William Hugh Elliot-Murray-Kynynmound (31 Jul 1859-17 Mar 1891)
  4th: Gilbert John Elliot-Murray-Kynynmound (17 Mar 1891-1 Mar 1914)
  5th: Victor Gilbert Lariston Garnet Elliot-Murray-Kynynmound (1 Mar 1914-11 Jan 1975)
  6th: Gilbert Edward George Lariston Elliot-Murray-Kynynmound (11 Jan 1975-7 Sep 2005)
  7th: Gilbert Timothy George Lariston Elliot-Murray-Kynynmound (7 Sep 2005- )

Viscount Melville of Melville, co. Edinburgh    [United Kingdom, 1802]
  1st: Henry Dundas (24 Dec 1802-29 May 1811)
  2nd: Robert Saunders-Dundas (29 May 1811-10 Jun 1851)
  3rd: Henry Dundas (10 Jun 1851-1 Feb 1876)
  4th: Robert Dundas (1 Feb 1876-18 Feb 1886)
  5th: Henry Dundas (18 Feb 1886-3 Nov 1904)
  6th: Charles Saunders Melville Dundas (3 Nov 1904-21 Sep 1926)
  7th: Henry Charles Clement Dundas (21 Sep 1926-30 Jan 1935)
  8th: Henry Charles Patric Brouncker Dundas Dundas (30 Jan 1935-26 Mar 1971)
  9th: Robert David Ross Dundas (26 Mar 1971-21 Jul 2011)
10th: Robert Henry Kirkpatrick Dundas (21 Jul 2011- )

Viscount Mentmore, of Mentmore, co. Buckingham    [United Kingdom, 1911]
  1st: Archibald Philip Primrose (3 Jul 1911-21 May 1929)
  2nd: Albert Edward Harry Mayer Archibald Primrose (21 May 1929-30 May 1974)
  3rd: Neil Archibald Primrose (30 May 1974- )

Viscount Mersey, of Toxteth, co. Lancaster    [United Kingdom, 1916]
  1st: John Charles Bigham (22 Jan 1916-3 Sep 1929)
  2nd: Charles Clive Bigham (3 Sep 1929-20 Nov 1956)
  3rd: Edward Clive Bigham (20 Nov 1956-2 Aug 1979)
  4th: Richard Maurice Clive Bigham (2 Aug 1979-5 Aug 2006)
  5th: Edward John Hallam Bigham (5 Aug 2006- )

Viscount Merton of Trafalgar and of Merton, co. Surrey    [United Kingdom, 1805]
  1st: William Nelson (20 Nov 1805-28 Feb 1835) for his brother's heroic services to the nation, with special remainder to his father and father's heirs male and failing them, his sisters Mrs Bolton and Mrs Matcham
  2nd: Thomas Nelson (28 Feb 1835-1 Nov 1835)
  3rd: Horatio Nelson (1 Nov 1835-25 Feb 1913)
  4th: Thomas Horatio Nelson (4 May 1905-30 Sep 1947)
  5th: Edward Agar Horatio Nelson (30 Sep 1947-30 Jan 1951)
  6th: Albert Francis Joseph Horatio Nelson (30 Jan 1951-23 Jun 1957)
  7th: Henry Edward Joseph Horatio Nelson (23 Jun 1957-8 Aug 1972)
  8th: George Joseph Horatio Nelson (8 Aug 1972-21 Sep 1981)
  9th: Peter John Horatio Nelson (21 Sep 1981-28 Mar 2009)
10th: Simon John Horatio Nelson (28 Mar 2009- )

Viscount Midleton of Midleton, co. Cork    [Ireland, 1717]
  1st: Alan Brodrick (15 Aug 1717-c 26 Aug 1728)
  2nd: Alan Brodrick (Aug 1728-8 Jun 1747)
  3rd: George Brodrick (8 Jun 1747-22 Aug 1765)
  4th: George Brodrick (22 Aug 1765-12 Aug 1836)
  5th: George Alan Brodrick (12 Aug 1836-1 Nov 1848)
  6th: Charles Brodrick (1 Nov 1848-2 Dec 1863)
  7th: William John Brodrick (2 Dec 1863-29 Aug 1870)
  8th: William Brodrick (29 Aug 1870-18 Apr 1907)
  9th: William St. John Freemantle Brodrick (18 Apr 1907-13 Feb 1942)
10th: George St. John Brodrick (13 Feb 1942-2 Nov 1979)
11th: Trevor Lowther Brodrick (7 Sep 1966-1988)
12th: Alan Henry Brodrick (1988- )

Viscount Mills, of Kensington, co. London    [United Kingdom, 1962]
  1st: Percy Herbert Mills (22 Aug 1962-10 Sep 1968)
  2nd: Roger Clinton Mills (10 Sep 1968-6 Dec 1988)
  3rd: Christopher Philip Roger Mills (6 Dec 1988- )

Viscount Milner    [United Kingdom, 1902]
  1st: Alfred Milner (15 Jul 1902-13 May 1925)

Viscount Milton of Milton Abbey, co. Dorset    [Great Britain, 1792]
  1st: Joseph Damer (18 May 1792-12 Jan 1798)
  2nd: George Damer (12 Jan 1798-7 Mar 1808)

Viscount Molesworth of Swords, co. Dublin    [Ireland, 1716]
  1st: Robert Molesworth (16 Jul 1716-22 May 1725)
  2nd: John Molesworth (22 May 1725-17 Feb 1726)
  3rd: Richard Molesworth (17 Feb 1726-12 Oct 1758)
  4th: Richard Nassau Molesworth (12 Oct 1758-3 Jun 1793)
  5th: Robert Molesworth (3 Jun 1793-29 Jan 1813)
  6th: William John Molesworth (29 Jan 1813-30 May 1815)
  7th: Richard Pigott Molesworth (30 May 1815-20 Jun 1875)
  8th: Samuel Molesworth (20 Jun 1875-6 Jun 1906)
  9th: George Bagot Molesworth (7 Jun 1906-20 Mar 1947)
10th: Charles Richard Molesworth (20 Mar 1947-24 Feb 1961)
11th: Richard Gosset Molesworth (24 Feb 1961-15 Oct 1997)
12th: Robert Bysse Kelham Molesworth (15 Oct 1997- )

Viscount Monck of Ballytrammon, co. Wexford    [Ireland, 1801]
  1st: Charles Stanley Monck (5 Jan 1801-9 Jun 1802)
  2nd: Henry Stanley Monck (22 Nov 1843-20 Sep 1848)
  3rd: Charles Joseph Kelly Monck (20 Sep 1848-20 Apr 1849)
  4th: Charles Stanley Monck (20 Apr 1849-29 Oct 1894)
  5th: Henry Power Charles Stanley Monck (29 Nov 1894-18 Aug 1927)
  6th: Henry Wyndham Stanley Monck (18 Aug 1927-21 Jun 1982)
  7th: Charles Stanley Monck (21 Jun 1982- ) but does not use his titles

Viscount Monckton of Brenchley, of Brenchley, co. Kent    [United Kingdom, 1957]
  1st: Walter Turner Monckton (11 Feb 1957-9 Jan 1965)
  2nd: Gilbert Walter Riversdale Monckton (9 Jan 1965-22 Jun 2006)
  3rd: Christopher Walter Monckton (22 Jun 2006- )

Viscount Monson of Castlemaine, co. Kerry    [Ireland, 1628]
  1st: William Monson (23 Aug 1628-1673)

Viscount Montgomery, of the town of Montgomery    [England, 1686]
  2nd: William Herbert (2 Jun 1696-22 Oct 1745)
  3rd: William Herbert (22 Oct 1745-8 Mar 1748)

Viscount Montgomery, of the town of Montgomery    [England, 1687]
  1st: William Herbert (24 Mar 1687-2 Jun 1696)

Viscount Montgomery of Alamein, of Hindhead, co. Surrey    [United Kingdom, 1946]
  1st: Bernard Law Montgomery (31 Jan 1946-24 Mar 1976)
  2nd: David Bernard Montgomery (24 Mar 1976- )

Viscount Monthermer, of Monthermer, co. Essex    [England, 1689]
  1st: Ralph Montagu (9 Apr 1689-9 Mar 1709)
  2nd: John Montagu (9 Mar 1709-5 Jul 1749)

Viscount Moore of Drogheda    [Ireland, 1622]
  1st: Garret Moore (7 Feb 1622-9 Nov 1627)
  2nd: Charles Moore (9 Nov 1627-7 Aug 1643)
  3rd: Henry Moore (7 Aug 1643-12 Jan 1676)
  4th: Charles Moore (11 Jan 1675-18 Jun 1679)
  5th: Henry Hamilton-Moore (18 Jun 1679-7 Jun 1714)
  6th: Henry Moore (7 Jun 1714-28 May 1727)
  7th: Edward Moore (28 May 1727-28 Oct 1758)
  8th: Charles Moore (28 Oct 1758-22 Dec 1822)
  9th: Edward Moore (22 Dec 1822-6 Feb 1837)
10th: Henry Francis Seymour Moore (6 Feb 1837-29 Jun 1892)
11th: Ponsonby William Moore (29 Jun 1892-28 Oct 1908)
12th: Henry Charles Ponsonby Moore (28 Oct 1908-22 Nov 1957)
13th: Charles Garrett Ponsonby Moore (22 Nov 1957-1989)
14th: Henry Dermot Ponsonby Moore (1989- )

Viscount Mordaunt of Avalon, co. Somerset    [England, 1659]
  1st: John Mordaunt (10 Jul 1659-5 Jun 1675)
  2nd: Charles Mordaunt (5 Jun 1675-25 Oct 1735)
  3rd: Charles Mordaunt (25 Oct 1735-1 Aug 1779)
  4th: Charles Henry Mordaunt (1 Aug 1779-16 Jun 1814)

Viscount Morley of Blackburn, co. Lancaster    [United Kingdom, 1908]
  1st: John Morley (2 May 1908-23 Sep 1923)

Viscount Mount Charles    [Ireland, 1797]
  1st: Henry Conyngham (27 Dec 1797-28 Dec 1832)
  2nd: Francis Nathaniel Conyngham (11 Oct 1861-17 Jul 1876)
  3rd: George Henry Conyngham (17 Jul 1876-2 Jun 1882)
  4th: Henry Francis Conyngham (2 Jun 1882-28 Aug 1897)
  5th: Victor George Henry Francis Conyngham (28 Aug 1897-9 Nov 1918)
  6th: Frederick William Burton Conyngham (9 Nov 1918-1 Apr 1974)
  7th: Frederick William Henry Francis Conyngham (1 Apr 1974-3 Mar 2009)
  8th: Henry Vivien Pierpont Conyngham (3 Mar 2009- )

Viscount of Mount Crawford    [Scotland, 1703]
  1st: John Lindsay-Crawford (10 Apr 1703-24 Dec 1708)

Viscount Mount Edgcumbe and Valletort    [Great Britain, 1781]
  1st: George Edgcumbe (5 Mar 1781-4 Feb 1795)
  2nd: Richard Edgcumbe (4 Feb 1795-26 Sep 1839)
  3rd: Ernest Augustus Edgcumbe (26 Sep 1839-3 Sep 1861)
  4th: William Henry Edgcumbe (3 Sep 1861-25 Sep 1917)
  5th: Piers Alexander Hamilton Edgcumbe (25 Sep 1917-10 Apr 1944)
  6th: Kenelm William Edward Edgcumbe (10 Apr 1944-10 Feb 1965)
  7th: Edward Piers Edgcumbe (10 Feb 1965-9 Dec 1982)
  8th: Robert Charles Edgcumbe (9 Dec 1982- )

Viscount Mount Leinster, co. Carlow    [Ireland, 1689]
  1st: Edward Chevers (23 Aug 1689-1709)

Viscount Mount-Earl    [Ireland, 1816]
  1st: Valentine Richard Quin (5 Feb 1816-24 Aug 1824)
  2nd: Windham Henry Wyndham-Quin (2 Aug 1824-6 Aug 1850)
  3rd: Edwin Richard Wyndham-Quin (6 Aug 1850-6 Oct 1871)
  4th: Windham Thomas Wyndham-Quin (6 Oct 1871-14 Jun 1926)
  5th: Windham Henry Wyndham-Quin (14 Jun 1926-23 Oct 1952)
  6th: Richard Southwell Windham Robert Wyndham-Quin (23 Oct 1952-23 Aug 1965)
  7th: Thady Windham Thomas Wyndham-Quin (23 Aug 1965-25 Mar 2011)

Viscount Mountbatten of Burma, of Romsey, co. Southampton    [United Kingdom, 1946]
  1st: Louis Francis Albert Victor Nicholas Mountbatten (23 Aug 1946-27 Aug 1979) with a special remainder to his daughters and the heirs male, by primogeniture
  2nd: Patricia Edwina Victoria Mountbatten (27 Aug 1979-13 Jun 2017)
  3rd: Norton Louis Philip Knatchbull (13 Jun 2017- )

Viscount Mountcashell, of the city of Cashell    [Ireland, 1766]
  1st: Stephen Moore (22 Jan 1766-1766)
  2nd: Stephen Moore (1766-14 May 1790)
  3rd: Stephen Moore (14 May 1790-27 Oct 1822)
  4th: Stephen Moore (Oct 1822-10 Oct 1883)
  5th: Stephen Moore (10 Oct 1883-9 Nov 1889)
  6th: Charles William More (9 Nov 1889-20 Feb 1898)
  7th: Edward George Augustus Harcourt Moore (20 Feb 1898-1 Apr 1915)

Viscount Mountgarret, co. Wexford    [Ireland, 1550]
  1st: Richard Butler (23 Oct 1550-20 Dec 1571)
  2nd: Edmund Butler (20 Dec 1571-24 Nov 1602)
  3rd: Richard Butler (24 Nov 1602-1651)
  4th: Edmund Roe Butler (1651-5 Apr 1679)
  5th: Richard Butler (5 Apr 1679-27 Feb 1707)
  6th: Edmund Butler (27 Feb 1707-25 Jul 1735)
  7th: Richard Butler (25 Jul 1735-14 May 1736)
  8th: James Butler (14 May 1736-13 May 1749)
  9th: Edmund Butler (13 May 1749-6 Mar 1751)
10th: Edmund Butler (6 Mar 1751-9 Feb 1779)
11th: Edmund Butler (9 Feb 1779-16 Jul 1793)
12th: Edmund Butler (16 Jul 1793-16 Jul 1846)
13th: Henry Edmund Butler (16 Jul 1846-26 Aug 1900)
14th: Henry Edmund Butler (26 Aug 1900-2 Oct 1912)
15th: Edmund Somerset Butler (2 Oct 1912-22 Jun 1918)
16th: Piers Henry Augustus Butler (22 Jun 1918-2 Aug 1966)
17th: Richard Henry Piers Butler (2 Aug 1966-7 Feb 2004)
18th: Piers James Richard Butler (7 Feb 2004- )

Viscount Mountjoy    [Ireland, 1795]
  2nd: Charles John Gardiner (5 Jun 1798-25 May 1829)

Viscount Mountjoy, of co. Tyrone    [Ireland, 1683]
  1st: William Stewart (19 Mar 1683- )
  2nd: William Stewart (3 Aug 1692-10 Jan 1728)
  3rd: William Stewart (10 Jan 1728-14 Aug 1769)

Viscount Mountjoy, of the Isle of Wight    [Great Britain, 1796]
  1st: John Stuart (27 Feb 1796-16 Nov 1814) commemerating his first wife's parentage
  2nd: John Crichton-Stuart (16 Nov 1814-18 Mar 1848)
  3rd: John Patrick Crichton-Stuart (18 Mar 1848-9 Oct 1900)
  4th: John Crichton-Stuart (9 Oct 1900-25 Apr 1947)
  5th: John Crichton-Stuart (25 Apr 1947-14 Aug 1956)
  6th: John Crichton-Stuart (14 Aug 1956-22 Jul 1993)
  7th: John Colum Crichton-Stuart (22 Jul 1993- )

Viscount Mountmorres    [Ireland, 1763]
  1st: Hervey Morres (29 Jun 1763-6 Apr 1766)
  2nd: Hervey Redmond Morres (6 Apr 1776-17 Aug 1797)
  3rd: Francis Hervey Montmorency (17 Aug 1797-23 Mar 1833)
  4th: Hervey Montmorency (23 Mar 1833-23 Jan 1872)
  5th: William Browne Montmorency (23 Jan 1872-25 Sep 1880)
  6th: William Geoffrey Bouchard Montmorency (25 Sep 1880-2 Dec 1936)
  7th: Arthur Hervé Alberic Bouchard Montmorency (15 Oct 1931-15 Oct 1951)

Viscount Muirshiel, of Kilmacolm, co. Renfrew    [United Kingdom, 1964]
  1st: John Scott Maclay (16 Jul 1964-17 Aug 1992)

Viscount Muskerry    [Ireland, 1628]
  1st: Charles MacCarty (1628-c May 1640)
  2nd: Donough MacCarty (20 Feb 1640-4 Aug 1665)
  3rd: Charles James MacCarty (4 Aug 1665-22 Sep 1666)
  4th: Callaghan MacCarty (22 Sep 1666-21 Nov 1676)
  5th: Donogh MacCarty (21 Nov 1676-1 Oct 1734)

Viscount Nelson of the Nile and of Burnham Thorpe, co. Norfolk    [United Kingdom, 1801]
  1st: Horatio Nelson (22 May 1801-21 Oct 1805) with a special remainder, failing heirs male of his own body lawfully begotten, and failing them to the heirs male of the bodies of (a) his sister Mrs Bolton and (b) his other sister Mrs Match

Viscount Netterville, of Dowth, co. Meath    [Ireland, 1622]
  1st: Nicolas Netterville (3 Apr 1622-1654)
  2nd: John Netterville (1654-1659)
  3rd: Nicholas Netterville (1659-1689)
  4th: John Netterville (1689-12 Dec 1727)
  5th: Nicholas Netterville (12 Dec 1727-9 Mar 1750)
  6th: John Netterville (19 Mar 1750-15 Mar 1826)
  7th: James Netterville (14 Aug 1834-13 Feb 1854)
  8th: Arthur James Netterville (1867-7 Apr 1882)

Viscount Nevill, of Birling, Kent    [Great Britain, 1784]
  1st: George Neville (17 May 1784-9 Sep 1785)
  2nd: Henry Nevill (9 Sep 1785-27 Mar 1843)
  3rd: John Nevill (27 Mar 1843-12 Apr 1845)
  4th: William Nevill (12 Apr 1845-17 Aug 1868)
  5th: William Nevill (17 Aug 1868-12 Dec 1915)
  6th: Reginald William Bransby Nevill (12 Dec 1915-13 Oct 1927)
  7th: Henry Gilbert Ralph Nevill (13 Oct 1927-10 Jan 1938)
  8th: Guy Temple Montacute Larnach-Nevill (10 Jan 1938-30 Mar 1954)
  9th: John Henry Guy Nevill (30 Mar 1954-23 Feb 2000)
10th: Christopher George Charles Nevill (23 Feb 2000- )

Viscount of Newburgh    [Scotland, 1647]
  1st: James Livingston (13 Sep 1647-4 Dec 1670)
  2nd: Charles Livingston (4 Dec 1670-6 Apr 1694)

Viscount Newcomen    [Ireland, 1803]
  1st: Charlotte Newcomen (25 Jan 1803-16 May 1817)

Viscount Newport, co. Shropshire    [United Kingdom, 1815]
  1st: Orlando Bridgeman (30 Nov 1815-7 Sep 1825)
  2nd: George Augustus Frederick Henry Bridgeman (7 Sep 1825-22 Mar 1865)
  3rd: Orlando George Charles Bridgeman (22 Mar 1865-9 Mar 1898)
  4th: George Cecil Orlando Bridgeman (9 Mar 1898-2 Jan 1915)
  5th: Orlando Bridgeman (2 Jan 1915-21 Mar 1957)
  6th: Gerald Michael Orlando Bridgeman (21 Mar 1959-30 Aug 1981)
  7th: Richard Thomas Orlando Bridgeman (30 Aug 1981- )

Viscount Newport of Bradford, co. Shropshire    [England, 1675]
  1st: Francis Newport (11 Mar 1675-19 Sep 1708)
  2nd: Richard Newport (19 Sep 1708-14 Jun 1723)
  3rd: Henry Newport (14 Jun 1723-23 Dec 1734)
  4th: Thomas Newport (23 Dec 1734-18 Apr 1762)

Viscount Newry and Mourne, co. Down    [Ireland, 1822]
  1st: Francis Needham (5 Feb 1822-21 Nov 1832)
  2nd: Francis Needham (21 Nov 1832-20 Jun 1880)
  3rd: Francis Charles Needham (20 Jun 1880-28 Jul 1915)
  4th: Francis Charles Adelbert Henry Needham (28 Jul 1915-11 Jan 1961)
  5th: Francis Jack Richard Patrick Needham (11 Jan 1961-12 Apr 1977)
  6th: Richard Francis Needham (12 Apr 1977- )

Viscount of Nith, Torthorwald and Ross    [Scotland, 1681]
  2nd: James Douglas (28 Mar 1695-6 Jul 1711)
  3rd: James Douglas (6 Jul 1711-c 14 Feb 1715)
  4th: Charles Douglas (c 14 Feb 1715-22 Oct 1778)
  5th: William Douglas (22 Oct 1778-23 Dec 1810)
  6th: Charles Douglas (23 Dec 1810-3 Dec 1837)
  7th: John Douglas (3 Dec 1837-19 Dec 1856)
  8th: Archibald William Douglas (19 Dec 1856-6 Aug 1858)
  9th: John Sholto Douglas (6 Aug 1858-31 Jan 1900)
10th: Percy Sholto Douglas (31 Jan 1900-1 Aug 1920)
11th: Francis Archibald Kelhead Douglas (1 Aug 1920-27 Apr 1954)
12th: David Harrington Angus Douglas (27 Apr 1954- )

Viscount of Nith, Torthorwald and Ross    [Scotland, 1682]
  1st: William Douglas (11 Feb 1682-28 Mar 1695)

Viscount of Nith, Torthorwald and Ross    [Scotland, 1684]
  5th: Henry Scott (23 Dec 1810-11 Jan 1812)

Viscount Normanby of Normanby, co. York    [United Kingdom, 1812]
  1st: Henry Phipps (7 Sep 1812-7 Apr 1831)
  2nd: Constantine Henry Phipps (7 Apr 1831-28 Jul 1863)
  3rd: George Augustus Constantine Phipps (28 Jul 1863-3 Apr 1890)
  4th: Constantine Charles Henry Phipps (3 Apr 1890-25 Aug 1932)
  5th: Oswald Constantine John Phipps (25 Aug 1932-30 Jan 1994)
  6th: Constantine Edmund Walter Phipps (1994- )

Viscount Northallerton, co. York    [Great Britain, 1706]
  1st: George II Augustus Hanover (9 Nov 1706-25 Oct 1760)

Viscount Northallerton, in the county of York    [United Kingdom, 1917]
  1st: Adolphus Charles Cambridge (16 Jul 1917-24 Oct 1927)
  2nd: George Francis Hugh Cambridge (24 Oct 1927-16 Apr 1981)

Viscount Northcliffe, of St. Peter, co. Kent    [United Kingdom, 1918]
  1st: Alfred Charles William Harmsworth (14 Jan 1918-14 Aug 1922)

Viscount Northland of Dungannon, co. Tyrone    [Ireland, 1791]
  1st: Thomas Knox (5 Jul 1791-5 Nov 1818)
  2nd: Thomas Knox (5 Nov 1818-26 Apr 1840)
  3rd: Thomas Knox (26 Apr 1840-21 Mar 1858)
  4th: Thomas Knox (21 Mar 1858-20 May 1858)
  5th: Thomas Granville Henry Stuart Knox (20 May 1858-10 May 1875)
  6th: Uchter John Mark Knox (10 May 1875-1 Oct 1933)
  7th: Thomas Daniel Knox (1 Oct 1933-6 Nov 1988)
  8th: Gerald Francoys Needham Knox (1988- )

Viscount Norwich, of Aldwick, co. Sussex    [United Kingdom, 1952]
  1st: Alfred Duff Cooper (5 Jul 1952-1 Jan 1954)
  2nd: John Julius Cooper (1 Jan 1954- )

Viscount Novar, of Raith, co. Fife    [United Kingdom, 1920]
  1st: Ronald Crauford Munro-Ferguson (6 Dec 1920-30 Mar 1934)

Viscount Nuffield    [United Kingdom, 1938]
  1st: William Richard Morris (24 Jan 1938-22 Aug 1963)

Viscount O'Neill    [Ireland, 1795]
  1st: John O'Neill (3 Oct 1795-17 Jun 1798)
  2nd: Charles Henry St. John O'Neill (17 Jun 1798-25 Mar 1841)
  3rd: John Bruce Richard O'Neill (25 Mar 1841-12 Feb 1855)

Viscount Ockham of Ockham, co. Surrey    [United Kingdom, 1838]
  1st: William King-Noel (30 Jun 1838-29 Dec 1893)
  2nd: Ralph Gordon Noel King-Milbanke (29 Dec 1893-28 Aug 1906)
  3rd: Lionel Fortescue King (28 Aug 1906-5 Oct 1929)
  4th: Peter Malcolm King (5 Oct 1929-4 Dec 1964)
  5th: Peter Axel William Locke King (4 Dec 1964- )

Viscount Oseborne of Dunblane    [Scotland, 1673]
  1st: Thomas Osborne (2 Feb 1673-26 Jul 1712)
  2nd: Peregrine Osborne (5 Dec 1674-25 Jun 1729) after his father surrendered it in his favour
  3rd: Peregrine Hyde Osborne (25 Jun 1729-9 May 1731)
  4th: Thomas Osborne (25 Jun 1729-23 Mar 1789)
  5th: Francis Godolphin Osborne (23 Mar 1789-31 Jan 1799)
  6th: George William Frederick Osborne (31 Jan 1799-10 Jul 1838)
  7th: Francis Godolphin Darcy-Osborne (10 Jul 1838-12 May 1859)
  8th: George Godolphin Osborne (4 May 1859-8 Aug 1872)
  9th: George Godolphin Osborne (8 Aug 1872-23 Dec 1895)
10th: George Godolphin Osborne (23 Dec 1895-10 May 1927)
11th: John Francis Godophin Osborne (10 May 1927-26 Jul 1963)
12th: Francis D'Arcy Godolphin Osborne (Jul 1963-20 Mar 1964)

Viscount Oxenbridge, of Burton, co. Lincoln    [United Kingdom, 1886]
  1st: William John Monson (13 Aug 1886-16 Apr 1898)

Viscount of Oxfuird    [Scotland, 1651]
  1st: James Makgill (19 Apr 1651-5 May 1663) with remainder to his heirs male and of tailzie and provision whomsoever
  2nd: Robert Makgill (5 May 1663-Dec 1705)
  3rd: David Makgill (Dec 1705-Sep 1717) de jure
  4th: James Makgill (Sep 1717-b 26 Sep 1747) de jure
  5th: John Makgill (26 Sep 1747-19 Apr 1762) de jure
  6th: Arthur Makgill (19 Apr 1762-c Dec 1777) de jure
  7th: George Makgill (c Dec 1777-26 Aug 1797) de jure
  8th: John Makgill (26 Aug 1797-3 May 1817) de jure
  9th: George Makgill (3 May 1817-21 Sep 1878) de jure
10th: John Makgill (21 Sep 1878-14 Nov 1906) de jure
11th: George Makgill (10 Nov 1906-17 Oct 1926) de jure
12th: John Donald Alexander Arthur Makgill (1977-24 Jan 1986)
13th: George Hubbard Makgill (24 Jan 1986-3 Jan 2003)
14th: Ian Arthur Alexander Makgill (3 Jan 2003- )

Viscount Oxmantown, co. Wexford    [Ireland, 1792]
  3rd: William Parsons (24 Feb 1841-31 Oct 1867)

Viscount Oxmantown, co. Wexford    [Ireland, 1795]
  1st: Laurence Harman (6 Oct 1795-20 Apr 1807)

Viscount Parker of Ewelm, co. Oxford    [Great Britain, 1721]
  1st: Thomas Parker (15 Nov 1721-28 Apr 1732)
  2nd: George Parker (21 Feb 1747-17 Mar 1764)
  3rd: Thomas Parker (17 Mar 1764-9 Feb 1795)
  4th: George Parker (9 Feb 1795-20 Mar 1842)
  5th: Thomas Parker (20 Mar 1842-31 Mar 1850)
  6th: Thomas Augustus Wolstenholme Parker (31 Mar 1850-24 Jul 1896)
  7th: George Loveden William Henry Parker (24 Jul 1896-20 Sep 1975)
  8th: George Roger Alexander Thomas Parker (20 Sep 1975-7 Dec 1992)
  9th: Richard Timothy George Mansfield Parker (7 Dec 1992- )

Viscount of Peebles    [Scotland, 1697]
  1st: William Douglas (20 Apr 1697-9 Sep 1705)
  2nd: William Douglas (9 Sep 1705-7 Mar 1731)
  3rd: William Douglas (7 Mar 1731-23 Dec 1810)
  4th: Francis Charteris (23 Dec 1810-28 Jun 1853)
  5th: Francis Wemyss-Charteris (28 Jun 1853-1 Jan 1883)
  6th: Francis Richard Charteris (1 Jan 1883-30 Jun 1914)
  7th: Hugo Richard Charteris (30 Jun 1914-12 Jul 1937)
  8th: Francis David Charteris (12 Jul 1937-12 Dec 2008)
  9th: James Donald Charteris (12 Dec 2008- )

Viscount Peel of Sandy, co. Bedford    [United Kingdom, 1895]
  1st: Arthur Wellesley Peel (9 May 1895-24 Oct 1912)
  2nd: William Robert Wellesley Peel (24 Oct 1912-28 Sep 1937)
  3rd: Arthur William Ashton Peel (28 Sep 1937-1969)
  4th: William James Robert Peel (22 Sep 1969- )

Viscount Perceval of Kanturk, co. Cork    [Ireland, 1723]
  1st: John Perceval (25 Feb 1723-1 May 1748)
  2nd: John Perceval (1 May 1748-4 Dec 1770)
  3rd: John James Perceval (4 Dec 1770-25 Feb 1822)
  4th: John Perceval (25 Feb 1822-31 Dec 1835)
  5th: Henry Frederick John James Perceval (31 Dec 1835-23 Dec 1841)
  6th: George James Perceval (23 Dec 1841-2 Aug 1874)
  7th: Charles George Perceval (2 Aug 1874-5 Sep 1897)
  8th: Augustus Arthur Perceval (5 Sep 1897-11 Aug 1910)
  9th: Charles John Perceval (11 Aug 1910-10 Jan 1929)
10th: Frederick Joseph Trevelyan Perceval (10 Jan 1929-16 May 1932) de jure
11th: Frederick George Moore Perceval (16 May 1932-10 Dec 2001)
12th: Thomas Frederick Gerald Perceval (10 Dec 2001-6 Nov 2011)

Viscount Pery of Newtown-Pery, near the City of Limerick    [Ireland, 1785]
  1st: Edmond Sexten Pery (30 Dec 1785-24 Feb 1806)

Viscount Petersham of Petersham, co. Surrey    [Great Britain, 1742]
  1st: William Stanhope (9 Feb 1742-8 Dec 1756)
  2nd: William Stanhope (8 Dec 1756-1 Apr 1779)
  3rd: Charles Stanhope (1 Apr 1779-5 Sep 1829)
  4th: Charles Stanhope (5 Sep 1829-3 Mar 1851)
  5th: Leicester Fitzgerald Charles Stanhope (3 Mar 1851-7 Sep 1862)
  6th: Sydney Seymour Hyde Stanhope (7 Sep 1862-22 Feb 1866)
  7th: Charles Wyndham Stanhope (22 Feb 1866-26 Jun 1881)
  8th: Charles Augustus Stanhope (26 Jun 1881-5 Feb 1917)
  9th: Dudley Henry Eden Stanhope (5 Feb 1917-13 Nov 1928)
10th: Charles Joseph Leicester Stanhope (13 Nov 1928-16 Nov 1929)
11th: William Henry Leicester Stanhope (16 Nov 1929-12 Apr 2009)
12th: Charles Henry Leicester Stanhope (12 Apr 2009- )

Viscount Pevensey    [Great Britain, 1730]
  1st: Spencer Compton (14 Mar 1730-2 Jul 1743)

Viscount of Pevensey    [Ireland, 1816]
  1st: John Baker Holroyd (16 Jan 1816-30 May 1821)
  2nd: George Augustus Frederick Charles Holroyd (30 May 1821-5 Apr 1876)
  3rd: Henry North Holroyd (5 Apr 1876-21 Apr 1909)

Viscount Pierrepont of Holme Pierrepont, co. Nottingham    [Great Britain, 1796]
  1st: Charles Pierrepont (23 Jul 1796-17 Jun 1816)
  2nd: Charles Herbert Pierrepont (17 Jun 1816-27 Oct 1860)
  3rd: Sydney William Herbert Pierrepont (27 Oct 1860-16 Jan 1900)
  5th: Evelyn Robert Pierrepont (17 Jul 1926-6 Apr 1940)
  6th: Gervas Evelyn Pierrepont (17 Jul 1926-13 Feb 1955)

Viscount Pirrie, of Belfast    [United Kingdom, 1921]
  1st: William James Pirrie (9 Jul 1921-6 Jun 1924)

Viscount Pitt of Burton Pynsent, co. Somerset    [Great Britain, 1766]
  1st: William Pitt (4 Aug 1766-11 May 1778)
  2nd: John Pitt (11 May 1778-24 Sep 1835)

Viscount Plumer, of Messines and of Bilton, co. York    [United Kingdom, 1929]
  1st: Herbert Charles Onslow Plumer (24 Jun 1929-16 Jul 1932)
  2nd: Thomas Hall Rokeby Plumer (16 Jul 1932-24 Feb 1944)

Viscount Pollington of Ferns    [Ireland, 1766]
  1st: John Savile (11 Feb 1766-17 Feb 1778)
  2nd: John Savile (17 Feb 1778-3 Feb 1830)
  3rd: John Savile (3 Feb 1830-25 Dec 1860)
  4th: John Charles George Savile (25 Dec 1860-17 Aug 1899)
  5th: John Horace Savile (17 Aug 1899-8 Jun 1916)
  6th: John Henry Savile (8 Jun 1916-16 Sep 1945)
  7th: John Raphael Wentworth Savile (16 Sep 1945-15 Jul 1980)
  8th: John Christopher George Savile (15 Jul 1980- )

Viscount Ponsonby of Imokilly, co. Cork    [Ireland, 1839]
  1st: John Ponsonby (20 Apr 1839-21 Feb 1855)

Viscount Porchester of Highclere, co. Southampton    [Great Britain, 1780]
  3rd: Henry John George Herbert (16 Apr 1833-10 Dec 1849)

Viscount Portal, of Laverstock, co. Southampton    [United Kingdom, 1945]
  1st: Wyndham Raymond Portal (1 Feb 1945-6 May 1949)

Viscount Portal of Hungerford, of Hungerford, co. Berkshire    [United Kingdom, 1946]
  1st: Charles Frederick Algernon Portal (28 Jan 1946-22 Apr 1971) with remainder to heirs male of his body

Viscount Portman of Bryanston, co. Dorset    [United Kingdom, 1873]
  1st: Edward Berkley Portman (28 Mar 1873-10 Nov 1888)
  2nd: William Henry Berkeley Portman (19 Nov 1888-16 Oct 1919)
  3rd: Henry Berkeley Portman (16 Oct 1919-18 Jan 1923)
  4th: Claud Berkeley Portman (18 Jan 1923-6 Jun 1929)
  5th: Edward Claud Berkeley Portman (6 Jun 1929-14 Jul 1942)
  6th: Seymour Berleley Portman (14 Jul 1942-2 Nov 1946)
  7th: Gerald Berkeley Portman (2 Nov 1946-3 Sep 1948)
  8th: Gerald William Berkeley Portman (3 Sep 1948-3 Nov 1967)
  9th: Edward Henry Berkeley Portman (3 Nov 1967-5 May 1999)
10th: Christopher Edward Berkeley Portman (5 May 1999- )

Viscount Powerscourt    [Ireland, 1665]
  1st: Folliott Wingfield (22 Feb 1665-c 5 Feb 1717)

Viscount Powerscourt, co. Wicklow    [Ireland, 1618]
  1st: Richard Wingfield (19 Feb 1618-9 Sep 1634)

Viscount Powerscourt, of Powerscourt, co. Wicklow    [Ireland, 1734]
  1st: Richard Wingfield (4 Feb 1734-21 Oct 1751)

Viscount Powerscourt, of Powerscourt, co. Wicklow    [Ireland, 1743]
  2nd: Edward Wingfield (21 Oct 1751-6 May 1764)
  3rd: Richard Wingfield (6 May 1764-8 Aug 1788)
  4th: Richard Wingfield (8 Aug 1788-19 Jul 1809)
  5th: Richard Wingfield (19 Jul 1809-9 Aug 1823)
  6th: Richard Wingfield (9 Aug 1823-11 Aug 1844)
  7th: Mervyn Wingfield (11 Aug 1844-5 Jun 1904)
  8th: Mervyn Richard Wingfield (5 Jun 1904-21 Mar 1947)
  9th: Mervyn Patrick Wingfield (21 Mar 1947-3 Apr 1973)
10th: Mervyn Niall Wingfield (3 Apr 1973-25 Jul 2015)
11th: Mervyn Anthony Wingfield (25 Jul 2015- )

Viscount Preston    [Scotland, 1681]
  1st: Richard Graham (12 May 1681-22 Nov 1695)
  3rd: Charles Graham (1710-22 Feb 1739)

Viscount Prestwood, of Walthamstow, co. Essex    [United Kingdom, 1955]
  1st: Clement Richard Attlee (16 Dec 1955-8 Oct 1967)
  2nd: Martin Richard Attlee (8 Oct 1967-27 Jul 1991)
  3rd: John Richard Attlee (27 Jul 1991- )

Viscount Primrose    [Scotland, 1703]
  1st: William Primrose (30 Nov 1703-13 Jun 1706)
  2nd: Archibald Primrose (13 Jun 1706-19 Jun 1716)
  3rd: Hugh Primrose (19 Jun 1716-8 May 1741)

Viscount Pulteney of Wrington, Somerset    [Great Britain, 1742]
  1st: William Pulteney (14 Jul 1742-8 Jul 1764)

Viscount Purbeck    [England, 1619]
  1st: John Villiers (19 Jul 1619-18 Feb 1658)

Viscount Quenington, of Quenington, co. Gloucester    [United Kingdom, 1915]
  1st: Michael Edward Hicks-Beach (22 Feb 1915-30 Apr 1916)
  2nd: Michael John Hicks-Beach (30 Apr 1916-29 Jan 1992)
  3rd: Michael Henry Hicks-Beach (29 Jan 1992- )

Viscount Radcliffe, of Hampton Lucy, co. Warwick    [United Kingdom, 1962]
  1st: Cyril John Radcliffe (11 Jul 1962-1977)

Viscount Raincliffe of Raincliffe, in the North Riding, co. Yorks    [United Kingdom, 1887]
  1st: William Henry Forester Denison (1 Jul 1887-19 Apr 1900)
  2nd: William Francis Henry Denison (19 Apr 1900-30 Oct 1917)
  3rd: George Francis William Henry Denison (30 Oct 1917-12 Sep 1920)
  4th: Hugo William Cecil Denison (12 Sep 1920-17 Apr 1937)

Viscount Ranelagh    [Ireland, 1628]
  1st: Roger Jones (25 Aug 1628-1643)
  2nd: Arthur Jones (1643-7 Jan 1670)
  3rd: Richard Jones (7 Jan 1670-5 Jan 1712)
  4th: Charles Wilkinson Jones (16 Oct 1759-20 Apr 1797)
  5th: Charles Jones (20 Apr 1797-20 Dec 1800)
  6th: Thomas Jones (20 Dec 1800-4 Jul 1820)
  7th: Thomas Heron Jones (4 Jul 1820-13 Nov 1885)

Viscount Raymond    [Ireland, 1800]
  1st: Charles Henry St. John O'Neill (Aug 1800-25 Mar 1841)

Viscount Reading, of Erleigh, co. Berks    [United Kingdom, 1916]
  2nd: Gerald Rufus Isaacs (30 Dec 1935-19 Sep 1960)
  3rd: Michael Alfred Rufus Isaacs (19 Sep 1960-2 Jul 1980)
  4th: Simon Charles Henry Rufus Isaacs (2 Jul 1980- )

Viscount of Reidhaven    [Scotland, 1701]
  1st: James Ogilvy (24 Jun 1701-15 Aug 1730) with special remainder to 'other heirs and of entail succeeding him in his lands and Baronies'
  2nd: James Ogilvy (15 Aug 1730-9 Jul 1764)
  3rd: James Ogilvy (9 Jul 1764-3 Nov 1770)
  4th: James Ogilvy (3 Nov 1770-5 Oct 1811)
  5th: Lewis Alexander Grant-Ogilvy (5 Oct 1811-26 Oct 1840)
  6th: Francis William Ogilvy-Grant (26 Oct 1840-30 Jul 1853)
  7th: John Charles Ogilvy-Grant (30 Jul 1853-18 Feb 1881)
  8th: Ian Charles Ogilvy-Grant (18 Feb 1881-31 Mar 1884)
  9th: James Ogilvy-Grant (17 Jun 1884-5 Jun 1888)
10th: Francis William Ogilvy-Grant (5 Jun 1888-3 Dec 1888)
11th: James Ogilvie-Grant (3 Dec 1888-12 Nov 1915)
12th: Nina Caroline Ogilvie-Grant (12 Nov 1915-30 Sep 1969)
13th: Ian Derek Francis Ogilvie-Grant (30 Sep 1969- )

Viscount Rhondda, of Llanwern, co. Monmouth    [United Kingdom, 1918]
  1st: David Alfred Thomas (19 Jun 1918-3 Jul 1918) with a special remainder to his daughter
  2nd: Margaret Haig Thomas (3 Jul 1918-20 Jul 1958)

Viscount of Riccartoun    [Scotland, 1697]
  1st: John Hamilton (14 Apr 1697-3 Dec 1744)
  2nd: Anne Hamilton (3 Dec 1744-21 Apr 1748)
  3rd: William Douglas (21 Apr 1748-23 Dec 1810)

Viscount Ridley    [United Kingdom, 1900]
  1st: Matthew White Ridley (19 Dec 1900-28 Nov 1904)
  2nd: Matthew White Ridley (28 Nov 1904-14 Feb 1916)
  3rd: Matthew White Ridley (14 Feb 1916-25 Feb 1964)
  4th: Matthew White Ridley (25 Feb 1964-22 Mar 2012)
  5th: Matthew White Ridley (22 Mar 2012- )

Viscount Rochdale, of Rochdale, County Palatine of Lancaster    [United Kingdom, 1960]
  1st: John Durival Kemp (20 Jan 1960-24 May 1993)
  2nd: St. John Durival Kemp (1993-27 Feb 2015)
  3rd: Jonathan Hugo Durival Kemp (27 Feb 2015- )

Viscount Roche of Fermoy    [Ireland, 1461]
  4th: Maurice Roche (1539- )
  5th: David Roche ( -bt 1581-1582)

Viscount Rochester    [England, 1611]
  1st: Robert Carr (25 Mar 1611-c Jul 1645)

Viscount Rochford    [England, 1621]
  1st: Henry Carey (6 Jul 1621-Apr 1666)
  2nd: John Carey (Apr 1666-26 May 1677)

Viscount Rochford, of Hever, co. Kent and Blickling, co. Norfolk    [England, 1525]
  1st: Thomas Boleyn (18 Jun 1525-12 Mar 1539)

Viscount of Rosebery    [Scotland, 1700]
  1st: Archibald Primrose (1 Apr 1700-20 Oct 1723) with special remainder to heirs male of his body, in default of which, to heirs female of his body, and then to heirs of entail in the lands of Rosebery
  2nd: James Primrose (20 Oct 1723-26 Nov 1755)
  3rd: Neil Primrose (26 Nov 1755-25 Mar 1814)
  4th: Archibald John Primrose (25 Mar 1814-4 Mar 1868)
  6th: Albert Edward Harry Mayer Archibald Primrose (21 May 1929-30 May 1974)
  7th: Neil Archibald Primrose (30 May 1974- )

Viscount of Rosebery    [Scotland, 1703]
  5th: Archibald Philip Primrose (4 Mar 1868-21 May 1929)

Viscount Rosse, co. Wexford    [Ireland, 1681]
  1st: Richard Parsons (2 Jul 1681-30 Jan 1703) with special remainder to the male issue of his great-grandfather
  2nd: Richard Parsons (30 Jan 1703-26 Jun 1741)
  3rd: Richard Parsons (26 Jun 1741-27 Aug 1764)

Viscount Rothermere, of Hemsted, co. Kent    [United Kingdom, 1919]
  1st: Harold Sidney Harmsworth (17 May 1919-26 Nov 1940)
  2nd: Esmond Cecil Harmsworth (26 Nov 1940-12 Jul 1978)
  3rd: Vere Harold Esmond Harmsworth (12 Jul 1978-1 Sep 1998)
  4th: Harold Jonathan Esmond Vere Harmsworth (1 Sep 1998- )

Viscount Royston, co. Cambridge    [Great Britain, 1754]
  1st: Philip Yorke (2 Apr 1754-6 Mar 1764)
  2nd: Philip Yorke (6 Mar 1764-16 May 1790)
  3rd: Philip Yorke (16 May 1796-18 Nov 1834)
  4th: Charles Philip Yorke (18 Nov 1834-17 Sep 1873)
  5th: Charles Philip Yorke (17 Sep 1873-18 May 1897)
  6th: Albert Edward Philip Henry Yorke (18 May 1897-29 Nov 1904)
  7th: John Manners Yorke (29 Nov 1904-13 Mar 1909)
  8th: Charles Alexander Yorke (13 Mar 1909-1 Feb 1936)
  9th: Philip Grantham Yorke (1 Feb 1936-31 Dec 1974)
10th: Joseph Philip Sebastion Yorke (31 Dec 1974- )

Viscount Ruffside, of Hexham, Northumberland    [United Kingdom, 1951]
  1st: Douglas Clifton Brown (14 Dec 1951-5 May 1958)

Viscount Runciman of Doxford, of Doxford, co. Northumberland    [United Kingdom, 1937]
  1st: Walter Runciman (10 Jun 1937-14 Nov 1949)
  2nd: Walter Leslie Runciman (14 Nov 1949-1989)
  3rd: Walter Garrison Runciman (1989- )

Viscount Ruthven of Canberra    [United Kingdom, 1945]
  1st: Alexander Gore Arkwright Hore-Ruthven (8 May 1945-2 May 1955)
  2nd: Alexander Patrick Greysteil Hore-Ruthven (2 May 1955- )

Viscount Sackville, of Drayton, co. Northumberland    [Great Britain, 1782]
  1st: George Sackville (11 Feb 1782-26 Aug 1785)
  2nd: Charles Sackville (26 Aug 1785-29 Jul 1843)

Viscount Saint Alban    [England, 1621]
  1st: Francis Bacon (27 Jan 1621-9 Apr 1626)

Viscount Saint Aldwyn, of Coln Saint Aldwyn, co. Gloucester    [United Kingdom, 1906]
  1st: Michael Edward Hicks-Beach (6 Jan 1906-30 Apr 1916)
  2nd: Michael John Hicks-Beach (30 Apr 1916-29 Jan 1992)
  3rd: Michael Henry Hicks-Beach (29 Jan 1992- )

Viscount Saint Cyres of Newton Saint Cyres, co. Devon    [United Kingdom, 1885]
  1st: Stafford Henry Northcote (3 Jul 1885-12 Jan 1887)
  2nd: Walter Stafford Northcote (12 Jan 1887-26 May 1927)
  3rd: Henry Stafford Northcote (26 Mar 1927-16 Feb 1970)
  4th: Stafford Henry Northcote (16 Feb 1970-8 Jul 2004)
  5th: John Stafford Northcote (8 Jul 2004- )

Viscount Saint Davids, of Lydstep Haven, co. Pembroke    [United Kingdom, 1918]
  1st: John Wynford Philipps (17 Jun 1918-28 Mar 1938)
  2nd: Jestyn Reginald Austin Plantagenet Philipps (28 Mar 1938-10 Jun 1991)
  3rd: Colwyn Jestyn John Philipps (10 Jun 1991-26 Apr 2009)
  4th: Rhodri Colwyn Philipps (26 Apr 2009- )

Viscount Saint Vincent of Meaford, co. Stafford    [United Kingdom, 1801]
  1st: John Jervis (27 Apr 1801-13 Mar 1823) with special remainder to his nephews William and Edward
  2nd: Edward Jervis Jervis (13 Mar 1823-1859)
  3rd: Carnegie Robert John Jervis (25 Sep 1859-19 Jul 1879)
  4th: John Edward Leveson Jervis (19 Jul 1879-23 Jan 1885)
  5th: Carnegie Parker Jervis (23 Jan 1885-22 Sep 1908)
  6th: Ronald Clarges Jervis (22 Sep 1908-16 Feb 1940)
  7th: Ronald George James Jervis (16 Feb 1940-4 Sep 2006)
  8th: Edward Robert James Jervis (4 Sep 2006- )

Viscount Salford, co. Lancaster    [United Kingdom, 1897]
  1st: Wilbraham Egerton (22 Jul 1897-16 Mar 1909)

Viscount Samuel, of Mount Carmel, and of Toxteth, in the City of Liverpool    [United Kingdom, 1937]
  1st: Herbert Louis Samuel (8 Jun 1937-1963)
  2nd: Edwin Herbert Samuel (1963-14 Nov 1978)
  3rd: David Herbert Samuel (14 Nov 1978-7 Oct 2014)
  4th: Dan Judah Samuel (7 Oct 2014-7 Nov 2014)
  5th: Jonathan Herbert Samuel (7 Nov 2014- )

Viscount Sandhurst, of Sandhurst, co. Berks.    [United Kingdom, 1917]
  1st: William Mansfield (1 Jan 1917-2 Nov 1921)

Viscount Sandon, of Sandon, co. Stafford    [United Kingdom, 1809]
  1st: Dudley Ryder (19 Jul 1809-26 Dec 1847)
  2nd: Dudley Ryder (26 Dec 1847-19 Nov 1882)
  3rd: Dudley Francis Stuart Ryder (19 Nov 1882-26 Mar 1900)
  4th: Henry Ryder (26 Mar 1900-11 Dec 1900)
  5th: John Herbert Dudley Ryder (11 Dec 1900-30 Mar 1956)
  6th: Dudley Ryder (30 Mar 1956-7 May 1987)
  7th: Dudley Danvers Granville Coutts Ryder (7 May 1987-9 Oct 2007)
  9th: Dudley Adrian Conroy Ryder (9 Oct 2007- )

Viscount Sankey    [United Kingdom, 1932]
  1st: John Sankey (30 Jan 1932-6 Feb 1948)

Viscount Savernake, of Savernake Forest, Wiltshire    [United Kingdom, 1821]
  1st: Charles Brudenell-Bruce (17 Jul 1821-4 Jan 1856)
  2nd: George William Frederick Brudenell-Bruce (4 Jan 1856-6 Jan 1878)
  3rd: Ernest Augustus Charles Brudenell-Bruce (6 Jan 1878-18 Oct 1886)
  4th: George William Thomas Brudenell-Bruce (18 Oct 1886-10 Apr 1894)
  5th: Henry Augustus Brudenell-Bruce (10 Apr 1894-10 Mar 1911)
  6th: George William James Chandos Brudenell-Bruce (10 Mar 1911-4 Aug 1961)
  7th: Chandos Sydney Cedric Brudenell-Bruce (4 Aug 1961-15 Jul 1974)
  8th: Michael Sydney Cedric Brudenell-Bruce (15 Jul 1974- )

Viscount Saye and Sele    [England, 1624]
  1st: William Fiennes (7 Jul 1624-14 Apr 1662)
  2nd: James Fiennes (14 Apr 1662-15 Mar 1674)
  3rd: William Fiennes (15 Mar 1674-9 Dec 1698)
  4th: Nathaniel Fiennes (9 Dec 1698-2 Jan 1710)
  5th: Lawrence Fiennes (2 Jan 1710-27 Dec 1742)
  6th: Richard Fiennes (27 Dec 1742-29 Jul 1781)

Viscount Scarsdale, of Scarsdale, co. Derby    [United Kingdom, 1911]
  1st: George Nathaniel Curzon (2 Nov 1911-20 Mar 1925) with a special remainder to his father
  2nd: Richard Nathaniel Curzon (20 Mar 1925-1977)
  3rd: Francis John Nathaniel Curzon (1977-2 Aug 2000)
  4th: Peter Ghislain Nathaniel Curzon (2 Aug 2000- )

Viscount of Seafield    [Scotland, 1698]
  1st: James Ogilvy (24 Jun 1698-15 Aug 1730) with special remainder to 'other heirs of tailzie, to be contained in the Charter of his lands, Baronies and others, confirm to a Signature, under his Royal hand of the date of these prese
  2nd: James Ogilvy (15 Aug 1730-9 Jul 1764)
  3rd: James Ogilvy (9 Jul 1764-3 Nov 1770)
  4th: James Ogilvy (3 Nov 1770-5 Oct 1811)
  5th: Lewis Alexander Grant-Ogilvy (5 Oct 1811-26 Oct 1840)
  6th: Francis William Ogilvy-Grant (26 Oct 1840-30 Jul 1853)
  7th: John Charles Ogilvy-Grant (30 Jul 1853-18 Feb 1881)
  8th: Ian Charles Ogilvy-Grant (18 Feb 1881-31 Mar 1884)
  9th: James Ogilvy-Grant (17 Jun 1884-5 Jun 1888)
10th: Francis William Ogilvy-Grant (5 Jun 1888-3 Dec 1888)
11th: James Ogilvie-Grant (3 Dec 1888-12 Nov 1915)
12th: Nina Caroline Ogilvie-Grant (12 Nov 1915-30 Sep 1969)
13th: Ian Derek Francis Ogilvie-Grant (30 Sep 1969- )

Viscount Seaham of Seaham, co. Durham    [United Kingdom, 1823]
  1st: Charles William Vane (28 Mar 1823-6 Mar 1854)
  2nd: Frederick William Robert Stewart (6 Mar 1854-25 Nov 1872)
  3rd: George Henry Robert Charles William Vane-Tempest (25 Nov 1872-6 Nov 1884)
  4th: Charles Stewart Vane-Tempest-Stewart (6 Nov 1884-8 Feb 1915)
  5th: Charles Stewart Henry Vane-Tempest-Stewart (8 Feb 1915-11 Feb 1949)
  6th: Edward Charles Robert Vane-Tempest-Stewart (11 Feb 1949-17 Oct 1955)
  7th: Alexander Charles Robert Vane-Tempest-Stewart (17 Oct 1955-20 Jun 2012)
  8th: Frederick Aubrey Vane-Tempest-Stewart (20 Jun 2012- )

Viscount Selby, of the City of Carlisle    [United Kingdom, 1905]
  1st: William Court Gully (6 Jul 1905-6 Nov 1909)
  2nd: James William Herschell Gully (6 Nov 1909-2 Feb 1923)
  3rd: Thomas Sutton Evelyn Gully (2 Feb 1923-18 Sep 1959)
  4th: Michael Guy John Gully (18 Sep 1959-10 Jan 1997)
  5th: Edward Thomas William Gully (10 Jan 1997-23 Jan 2001)
  6th: Christopher Rolf Thomas Gully (23 Jan 2001- )

Viscount Severn    [United Kingdom, 1999]
  1st: Edward Antony Richard Louis Windsor (19 Jun 1999- )

Viscount Shannon, co. Limerick    [Ireland, 1660]
  1st: Francis Boyle (6 Sep 1660-c Apr 1699)
  2nd: Richard Boyle (c Apr 1699-20 Dec 1740)

Viscount Sherard, of Stapleford    [Great Britain, 1718]
  1st: Bennet Sherard (31 Oct 1718-16 Oct 1732)

Viscount Sherbrooke, of Sherbrooke, co. Surrey    [United Kingdom, 1880]
  1st: Robert Lowe (25 May 1880-27 Jul 1892)

Viscount Sidmouth, of Sidmouth, co. Devon    [United Kingdom, 1802]
  2nd: William Leonard Addington (15 Feb 1844-25 Mar 1864)
  3rd: William Wells Addington (25 Mar 1864-28 Oct 1913)
  4th: Gerald Anthony Pellew Bagnall Addington (28 Oct 1913-25 Mar 1915)
  5th: Gerald William Addington (25 Mar 1915-4 Apr 1953)
  6th: Raymond Anthony Addington (4 Apr 1953-7 Feb 1976)
  7th: John Tonge Anthony Pellew Addington (7 Feb 1976-30 Jan 2005)
  8th: Jeremy Francis Addington (30 Jan 2005- )

Viscount Sidmouth, of Sidmouth, co. Devon    [United Kingdom, 1805]
  1st: Henry Addington (12 Jan 1805-15 Feb 1844)

Viscount Simon, of Stackpole Elidor, co. Pembroke    [United Kingdom, 1940]
  1st: John Allsebrook Simon (20 May 1940-11 Jan 1954)
  2nd: John Gilbert Simon (11 Jan 1954-1993)
  3rd: Jan David Simon (1993- )

Viscount Simonds, of Sparsholt, co. Southampton    [United Kingdom, 1954]
  1st: Gavin Turnbull Simonds (18 Oct 1954-28 Jun 1971)

Viscount Slane    [Ireland, 1816]
  1st: Henry Conyngham (15 Jan 1816-28 Dec 1832)
  2nd: Francis Nathaniel Conyngham (11 Oct 1861-17 Jul 1876)
  3rd: George Henry Conyngham (17 Jul 1876-2 Jun 1882)
  4th: Henry Francis Conyngham (2 Jun 1882-28 Aug 1897)
  5th: Victor George Henry Francis Conyngham (28 Aug 1897-9 Nov 1918)
  6th: Frederick William Burton Conyngham (9 Nov 1918-1 Apr 1974)
  7th: Frederick William Henry Francis Conyngham (1 Apr 1974-3 Mar 2009)
  8th: Henry Vivien Pierpont Conyngham (3 Mar 2009- )

Viscount Slim, of Yarralumla in the Capital Territory of Australia and of Bishopston in the City and County of Bristol    [United Kingdom, 1960]
  1st: William Joseph Slim (15 Jul 1960-14 Dec 1970)
  2nd: John Douglas Slim (14 Dec 1970- )

Viscount Snowden, of Ickornshaw, West Rising of Yorkshire    [United Kingdom, 1931]
  1st: Philip Snowden (24 Nov 1931-15 May 1937)

Viscount Somerset, of Cashell, co. Tipperary    [Ireland, 1626]
  1st: Thomas Somerset (8 Dec 1626-1650)

Viscount Somerton    [Ireland, 1800]
  1st: Charles Agar (29 Dec 1800-14 Jul 1809)
  2nd: Welbore Ellis Agar (14 Jul 1809-26 Aug 1868)
  3rd: James Charles Herbert Welbore Ellis Agar (26 Aug 1868-19 Dec 1896)
  4th: Sidney James Agar (19 Dec 1896-25 Nov 1933)
  6th: Shaun James Christian Welbore Ellis Agar (28 Jan 1967- )

Viscount Somerton of Somerton    [Ireland, 1800]
  5th: Edward John Sidney Christian Welbore Ellis Agar (25 Nov 1933-28 Jan 1967)

Viscount Soulbury, of Soulbury, co. Buckingham    [United Kingdom, 1954]
  1st: Herwald Ramsbotham (16 Jul 1954-30 Jan 1971)
  2nd: James Herwald Ramsbotham (30 Jan 1971-12 Dec 2004)
  3rd: Peter Edward Ramsbotham (12 Dec 2004-9 Apr 2010)
  4th: Oliver Peter Ramsbotham (2010- )

Viscount Southam, of Southam, co. Gloucester    [United Kingdom, 1844]
  1st: Edward Law (22 Oct 1844-22 Dec 1871)

Viscount Southwell of Castle Mattress, co. Limerick    [Ireland, 1776]
  1st: Thomas George Southwell (18 Jul 1776-29 Aug 1780)
  2nd: Thomas Arthur Southwell (29 Aug 1780-15 Feb 1796)
  3rd: Thomas Anthony Southwell (15 Feb 1796-29 Feb 1860)
  4th: Thomas Arthur Joseph Southwell (29 Feb 1860-26 Apr 1878)
  5th: Arthur Robert Pyers Southwell (26 Apr 1878-5 Oct 1944)
  6th: Robert Arthur William Joseph Southwell (5 Oct 1944-18 Nov 1960)
  7th: Pyers Anthony Joseph Southwell (18 Nov 1960- )

Viscount Southwood, of Fernhurst, co. Sussex    [United Kingdom, 1946]
  1st: Julius Salter Elias (19 Feb 1946-10 Apr 1946)

Viscount Spencer of Althorp    [Great Britain, 1761]
  1st: John Spencer (3 Apr 1761-31 Oct 1783)
  2nd: George John Spencer (31 Oct 1783-10 Nov 1834)
  3rd: John Charles Spencer (10 Nov 1834-1 Oct 1845)
  4th: Frederick Spencer (1 Oct 1845-27 Dec 1857)
  5th: John Poyntz Spencer (27 Dec 1857-13 Aug 1910)
  6th: Charles Robert Spencer (13 Aug 1910-26 Sep 1922)
  7th: Albert Edward John Spencer (26 Sep 1922-9 Jun 1975)
  8th: Edward John Spencer (9 Jun 1975-29 Mar 1992)
  9th: Charles Edward Maurice Spencer (29 Mar 1992- )

Viscount St. Asaph, of the principality of Wales    [Great Britain, 1730]
  1st: John Ashburnham (14 May 1730-10 Mar 1737)
  2nd: John Ashburnham (10 Mar 1737-8 Apr 1812)
  3rd: George Ashburnham (8 Apr 1812-27 Oct 1830)
  4th: Bertram Ashburnham (27 Oct 1830-22 Jun 1878)
  5th: Bertram Ashburnham (22 Jun 1878-15 Jan 1913)
  6th: Thomas Ashburnham (15 Jan 1913-12 May 1924)

Viscount St. John, of Battersea, co. Surrey    [Great Britain, 1716]
  1st: Henry St. John (2 Jul 1716-8 Apr 1742)
  2nd: John St. John (8 Oct 1742-26 Nov 1748)
  3rd: Frederick St. John (26 Nov 1748-5 May 1787)
  4th: George Richard St. John (5 May 1787-11 Dec 1824)
  5th: Henry St. John (18 Dec 1824-1 Oct 1851)
  6th: Henry St. John (1 Oct 1851-7 Nov 1899)
  7th: Vernon Henry St. John (7 Nov 1899-1 May 1974)
  8th: Kenneth Oliver Musgrave St. John (1 May 1974-5 Jul 2010)
  9th: Henry FitzRoy St. John (5 Jul 2010-May 2011)
10th: Nicholas Alexander Mowbray St. John (May 2011- )

Viscount St. Lawrence    [Ireland, 1767]
  1st: Thomas St. Lawrence (3 Sep 1767-29 Sep 1801)
  2nd: William St. Lawrence (29 Sep 1801-4 Apr 1822)
  3rd: Thomas St. Lawrence (4 Apr 1822-4 Feb 1874)
  4th: William Ulick Tristram St. Lawrence (4 Feb 1874-9 Mar 1909)

Viscount St. Pierre    [United Kingdom, 1901]
  1st: Frederick Sleigh Roberts (11 Feb 1901-14 Nov 1914) with a special remainder to his daughters and their male heirs
  2nd: Aileen Mary Roberts (14 Nov 1914-9 Oct 1944)
  3rd: Ada Edwina Stewart Roberts (9 Oct 1944-21 Feb 1955)

Viscount Stafford    [England, 1640]
  1st: William Howard (11 Nov 1640-29 Dec 1680)

Viscount Stanhope of Mahon, in the island of Minorca    [Great Britain, 1717]
  1st: James Stanhope (3 Jul 1717-5 Feb 1721)
  2nd: Philip Stanhope (5 Feb 1721-7 Mar 1786)
  3rd: Charles Stanhope (1786-15 Dec 1816)
  4th: Philip Henry Stanhope (15 Dec 1816-2 Mar 1855)
  5th: Philip Henry Stanhope (2 Mar 1855-24 Dec 1875)
  6th: Arthur Philip Stanhope (24 Dec 1875-10 Apr 1905)
  7th: James Richard Stanhope (19 Apr 1905-15 Aug 1967)

Viscount Stevenage of Stevenage, co. Hereford    [United Kingdom, 1951]
  1st: William Allen Jowitt (24 Dec 1951-16 Aug 1957)

Viscount Stirling    [Scotland, 1630]
  1st: William Alexander (4 Sep 1630-bt 1639-1640)
  2nd: William Alexander (1638-1640)
  3rd: Henry Alexander (1638-1650)
  4th: Henry Alexander (1650-1690)
  5th: Henry Alexander (1690-1739)

Viscount Stonehaven    [United Kingdom, 1938]
  1st: John Lawrence Baird (27 Jun 1938-20 Aug 1941)
  2nd: James Ian Keith (20 Aug 1941-1989)
  3rd: Michael Canning William John Keith (1989-30 Oct 2004)
  4th: James William Falconer Keith (30 Oct 2004- )

Viscount Stopford    [Ireland, 1762]
  1st: James Stopford (12 Apr 1762-12 Jan 1770)
  2nd: James Stopford (8 Sep 1788-30 Mar 1810)
  3rd: James George Stopford (30 Mar 1810-15 Jun 1835)
  4th: James Thomas Stopford (15 Jun 1835-20 Nov 1858)
  5th: James George Henry Stopford (20 Nov 1858-28 Nov 1914)
  6th: James Walter Milles Stopford (28 Nov 1914-18 Jul 1933)
  7th: James Richard Neville Stopford (18 Jul 1933-25 Jan 1957)
  8th: James Montagu Burgoyne Stopford (25 Jan 1957-23 Jul 1975)
  9th: James Patrick Montagu Burgoyne Winthrop Stopford (23 Jul 1975- )

Viscount of Stormont    [Scotland, 1621]
  1st: David Murray (16 Aug 1621-27 Aug 1631) with the same special remainder as the Lordship of Scone
  2nd: Mungo Murray (27 Aug 1631-b 11 Mar 1642)
  3rd: James Johnstone Murray (Mar 1642-28 Dec 1658)
  4th: David Murray (28 Dec 1658-14 Jul 1668)
  5th: David Murray (14 Jul 1668-9 Nov 1731)
  6th: David Murray (9 Nov 1731-1748)
  7th: David Murray (1748-1 Sep 1796)
  8th: David William Murray (1 Sep 1796-11 Feb 1840)
  9th: William David Murray (11 Feb 1840-2 Aug 1898)
10th: William David Murray (2 Aug 1898-29 Apr 1906)
11th: Alan David Murray (29 Apr 1906-14 Mar 1935)
12th: Mungo David Malcolm Murray (14 Mar 1935-2 Sep 1971)
13th: William David Mungo James Murray (2 Sep 1971-21 Oct 2015)
14th: Alexander David Mungo Murray (21 Oct 2015- )

Viscount Strabane    [Ireland, 1701]
  1st: James Hamilton (2 Dec 1701-28 Nov 1734)
  2nd: James Hamilton (28 Nov 1734-11 Jan 1744)
  3rd: James Hamilton (11 Jan 1744-9 Oct 1789)
  4th: John James Hamilton (9 Oct 1789-27 Jan 1818)
  5th: James Hamilton (27 Jan 1818-31 Oct 1885)
  6th: James Hamilton (31 Oct 1885-3 Jan 1913)
  7th: James Albert Edward Hamilton (3 Jan 1913-12 Sep 1953)
  8th: James Edward Hamilton (12 Sep 1953-4 Jun 1979)
  9th: James Hamilton (4 Jun 1979- )

Viscount Stratford de Redcliffe, co. Somerset    [United Kingdom, 1852]
  1st: Stratford Canning (24 Apr 1852-14 Aug 1880)

Viscount Strathallan    [Scotland, 1686]
  1st: William Drummond (16 Aug 1686-23 Mar 1688) with special remainder to heirs male whatsoever
  2nd: William Drummond (23 Mar 1688-7 Jul 1702)
  3rd: William Drummond (7 Jul 1702-26 May 1711)
  4th: William Drummond (26 May 1711-16 Apr 1746)
  5th: James Drummond (16 Apr 1746-22 Jun 1765)
  6th: James Andrew John Laurence Charles Drummond (17 Jun 1824-14 May 1851)
  7th: William Henry Drummond (14 May 1851-23 Jan 1886)
  8th: James David Drummond (23 Jan 1886-5 Dec 1893)
  9th: William Huntley Drummond (5 Dec 1893-20 Aug 1937)
10th: James Eric Drummond (20 Aug 1937-15 Dec 1951)
11th: John David Drummond (15 Dec 1951-25 Nov 2002)
12th: John Eric Drummond (25 Nov 2002- )

Viscount Sudley of Castle Gore, co. Mayo    [Ireland, 1758]
  1st: Arthur Gore (15 Aug 1758-17 Apr 1773)
  2nd: Arthur Saunders Gore (17 Apr 1773-8 Oct 1809)
  3rd: Arthur Saunders Gore (8 Oct 1809-20 Jan 1837)
  4th: Philip Yorke Gore (20 Jan 1837-25 Jun 1884)
  5th: Arthur Saunders William Charles Fox Gore (25 Jun 1884-14 Mar 1901)
  6th: Arthur Jocelyn Charles Gore (14 Mar 1901-19 Dec 1958)
  7th: Arthur Paul John James Charles Gore (19 Dec 1958-28 Dec 1958)
  8th: Arthur Strange Kattendyke David Archibald Gore (28 Dec 1958-23 Feb 1983)
  9th: Arthur Desmond Colquhoun Gore (23 Feb 1983- )

Viscount Sumner    [United Kingdom, 1927]
  1st: John Andrew Hamilton (31 Jan 1927-24 May 1943)

Viscount Sunbury, co. Middlesex    [England, 1714]
  1st: Charles Montagu (19 Oct 1714-19 May 1715)

Viscount Sunbury, co. Middlesex    [Great Britain, 1715]
  1st: George Montague (14 Jun 1715-9 May 1739)
  2nd: George Montague-Dunk (9 May 1739-8 Jun 1771)

Viscount Sydney of Shepey, co. Kent    [England, 1689]
  1st: Henry Sydney (9 Apr 1689-8 Apr 1704)

Viscount Sydney of St. Leonards, co. Gloucester    [Great Britain, 1789]
  1st: Thomas Townshend (11 Jun 1789-30 Jun 1800)
  2nd: John Thomas Townshend (30 Jun 1800-20 Jan 1831)
  3rd: John Robert Townshend (20 Jan 1831-14 Feb 1890)

Viscount Taaffe of Corren, co. Sligo    [Ireland, 1628]
  1st: John Taaffe (1 Aug 1628-2 Jan 1642)
  2nd: Theobald Taaffe (1642-31 Dec 1677)
  3rd: Nicholas Taaffe (31 Dec 1677-1 Jul 1690)
  4th: Francis Taaffe (2 Jul 1690-Aug 1704)
  5th: Theobald Taaffe (Aug 1704-24 Nov 1738)
  6th: Nicholas Taaffe (24 Nov 1738-30 Dec 1769)
  7th: Rodolphus Taaffe (30 Dec 1769-7 Jun 1830)
  8th: Francis John Charles Joseph Taaffe (7 Jun 1830-8 Feb 1849)
  9th: Louis Patrick John Taaffe (6 Feb 1849-21 Dec 1855)
10th: Charles Rudoph Joseph Francis Taaffe (21 Dec 1855-19 Nov 1873)
11th: Edward Francis Joseph Taaffe (19 Nov 1873-29 Nov 1895)
12th: Henry Taaffe (29 Nov 1895- )

Viscount Tadcaster, of Tadcaster, co. York    [Great Britain, 1714]
  1st: Henry O'Brien (19 Oct 1714-20 Apr 1741)

Viscount Tamworth, of co. Stafford    [Great Britain, 1711]
  1st: Robert Shirley (1 Sep 1711-25 Dec 1717)
  2nd: Washington Shirley (25 Dec 1717-14 Apr 1729)
  3rd: Henry Shirley (14 Apr 1729-6 Aug 1745)
  4th: Laurence Shirley (6 Aug 1745-5 May 1760)
  5th: Washington Shirley (5 May 1760-11 Oct 1778)
  6th: Robert Shirley (11 Oct 1778-17 Apr 1787)
  7th: Robert Shirley (17 Apr 1787-2 May 1827)
  8th: Washington Shirley (2 May 1827-2 Oct 1842)
  9th: Washington Sewallis Shirley (2 Oct 1842-13 Mar 1859)
10th: Sewallis Edward Shirley (13 Mar 1859-26 Jul 1912)
11th: Walter Knight Shirley (26 Jul 1912-2 Feb 1937)
12th: Robert Walter Shirley (2 Feb 1937-11 Oct 1954)
13th: Robert Washington Shirley (11 Oct 1954-13 Nov 2012)
14th: Robert William Saswalo Shirley (2012- )

Viscount Taragh, co. Meath    [Ireland, 1650]
  1st: Thomas Preston (2 Jul 1650-b 21 Oct 1655)
  2nd: Anthony Preston (b 21 Oct 1655-24 Apr 1659)
  3rd: Thomas Preston (24 Apr 1659-6 Jul 1674)

Viscount of Tarbat    [Scotland, 1685]
  1st: George Mackenzie (15 Apr 1685-27 Aug 1714)
  2nd: John Mackenzie (17 Aug 1714-20 Feb 1731)
  3rd: George Mackenzie (20 Feb 1731-28 Sep 1766)

Viscount of Tarbat    [Scotland, 1703]
  1st: George Mackenzie (1 Jan 1703-27 Aug 1714)
  2nd: John Mackenzie (17 Aug 1714-20 Feb 1731)
  3rd: George Mackenzie (20 Feb 1731-28 Sep 1766)

Viscount Tarbat, of Tarbat, co. Cromartie    [United Kingdom, 1861]
  1st: Anne Hay-Mackenzie (21 Oct 1861-25 Nov 1888) with special remainder to her 2nd son Francis and his heirs
  2nd: Francis Mackenzie Sutherland-Leveson-Gower (25 Nov 1888-24 Nov 1893)
  3rd: Sibell Lilian Sutherland-Leveson-Gower (25 Feb 1895-20 May 1962)
  4th: Roderick Grant Francis Mackenzie (20 May 1962-13 Dec 1989)
  5th: John Ruaridh Grant Mackenzie (13 Dec 1989- )

Viscount of Tay and Paintland    [Scotland, 1681]
  1st: John Campbell (13 Aug 1681-19 Mar 1717)
  2nd: John Campbell (19 Mar 1717-23 Feb 1752)
  3rd: John Campbell (23 Feb 1752-26 Jan 1782)
  4th: John Campbell (26 Jan 1782-29 Mar 1834)
  5th: John Campbell (29 Mar 1834-8 Nov 1862)
  6th: John Alexander Gavin Campbell (8 Nov 1862-20 Mar 1871)
  7th: Gavin Campbell (20 Mar 1871-19 Oct 1922)
  8th: Iain Edward Herbert Campbell (19 Oct 1922-10 May 1923)
  9th: Charles William Campbell (10 May 1923-5 May 1959)
10th: John Romer Boreland Campbell (5 May 1959-15 Dec 1995)

Viscount Templewood, of Chelsea, co. Middlesex    [United Kingdom, 1944]
  1st: Samuel John Gurney Hoare (14 Jul 1944-7 May 1959)

Viscount Thame    [England, 1621]
  1st: Francis Norris (28 Jan 1621-29 Jan 1622)

Viscount Thetford, Norfolk    [England, 1672]
  1st: Henry Bennet (22 Apr 1672-28 Jul 1685) with a special remainder to his brother, Sir John Bennet
  2nd: Isabella Bennet (28 Jul 1685-7 Feb 1723) suo jure
  3rd: Charles Fitzroy (7 Feb 1723-6 May 1757)
  4th: Augustus Henry Fitzroy (6 May 1757-14 Mar 1811)
  5th: George Henry FitzRoy (14 Mar 1811-28 Sep 1844)
  6th: Henry FitzRoy (28 Sep 1844-26 Mar 1863)
  7th: William Henry Fitzroy (26 Mar 1863-21 May 1882)
  8th: Augustus Charles Lennox FitzRoy (21 May 1882-4 Dec 1918)
  9th: Alfred William Maitland FitzRoy (4 Dec 1918-10 Jan 1930)
10th: John Charles William FitzRoy (10 Jan 1930-1 Aug 1936)

Viscount Thurles    [Ireland, 1536]
  1st: James Butler (2 Jan 1536-28 Oct 1546)
  2nd: Thomas Butler (28 Oct 1546-22 Nov 1614)
  3rd: Walter Butler (22 Nov 1614-24 Feb 1632)
  4th: James Butler (24 Feb 1633-21 Jul 1688)
  5th: James Butler (21 Jul 1688-16 Nov 1745)
  6th: Charles Butler (16 Nov 1745-17 Dec 1758)
  7th: John Butler (17 Dec 1758-24 Jun 1766) de jure
  8th: Walter Butler (24 Jun 1766-2 Jun 1783) de jure
  9th: John Butler (2 Jun 1783-25 Dec 1795)
10th: Walter Butler (30 Dec 1795-10 Aug 1820)
11th: James Wandesford Butler (10 Aug 1820-18 May 1838)
12th: John Butler (18 May 1838-25 Sep 1854)
13th: James Edward William Theobald Butler (25 Sep 1854-26 Oct 1919)
14th: James Arthur Wellington Foley Butler (26 Oct 1919-4 Jul 1943)
15th: James George Anson Butler (4 Jul 1943-21 Jun 1949)
16th: James Arthur Norman Butler (21 Jun 1949-17 Apr 1971)
17th: James Hubert Theobald Charles Butler (17 Apr 1971-25 Oct 1997)

Viscount of Tibberis    [Scotland, 1706]
  1st: Charles Douglas (17 Jun 1706-22 Oct 1778) with special remainder to his younger brothers

Viscount Tiverton, of Tiverton, co. Devon    [United Kingdom, 1898]
  1st: Hardinge Stanley Giffard (17 Jan 1898-11 Dec 1921)
  2nd: Hardinge Goulburn Giffard (11 Dec 1921-15 Sep 1943)
  3rd: John Anthony Hardinge Giffard (15 Sep 1943-14 Jan 2000)
  4th: Adam Edward Giffard (14 Jan 2000-31 Dec 2011)

Viscount Torrington, co. Devon    [Great Britain, 1721]
  1st: George Byng (21 Sep 1721-17 Jan 1733)

Viscount Traprain, of Whittingehame, East Lothian    [United Kingdom, 1922]
  1st: Arthur James Balfour (5 May 1922-19 Mar 1930)
  2nd: Gerald William Balfour (19 Mar 1930-14 Jan 1945)
  3rd: Robert Arthur Lytton Balfour (14 Jan 1945-28 Nov 1968)
  4th: Gerald Arthur James Balfour (28 Nov 1968-27 Jun 2003)
  5th: Roderick Francis Arthur Balfour (27 Jun 2003- )

Viscount Tredegar, of Tredegar, co. Monmouth    [United Kingdom, 1905]
  1st: Godfrey Charles Morgan (4 Aug 1905-11 Mar 1913)

Viscount Tredegar, of Tredegar, co. Monmouth    [United Kingdom, 1926]
  1st: Courtenay Charles Evan Morgan (4 Aug 1926-3 May 1934)
  2nd: Evan Frederic Morgan (3 May 1934-27 Apr 1949)

Viscount Trematon    [Great Britain, 1726]
  1st: William Augustus Hanover (27 Jul 1726-31 Oct 1765)

Viscount Trematon, co. Cambridge    [United Kingdom, 1917]
  1st: Alexander Augustus Frederick William Alfred George Cambridge (16 Jul 1917-16 Jan 1957)

Viscount Tullogh    [Ireland, 1662]
  1st: Richard Butler (13 May 1662-25 Jan 1686)

Viscount of Tullogh    [Ireland, 1693]
  1st: Charles Butler (8 Mar 1693-17 Dec 1758)

Viscount Tunbridge, Kent    [England, 1624]
  1st: Richard Bourke (3 Apr 1624-12 Nov 1635)
  2nd: Ulrick Bourke (12 Nov 1635-29 Apr 1658)

Viscount Tyrconnel    [Ireland, 1718]
  1st: John Brownlow (23 Jun 1718-27 Feb 1754)

Viscount Tyrone    [Ireland, 1720]
  1st: Marcus Beresford (4 Nov 1720-4 Apr 1763)

Viscount Uffington, co. Berkshire    [United Kingdom, 1801]
  1st: William Craven (18 Jun 1801-30 Jul 1825)
  2nd: William Craven (30 Jul 1825-25 Aug 1866)
  3rd: George Grimston Craven (25 Aug 1866-7 Dec 1883)
  4th: William George Robert Craven (7 Dec 1883-9 Jul 1921)
  5th: William George Bradley Craven (9 Jul 1921-15 Sep 1932)
  6th: William George Bradley Craven (15 Sep 1932-27 Jan 1965)
  7th: Thomas Robert Douglas Craven (27 Jan 1965-22 Oct 1983)
  8th: Simon George Craven (22 Oct 1983-30 Aug 1990)
  9th: Benjamin Robert Joseph Craven (30 Aug 1990- )

Viscount of Valentia, co. Kerry    [Ireland, 1622]
  1st: Francis Annesley (11 Mar 1622-22 Nov 1660) although the title was based on coming into existence on the death of the previous Viscount of Valentia, created 1620, which did not occur until 25 May 1642
  2nd: Arthur Annesley (22 Nov 1660-6 Apr 1686)
  3rd: James Annesley (6 Apr 1686-1 Apr 1690)
  4th: James Annesley (1 Apr 1690-21 Jan 1702)
  5th: John Annesley (21 Jan 1702-18 Sep 1710)
  6th: Arthur Annesley (18 Sep 1710-1 Apr 1737)
  7th: Richard Annesley (1 Apr 1737-14 Feb 1761)
  8th: Arthur Annesley (14 Feb 1761-4 Jul 1816)
  9th: George Annesley (4 Jul 1816-23 Jul 1844)
10th: Arthur Annesley (23 Jul 1844-30 Dec 1863)
11th: Arthur Annesley (30 Dec 1863-20 Jan 1927)
12th: Caryl Arthur Annesley (20 Jan 1927-6 Oct 1949)
13th: William Monckton Annesley (6 Oct 1949-26 Feb 1951) de jure
14th: Francis Dighton Annesley (26 Feb 1951-16 Mar 1983)
15th: Richard John Dighton Annesley (16 Mar 1983- )

Viscount Vane    [Ireland, 1720]
  1st: William Vane (13 Sep 1720-20 May 1734)
  2nd: William Holles Vane (20 May 1734-5 Apr 1789)

Viscount de Vesci of Abbey Leix, Queen's Co.    [Ireland, 1776]
  1st: Thomas Vesey (19 Jul 1776-13 Oct 1804)
  2nd: John Vesey (13 Oct 1804-19 Oct 1855)
  3rd: Thomas Vesey (19 Oct 1855-23 Dec 1875)
  4th: John Robert William Vesey (23 Dec 1875-6 Jul 1903)
  5th: Yvo Richard Vesey (6 Jul 1903-16 Aug 1958)
  6th: John Eustace Vesey (16 Aug 1958-13 Oct 1983)
  7th: Thomas Eustace Vesey (13 Oct 1983- )

Viscount Villiers    [England, 1616]
  1st: George Villiers (27 Aug 1616-23 Aug 1628)
  2nd: George Villiers (23 Aug 1628-16 Apr 1687)

Viscount Villiers    [Ireland, 1767]
  1st: Elizabeth FitzGerald (19 Feb 1767-29 May 1782)
  2nd: George Mason-Villiers (29 May 1782-14 Jul 1800)

Viscount Villiers of Dartford, co. Kent    [England, 1661]
  1st: Edward Villiers (20 Mar 1661-25 Aug 1711)

Viscount Villiers of Dartford, co. Kent    [England, 1691]
  2nd: William Villiers (25 Aug 1711-13 Jul 1721)
  3rd: William Villiers (13 Jul 1721-28 Aug 1769)
  4th: George Bussy Villiers (28 Aug 1769-22 Aug 1805)
  5th: George Child-Villiers (22 Aug 1805-3 Oct 1859)
  6th: George Augustus Frederick Child-Villiers (3 Oct 1859-24 Oct 1859)
  7th: Victor Albert George Child-Villiers (24 Oct 1859-31 May 1915)
  8th: George Henry Robert Child-Villiers (31 May 1915-31 Dec 1923)
  9th: George Francis Child-Villiers (31 Dec 1923-9 Aug 1998)
10th: George Francis William Child-Villiers (19 Mar 1998- )

Viscount Wakefield    [United Kingdom, 1934]
  1st: Charles Cheers Wakefield (28 Jun 1934-15 Jan 1941)

Viscount of Walden    [Scotland, 1694]
  1st: John Hay (17 Dec 1694-11 Aug 1697)
  2nd: John Hay (11 Aug 1697-20 Apr 1713)
  3rd: Charles Hay (20 Apr 1713-17 Dec 1715)
  4th: John Hay (17 Dec 1715-9 Dec 1762)
  5th: George Hay (9 Dec 1762-4 Oct 1770)
  6th: George Hay (4 Oct 1770-16 Nov 1787)
  7th: George Hay (16 Nov 1787-9 Aug 1804)
  8th: George Hay (9 Aug 1804-10 Oct 1876)
  9th: Arthur Hay (10 Oct 1876-29 Dec 1878)
10th: William Montagu Hay (29 Dec 1878-25 Nov 1911)
11th: William George Montagu Hay (25 Nov 1911-30 Mar 1967)
12th: David George Montagu Hay (30 Mar 1967-23 Jan 1979)
13th: Edward Douglas John Hay (23 Jan 1979-1 Feb 2005)
14th: Charles David Montagu Hay (1 Feb 2005- )

Viscount Wallingford, co. Berks    [England, 1616]
  1st: William Knollys (7 Nov 1616-25 May 1632)
  2nd: Edward Knollys (25 May 1632-b Jun 1645)
  3rd: Nicholas Vaux (b Jun 1645-14 Mar 1674)

Viscount Walpole    [Great Britain, 1742]
  1st: Robert Walpole (6 Feb 1742-18 Mar 1745)

Viscount Ward of Witley    [United Kingdom, 1960]
  1st: George Reginald Ward (1960-15 Jun 1988)

Viscount Watkinson    [United Kingdom, 1964]
  1st: Harold Arthur Watkinson (1964-19 Dec 1995)

Viscount Wavell, of Cyrenaica, and of Winchester, co. Southamtpon    [United Kingdom, 1943]
  1st: Archibald Percival Wavell (22 Jul 1943-24 May 1950)
  2nd: Archibald John Arthur Wavell (24 May 1950-24 Dec 1953)

Viscount Waverley, of Westdean, co. Sussex    [United Kingdom, 1952]
  1st: John Anderson (28 Jan 1952-4 Jan 1958)

Viscount Weir, of Eastwood, co. Renfrew    [United Kingdom, 1938]
  1st: William Weir (25 Jun 1938-2 Jul 1959)

Viscount Wellesley of Dangan Castle    [Ireland, 1760]
  1st: Garret Wesley (2 Oct 1760-22 May 1781)
  2nd: Richard Wellesley (22 May 1781-26 Sep 1842)
  3rd: William Wellesley-Pole (26 Sep 1842-22 Feb 1845)
  4th: William Pole-Tylney-Long-Wellesley (22 Feb 1845-1 Jul 1857)
  5th: William Richard Arthur Pole-Tylney-Long-Wellesley (1 Jul 1845-25 Jul 1863)
  6th: Arthur Richard Wellesley (25 Jul 1863-13 Aug 1884)
  7th: Henry Wellesley (13 Aug 1884-8 Jun 1900)
  8th: Arthur Charles Wellesley (8 Jun 1900-18 Jun 1934)
  9th: Arthur Charles Wellesley (18 Jun 1934-11 Dec 1941)
10th: Henry Valerian George Wellesley (11 Dec 1941-16 Sep 1943)
11th: Gerald Wellesley (16 Sep 1943-4 Jan 1972)
12th: Arthur Valerian Wellesley (4 Jan 1972-31 Dec 2014)
13th: Arthur Charles Valerian Wellesley (31 Dec 2014- )

Viscount Wellington of Talavera and of Wellington    [United Kingdom, 1809]
  1st: Arthur Wellesley (4 Sep 1809-14 Sep 1852)
  2nd: Arthur Richard Wellesley (14 Sep 1852-13 Aug 1884)
  3rd: Henry Wellesley (13 Aug 1884-8 Jun 1900)
  4th: Arthur Charles Wellesley (8 Jun 1900-18 Jun 1934)
  5th: Arthur Charles Wellesley (18 Jun 1934-11 Dec 1941)
  6th: Henry Valerian George Wellesley (11 Dec 1941-16 Sep 1943)
  7th: Gerald Wellesley (16 Sep 1943-4 Jan 1972)
  8th: Arthur Valerian Wellesley (4 Jan 1972-31 Dec 2014)
  9th: Arthur Charles Valerian Wellesley (31 Dec 2014- )

Viscount Wendover, of Cheping Wycombe, co. Bucks    [United Kingdom, 1895]
  1st: Charles Robert Wynn-Carington (16 Jul 1895-13 Jun 1928)

Viscount Wentworth of Wellesborough, co. Leicester    [Great Britain, 1762]
  1st: Edward Noel (5 May 1762-31 Oct 1774)
  2nd: Thomas Noel (31 Oct 1774-17 Apr 1815)

Viscount Westport, of Westport, co. Mayo    [Ireland, 1760]
10th: Arthur Howe Browne (7 Jan 1941-28 May 1951)

Viscount Westport, of Westport, co. Mayo    [Ireland, 1768]
  1st: John Browne (24 Aug 1768-4 Jul 1776)
  2nd: Peter Browne (4 Jul 1776-28 Dec 1780)
  3rd: John Denis Browne (28 Dec 1780-2 Jun 1809)
  4th: Howe Peter Browne (2 Jun 1809-26 Jan 1845)
  5th: George John Browne (26 Jan 1845-30 Dec 1896)
  6th: John Thomas Browne (30 Dec 1896-30 Dec 1903)
  7th: Henry Ulick Browne (30 Dec 1903-24 Feb 1913)
  7th: Ulick de Burgh Browne (26 Feb 1935-7 Jan 1941)
  8th: George Ulick Browne (24 Feb 1913-26 Feb 1935)
11th: Terence Morris Browne (28 May 1951-28 Jul 1952)
12th: Denis Edward Browne (28 Jul 1952-11 Sep 1991)
13th: Jeremy Ulick Browne (11 Sep 1991-13 Jul 2014)
14th: Sebastian Ulick Browne (13 Jul 2014- )

Viscount Weymouth, co. Dorset    [England, 1682]
  1st: Thomas Thynne (11 Dec 1682-28 Jul 1714) with a special remainder to his two brothers, James and Henry Frederick
  2nd: Thomas Thynne (28 Jul 1714-12 Jan 1751)
  3rd: Thomas Thynne (12 Jan 1751-19 Nov 1796)
  4th: Thomas Thynne (19 Nov 1796-27 Mar 1837)
  5th: Henry Frederick Thynne (27 Mar 1837-24 Jun 1837)
  6th: John Alexander Thynne (24 Jun 1837-20 Apr 1896)
  7th: Thomas Henry Thynne (20 Apr 1896-9 Jun 1946)
  8th: Henry Frederick Thynne (9 Jun 1946-30 Jun 1992)
  9th: Alexander George Thynn (30 Jun 1992- )

Viscount Whitelaw, of Penrith, co. Cumbria    [United Kingdom, 1983]
  1st: William Stephen Ian Whitelaw (16 Jun 1983-1 Jul 1999)

Viscount Wicklow, of co. Wicklow    [Ireland, 1785]
  1st: Ralph Howard (21 Jun 1785-26 Jun 1789)

Viscount Wilton, co. Hereford    [Great Britain, 1714]
  1st: James Brydges (9 Oct 1714-9 Aug 1744) with a special remainder to his father and heirs
  2nd: Henry Brydges (9 Aug 1744-28 Nov 1771)
  3rd: James Brydges (28 Nov 1771-29 Sep 1789)

Viscount Wimborne, of Canford Magna, co. Dorset    [United Kingdom, 1918]
  1st: Ivor Churchill Guest (15 Jun 1918-14 Jun 1939)
  2nd: Ivor Grosvenor Guest (14 Jun 1939-7 Jan 1967)
  3rd: Ivor Fox-Strangways Guest (7 Jan 1967-1993)
  4th: Ivor Mervyn Vigors Guest (1993- )

Viscount Windsor, of Saint Fagans, co. Glamorgan    [United Kingdom, 1905]
  1st: Robert George Windsor-Clive (18 Dec 1905-6 Mar 1923)
  2nd: Ivor Miles Windsor-Clive (6 Mar 1923-1 Oct 1943)
  3rd: Other Robert Ivor Windsor-Clive (1 Oct 1943- )

Viscount Windsor of Blackcastle    [Ireland, 1699]
  1st: Thomas Windsor (19 Jun 1699-8 Jun 1738)
  2nd: Herbert Hickman-Windsor (8 Jun 1738-25 Jan 1758)

Viscount Wolmer of Blackmoor, co. Southampton    [United Kingdom, 1882]
  1st: Roundell Palmer (30 Dec 1882-4 May 1895)
  2nd: William Waldegrave Palmer (4 May 1895-26 Feb 1942)
  3rd: Roundell Cecil Palmer (26 Feb 1942-3 Sep 1971)
  4th: John Roundell Palmer (3 Sep 1971- )

Viscount Wolseley, of Wolseley, co. Stafford    [United Kingdom, 1885]
  1st: Garnet Joseph Wolseley (28 Sep 1885-25 Mar 1913) with a special remainder to his daughter
  2nd: Frances Garnet Wolseley (25 Mar 1913-24 Dec 1936)

Viscount Wolverhampton, of Wolverhampton, oo. Stafford    [United Kingdom, 1908]
  1st: Henry Hartley Fowler (4 May 1908-25 Feb 1911)
  2nd: Henry Ernest Fowler (25 Feb 1911-9 Mar 1943)

Viscount Woodstock, co. Oxford    [England, 1689]
  1st: Hans William Bentinck (9 Apr 1689-23 Nov 1709)
  2nd: Henry Bentinck (23 Nov 1709-4 Jul 1726)
  3rd: William Bentinck (4 Jul 1726-1 May 1762)
  4th: William Henry Cavendish-Bentinck (1 May 1762-30 Oct 1809)
  5th: William Henry Cavendish-Scott-Bentinck (30 Oct 1809-27 Mar 1854)
  6th: William John Cavendish Cavendish-Scott-Bentinck (27 Mar 1854-6 Dec 1879)
  7th: William John Arthur Charles James Cavendish-Bentinck (6 Dec 1879-26 Apr 1943)
  8th: William Arthur Henry Cavendish-Bentinck (26 Apr 1943-21 Mar 1977)
  9th: Ferdinand William Cavendish-Bentinck (21 Mar 1977-13 Dec 1980)
10th: Victor Frederick William Cavendish-Bentinck (13 Dec 1980-30 Jul 1990)
11th: Henry Noel Bentinck (30 Jul 1990-30 Jan 1997)
12th: Timothy Charles Robert Noel Bentinck (30 Jan 1997- )

Viscount Yarmouth, of Norfolk    [England, 1673]
  1st: Robert Paston (19 Aug 1673-8 Mar 1683)
  2nd: William Paston (8 Mar 1683-25 Dec 1732)


    A total of 690 of these titles have been held by 3468 individuals.