- 't Hoen, André to (?), Alfonso II, King of Asturias
- (?), Alfonso II, King of Naples to (?), Ann
- (?), Ann to (?), Ansane
- (?), Anseau II, Seigneur de Trainel to (?), Boleslaw II, King of Poland
- (?), Boleslaw III, Duke of Poland to (?), Charles Martel, Roi des Francs
- (?), Charles V, Duc de Lorraine to (?), David
- (?), David to (?), Ecgbeorht, King of Wessex
- (?), Ecgberht to (?), Elizabeth
- (?), Elizabeth to (?), Elizabeth Petronella
- (?), Elizabeth S. to (?), Eve
- (?), Eve to (?), Gertrude
- (?), Gertrude to (?), Hannah
- (?), Hannah to (?), Hunfrid, Duke of Rhaetia
- (?), Hussa, King of Bernicia to (?), Jane
- (?), Jane to (?), Joan
- (?), Joan to (?), Ketel 'Croc'
- (?), Ketil to (?), Lynda
- (?), Lyndy to (?), Margaret
- (?), Margaret to (?), Mary
- (?), Mary to (?), Mary Ann
- (?), Mary Ann to (?), Muriel
- (?), Muriel to (?), Pedro I, Rey de Aragón y Navarre
- (?), Pedro I, Rey de Castilla y León to (?), Richard, 1st Earl of Cornwall
- (?), Richenza to (?), Sarah
- (?), Sarah to (?), Susanna
- (?), Susanna to (?), unknown
- (?), unknown to (?), unknown wife
- (?), unknown wife to (?), Unknown Wife
- (?), unknown wife to (?), Winifred Matilda
- (?), Winilinda to Aarhus, Niels of
- Aaron, Alexander to Abbott, Ellen Falkenburg
- Abbott, Elspeth Muriel to Abbott, William
- Abbott, William Campbell to Abel Smith, Elizabeth Alice
- Abel Smith, Elizabeth Ann to Abercrombie, Mary Rebecca Graham
- Abercrombie, Thomas to Abercromby, William of that Ilk
- Aberdare of Duffryn, 1st Baron, co. Glamorgan (Henry Austin) to Abernethy, Margaret
- Abernethy, Margaret to Abo, Zara d'
- Abolins, Clare Elizabeth to Accocelli, Randalph
- Accousti, Barbara to Ackerman, Walter D.
- Ackermann, Erich to Acland, Cynthia Helen
- Acland, Daniel James to Acland, Michael Christopher Dyke
- Acland, Michael Dyke to Acton, Catherine
- Acton, Catherine to Acton, Zoe
- Acton-Adams, Adine to Adam, Charles Henri
- Adam, Charles Keith to Adams, Ann-Marie
- Adams, Anna Elizabeth to Adams, Eliza
- Adams, Eliza to Adams, Isabel Jane
- Adams, Isabel Maria Frances to Adams, Marie
- Adams, Marie Stuart to Adams, Sarah Catherine
- Adams, Sarah Eliza to Adamson, James Maxwell
- Adamson, Jamies Mark to Adderley, Enlon
- Adderley, Evelyn Augusta to Addington, Margaret Penrose
- Addington, Margery to Addison, Winifred
- Addley, Barry to Adler, Zackary
- Adlerberg, Alexander to Affleck, William (Reverend)
- Afflick, Deborah to Agar-Ellis, Patricia Mary
- Agar-Robartes, Alexander George (Hon.) to Agnew, Andrew David Carnegie
- Agnew, Andrew David Quentin to Agnew, Hazel Patricia
- Agnew, Heather Elizabeth to Agnew, Mary Jane
- Agnew, Mary Kathleen to Agnew, Ysabel August Aurelia
- Agnew-Somerville, Amelia Rachel to Aichelberg-Markenberg, Udalhild von
- Aichelburg, Elisabeth Gräfin von to Ainley-Walker, Katherine Mary Skrine
- Ainsco, John Westley to Aird, Nellie Phyllis
- Aird, Oliver Humphrey MacGregor to Aitchison, Winifred Helen
- Aitchison-Denman, Marion to Ajmone-Marsan, Umberta
- Aked, Alice Theodora to Al-Hussein, Noor (Queen)
- Al-Karaghouli, Dani Wati to Albert, Winifred Evelyn
- Albertario, Carlo to Alchin, Vanessa Frances
- Alchorn, Elizabeth to Aldborough, William
- Aldcorn, Mary Hall to Aldous, William
- Aldred, Alice Veronica to AlecBanes-Walker, Violet Rosa Sonia
- Aledo, Fernanda Herrero de to Alexander, Anna Maria Julia
- Alexander, Annabel Maria Therese to Alexander, Edward Bruce
- Alexander, Edward Currie to Alexander, Jacqueline Harriet
- Alexander, Jacquelyn to Alexander, Margaret Mary
- Alexander, Margaret Sylvia Daphne to Alexander, Sarah
- Alexander, Sarah to Aleyn, William
- Alez, Herriot to Alington, William, 3rd Baron Alington of Killard
- Aliotti, Bonaccorsa to Allan, William David
- Allana, Abdullabhoy Gulamhusen to Alldis, Oliver Charles
- Allegri, Lina to Allen, Charlotte Elinore Mary
- Allen, Charlotte Hayes Hume to Allen, George
- Allen, George to Allen, John
- Allen, John to Allen, Mary Evelyn
- Allen, Mary Fleming to Allen, Susan Mary
- Allen, Susan Mary to Allerhand, Taffeta Annie
- Allermand, Mireille Yvette to Allfrey, Patrick
- Allfrey, Peter to Allison, William Francis Dudley
- Allison, William Henry to Allsopp, William Henry
- Allsopp, Winifred Violet to Alsford, W. J.
- Alson, Anne Mary Theresa to Altamont, Earl of (Christopher Ulick)
- Altaribus, Hugh de to Altham, Margaret Livingstone
- Altham, Maria Wilhelmina Gräfin von to Alvarez de Toledo y Samaniego, Jose, Conde de la Ventosa
- Alvarez de Toledo y Silva, Rosalia (Doña) to Amberg, William M.
- Amberley, 1st Viscount, of Amberley, co. Gloucester and Ardsalla, co. Meath (John) to Amesbury, Raleigh Cornwallis
- Amesbury, Richard Anthony to Amorie, Roger d', 1st Lord d'Amorie
- Amory, 1st Viscount, of Tiverton, co. Devon (Derick) to Amyand, Mary
- Amyand, Mary Catharine to Anderdon, Sybilla Marjory
- Anderl, Gustav to Anderson, Cecil Haig Learmouth
- Anderson, Cecilia Claribel to Anderson, Frances Laurence
- Anderson, Frances Maria to Anderson, Jeffrey Alan
- Anderson, Jemima Eliza to Anderson, Mary E.
- Anderson, Mary Elizabeth to Anderson, Truman Derwood, Jr.
- Anderson, unknown to Ando, Victoria Emanuela Eleanora
- Andoe, Alexandra to Andrews, Barbara Mary
- Andrews, Barbara Mary Constantine to Andrews, Jane Lawson
- Andrews, Janet Elizabeth to Andrews, Sarah Caroline
- Andrews, Sarah Catherine to Angel de Gamas, Miguel
- Angel, Amy to Angove, William Collier
- Angrand, Amelia Jane to Anhalt-Bernburg, Dorothea Matilde von
- Anhalt-Bernburg, Eleonore Hedwig von to Anhalt-Dessau, Wilhelm Gustav von
- Anhalt-Dessau-Köthen, Herzog von (Leopold IV Friedrich) to Anjou, Ermengarde d'
- Anjou, Ermisende d' to Annaly of Annaly and Rathcline, Marye Isabel
- Annaly of Tenelick, 1st Baron, co. Longford (Henry) to Annesley, Caroline
- Annesley, Caroline to Annesley, Mabel Frances
- Annesley, Mabel Jeannie to Ansbach, Herzog von (Georg)
- Anscell, Catherine to Anson, Frances Elizabeth
- Anson, Frances l' to Anson, Yvonne
- Anson-Horton, Henry to Anstruther, Margaret
- Anstruther, Margaret to Anthony, unknown daughter
- Antich, Audrey to Antrobus, Michael Ronald
- Antrobus, Millicent to Appleton, Henry, 3rd Bt.
- Appleton, Henry, 4th Bt. to Aquilar, Henry Torrens d'
- Aquillion, Isobel to Arbre de Malander, Jean de l'
- Arbuckle, Alice to Arbuthnot, Herbert Robinson
- Arbuthnot, Hester Marion to Arbuthnot, William, 1st Bt.
- Arbuthnot-Dolan, Bonnie to Arbuthnott, Margaret
- Arbuthnott, Margaret to Archdale, Blith
- Archdale, Brenda to Archdall, Catherine Jane
- Archdall, Charles to Archer, Anne
- Archer, Anne to Archer, May
- Archer, Michael George Murray to Archibald, Muriel Osborne
- Archibald, Myles Falcon Downes to Ardagh-Walter, Prudence Mary
- Ardales, 21° Marqués de (Jaime) to Arden, Maud
- Arden, Maud to Arenberg, Valerie Marie von
- Arenburg, Eleonore Prinzessin und Herzogin d' to Argyll, Thane of (Somerled)
- Argyropoulos, Maria to Arkwright, Mary
- Arkwright, Mary to Armfield, William Alexander
- Armildez, Arabuena to Armitstead, Robert Charles Henry (Lt.-Col.)
- Armour, Aleksandra Pavlovna to Armstrong, Eleanor
- Armstrong, Eleanor Justina to Armstrong, Kathryn Anne
- Armstrong, Kenneth Harry to Armstrong, William
- Armstrong, William to Armytage, Winifred Harriett
- Armytage-Creyke, Everilda Frances to Arnold, Richard
- Arnold, Richard Aldous to Arnott, Thomas of Chappel Kettle
- Arnott, Veronica Mary to Arrow, William
- Arrowsmith, Abigail to Arthur, Leonard Robert Sunkersett
- Arthur, Leonora Frances to Arundel, Countess of (Anne)
- Arundel, Countess of (Anne) to Arundell, Jane
- Arundell, Jane to Arvidsson, Rosamund
- Arvse, Henry to Ashbrooke, Veronica Philippa
- Ashburner, Alan to Ashburnham, Sophia
- Ashburnham, Theodosia Julia to Ashe, Zoe Cecilia
- Ashe-A'Court, Lætitia to Ashley, William
- Ashley-Cooper, Anne to Ashton, Julie
- Ashton, Karen to Ashworth, Louisa Beatrice
- Ashworth, Louisa Child to Askwith, William Harrison
- Aslachsen, Eva Mary Hamilton to Asquith, Mary Clare
- Asquith, Mary Clare to Assheton, Richard
- Assheton, Richard to Astley, Eleanor
- Astley, Eleanor Blanche Mary to Astley-Corbett, Pamela Irene
- Astley-Jones, A. to Aston, Yvonne
- Astor of Hever, 1st Baron, of Hever Castle, co. Kent (John Jacob) to Astry, Samuel (Sir)
- Asturias, Alfonso I of to Athill, William Robert Charles
- Athinscuby, unknown to Atkin, William Robert
- Atkindon, unknown to Atkinson, Annesley Moira
- Atkinson, Annie Johnstone to Atkinson, Jane
- Atkinson, Jane to Atkinson, William
- Atkinson, William to Attlee, Nicola
- Attlee, Patricia Marianne Bravery to Aubrey, John (Sir)
- Aubrey, John, 1st Bt. to Auchinleck, Marion
- Auchinleck, Marjory to Audley, Baroness (Joan)
- Audley, Baroness (Joan) to Augener, George Peter William
- Auger, Filmer E to Austen, Henry
- Austen, Henry Edmund to Austin, Mary Ellen Edith
- Austin, Mary Helen to Aveland, 4th Baron, of Aveland, co. Lincoln (Gilbert James)
- Aveling, Beatrix Mary Clifford to Avon, Countess of (Anne Clarissa)
- Avondale, 1st Earl of (James) to Ayer, Vanessa Mary Addison
- Ayers, Arthur to Ayley, Richard
- Ayliff, Barbara to Aylmer, Elizabeth Frances
- Aylmer, Elizabeth Mona to Aylmer, Matthew
- Aylmer, Matthew, 1st Lord Aylmer to Aylwin, William Harry
- Aymer, Alexander Lindsay to Aytoun, W. E.
- Azabuja, 1st Conte di (Augusto) to Babington, Catherine
- Babington, Catherine to Babington, Katherine
- Babington, Katherine to Babington, William de
- Babington, William Henry to Backhouse, Jenifer Ann
- Backhouse, Jessie to Bacon, Elizabeth
- Bacon, Elizabeth to Bacon, William Charles Edward
- Bacon, William Frederick to Baden, Marie Prinzessin von
- Baden, Marie Prinzessin von to Badger, Talbot
- Badger-Weller, Jane to Bagenal, Walter
- Bagenal, Walter to Baggott, Teresa
- Baggs, Albert Nicholas to Bagnell, William
- Bagnell, William David Armstrong to Bagot, Honora
- Bagot, Hugh Villiers to Bagration-Moukhransky, Thelmouraz
- Bagration-Moukhranskya, Leonida Georgiievna, Princess Bagration-Moukhranskya to Bagwell-Purefoy, Zia Mills
- Bahamonde, Rosalía Seco to Bailey, Frederick Marshman (Lt.-Col.)
- Bailey, Frederick William to Bailey, Philip
- Bailey, Philip Graham to Baillie, David
- Baillie, David to Baillie, Mary Anne
- Baillie, Mary Dennistoun to Baillie-Hamilton, William Alexander
- Baillie-Hamilton-Arden, George to Bailly, Sarah
- Bailward, Alan to Bainbridge, John Taylor
- Bainbridge, Joseph to Baird, Archibald
- Baird, Ariel Olivia Winifred to Baird, Muriel Easter Daffodil Therese
- Baird, Muriel Jane to Baker, Alice Sybil
- Baker, Alicia Louise Grisewood to Baker, Elizabeth
- Baker, Elizabeth to Baker, Horace
- Baker, Horace to Baker, Martha
- Baker, Martha to Baker, Thomas
- Baker, Thomas to Balcarres, Master of (Colin)
- Balch, Mary Ann to Baldwin, George William Robert
- Baldwin, Gladys Mary to Balfe, Kathleen Mary
- Balfe, Kathleen Mary to Balfour, Charlotte Julian
- Balfour, Christian to Balfour, James Heriot
- Balfour, James Maitland to Balfour, Paula Susan Cuene-Grandidier
- Balfour, Pearl Elspeth to Ball, Anne
- Ball, Anne to Ball, Mary
- Ball, Mary to Ballantyne, William
- Ballard, Alice Mary to Bally, Zoe Louise
- Ballyane, Baron of, co. Wexford (Cahir McArt) to Balwhidder, Glenalmond and Glenlyon, 9th Viscount of, co. Perth (James Thomas)
- Baly, Amelia Maria to Bamfylde, Richard Warwick, 4th Bt.
- Bamlett, John to Bancroft, George Louis Pleydell
- Bancroft, George Ross to Bangor, Viscountess (Sarah Mary Malet)
- Bangs, Elijah Keeler to Banks, Esther
- Banks, Ethvel V to Bannerman, Charles of Elsick, 8th Bt.
- Bannerman, Charlotte Elizabeth to Bannside, Baron, in the County of Antrim (Ian Richard Kyle)
- Banon, Awley to Barber, Doris Hastings
- Barber, Dorothy to Barbour, Mary Davey
- Barbour, Nancy Phyllida Rose to Barclay, Clare
- Barclay, Clare Amabel to Barclay, John
- Barclay, John to Barclay, Susannah
- Barclay, Susannah to Barcroft, Molina
- Barcroft, Norman Dennison to Barela, Jennifer Lee
- Barell, Christoph to Baring, Ben
- Baring, Brenda Margery to Baring, Julian Guy Alexander
- Baring, Juliet Victoria to Baring, Zein
- Baring-Gould, Agatha Mary to Barker, Elizabeth
- Barker, Elizabeth to Barker, Penelope
- Barker, Percy C. to Barkley, Thomas Yuille
- Barklie, James Richard to Barlow, Frances Ida Marguerite
- Barlow, Frances Victoria to Barlow, Samuel Francis
- Barlow, Sanchia to Barnard, James Archibald Joseph
- Barnard, Jane to Barne, Lucy Margare
- Barne, Margaret Isabel to Barnes, Katherine Frances Corbet
- Barnes, Kathleen Margaret to Barnett, Frances Elizabeth
- Barnett, Frances Mary to Barnewall, Brian Francis
- Barnewall, Bridget to Barnewall, Margaret Anne
- Barnewall, Margaret Jane to Barnham, William
- Barnhill, Jane to Barrack, Bonita
- Barraclough, Abraham to Barratt, Olivia Golding Milward
- Barratt, Oswald Horner to Barrett, Jessamine Anne Ritchen
- Barrett, Jessie to Barrett-Lennard, Derwent Thomas Keith
- Barrett-Lennard, Dina Campbell to Barrett-Lennard, Robert Villiers
- Barrett-Lennard, Rosa to Barrington, Evelyn Laura
- Barrington, Evelyn Victoria Muriel to Barrington-Ward, Victor Michael
- Barrios, Eduardo to Barron, Netterville Guy
- Barron, Netterville John to Barrow, James
- Barrow, Jason to Barry, 7th Viscount (Richard)
- Barry, 8th Baronet, of the city of Dublin (James) to Barry, Dora
- Barry, Dora to Barry, Gillian Margaret
- Barry, Gladys Ida to Barry, Julia
- Barry, Julia Mary to Barry, Pierce
- Barry, Rebecca to Barry, William
- Barry, William to Bartholomew, Olive Louise
- Bartholomew, Philip to Bartlett, Nigel
- Bartlett, Norman Alaric to Barton, Catherine
- Barton, Catherine to Barton, Henry
- Barton, Henry to Barton, Oswald
- Barton, Pamela D. J. to Bartram, Winifred Marion
- Bartrop, Albert Hector to Barttelot, Thomas
- Barttelot, Thomas to Basing of Basing Byflete and of Hoddington, Baroness (Mary)
- Basing, Elizabeth to Basset, Edward
- Basset, Ela to Bassett, Violet Phoebe Marshall
- Bassett, W. N. to Batarnay, Jean de
- Batatzaina, Theodora to Bateman, Temperance
- Bateman, Thomas to Bates, Philip Edward
- Bates, Phoebe Hilaré Poett to Bath, William
- Bathe, 3rd Baronet de (William Plunkett) to Bathurst, Evelyn Elizabeth Barnard
- Bathurst, Evelyn Selina to Batson, William
- Batstone, Gemma Dawn to Batthyány von Német-Ujvár, Zsiga
- Batthyány, Alexander to Bauer, Violet May Josephine
- Bauffremont, Agnes de to Baviera y de Mesía, Maria Theresia de
- Bavin, Anthony Julian to Baxter, John
- Baxter, John to Bayern, Gabriele Adelgunde Marie Theresia Antonia Prinzessin von
- Bayern, Gackl to Bayern, Prinz von (Georg Franz Joseph Leopold)
- Bayern, Prinz von (Heinrich Franz Wilhelm) to Bayham of Bayham Abbey, 7th Viscount, co. Sussex (David George Edward Henry)
- Bayham, Arthur to Bayley, John Robert Laurie Emilius
- Bayley, John, 1st Bt. to Bayly, Alyssa Roze
- Bayly, Amanda Jane to Bayly, Henrietta Sophia
- Bayly, Henry to Bayly, Ryker Kenneth
- Bayly, Sami to Baynes, William, 2nd Bt.
- Baynham, Alexander to Bazalgette, Norman
- Bazalgette, Olivia M. to Beachy-Head, William
- Beacon, Joyce to Beale, Louisa Margaret Ayler
- Beale, Louisa Phoebe to Beamish, Charles Hawkins
- Beamish, Charles Henry to Beamish, Gwynne
- Beamish, Hannah to Beamish, Mary Elizabeth
- Beamish, Mary Elizabeth Frances to Beamish, William Robert Delacour
- Beamish, William Stewart Broadley to Beare, Walter Barrington
- Bearinger, Edward to Beattie, Zara
- Beatty, 1st Baron, of the North Sea and of Brooksby, co. Leicester (David) to Beauchamp, Camilla
- Beauchamp, Carla Jenoyce to Beauchamp, Maria Louisa
- Beauchamp, Maria Radford Knight to Beauclerk, Caroline Elizabeth
- Beauclerk, Caroline Elizabeth to Beauclerk, William
- Beauclerk, William to Beauharnais, Theodelinde Louise Eugénie Auguste Napoléone, Princess de Beauharnais
- Beaujeu, Edouard I, Seigneur de Beaujeu to Beaumont, Diana Wentworth Blackett
- Beaumont, Diane to Beaumont, Hugh Nicholas
- Beaumont, Huntingdon to Beaumont, Richard Christian
- Beaumont, Richard de to Beauvais, Uranie de la Cropte de
- Beauvaland, Anne Bibiane to Becher, Charlotte Myrtle
- Becher, Clara Ruth to Becher, Letitia Hungerford
- Becher, Lionel to Beches, Robert de la
- Bechet, Maria to Becker, Wilfred
- Becker-Rémy, Elisabeth de to Beckett-Denison, William
- Beckford, Adrian to Beckwith-Smith, Susan Elaine
- Beckx, Florence Eleanore to Bedford, Leo
- Bedford, Leslie Stephen to Beech, Winifred
- Beecham, 1st Baronet, of Ewanville, Huyston, co. Lancaster (Joseph) to Beelaerts von Blockland, Olga Maria Theresia Barbara
- Beeley, Francis Mycroft to Beevor, Charles
- Beevor, Charlotte Louise to Begougne de Juniac, Marguerite
- Begue de Germiny, Anne le to Belasyse, Henry
- Belasyse, Henry to Belgique, Philippe Eugène, Comte de Flandre
- Belgique, Philippe Léopold Louis Marie, Roi des Belges to Bell, Anne
- Bell, Anne to Bell, Elizabeth
- Bell, Elizabeth to Bell, James
- Bell, James to Bell, Maria Aletta
- Bell, Maria Cecilia to Bell, Robina
- Bell, Robina Dora to Bell-Irving, Richard
- Bell-Irving, Roderick Ogle to Bellenden, William, 1st Lord Bellenden of Broughton
- Bellenden-Ker, Margaret to Bellew, Richard George
- Bellew, Richard, 3rd Baron Bellew of Duleek to Bellingham, Jillian
- Bellingham, Joan to Bellott, Edward
- Bellow, Abraham to Belzunce, Roderigue Henri Jean Louis Marie de
- Belzunce-Castelmauron, Henri René Marie, Marquis de Belzunce to Bence-Trower, Violet Elizabeth Mabel
- Bench, Alison G. S. to Bengough, June Dunham
- Bengough, Laura Alice K. to Benn, Robert Ernest, 5th Bt.
- Benn, Robin to Bennet, William, of Grubet, co. Roxburgh
- Bennett of Edgbaston, 1st Baron, of Sutton Coldfield, co. Warwick (Peter Frederick Blaker) to Bennett, Dorothy
- Bennett, Dorothy Anne Elizabeth to Bennett, James
- Bennett, James Carthew Cavendish to Bennett, Myrtle Violet
- Bennett, Nancy Clover to Bennett, Wendie Joan
- Bennett, Wilfrid to Bennison, Lucy
- Bennison, Lucy Emily to Benson, Eliza Clementine
- Benson, Elizabeth to Benson, Williama Margaret
- Benstead, Charles to Bentinck, Anna Margot Agnes
- Bentinck, Anna Maria Barones to Bentley, Frederick Stocks
- Bentley, George to Benyon, Zoe Lavinia Beatrice
- Benzaquen, Bathsheba to Beresford, Arthur de la Poer
- Beresford, Arthur George de la Poer to Beresford, Helen
- Beresford, Helen Anne to Beresford, Patricia Muriel
- Beresford, Patrick Tristram de La Poer to Beresford-Peirse, Windham de la Poer
- Beresford-Wood, Gwendolen to Berger, William
- Berger-Sandhofer, Michael to Berkeley, Anne
- Berkeley, Anne to Berkeley, Georgiana Mary
- Berkeley, Georgina to Berkeley, Maurice 'the Courtier'
- Berkeley, Maurice 'the Lawier' to Berkley-Matthews, Susan Margaret Gyde
- Berkrolls, Charles to Bermingham, William, 1st Baron Carbery
- Bermond d'Anduse, Philippe de to Bernal-Osborne, Ralph
- Bernaldo de Quirós y Alcala-Galiano, Luis, 9° Marqués de Campo Sagrado to Bernard, Helen
- Bernard, Henrietta to Bernardini, Sandra
- Bernardino, Henri to Berney, Sarah
- Berney, Sheena Mary to Berry, Aubrey Hugh
- Berry, Aurélie to Berry, William
- Berry, William to Bertie, James, Lord Norreys
- Bertie, James, Lord Norreys to Bertram, William
- Bertran de Lis y Derret, Vicente to Best, Caroline Eliza Montagu
- Best, Caroline Gemma to Best, Thomas Bernard Nicholas
- Best, Thomas Charles Hardinge to Bethell, Elizabeth
- Bethell, Elizabeth to Bethune, Evelyn Carnegie
- Bethune, Frances Cecilia to Betts, Mabel Gertrude
- Betts, Margaret Ann to Bevan, Georgina Lucy
- Bevan, Gladys Mary to Bevan, Timothy
- Bevan, Timothy to Bevis, Xanthe Frances Henrietta
- Bevonshaw, Edward to Bianconi, Mary Anne
- Bianze, Gionluca Morozzo di to Bickel, Richard
- Bicker, Catharina to Biddle, Tiffany Lynn Rose
- Biddlecombe, Henrietta to Biddulph, Jane
- Biddulph, Jane to Biddulph, Winifred Agnes
- Bideford, Edith de to Bigg, Winifred Howard
- Bigg-Wither, Reginald FitzHugh (Reverend) to Bigham, Helen
- Bigham, Henry to Billett, Winifred Mary
- Billi, Deirdre Nell to Bindloss, Thomas Henry
- Bindlosse, 1st Baronet, of Borwick, co. Lancaster (Robert) to Bingham, Dorothea Minnie
- Bingham, Dorothy to Bingham, Richard
- Bingham, Richard to Binns, unknown
- Binny, Alan James Murray to Birch Reynardson, William Robert Ashley
- Birch, Ada Caroline to Birch, Mary
- Birch, Mary to Bird, Bruce
- Bird, Caroline to Bird, Yvonne Swingler
- Birdlake, Brent Daniel to Birkbeck, Ysabel Caroline
- Birkenfeld, Christian I Pfalzgraf von to Birley, Henry Reginald
- Birley, Herbert to Birts, Marie Josephine
- Birttes, Horatio to Bishop, Elizabeth
- Bishop, Elizabeth to Bishopp, Thomas Cecil S.
- Bishopp, Thomas, 1st Bt. to Bissoni Facio, Amanda Teresa
- Bissonnette, Cameron to Black, Dora Winifred
- Black, Dorothy to Black, Samuel
- Black, Sarah to Blackall, Thomas Jonas
- Blackall, Thomond to Blackburne, Ynys
- Blackburne-Maze, Cecil Ireland to Blackett, Barbara
- Blackett, Baron, of Chelsea in Greater London (Patrick Maynard Stuart) to Blackett-Ord, William Reginald
- Blackett-Swiny, Kathleen Prudence Eirene to Blackmore, unknown
- Blacknall, John to Blackwood, Elizabeth Dorcas
- Blackwood, Elizabeth Mary to Bladon, unknown wife
- Bladwell, Elizabeth to Blair, Gustavus Frederick (Colonel)
- Blair, H. to Blair-Oliphant, Sarah Margaret
- Blairhall, Lord (Dugald) to Blake, Charles
- Blake, Charles to Blake, Geraldine Honor
- Blake, Gertrude Mary to Blake, Lionel
- Blake, Llewellyn to Blake, Peter
- Blake, Peter to Blake, Winifred
- Blake, Winifred Mary to Blakeney, John
- Blakeney, John to Blaker, William Frederick
- Blakesley, Annie Edith to Blakiston, Thomas, 1st Bt.
- Blakiston, Victoria Jane to Bland, Annabella
- Bland, Anne to Bland, Mary
- Bland, Mary to Blandy, Peter Bernard J.
- Blandy, Raleigh Evelyn to Blaquiere, William, 6th Baron de Blaquiere of Ardkill
- Blaquière, Elizabeth de to Bleazby, William John
- Blechenden, Florence to Blennerhassett, Charles Henry Marmaduke, 8th Bt.
- Blennerhassett, Charles John Allanson Winn to Blennerhassett, John
- Blennerhassett, John to Blennerhassett, Therese
- Blennerhassett, Therese Martini to Bligh, Elizabeth
- Bligh, Elizabeth to Blishen, Sarah Anne
- Bliss, Ann Noël to Blois, Ian Steuart
- Blois, Iris Freda to Blomefield, Thomas Wilmot Peregrine, 4th Bt.
- Blomefield, Thomas, 1st Bt. to Blood, Elizabeth
- Blood, Elizabeth Ann to Blood, Olivia Mary Morice
- Blood, Patricia Irene to Bloome, Richard
- Bloomer, Alice Letitia Clinton to Blount, Elizabeth
- Blount, Elizabeth Anne Mary to Blount, Winifred Aubrey
- Blow, Adrian Simon to Blumer, Thomas John Luke
- Blumofe, Doris to Blunden, Hubert Chisholm, 8th Bt.
- Blunden, Jane to Blunt, Marcia
- Blunt, Margaret to Blyth, Yvonne K.
- Blyth-Schofield, Susan to Boase, Thursa Ann
- Boasman, Graeme James to Boddam, William Tudor
- Boddam-Whetham, A. S. to Bodley-Scott, Philip
- Bodman zu Möggingen, Frischhans von to Boffee, Norman Maxwell
- Bofinger, James W. to Bohemia, Elisabeth of
- Bohemia, Elizabeth of to Boileau, Guy Francis, 8th Bt.
- Boileau, Hannah to Boissevain, Willem Geoffrey
- Boissevain, William to Boldero, Susan
- Boldero, William to Bolitho, Mary
- Bolitho, Mary to Bolton, Beatrice Frances Alice
- Bolton, Belinda Anne to Bolton, Victoria Grace Tombs
- Bolton, Victoria Henrietta Josephine to Bomford, Winifred Dora
- Bomhard, Christa von to Bonas, Winifred
- Bonaventuri, Bianca to Bond, John
- Bond, John to Bonde, Ylva
- Bondonneau, Guy Henry René to Bonham, Richard Charles
- Bonham, Richard David to Bonnin, William Frew
- Bonnington, Evelyn Minnie to Bonzet, unknown du
- Boobbyer, Angus Tremayne to Boord, Yvonne Swingler
- Boorer, James to Booth, Charles Henry
- Booth, Charles Oldfield to Booth, Henrietta
- Booth, Henrietta Mary to Booth, Margaret Andrina
- Booth, Margaret Emily to Booth, Susan
- Booth, Susan to Boothby, Elizabeth
- Boothby, Elizabeth to Boothe, William Franklin
- Bootherstone, Anne Elizabeth to Borbone, Ferdinando I, Duca di Parma
- Borbone, Ferdinando I, Re delle Due Sicilie to Borbón y de Borbón, Pedro de Alcantara, Duque de Durcal
- Borbón y de Bosch-Labras, Maria Cristina, Duquesa de Durcal to Bordessa, Beatriz, Contessa di Villa Calli
- Bordewich, Georgiana Elizabeth May to Boreel, William, 9th Bt.
- Boreham, Philip M. to Borlase, William
- Borlase, William to Borrie, Harold
- Borrie, Harriet Machin to Borselen, Wolfert VI, Heer van Veere, Comte de Grandpré
- Borsicke, Anna to Borthwick, John
- Borthwick, John to Borthwick-Brown, Robert
- Borthwick-Norton, Eva Sardinia to Bosanquet, Gertrude Mary
- Bosanquet, Grace Isabella to Boscawen, Jessica Frances
- Boscawen, Joan to Bossi-Fedrigotti, Verena
- Bossingham, Benjamin to Bostock, William
- Bostock, William Brown to Boswell, Elizabeth
- Boswell, Elizabeth to Boteler, William, 2nd Baron Boteler of Brantfield
- Boterel, Christian to Botiler, William, 6th Lord Sudeley
- Botiller, 1st Lord le (William) to Botts, Martha Lawson
- Bouays de La Begassiere, Monique du to Boughey, William James
- Boughton, 10th Baronet, of Lawford Parva, co. Warwick (William Edward) to Boulogne, William of Boulogne de
- Boulonnois, Emelie Josephine to Boulton, Nicholas Molesworth Adair
- Boulton, Nicola Mary to Bourbon, James
- Bourbon, James II, Comte de Marche to Bourchier of Cromwell, 1st Lord (Humphrey)
- Bourchier, 10th Lord (Robert) to Bourdoncle de Saint-Salvy, Stephanie de
- Bourdot, Camille to Bourgoing, Philippe Marie François de
- Bourke of Bophin, 1st Baron, co. Galway (John) to Bourke, Hubert Edward Madden
- Bourke, Irene to Bourke, Theobald, MacWilliam Bourke Oughter
- Bourke, Theodosia Eleanor to Bourne, Margaret Rose
- Bourne, Marian to Bouth, unknown
- Bouthe, John de to Bouymistrov, Wladimir
- Bouzet, Alexandre du to Bowden, Baroness (Mary)
- Bowden, Bertram Caleb to Bowen, Cecil
- Bowen, Cecil Leander John to Bowen, Marie Louise
- Bowen, Marion May to Bower, Ivy Vera
- Bower, James Bower to Bowers, William
- Bowes of Clonlyon, 1st Lord, co. Meath (John) to Bowhill, William Johnson
- Bowie, Angus Charles to Bowlby, Peter
- Bowlby, Peter to Bowles, Rosemary Anne
- Bowles, Roxanna Massie to Bowman, William, 1st Bt.
- Bowman-Vaughan, Alyson Patricia to Bowyer, Dorothy
- Bowyer, Dorothy to Bowyer-Smijth, William, 12th Bt.
- Bowyer-Smyth, Alfred John to Boyce, Thomas Leighton
- Boyce, Thomas Leslie to Boyd, Eliza Louisa
- Boyd, Eliza Sarah to Boyd, John Dixon Iklé (Sir)
- Boyd, John Gordon to Boyd, Sandra Molly
- Boyd, Sarah Caroline to Boyer, William Arabin
- Boyes, Alison Tamsin to Boyle, Bertha
- Boyle, Bertha to Boyle, Florence Cecilia
- Boyle, Florence Mary to Boyle, John, 2nd Earl of Glasgow
- Boyle, John, 3rd Earl of Glasgow to Boyle, Richard Patrick
- Boyle, Richard Piers to Boyne, Viscountess (Rosemary Anne)
- Boynton, 10th Baronet, of Barmston, co. York (Henry) to Brabant, Jean 'the Peaceful'
- Brabant, Jean I de to Brabazon, James
- Brabazon, James to Brabourne of Brabourne, Baroness (Penelope Meredith)
- Brabourne, Lord (Nicholas Louis Charles Norton) to Brackley, Viscountess (Frances)
- Bracknell, Catherine Caroline to Bradfield, Margaret
- Bradford of Bradford, 1st Baron, co. Shropshire (Henry) to Bradford, William Rex Jack
- Bradford-Atkinson, Mary Grace to Bradley, Williamina
- Bradley-Birt, Francis Bradley to Bradshaw, Maud Annette Letitia Elizabeth
- Bradshaw, May Victoria to Brady, Jane Harriet
- Brady, Jeanne Marie to Bragança, Pedro de Alcantara Francisco António Joao Carlos Xavier de Paula Miguel Rafael Joaquim José Gonzaga Pascual Cipriano Serafim
- Bragança, Pedro de Alcantara João Carlos Leopoldo Savador Bibiano Francisco Xavier de Paula Leocãdio Miguel Rafael Gabriel Gonzaga to Braine, William
- Braine-sur-Vesle, Seigneur de (Andre) to Bramley, William Hugh Carr
- Bramley-Moore, Ellaline to Brand, Herbert George
- Brand, Hilary to Brandenburg, Otto II von
- Brandenburg, Otto III Markgraf von to Brandolini d'Adda, Yasmin
- Brandolini, Maria to Brands, William
- Brandstetter, Lieselotte to Brashich, Ranko
- Brasic, Gillian Elizabeth to Brassey, John
- Brassey, John to Braunschweig-Bevern, Marie von
- Braunschweig-Blankenburg, Ludwig Rudolf von to Braunschweig-Lüneburg, Ursula von
- Braunschweig-Lüneburg, Wenzel II von to Braunschweig-Wolfenbüttel, Wilhelm Herzog von
- Braunschweig-Wolfenbüttel, Wilhelm I von to Bray, William
- Bray, William to Breary, William
- Breay, Christopher to Breene, Mary
- Breerwood, Charlotte to Brenan, Mary Anne
- Brenan, Mary Clare to Brent, William
- Brentano, Anne Charlotte to Brereton, Francis
- Brereton, Francis to Brereton, Randle
- Brereton, Rebecca to Bretagne, John II de Montfort de
- Bretagne, John, 3rd Earl of Richmond to Brett, Mary
- Brett, Mary to Brewer, Victoria Louise
- Brewerton, Derrick to Brice, unknown
- Brice, unknown to Bridgeman, Helena Mary
- Bridgeman, Henry Clive Orlando to Bridges, Denis Pakenham
- Bridges, Denis Pakenham to Bridgford, Thomas
- Bridgland, Grace Beatrice to Brienne, Yolande
- Briercliffe, (child) to Briggs, Lucy A.
- Briggs, Mabel Marion to Brightman, William Henry
- Brighton, Claire L. to Brindle, Walter S.
- Brindley, A. D. to Brisbane, John Douglas
- Brisbane, John of Bishopton to Briscoe, Emily
- Briscoe, Esther Mary to Brister, Victoria Anne
- Bristoe, Robert to Brittain, Sally
- Brittain, Samson S. W. to Broadbent, William Herbert
- Broadbridge, 1st Baron, of Brighton, co. Sussex (George Thomas) to Brock, Ian Lawrence
- Brock, Irene Catherine to Brocklebank, Katherine Leonide
- Brocklebank, Katherine Mary to Broderick, William
- Broderip, Edmund to Brodie, Israel
- Brodie, J. to Brodie, William, 2nd of Coltfield
- Brodie-Innes, Eliza to Brodstone, Mathilde Emelie
- Broe, Alice Maria Caroline de to Bromet, William Rhodes
- Bromfield, 1st Baronet, of Southwark, co. Surrey (John) to Bromley, Jemima
- Bromley, Jennifer Mary to Brook, June Rosemary
- Brook, Maimiti to Brooke, Beth Allender
- Brooke, Beverley Elizabeth to Brooke, Ghita
- Brooke, Gillian Leonora to Brooke, Margaret
- Brooke, Margaret to Brooke, Susan
- Brooke, Susan Alice to Brookes, John, 1st Bt.
- Brookes, John, 3rd Bt. to Brooks, Geoffrey Charles
- Brooks, George to Brooks, Winifred Mary Anne
- Brooks-Baker, Catherine Mary to Broome, William Rowe
- Broomfield, Anne to Brougham, Emily Clarissa
- Brougham, Emily Evelyn to Broughton, Emily Ann Frances
- Broughton, Emily Patricia to Broughton, William Edward
- Broughton, William Edward Delves to Broun, Mary Eleanor
- Broun, Mary Louise to Brown, Alice Anne
- Brown, Alice Elizabeth to Brown, Christina
- Brown, Christina Elizabeth to Brown, Eva
- Brown, Eva Douglas to Brown, Isaac
- Brown, Isaac to Brown, Juliet Marguerite
- Brown, Juliet Mary to Brown, Matilda Poppy
- Brown, Matilda Rose to Brown, Robin
- Brown, Robin to Brown, Warwick
- Brown, Wayne to Browne, Anna Elizabeth
- Browne, Anna Florence Augusta to Browne, Christine Mary
- Browne, Christopher to Browne, Ellinor
- Browne, Elliott Martin to Browne, Hazel Bessie
- Browne, Hector Graham to Browne, John Dillon
- Browne, John Douglas to Browne, Mary
- Browne, Mary to Browne, Robert
- Browne, Robert to Browne, Victoria
- Browne, Violet Ailsa to Browning, Edmund John
- Browning, Edward to Brownless, William Stanley
- Brownlow of Belton, 1st Baron, co. Lincoln (Brownlow) to Brownlow, William, 4th Bt.
- Brownlowe, Margaret to Bruce of Kinlosse, Baroness (Magdalene)
- Bruce of Melbourne, 1st Viscount, of Westminster Gardens, in the City of Westminster (Stanley Melbourne) to Bruce, Anna Maria
- Bruce, Anna Maria Frances to Bruce, Deborah Lynn
- Bruce, Derek William to Bruce, George of Carnock
- Bruce, George of Carnock to Bruce, Janet Mary
- Bruce, Janet Sarah to Bruce, Margaret
- Bruce, Margaret to Bruce, Norah Creina Blanche
- Bruce, Norah Creina Blanche to Bruce, Tanya Romayne
- Bruce, Teresa Helen Emma to Bruce-Gardyne, William, 6th of Middleton
- Bruce-Hope, Charlotte to Brudenell-Bruce, Christabel Marie-Jeanne
- Brudenell-Bruce, Christine Muriel to Brulé, Xénia Anastasie Germaine Louis
- Bruman, Monika to Brunold, Wilhelmine, Gräfin von Tiefenbach
- Brunow, Dage Collin to Brutton, W.
- Bruun, Gerda to Bryan, Wilmot Eardley
- Bryans Burton, Lord of (William) to Bryce, Viscountess (Elizabeth Marion)
- Bryce-Smith, Arnold to Brân, Llywarch ap
- Brée, Elizabeth to Buchan, Charles Walter Edward Ralph
- Buchan, Charlotte Rose to Buchan-Sydserff, Francis of Ruchlaw
- Buchanan, 1st Baronet, of Dunburgh (Andrew) to Buchanan, Jean
- Buchanan, Jean to Buchanan-Baillie-Hamilton, Sophie Elizabeth
- Buchanan-Dunlop, Archibald Graham to Buckell, Violet Muriel Monamy
- Buckenham, Robert to Buckle, Winifred Prudence Mary
- Buckler, Bronwyn to Buckley, Tilly Oonah Lullabelle
- Buckley, Timothy to Bucknill, Thomas Townsend
- Bucknole, Charlotte to Buddicom, William Squire
- Buddle-Atkinson, Clara Elizabeth to Buffett, Dolores Silva Elizabeth
- Buffett, Dora Catherine Elizabeth to Buffett, Shane Seymour
- Buffett, Shanelle Lorrai to Bulgaria, Mafalda of
- Bulgaria, Malamir of to Bull, Frederick Julius
- Bull, Frederick William to Bullen, James Robert Gillespie
- Bullen, Jane to Buller, Mary
- Buller, Mary to Bullock, Henrietta Maria
- Bullock, Henry to Bult, unknown
- Bulteel, Ada Constance to Bulwer-Long, William Hanslip Bulwer
- Bulwer-Lytton, Alexander Edward John, Viscount Knebworth to Bunbury, William, 5th Bt.
- Bunbury-Isaac, Alicia to Bunyan, William
- Bunyon, Lawrence to Burchell, Valentine
- Burcher, Albert Victor Kerry to Burdett, Francis
- Burdett, Francis to Burdon, William Wharton
- Burdon-Sanderson, Elizabeth to Burges, Ynyr Richard Patrick
- Burges-Lumsden, Christopher of Pitcable to Burgh, Barbara Elizabeth Marguerite de
- Burgh, Barbara June de to Burgh, Lorraine Joy de
- Burgh, Louisa to Burgh, Zoë de
- Burgh-Canning, Herbert George de to Burguez, Vicki Annette
- Burgund, Adalgunde von to Burke, Frances
- Burke, Frances Constance to Burke, Mary Thomasine
- Burke, Matilda to Burkitt, Sarah L.
- Burkwood, Emily to Burn, Winifred
- Burn-Callander, Caroline Muriel to Burne, William Way
- Burne-Jones, 1st Baronet (Edward Coley) to Burnett, Andrew John Hanson
- Burnett, Andrew of Elrick to Burnett, Mary
- Burnett, Mary Augusta to Burney, Zara
- Burnford, Michael to Burns, Sarah
- Burns, Selina Colquhoun to Burrell, Catherine Anne Lucy
- Burrell, Catherine Mary Sermonda to Burrough, Francis Thomas
- Burrough, Frank to Burrowes, Gilbert C.
- Burrowes, Gilbert John to Burrows, Patience Mary Joy
- Burrows, Patricia to Burton, Andrea Jane
- Burton, Andrew Jack to Burton, John
- Burton, John to Burton-Chadwick, Wendy Lorraine
- Burton-Phillipson, Georgiana Jane to Bury, Richard
- Bury, Richard Nicol to Bush, Yorkie
- Bushall, Mary to Busse, Susan Anne
- Bussei, Giancarlo to Butcher, William
- Butchers, Helen to Butler, Anne Christal
- Butler, Anne Elizabeth to Butler, Christopher
- Butler, Christopher to Butler, Elinor
- Butler, Elinor Frances to Butler, Frances
- Butler, Frances to Butler, Humphrey
- Butler, Humphrey to Butler, Jeremy Hans
- Butler, Jeremy Somerset Pierce to Butler, Lucy
- Butler, Lucy to Butler, Mary Synolda
- Butler, Mary Victoria to Butler, Richard
- Butler, Richard to Butler, Theobald
- Butler, Theobald to Butler, Weeden
- Butler, Weeden to Butler-Johnstone, Isabella Margaret
- Butler-Kearney, Catherine Mary to Butt, Winifred
- Butt-Thompson, Frederick William to Butternock, Gilbert of
- Butters, Hylda Florence to Butturini, Nicholas James
- Buturlin, Elisabeth, Countess Buturlin to Buxton, Georgina Elizabeth
- Buxton, Gerald to Buxton, Nicholas Fowell
- Buxton, Nicola Mary Caroline to Buzzard, Richard Bethune
- Buzzard, Sarah to Byk, unknown daughter
- Bykbury, Elizabeth to Byng, James Master Owen
- Byng, Jennifer Mary Denise to Byrne, Cheryl Mary
- Byrne, Christian Rory to Byrne, Zoe Margaret
- Byrnes, Austin to Byron, Sarah
- Byron, Sarah Aina Violet to Cabbell Manners, Thomas Benjamin
- Cabbell, Katharine Joan to Cadbury, Susan
- Caddan, Elizabeth to Cadet de Gassicourt, Madeleine
- Cadge, Caroline Emma to Cadogan, Honoria Louisa
- Cadogan, Honoria Louisa to Cahaines, Ralph de
- Cahalan, Anna Mary to Cain, Zachary Peter Johnson
- Caine, 1st Baronet, of Greeba Castle in the Isle of Man (Derwent Hall) to Cairns, Conrad Thomas
- Cairns, Constance Anne to Caithness, Master of (John)
- Cajas, Elsa to Calder, Margaret of Napherson
- Calder, Muriel to Caldwell, Zara Louise
- Cale, Edith F. to Callaghan, Virginia
- Callaghan-Pace, Laura Frances to Callow, William C.
- Calloway, J. J. to Calverley, Walter, 1st Bt.
- Calverley, William to Calvert, Susannah
- Calvert, Susannah Honor to Cambridge, William James
- Cambrun, Jean de to Cameron, Catriona Mary Caulfield
- Cameron, Cecelia Jane to Cameron, Hermione Emily
- Cameron, Hester Caroline to Cameron, Mary Elizabeth
- Cameron, Mary Emma to Caminade de Chatenet, Edith
- Camm, Alfred Robert Maclean to Campbell, 4th Baronet (Claude Robert)
- Campbell, 4th Baronet (Guy Colin) to Campbell, Alexandra Belinda L.
- Campbell, Alexandra Clare to Campbell, Archibald
- Campbell, Archibald to Campbell, Caroline
- Campbell, Caroline to Campbell, Colin
- Campbell, Colin to Campbell, Donald of Auchinard, younger
- Campbell, Donald of Auchnacraig to Campbell, Eleanora
- Campbell, Eleanora to Campbell, Ethel Mildred
- Campbell, Etheldreda Augusta to Campbell, Gillespic
- Campbell, Gillespic to Campbell, Ian, 12th Duke of Argyll
- Campbell, Ian, 15th of Strachur to Campbell, James, 8th of Tearlach, 3rd of Tuerechan
- Campbell, James, 9th of Ardkinglas to Campbell, Jessie Mary
- Campbell, Jessy to Campbell, John Peter William
- Campbell, John Purves-Hume, 8th Bt. to Campbell, Louis Hamilton of Auchinbreck, 14th Bt.
- Campbell, Louis Henry Dugald of Auchinbreck, 9th Bt. to Campbell, Margaret Honor
- Campbell, Margaret Jane to Campbell, Mary
- Campbell, Mary to Campbell, Norman Douglas (Captain)
- Campbell, Norman Dugald Ferrier of Auchinbreck, 13th Bt. to Campbell, Roland
- Campbell, Rolla D., Jr. to Campbell, unknown daughter
- Campbell, unknown daughter to Campbell, Æthel Rosa
- Campbell-Bannerman, Beltram Edward to Campbell-Orde, Richard Stewart
- Campbell-Orde, Ronald Charles to Campion, Nieza
- Campion, Noel to Candole, James Anthony de
- Candole, James de to Cannell, Hugh
- Cannell, Hugh to Cannon, Margaret Jane
- Cannon, Mary to Cantlie, Zinnia Rosemary
- Cantlon, Ethel Margaret to Capell Brooke, William, 3rd Bt.
- Capell of Hadham, 10th Baron, co. Hereford (Reginald George de Vere) to Capell-Coningsby, Sarah
- Capella y Gomez-Acebo, Francisco to Caracciolo di Castagneto, Violante
- Caracciolo di Torella, Beatrice (Donna) to Cardale, Zara Diana
- Cardbury, Florence Emily to Carden, Jane Bolton
- Carden, Jane Dorothea to Carden, Winifred Mary
- Carder, Anne to Cardross, Master of (Henry)
- Cardwell Moore, Patrick to Carew, Frances
- Carew, Frances to Carew, Robert Russell
- Carew, Robert Shapland to Carey, John
- Carey, John to Carl, Sharon Maree
- Carlamere, Carl (Dr.) to Carleton, William Henry
- Carleton-L'Estrange, Christopher to Carlow, William
- Carlowitz, Georg Christoph von to Carlyon, Philip
- Carlyon, Philip to Carmichael, Elizabeth
- Carmichael, Elizabeth to Carmichael, Thomas
- Carmichael, Thomas to Carne, William Power
- Carnegie of Kinnaird and Leuchars, 10th Lord (Charles Noel) to Carnegie, Henrietta
- Carnegie, Henry to Carnegie, Susan Jean
- Carnegie, Susan Katherine Maud to Carnwath, Penelope Clare
- Carnwell, Edith A. to Carpenter, Mary Anne
- Carpenter, Mary Elizabeth to Carr, Frances
- Carr, Frances to Carr, Thomas
- Carr, Thomas to Carrick, Countess of (Anne)
- Carrick, Countess of (Ellen Rosemond Mary) to Carritt, Hugh Blasson
- Carrière, Agnes to Carroll, Winifred Frances
- Carroll-Leahy, Anne Mary to Carson, W.
- Carson, Walter Seymour to Carter, Edwin
- Carter, Edwin to Carter, Lilian May
- Carter, Lilly to Carter, William
- Carter, William to Cartwright, George
- Cartwright, George to Carver, Frederick William
- Carver, Geoffrey Russell to Cary, George Rolle
- Cary, George Rolle to Cary-Elwes, Peter
- Carye, 10th Lord (Lucius Bentinck) to Case, unknown daughter
- Casebourne, Charles Townshend to Casey, James
- Casey, Jane Alice Camilla (Hon.) to Cassels, Walter Seton
- Cassey, Elizabeth to Castaing, Reginald Percy
- Castaldini, H. A . to Castella, Sophie Sara de
- Castellabate, 7th Marquess of (Angelo Gennaro Granito) to Castilla, Enrique IV de
- Castilla, Fadrique de to Castle, Winsome
- Castle-Durrow, 10th Baron, co. Kilkenny (Llowarch Robert) to Castro Freire, Philippa Mary de
- Castro Grundland, Santiago to Cathcart, Charles
- Cathcart, Charles Alan to Catherwood, Roberta Irwin
- Catherwood, Rosanagh Shaen to Cats, Sible Hoitinga
- Catsaias, Natalia Norah to Caulfeild, Derek Arthur
- Caulfeild, Diana Penelope to Caulfeild, Sean David
- Caulfeild, Shane Andrew to Cautley, Walter George
- Cauty, Anne Elizabeth to Cave, Elizabeth
- Cave, Elizabeth to Cave, Wyamarus de
- Cave-Browne, Alice Rose to Cave-Browne-Cave, unknown wife
- Cave-Browne-Cave, Ursula Jane to Cavendish, Elizabeth
- Cavendish, Elizabeth to Cavendish, Muriel Cecil Harriott
- Cavendish, Myles Joseph Charles to Cavendish-Scott-Bentinck, William John Cavendish, 5th Duke of Portland
- Cavendish-Taylor, George to Cawston, Mary Ann
- Cawte, Elizabeth Houghton to Cayley, James
- Cayley, Jane to Cayzer, Mary
- Cayzer, Mary Agnes to Cearns, Marion
- Ceará, Duqueza de (Maria Isabel de Alcántara) to Cecil, Jimmy Charles
- Cecil, Joan to Ceisel, Katherine
- Cejuela y Fernández, Mercedes to Cessford, Emma Jane
- Cettner, Anne de to Chadwick, Æira Helen
- Chadwyck-Healey, 1st Baronet, of Wyphurst, Cranleigh, Surrey (Charles Edward Heley) to Challenor, Margaret Elizabeth
- Challice, Walter David to Chaloner, Garry Neil
- Chaloner, Helen Mary to Chamberlain, Jeffery Paul
- Chamberlain, Jeremy to Chamberlayne-Macdonald, Thomas Somerled
- Chamberlen, Caroline Mary Sophie to Chambers, Patrick William Jack
- Chambers, Phoebe to Chambré, William Wickham Meredith
- Chamcham, Ann Lucy to Champernowne, Wilhelmina Barbara Maria
- Champignelles, Seigneur de (Philip) to Champion, William Nihill
- Champkin, Clare to Chancellor, James
- Chancellor, Jane to Chandos-Pole, Winifred Olga
- Chandos-Pole-Gell, Henrietta Auriol to Chaplin, Evelyn
- Chaplin, Florence to Chapman, Edith
- Chapman, Edith Marian to Chapman, Lorraine Marie
- Chapman, Louisa to Chapman, Zerelda Lillias
- Chaponay, Antoine Marie François, Marquis de Chaponay-Morance to Chappuis, Aymar Andre, Baron d'Yzeron
- Chappuis, Aymar, Seigneur de la Goutte et de Gresieux to Chappuis, Vital
- Chappuis, Vital to Charlesworth, Winifred Maude
- Charleton, Alice to Charlton, Ellen Violet
- Charlton, Emma to Charrington, Elizabeth Mary
- Charrington, Elizabeth Nancy to Charteris, Zoe France
- Charteris-Wemyss-Douglas, Francis to Chase, Pauline
- Chase, Penelope Jane to Chatfield, Gordon Cumming
- Chatfield, Gwendolen Percy Elizabeth to Chaumont-Quitry, Romee de
- Chaumpaigne, John de to Chavasse, Sarah
- Chavasse, Sarah to Chaytor, Hugh
- Chaytor, Ida Kathleen to Cheape, Moira Olive
- Cheappe, Antoine to Chelmsford of Chelmsford, Baroness (Frances Charlotte)
- Chelmsford, 1st Viscount, of Chelmsford, co. Essex (Frederick John Napier) to Chenevix-Trench, May Lygon Gillespie
- Chenevix-Trench, Olivia Kate to Cherry, Laura Mary
- Cherry, Louisa Sarah Ann to Chester, Harry
- Chester, Harry to Chetwode, Catherine
- Chetwode, Charles to Chetwynd, Charles William George
- Chetwynd, Charlotte to Chetwynd, Walter
- Chetwynd, Walter to Chetwynd-Talbot, Kathleen
- Chetwynd-Talbot, Kit Patrick to Chevers, John
- Chevers, John to Cheyne, John, 4th of Straloch, 2nd of Essilmont and Arnage
- Cheyne, John, 6th of Straloch to Chichester, Adelaide Kathleen
- Chichester, Adolphus John Spencer Churchill to Chichester, George Sebastian Nicholas
- Chichester, George Vaughan to Chichester, Talitha Georgina Lloyd
- Chichester, Tessa Ann to Child, Elizabeth Marple
- Child, Emma to Childers, Leonard
- Childers, Leonard George Eardley to Chinnery, Nicholas
- Chinnery, Nicholas to Chisholm, John, The Chisholm
- Chisholm, Judie Jean Arnold to Chitty, Emily Eliza
- Chitty, Ernest Richard Inglis to Cholmeley, Winifred Susan
- Cholmley, 1st Baronet, of Whitby, co. York (Hugh) to Cholmondeley, Lord of (Hugh)
- Cholmondeley, Lord of (Richard) to Choy, Yvonne Michele
- Chrapovitsky, Maya de to Christian, Beryl Noreen
- Christian, Betty to Christian, Elizabeth
- Christian, Elizabeth to Christian, Gladys Margaret
- Christian, Gladys Muriel to Christian, John James
- Christian, John Longford Lee Crellin to Christian, Mary
- Christian, Mary to Christian, Sarah Norah Nobbs
- Christian, Sarah Prescott to Christie, Archibald
- Christie, Archie to Christie-Miller, William Joseph Haldun
- Christierson, Ingrid von to Chubb, William John Jeremy
- Chubb, William Maurice to Churchill of Sandridge, 9th Baron, co. Hertford (Charles Richard John)
- Churchill of Whichwood, 1st Baron, co. Oxford (Francis Almeric) to Churchward, Matthew
- Churchward, Matthew to Châtillon, Marie de
- Châtillon, Marie, Dame de Crécy to Clabby, William George
- Clabour, Alice to Clanranald, 6th Lord of (Ranald George)
- Clanricarde, 10th Earl of (Michael) to Clare, Eleanor de
- Clare, Elizabeth to Clargo, Thomas
- Clari-Aldringen, Caroline Gräfin to Clark, Bruce Shannon
- Clark, Bryan Stapleton to Clark, Gemma
- Clark, Geoffrey to Clark, John Maurice
- Clark, John Maurice, 2nd Bt. to Clark, Nicoletta Luisa Caroline
- Clark, Nicolette to Clark, Wilfrid
- Clark, Wilfrid to Clarke, Annie
- Clarke, Annie Catherine to Clarke, Eileen Winifred
- Clarke, Eleanor Geraldine to Clarke, Georgina Hyde
- Clarke, Gerald Ransley to Clarke, John, 2nd Bt.
- Clarke, John, 5th Bt. to Clarke, Nancy
- Clarke, Nancy Catherine to Clarke, Sophia Ann
- Clarke, Sophia Louisa to Clarke-Campbell, Matthew
- Clarke-Hall, Clare Angelica to Clavel, Clifford
- Clavell, Amy to Clay, George, 3rd Bt.
- Clay, Geraldine Ann to Clayhil, Robert of Innergowrie
- Clayhills, Andrew to Clayton, Jane E.
- Clayton, Janet Betha to Cleather, W. H.
- Cleator, Ellinor to Clegg, Mary
- Clegg, Mary Emma to Clement, Yves
- Clement-Jones, Baron, of Clapham in the London Borough of Lambeth (Timothy Francis) to Clements, Robert Bermingham, 4th Earl of Leitrim
- Clements, Robert Bermingham, Viscount Clements to Clerk, Christian
- Clerk, Christina to Clerk, Susan Rosemary Dacre
- Clerk, Susannah to Clerke, William, 9th Bt.
- Clerkington, Lord (William) to Cleveland, Susan
- Cleveland, Susan Sophia to Clifford, 3rd Baronet (Robert Cavendish Spencer)
- Clifford, 3rd Baronet, of Flaxbourne, in the province of Marlborough, in the colony of New Zealand (Charles Lewis) to Clifford, Henrietta Hilda Elizabeth
- Clifford, Henrietta Maria to Clifford, Thomas
- Clifford, Thomas to Clifton, Frances
- Clifton, Frances to Clifton-Brown, Sarah Simonetta
- Clifton-Hastings-Campbell, Alicia Moira Stuarta to Clinton, Henry, 7th Earl of Lincoln
- Clinton, Hillary to Clive of Walcot, 8th Baron, co. Shropshire (John George)
- Clive, Ada Blanche to Clode, Violet Madeline
- Clodshall, Elizabeth to Close, Marjorie Merriweather
- Close, Mary to Clouston, T. E.
- Clout, Ailwyn Ina to Clucas, Tamara Louise
- Clucas, Teare to Clyde, William Pancoast
- Clyde-Smith, Enid to Coates, Hannah
- Coates, Hannah to Coats, James
- Coats, James Alexander Pountney to Cobbe, Clifford
- Cobbe, Dorothea to Cobbold, Michael David Nevill
- Cobbold, Miles Edward to Cobham, William de
- Cobianchi, Maria Teresa Angelica to Cochrane, Bruno
- Cochrane, Bryce to Cochrane, James Denzil
- Cochrane, James Douglas Richard to Cochrane, Rupert William Henry
- Cochrane, S. R. to Cockburn, Alexander
- Cockburn, Alexander to Cockburn, John
- Cockburn, John to Cockburn-Hood, Thomas Hood
- Cockcraft, Anne to Cocks, Camilla Sophia Anne
- Cocks, Carol Anne to Cockshott, Margaret
- Cockshut, Lily Marie to Codrington, Clare Lorraine
- Codrington, Daniel Peter to Coetnempren de Kersaint, Yolande de
- Coetquen, Auguste Mako de to Coggan, Winifred Mellor
- Cogger, Jack F. to Cohen, Bessie
- Cohen, Bridget to Cohen, Winifred Emmeline
- Cohn, Enid Etta to Coke, Anne
- Coke, Anne to Coke, Wenamn
- Coke, Wenman to Colborne, William John
- Colborne-Malpas, Alasdair John to Colclough, Henry William Carleton
- Colclough, Honora to Coldwell, William St. George A.
- Cole, 1st Baronet, of Brancepeth, co. Durham (Nicholas) to Cole, James Francis
- Cole, Jane to Cole, Yvonne
- Cole-Baker, George to Coleman, Florence
- Coleman, Frances Aline to Coleridge, Jessie Alethea
- Coleridge, John to Colfox, Mary Frances
- Colfox, Mary Rose to Collet d'Escury, Robert Willem Frederick
- Collet, 1st Baronet (Mark Wilks) to Collett, William
- Collett, William to Collier, Penelope Jane
- Collier, Perceval Gerard to Collingwood, William
- Collingwood, William Gershom to Collins, Jane
- Collins, Jane to Collins, William
- Collins, William to Colloredo-Mels, Friedrich Graf von
- Collot d'Escury, Adriana Johanna to Colmore, William Harrison
- Colnbrook, Baron, of Waltham St Lawrence in the County of Berkshire (Humphrey Edward Gregory) to Colquhoun, Isabella
- Colquhoun, Ivar Iain of Luss, 8th Bt. to Colston, William Jenkins Craig
- Colston-Baynes, Dorothy Julia to Colthurst, Henry Buller
- Colthurst, Henry Nicholas Almroth to Colvile, Frederick Leigh
- Colvile, Geoffey Rollo De Vine to Colville, Archie
- Colville, Arthur Edward to Colville, Marjorie
- Colville, Marjorie Southworthe to Colvin, Zoe
- Colvin-Smith, Colvin to Comber, unknown
- Comberford, Alice to Compton, Ann
- Compton, Anne to Compton, William, 1st Earl of Northampton
- Compton, William, 2nd Bt. to Conant, Gertrude Mary
- Conant, Grace Mary to Confalone y Albino, Raffaele
- Confalone, Agata to Coningsby, Cecilia
- Coningsby, Cecilia FitzWilliam to Coningsby, unknown daughter
- Coningsby, unknown son to Connell, William John
- Connell-Cotter, Florence E. to Connolly, John
- Connolly, John to Conolly-Carew, William Patrick
- Conoly Koontz, Mary Shell to Constabile, Marie-Laetizia
- Constable Maxwell, Jennifer Mary to Constable, Winifred
- Constable-Maxwell, Alice Clare to Constantinople, Romanus II of
- Constantinople, Romanus III of to Conway, Oliver Patrick Ethan
- Conway, Oonagh Elizabeth Ann to Conyers, Kathleen Dorothy
- Conyers, Kathleen Perry to Conyngham, William
- Conynghame, Isabel to Cook, Gerald Payne
- Cook, Gertrude to Cook, Victoria Mary
- Cook, Victoria Rosemary to Cooke, Elizabeth
- Cooke, Elizabeth to Cooke, Margaret
- Cooke, Margaret to Cooke, William Russell
- Cooke, William, 2nd Bt. to Cookman, Gillian Rachel
- Cookman, Grace Dawson to Coom, Reginald Derek
- Coombe, A. B. to Cooper, Alice
- Cooper, Alice Agnes to Cooper, Daniel Stirling
- Cooper, Daniel W. to Cooper, George Stanley
- Cooper, George T. to Cooper, Joshua Harry
- Cooper, Joyce Louise to Cooper, Percy Beauchamp Astley
- Cooper, Percy Parnell to Cooper, unknown
- Cooper, unknown to Coote, Ann Patricia
- Coote, Ann Patricia to Coote, Judith Sylvia
- Coote, Juliet to Cope, Charlotte
- Cope, Charlotte to Copeman, Robert
- Copeman, Robert Charles to Coplestone, Tristram
- Coplestone-Boughey, Alfred Fletcher to Coppinger, William
- Coppins, Ivan to Corbeil, William, Comte de Corbeil
- Corbet of Linchlade, Viscountess, co. Buckingham (Sarah) to Corbet, Richard
- Corbet, Richard to Corbett, Paul Selyus
- Corbett, Peggy to Corcoran, William Michael
- Corcuera y Acheson, Fernanda Mary to Corio, Silvio Erasmus
- Cork, 10th Earl of the County of (Charles Spencer) to Cormack, William James
- Cormeilles, Beatrice de to Cornforth, John
- Cornhill, Eleanor Elizabeth Madge to Cornwall, John
- Cornwall, John to Cornwallis, Louisa
- Cornwallis, Louisa Gordon to Corrigan, Thomas William Edward
- Corrin, Alice to Corsini, Tommaso, Marchese di Lajatico
- Corson, Abigail to Cory-Wright, Richard Michael, 4th Bt.
- Cory-Wright, Roland Anthony to Cosby, William
- Cosbye, Richard to Costelo, Robert
- Costeloe, Frederick Charles to Cottam, Rosemary Margaret Cumberland
- Cottam, Tara Claire Nicola to Cotter, Ian Peter
- Cotter, Iris to Cotter, Williamina Grant
- Cotterell, 1st Baronet, of Garnons, Herefordshire (John Geers) to Cottle, Thomas J.
- Cottnam, George to Cotton, Gertrude Mary
- Cotton, Gigia Ricciardi to Cotton, Robert, 1st Bt.
- Cotton, Robert, 1st Bt. to Cotts, William Dingwall Mitchell, 1st Bt.
- Cotty, Zoë Frances to Coulson, William Lisle Blenkinsopp
- Coulston, Andrew Peter James to Cour, Pierre de la de Balleroy
- Cour-Balleroy, Daisy de la to Courage, Zoe Frances
- Couratell y de Armino-Leonte, Carmen Idilia to Courcy, Rebecca de
- Courcy, Richard Fitz James de to Courtenay, Anne
- Courtenay, Anne to Courtenay, Margaret
- Courtenay, Margaret to Courtibron, Hubert de
- Courtil, Gabrielle Francoise des to Coutanche, Renault
- Coutanche, Renault to Coventry, Dolores Rosmund Christine
- Coventry, Dorothea Olivia to Coventry, Rachel Wynne
- Coventry, Reginald Robert to Cowan, Michael
- Cowan, Molly to Cowen, William Leonard
- Cowes, Alma to Cowley, Elizabeth
- Cowley, Elizabeth to Cowper, William, 2nd Bt.
- Cowper-Coles, Constance to Cox, Glen Alexander Marc
- Cox, Gordan Michael to Cox, Rose
- Cox, Rosemary D. to Coymans, Isabella
- Coyne, Deborah Margaret Ryland to Crackenthorp, Richard
- Cracknell, Alison Sarah to Craft, Winefryde Eleanor Mary
- Crafter, James William to Craig, Maud Clemency Anne
- Craig, May to Crain, Wade
- Craine, Margaret to Cramsie, Gail Ellen
- Cramsie, Hope Rose Penelope to Cranfield, Thomas
- Cranidge, Marie to Cranworth of Letton and Cranworth, Baroness (Vera Emily)
- Cranworth, 1st Baron, of Cranworth, co. Norfolk (Robert Monsey) to Craven of Hampsted Marshall, Baroness (Jane)
- Craven of Ryton, 1st Baron, co. Salop (John) to Craven, William
- Craven, William to Crawford, Countess of (Margaret)
- Crawford, Countess of (Maria Margaret Francis) to Crawford, John Anthony Stuart
- Crawford, John Cane to Crawford, Susan Annabella Edith
- Crawford, Susan Louise to Crawley, Charles David
- Crawley, Charles Eliot to Crawley, Winifred Marion
- Crawley-Boevey, Agnes Avelene to Crawshay, William Thomson
- Crawshay-Williams, Eliot to Creagh, Stephen William
- Creagh, Sydney John Brazier to Cregoe, Matthew Garland
- Cregoe-Colmore, Colmore Frind to Cresset, Richard
- Cressett, Catherine to Crewdson, Wilson Peregrine Nicholas
- Crewdson, Wilson Theodore Oliver to Crichton of Sanquhar and Cumnock, 9th Lord (John)
- Crichton of Sanquhar, 10th Lord (William) to Crichton, Henry Benyon
- Crichton, Henry George Louis to Crichton, Rowan Margaret
- Crichton, Ruth to Crichton-Stuart, William Henry
- Crick, Alfred William to Cripps, Violet Mary
- Cripps, Violet Mary to Critchley-Salmonson, Peter Evelyn George
- Critchley-Salmonson, Peter Kerr to Crocker, William Sydney Wilberforce
- Crocket, Ariella May to Croft, George Earl
- Croft, George Henry to Croft, Sybil Helen
- Croft, Sydney Hilda to Crofton, Catherine Louise
- Crofton, Catherine Mary to Crofton, Joan
- Crofton, Joan to Crofton, Yvonne Florence Arnott
- Crofton-Atkins, Ada to Crofts, Wilhelmina
- Crofts, William to Croker, Henriette Victoria
- Croker, Henry to Cromer, William (Sir)
- Cromie, 1st Baronet (Michael) to Cromwell, Frances
- Cromwell, Frances (Hon.) to Crone, Michelle Jayne
- Crone, Nancy to Crooke, Elizabeth Cunningham
- Crooke, Elizabeth Pyne to Cropley, William
- Cropp, Sarah to Crosbie, Elizabeth Claire
- Crosbie, Elizabeth Eleanora to Crosbie, Winifred
- Crosby, Alasdair Gordon Patrick to Cross, Elizabeth Denise
- Cross, Elizabeth Margaret to Cross, William Stephen
- Crosse, Anne to Crossley, Yvonne van
- Crossling, Emily to Croudace, William
- Croudis, Rae Irene Anne to Crowley, Theodosia
- Crowmer, Elizabeth to Croy, Kunigunde
- Croy, Leopold to Crozier, William
- Crozier-Cole, Barbara Gertrude Valerie to Croÿ, Marie-Claire Prinzessin von
- Croÿ, Marie-Dorothy Constance Marie Prinzessin von to Crump, John
- Crump, Joseph Kipling to Cuadra, unknown
- Cuaran, Olaf to Cubitt, William George, V.C.
- Cubitt, William Hugh to Culemborg, Peter van Heer van Boxmeer
- Culham, Alfred Frank to Cullen, Michael
- Cullen, Michael to Culme-Seymour, Violet Katharine Maria
- Culmore, 1st Baron, co. Londonderry (William) to Cumberland, William Bentinck
- Cumberland-Brown, Georgina Dimity to Cumming, Melanie Alexandra
- Cumming, Melissa May to Cummins, Sarah Margaret
- Cummins, Sheena Cameron to Cuningham, John Fairlie
- Cuningham, John Henry to Cuninghame, Janet Lucretia
- Cuninghame, Jean to Cunliffe, Edith Cunningham
- Cunliffe, Edward to Cunliffe-Lister, John Yarburgh
- Cunliffe-Lister, Joss to Cunningham, Elizabeth Douglas
- Cunningham, Elizabeth Steele to Cunningham, Nathaniel
- Cunningham, Nina Rogers to Cunnington, Richard
- Cunradi, Charles Frederick Florain to Cuppage, Isaac
- Cuppage, James to Curling, Victoria Margaret
- Curney, Grace to Currey, Dorothy Christian
- Currey, Edith Anna to Currie, Hilda Katherine Fendall
- Currie, Horace Gore to Curry, Roger
- Curry, Thomas to Curtis, Evelyn Muriel
- Curtis, Evelyn Renée Venetia to Curtis, Robyn
- Curtis, Rosa Marion to Curwen, Rachel Helen Vanessa
- Curwen, Richard to Curzon, Joyce Mary Mclean
- Curzon, Juliana to Cusack, Golding
- Cusack, Henry to Cust, Elizabeth
- Cust, Elizabeth to Cuthbertson, Robert George
- Cuthbertson, Shirley Jane to Cuyk, Willem van Burggraf van Leiden
- Cuyk-Arnsberg, Adelheid van to Czartoryski, Zdislaw Aleksander
- Czaykowski, Frederic Michael Vladimir Marie de to D'Abreu, Veronica Teresa
- D'Absac, Ann to D'Arcy, Henrietta Mary
- D'Arcy, Henriette to D'Arcy, Sheila Jane
- D'Arcy, Simon John to D'oyly, Lucianne Robina
- D'Oyly, Mabel Emiliy to Dacre, William, 5th Lord Dacre
- Dacres Dixon, Anthony John to Dahl, Thorleif
- Dahlgren, Bernhard Ulrik to Dale, Mary
- Dale, Mary to Dalison, William Stanley
- Dalkeith, 10th Earl of (Richard Walter John) to Dalmahoy, William of Ravelrig
- Dalman, Amelia to Dalrymple, Harriet
- Dalrymple, Harriet Farre to Dalrymple, Zelda Raney
- Dalrymple-Crichton, Anne to Dalrymple-White, Merial Catherine Dalrymple
- Dalsallock, Alicia de to Dalton, Thomas Norcliffe
- Dalton, Tomas to Daly, Dominick Daniel
- Daly, Dominick Daniel to Daly, Mary Catherine
- Daly, Mary Charlotte to Dalzell, Elizabeth
- Dalzell, Elizabeth to Dam, Susan
- Damasceni Peretti, Flavia (Donna) to Dampierre, Yolande, Dame de Cassel et de Nogent-le-Rotrou
- Dampierre-de-L'Aube, Helwide, Dame de Nanteuil-la-Fosse, de Faverolles et de Trélon to Dane, Margery
- Dane, Martin Louis Geoffrey to Daniel, Lucy Veronica Tennant
- Daniel, Lyonel to Daniell, May Frances Drummond
- Daniell, Meade Home to Dansey, William Mallet
- Dansie, Charles to Darby, Horatio Graham
- Darby, Inga to Darcy, Edward
- Darcy, Eleanor to Dare, Zena
- Dare-Bryan, Arminal Elizabeth to Darley, Evelyn Elizabeth
- Darley, Fay Norrie to Darling, Zenas
- Darlington, 1st Earl of, co. Durham (Henry) to Darroch, John Forbes
- Darroch, John Mathie to Darwin, Shuna Mary
- Darwin, Susan Elizabeth to Dashwood, Francis, 1st Bt.
- Dashwood, Frederick to Dashwood, Timothy James
- Dashwood, Timothy Kester Paul to Daunt, Anne
- Daunt, Anne to Daunt, unknown daughter
- Daunt, unknown daughter to Davenport, Robert Clutterbuck (Vice-Admiral)
- Davenport, Roger de to David, R. F. A.
- David, Rhian to Davidson, Harriett
- Davidson, Harry Churchill to Davidson, Selina Eliza
- Davidson, Serena Prudence Lillie DuBois to Davie-Thornhill, Nicholas Bache Barlow
- Davies Griffith, Hugh to Davies, Eileen Cynthia Millicent Eva
- Davies, Eileen Gertrude to Davies, Joan Alice
- Davies, Joan Irwin to Davies, Peggy
- Davies, Penelope to Davies, William Coningsby
- Davies, William Griffith to Davis, Caroline Nora Constantia
- Davis, Caroline Stratton to Davis, James Green
- Davis, James Robert to Davis, Rose Duncombe
- Davis, Rose Georgina Maria to Davison, John
- Davison, John to Davy, Mary
- Davy, Mary to Dawes, Michael
- Dawes, Michael to Dawnay, Elizabeth Katherine
- Dawnay, Elizabeth Lavender to Dawson, Arthur Harry Gerald
- Dawson, Arthur John Frederick to Dawson, John
- Dawson, John to Dawson, unknown
- Dawson, unknown to Day, George
- Day, George Cameron to Dayton, Viola
- Ddu, Joyce to Deacon, Leonora Rebecca
- Deacon, Letitia Victoria Beatrice to Dean, Hamilton
- Dean, Hannah Mary to Deane, Frances
- Deane, Frances Evelyn to Deards, Robert
- Deare, Charles Russell to Debarge, Robina Jane
- Debauche, François to Deck, Zoë Lise
- Decka, Jane to Deerhurst, Thomas Henry
- Deering, Anne Jane Foster to Degge, William
- DeGroot, Jennie J. to Delamer, William Percy
- Delamere of Vale Royal, 1st Baron, co. Chester (Thomas) to Delaware, Thomas
- Delbray, Kenneth to Delmenhorst, Otto VII Herzog von
- Delmont, Mary-Anne to Demaine, Frances Mary
- Demaine, Francis to Demetriadi, Philippa Nancy
- Demetriou, Alwynne Joan Olive to Dene, Vianna Jane
- Deneau, Alana Charisse to Dening, Ruth
- Dening, Sarah to Denman of Dovedale, Baroness (Theodosia Anne)
- Denman, 1st Baronet, of Dovedale, co. Derby (Richard Douglas) to Denmark, Knud V of
- Denmark, Knud VI of to Dennis, Betsy
- Dennis, Brain Jonathan Charles to Dennis, William Crawshay
- Dennison, Charles to Denny, Edward Maynard
- Denny, Edward Maynard to Denny, unknown daughter
- Denny, Walter Brock to Dent, Thomas Wilkinson
- Dent, Thomas Wilkinson John to Deramore of Belvoir, Baroness (Violet Blanche)
- Derby Smith, Rachel to Dering, Richard
- Dering, Richard to Desanges, William
- Desart, 1st Baron (Hamilton John Agmondesham) to Despard, William
- Despencer, 6th Lord le (Charles) to Deutshcer, Jane Elizabeth Norah
- Deutz van Assendelft, Andries Adolf Vrijheer van Assendelft en Assumburg, Heer van Nootdorp, Rietschoten, Rietwijkeroord en Heer van Wijk aan Zee en Duin to Devereux, George
- Devereux, George to Devitt, Jack Thomas Michael
- Devitt, Jacquetta Anne to Devonshire, Robert L.
- Devoreaux, Winifred to Dewar, James Forrest
- Dewar, James Gow to Dewe, Pamela Mary
- Dewell, Mary to Deym zu Stritez, Maria Theresia Gräfin von
- Deym zu Stritez, Martin Graf von to Dick, Charles Cramond
- Dick, Charlotte to Dick-Lauder, Zella Evelyn
- Dickason, Harriet to Dickins, William Drummond Scrase
- Dickinson, 1st Baron, of Painswick, co. Gloucester (Willoughby Hyett) to Dickinson, Robert Henry
- Dickinson, Robert Joicey to Dickson, Hugh
- Dickson, Isaac to Dierkes, Vicco Johannes Wittekind Alexander
- Diesbach de Belleroche, Madeleine Marie Thérèse de to Digby, Frances Caroline
- Digby, Frances Georgina to Digby, Zara Jane
- Digby-Bell, Anne A. to Dill, Catherine Haughton
- Dill, Catherine Haughton to Dill, William
- Dillane, Bridget to Dillon, Elinor
- Dillon, Elinor to Dillon, Katherine Charlotte
- Dillon, Katherine Talbot to Dillon, Sean
- Dillon, Shelagh Muriel to Dimitroff, Stella
- Dimma, Frances Muriel to Dingwall, Janet
- Dingwall, Jean to Dirletoun, 9th Lord (Thomas)
- Dirnenberger, Elisabeth to Ditson, Sam Lennie
- Dittborn, Luis Urrejola to Dixon, Angela
- Dixon, Angela Ierne Evelyn to Dixon, Katherine Slyvia
- Dixon, Kennett to Dixwell, William, 1st Bt.
- Dixwell-Oxenden, 10th Baronet (Percy) to Dobbin, Leonard
- Dobbin, Leonard to Dobbs, Edward Cathcart
- Dobbs, Edward George to Dobbs, Victoria Natasha Jane
- Dobbs, Vivienne to Dobrée, Mary
- Dobrée, Mary to Dod, unknown
- Dodd, Albert Crossley to Dodge, Rachael Jane
- Dodge, Samuel to Doery, Samantha Ione
- Does, Elisabeth Jacoba van der to Doig, J.
- Doig, James to Dolby, Winifred Lotus
- Dolcetti, Giovanna to Domett, Nathaniel
- Domfront, Lord of (Henry I 'Beauclerc') to Domville, Mary Adelaide
- Domville, Mary Anne to Donald, William
- Donald, William to Donaldson, William Michael Somerville
- Donaldson-Hudson, Charles to Donimirski, Wladyslaw
- Donington, 1st Baron, of Donington Park, co. Leicester (Charles Frederick) to Donnelly, Katrina
- Donnelly, Kerry to Donovan, Maria
- Donovan, Maria to Dorda, Claudia
- Dore, Caroline Elizabeth to Dorman, Monica Churchward
- Dorman, Myriam Jeanne Georgette to Dormer, John Hubert Charles
- Dormer, John Kenelm to Dorset, Earl of (Thomas)
- Dorsett, Charlotte Mercy to Doughty, William
- Doughty-Tichborne, Alfred Joseph, 11th Bt. to Douglas, Alice Margaret
- Douglas, Alice Mary to Douglas, Catherine
- Douglas, Catherine to Douglas, Elizabeth
- Douglas, Elizabeth to Douglas, Gosta
- Douglas, Grace to Douglas, James Dawes
- Douglas, James Donald to Douglas, John of Balveny
- Douglas, John of Edderton to Douglas, Margo Anne
- Douglas, Marguerite to Douglas, Robert
- Douglas, Robert to Douglas, Violet Constance
- Douglas, Violet Douglas to Douglas-Hamilton, Edith
- Douglas-Hamilton, Edith Anne Hamilton to Douglas-Menzies, Prudence
- Douglas-Nugent, Arthur Charles to Doumen, Tristan F.
- Doummanget, Ghislaine to Doveton, William Webber
- Dovey, Susan to Dowding, Yuki Elizabeth
- Dowe, Joshua to Downall, John
- Downe, 10th Viscount (Richard) to Downham, William
- Downie, Agnes Helen Flockhart to Dowse, William
- Dowse-Finnemor, Fabienne José to Doyle, Susan
- Doyle, Sydney to Drac, Alix du
- Drace-Francis, Alexander John to Drake, Frederick Richard Maurice
- Drake, Frederick Vanderstegen to Drake-Brockman, Tatiana Elianore
- Drake-Brockman, Trevor Vivian to Drechsel, Maria Maximiliana Baronin von
- Dredge, Alison Margaret to Drew, Margaret
- Drew, Margaret Everina to Drielen Gimberg, Louis Theodor van
- Dries, Marlene to Drokensford, unknown
- Dromesfield, Agnes to Drumlanrig and Sanchar, 9th Earl of (John Sholto)
- Drumlanrig and Sanquhar, 5th Earl of (Henry) to Drummond, Caroline Elizabeth
- Drummond, Caroline Jane to Drummond, George, 4th of Blair
- Drummond, George, 5th of Blair and 1st of Blair Drummond to Drummond, John, 3rd of Logie Almond
- Drummond, John, 3rd of Machany to Drummond, Morton
- Drummond, Moyra Blanche Yseult to Drummond-Hay, Elizabeth Barbara
- Drummond-Hay, Elizabeth Catherine to Drury, Gordon Vallancey
- Drury, Harriet Jessie to Dryden, John
- Dryden, John to Dubash, Valerie Anne
- Dubber, Alice Elizabeth to Ducie, William, 4th Bt.
- Duck, Arthur to Duckworth, Wynfrid Laurence Henry
- Duckworth-Bradshaw, George to Dudley, Amy
- Dudley, Andrew to Duer, Theodora
- Duerbeck, Maria Theresa to Duff, Elizabeth
- Duff, Elizabeth to Duff, Louisa Alice
- Duff, Louisa Clementina to Duffell, Peter Royson (Lt.-Gen. Sir)
- Dufferin and Ava, 1st Marquess of (Frederick Temple) to Duffy, Steven Seton
- Duflos, Sybille to Dugdale, Rosalind Colina Emma Stratford
- Dugdale, Rosamond Betty to Duke, Emma Josephine
- Duke, Felicity C. to Dumbill, Agnes
- Dumble, John Henry to Dunbar, Amelia Millar Sommerville
- Dunbar, Andrew William of Kilconzie, younger to Dunbar, Isabel
- Dunbar, Isabell to Dunbar, Minnie Emily
- Dunbar, Mormaor of (Gospatric) to Dunboyne, 2nd Baron, co. Meath (James)
- Dunboyne, 30th Baron (Richard Pierce Theobald) to Duncan, John
- Duncan, John to Duncombe, Charles
- Duncombe, Charles Anthony Peter to Dundas, Alison
- Dundas, Alison to Dundas, Elizabeth
- Dundas, Elizabeth to Dundas, Jean
- Dundas, Jean to Dundas, Pamela Marion
- Dundas, Patricia Hope to Dunderdale, Michelle Claire
- Dundon, Alexander to Dunham, Walter Victor
- Dunhill, Anne to Dunlop, Elizabeth Oswald
- Dunlop, Ella Genieve Elgin to Dunlop, Zelda Mary
- Dunlop-Wallace, Anne Catherine Thirion to Dunn, John
- Dunn, John to Dunne, P. J.
- Dunne, Patricia Ann to Dunraven and Mount-Earl, Countess of (Nancy)
- Dunrossil, 1st Viscount, of Vallaquie, Isle of North Uist, co. Inverness (William Shepherd) to Duntze, Jill Alison
- Duntze, Joan to Dupré, W. E.
- Dupuch, Hermance to Durdin-Robertson, Sarah
- Durdle, Doreen Mary to Durie, Janet
- Durie, Janet to Durrant, George William Charles Algernon
- Durrant, Georgina Beryl Gwendoline to Dutton, Doriel
- Dutton, Doriel Rowena to Duwaer, Petronilla Maria
- Duxbury, Anne L. to Dyer, Barbara Louise
- Dyer, Beatrice Henrietta to Dyer, Wayne Vincent
- Dyer, William to Dymoke, Lionel
- Dymoke, Lionel Marmion, 33rd of Scrivelsby to Dyson, W.
- Dyson-Laurie, Gwen Gertrude Mary to Eagar, Robert
- Eagar, Rose to Eardley-Wilmot, Eva
- Eardley-Wilmot, Flora Cecilia to Earle, Cecil Arthur
- Earle, Cecil Diccon to Earlsfort of Lisson-Earl, Baroness (Margaret)
- Early, Annie Ridge to Eastmont, John
- Eastnor, 1st Viscount, of Eastnor Castle, co. Hereford (John Sommers) to Eaton, Rebecca Jane
- Eaton, Richard to Ebrahim, Zarina
- Ebrahim, Zarina to Echlin, Emily
- Echlin, Esther to Eckstein, Minnie Diana
- Economakis, Jessie to Eden, Diana W.
- Eden, Dora to Eden, Mary Jane
- Eden, Mary Louisa to Edgar, John I.
- Edgar, Joyce Ailsa to Edge, Thomas Lewis Kekewich
- Edge, Thomas Webb to Edlmann, Robert Elliot
- Edlmann, Rosamond Antonia to Edmonstone, Christian
- Edmonstone, Dorothy to Edwall, Wynne Marie
- Edward, 'Coon' to Edwards, Alice Jane
- Edwards, Alison Anne to Edwards, Eunice Louise
- Edwards, Eva Constance Sarah to Edwards, Katherine Flora
- Edwards, Katherine Gertrude to Edwards, Stephanie Adelaide
- Edwards, Stephanie Kate to Eeghen, Suzanna Jacoba van
- Eekhout, Maida to Egerton, Charlotte Catherine Anne
- Egerton, Charlotte Clara to Egerton, Mabel Laura
- Egerton, Madaleine to Egerton, William Luke Le Belward
- Egerton, William Markham le Clerc to Egerton-Warburton, Mary
- Egerton-Warburton, Mary to Eglinton, Master of (John)
- Egloffstein, Isabelle von und zu to Eickhoff, Freda-Ingeborg
- Eidestedt, Jean Margaret to Ekstrom, Margreth
- Ekström, Brita Elisabeth to Eldon, Rita Jacqueline
- Eldred, Anne to Elibank, Viscountess (Ermine Mary Katharine)
- Elichaoff, Camilla Elizabeth to Eliot, William, 2nd Earl of Saint Germans
- Eliot-Cohen, Arthur to Eliott, Lynette Anne
- Eliott, Mabel Alicia Georgina to Elland, Anuszka
- Ellard, Agnes to Ellice, Robert
- Ellice, Robert to Elliot, Evangeline Marguerite Ladys
- Elliot, Evelyn Agnes to Elliot, Stephen Horgan
- Elliot, Susan to Elliott, Doreen Mary
- Elliott, Doris Amie to Elliott, Rosamund Grant Renton
- Elliott, Rosemary to Ellis, Frederick George, 7th Lord Howard de Walden
- Ellis, Frey Richard to Ellis, Susan Patricia
- Ellis, Susanna to Ellwood, Victor
- Elly, Sarah to Elphinstone, Anne
- Elphinstone, Anne to Elphinstone, Margaret
- Elphinstone, Margaret to Elsden, William
- Elsdon, Lisa to Elton, Esther
- Elton, Ethel to Elton, Winifred Lucy
- Elton-James, Jennifer Rosemary to Elwes, Christian Edward
- Elwes, Christina to Elwill, Selina Mary
- Elwin, Daisy to Emanuel, Walter Braithwaite
- Emary, Albert to Emlyn, Viscount (John Frederick Vaughan)
- Emma, Teagan to Emmott, William Rhodes
- Emmott-Rawdon, Edward Alfred Green to Engelhardt, Wolf Baron von
- Engelken, Lily Elizabeth to England, Æthelstan of
- Englander, David to Enniskillen, Viscountess of (Anne)
- Ennismore and Listowel, 1st Viscount (William) to Enzensperger, Maude
- Enzie, 10th Earl of (Charles) to Erbach-Fürstenau, Karoline von
- Erbach-Fürstenau, Klotilde Gräfin zu to Eriksdottir, Sophie, Princess of Denmark
- Eriksen, Susan to Ernly, Richard
- Ernst, Althea to Erskine Maconochie, Wendy Eleanor
- Erskine Meyer, Anna Audrey to Erskine, Charles
- Erskine, Charles to Erskine, George
- Erskine, George David to Erskine, John Robert
- Erskine, John Steuart to Erskine, Patricia
- Erskine, Patricia Louise to Erskine-Hill, Suzannah
- Erskine-Murray, Alan D'Ardis, 14th Lord Elibank to Eskridge, Rebecca
- Esla, Helena d' to Espagne, Rosalie d'
- España, Alfonso Christian Teresa Angelo Francisco de to Essarts, François, Seigneur de Sautour
- Essayan, Geraldine St. Lawrence Lee to Este, Marchese d' (Obizzo I)
- Este, Margherita d' to Estolaza y Donoso, Rosa
- Eston, Baron of, Essex (Reinald) to Etherton, Wendy
- Ethiopia, Amadeo of to Eustace, Catharine
- Eustace, Catherine to Eustace, Mary
- Eustace, Mary to Evan-Thomas, Margery
- Evance, Hester to Evans, Charles Henry Cook
- Evans, Charles J. Walbrand to Evans, Elizabeth Jane
- Evans, Elizabeth Jane Furneaux to Evans, Henry
- Evans, Henry to Evans, Kathryn Margaret
- Evans, Kathryn Mary to Evans, Nicholas Christopher
- Evans, Nicholas Green to Evans, Thelma
- Evans, Thelma to Evans-Freke, Yorick Peter
- Evans-Gordon, Charles to Eveleigh, William George
- Eveleigh-de Moleyns, Andrew Wesley to Evelyn, William Patrick
- Evelyn-Glanville, Frances to Everard, Winifred
- Everdell, Anne to Eversfield, Thomas (Sir)
- Evershed, 1st Baron, of Stapenhill, co. Stafford (Francis Raymond) to Every-Clayton, Edith Minnie
- Every-Clayton, Edna Beatrice to Evry, Marquis d' (Gilles Marie Raymond Paul)
- Ewald, Jennifer to Ewing, Eleanora Leckie
- Ewing, Elizabeth Helen to Exshaw, Gillian Ruth
- Exshaw, Gordon Thomas to Eynon, William
- Eynsaem, Isabella to Eyre, George Frederick
- Eyre, George Henry Lewis to Eyre, Richard Galfridus Hastings Giles
- Eyre, Richard Gerald to Eyston, Thomas More
- Eyton, Adam to Fabling, Victoria Theresa
- Fabre, Anne Charlotte to Fagan, Florence Mary
- Fagan, Florence Zell to Fagan, Thomas
- Fagan, Thomas to Fairbairn, Bessie Anne
- Fairbairn, Betty Rosemary Alice to Fairbairn, William, 1st Bt.
- Fairbairne, James to Fairfax, Charles
- Fairfax, Charles to Fairfax, Raymond
- Fairfax, Reginald to Fairlie, Jane
- Fairlie, Janet Elliot to Falbe, Vigant William de
- Falcetti, Emilia to Falk, Sarah Agnes
- Falkenburg, Heinrich von to Falkland, Viscountess (Mary)
- Falkland, Viscountess (Nicole) to Falmouth, Viscountess (Mary Margaret Desiree)
- Falquet, Marie Genevieve to Fane de Salis, Katharine Nicole Lillian
- Fane de Salis, Katherine (Nancy) to Fane, Charles Edward Thorold
- Fane, Charles Eugene to Fane, John Henry Scrope
- Fane, John Lionel Richards to Fanning, William Atmar
- Fanning-Evans, Berys to Farace, Yann
- Farache, Hannah to Farmer, Ethel Mary
- Farmer, Frances to Farnham, William Edward John Basil
- Farnham-Burke, Barbara Helen Mary to Farquhar, Ruth Violet Mary
- Farquhar, Sarah to Farquharson, Isabel
- Farquharson, Isabel to Farquharson, Zoë Caroline
- Farquharson-Lang, Sheila to Farrell, Katharine Mary Veronica
- Farrell, Lindsay J. to Farrington, Catherine Harriet
- Farrington, Charlene Debra to Faskerty, Jemima Rosalie
- Faslane, Walter of to Faulder, Thomas Jefferson
- Faulds, Andrew to Faure Walker, Vivien Margaret
- Faure, Anne-Marie to Fawcett, Lynne
- Fawcett, Margaret to Fayrer, Joseph, 1st Bt.
- Fayrer, Joseph, 2nd Bt. to Fedden, William Joseph
- Feddes, Eliena to Feilden, Winifred
- Feilding Mellen, Cosmo Birdie to Feilding, unknown son
- Feilding, Ursula to Fell, William Edwin
- Fell, William Edwin C. to Fellowes, Prudence Electra
- Fellowes, Rachael Julie to Fenn, Susan
- Fenna, Deborah Anne to Fenton, Thomas
- Fenton, Thomas Charles to Fenwick, Rosamond Xanthe
- Fenwick, Rose Aden Abinger to Ferguson Davie, William John, 4th Bt.
- Ferguson, 1st Baronet, the Farm, co. Londonderry (Andrew) to Ferguson, Kane
- Ferguson, Karen Elisabeth to Fergusson, Donald Andrew
- Fergusson, Dougal George Onslow to Fergusson, Robert
- Fergusson, Robert Arthur George to Fermoy, Baroness (Tessa Fiona)
- Fernan-Nunez, 1st Duque de (Felipe) to Ferrand, William Harris
- Ferrando, Aline Louise Rose to Ferrers, Alianore de
- Ferrers, Alice to Ferriman, Thomas Fox
- Ferrire, Alexandre to Fetherston-Dilke, Victoria
- Fetherston-Godfrey, Francis William Crewer to Fetherstonhaugh, John Alfred
- Fetherstonhaugh, John David to Feuerheerd, Thomas Frederick
- Feugeres des Forts, Anne-Sophie to ffooks, William Archdall
- fforde, Aimée Mary Martha to ffrench, John
- ffrench, John to Field, C.
- Field, Caroline Elwes to Field-Marsham, Teo Robert
- Fielde, Mary Anne to Fielding, Zoë Anne Clare
- Fielding-Hall, Evelyn Margaret to Fiertek, Anna Maria
- Fieschi, Anna Maria to Filgate, Louisa
- Filgate, Margaret to Finch, Andrew John
- Finch, Anna to Finch, Mary
- Finch, Mary to Findlater, Countess of (Mary)
- Findlater, Countess of (Sophia) to Findlay, William
- Findley, Anne to Finlay, Mary Marcella
- Finlay, May to Finney, Susan
- Finney, Susan Jane to Finnie, William Jay
- Finnigan, Anna Jane to Firestone, Russell Allen
- Firkin, Kizia to Fish, Sarah L.
- Fish, Sarah Marie to Fisher, Eliza
- Fisher, Eliza Ann to Fisher, Lydia Maria
- Fisher, Lynette Joan to Fisher, William
- Fisher, William to Fitt, Susan Gertrude Anne
- Fitton of Gawsworth, 1st Baron (Alexander) to Fitzalan, Joan
- Fitzalan, Joan to FitzGeorge-Balfour, Victor Theodore
- FitzGeorge-Hamilton, George Edward Archibald Augustus to FitzGerald, Charles James, 1st and last Baron Lecale of Ardglass
- FitzGerald, Charles John Oswald to Fitzgerald, Elizabeth
- FitzGerald, Elizabeth to FitzGerald, Gerald FitzJames, 14th Earl of Desmond
- FitzGerald, Gerald FitzJohn to FitzGerald, Joan
- FitzGerald, Joan to FitzGerald, Margaret
- Fitzgerald, Margaret to FitzGerald, Otho Augustus
- Fitzgerald, Otho Blennerhassett to FitzGerald, unknown
- Fitzgerald, unknown to Fitzgibbon, Elizabeth
- Fitzgibbon, Elizabeth to Fitzgibbon, Thomas
- Fitzgibbon, Thomas to Fitzherbert, Deborah Susan
- Fitzherbert, Debra to FitzHerbert, Madeline Grace
- FitzHerbert, Maisie Harriet to Fitzherbert, Yvo Laurence Michael
- FitzHerbert-Brockholes, Andra to FitzJames-Stuart y Stolberg-Gedern, María Francisca Fernanda Teresa Anna
- FitzJames-Stuart y Ventimiglia, Enrique, Conde de Galve to FitzMaurice, Ellen
- FitzMaurice, Ellen to Fitzmaurice, Margaret
- Fitzmaurice, Margaret Elizabeth to FitzMaurice, Zane
- Fitzmayer, Anne Howard to FitzRoy Newdegate, Sophia Hebe
- Fitzroy, Adalia to Fitzroy, Jane Elizabeth
- FitzRoy, Joanna Dana to FitzSymons, Margaret
- FitzThomas, Ellen to FitzWilliam, Pons
- Fitzwilliam, Richard to Flakoll, Katharine Elinor Margaret
- Flamand, Steen to Fleet, William Alexander
- Fleetwood, Adolf Georg friherre to Fleming, Catherine Emily
- Fleming, Catherine Emma to Fleming, Jean
- Fleming, Jean Fraser le to Fleming, Sarah Ann
- Fleming, Sarah Elizabeth Sophia to Fletcher, Christian
- Fletcher, Christopher Denton to Fletcher, John
- Fletcher, John to Fletcher, W. K.
- Fletcher, Walter John to Flint, Michael Edward Stamford
- Flint, Mildred Dorothy to Flotte, Seigneur de (Pierre I)
- Flounders, Mary to Flowers, Susan
- Floyd, 1st Baronet (John) to Fludyer, William
- Flugi van Aspermont, Adrienne Jeanne to Foix, Scarlamonde de
- Foix-Candale, Marguerite de to Foley, John
- Foley, John to Foljambe, Joyce Norton
- Foljambe, Judith Frances to Foncier, Sophia
- Foncuberta y Alonso-Martinez, Magdalena to Foord, Simon
- Foord-Bowes, Barnard to Foran, Miles
- Foras, Alphonse de to Forbes, Andrina Mabel Vesta
- Forbes, Angela to Forbes, Diana Mary
- Forbes, Donald Alexander to Forbes, Grania Helen
- Forbes, Granville to Forbes, John
- Forbes, John to Forbes, Maria Mitchell
- Forbes, Marian to Forbes, Timothy Mark Duncan
- Forbes, Trevor Courtenay to Forbes-Gordon, William Balfour
- Forbes-Leith, Adelaide Isabella to Ford, Baroness, of Cunninghame in North Ayrshire (Margaret Anne)
- Ford, Barry to Ford, John
- Ford, John to Ford, Susan
- Ford, Susan Elizabeth to Forde, William George
- Forde-Leathley, Frances to Forester, William le
- Forestier Walker, Cortlandt Simon Michael to Formartine, Viscount (Ivo Alexander Ninian)
- Formbach, Hedwig of to Forrester, George, 6th Lord Forrester of Corstorphine
- Forrester, Grizel to Forster, Elizabeth
- Forster, Elizabeth to Forsyth, Daniel
- Forsyth, David to Fortescu, William de
- Fortescue of Castle Hill, 10th Baron, co. Devon (Charles Hugh Richard) to Fortescue, John
- Fortescue, John to Forth, Viscount (George Henry Charles Francis Malcolm)
- Forthe, Margaret to Fosh, Timothy Ian
- Foshay, Madeleine to Foster, Elizabeth
- Foster, Elizabeth to Foster, Juliana
- Foster, Julie Annette to Foster, Thomas
- Foster, Thomas to Fotheringham, Thomas, 9th of Powrie
- Fotherley, Hannah to Foulkes of Cumnock, Baron, of Cumnock in East Ayrshire (George)
- Foulkes, Angell to Fowke, Louisa Charlotte
- Fowke, Louise Caroline Daphne to Fowler, Jenna Morgan
- Fowler, Jennifer Evelyn to Fownes-Luttrell, Robert Hugh Courtenay
- Fox of Buckley, Baroness, of Buckley in the County of Flintshire (Claire Regina) to Fox, Edith Annie Constance
- Fox, Edith Darwin to Fox, Harriet Amelia
- Fox, Harriet Emma to Fox, Margaret Theodora
- Fox, Margaret Winifred to Fox, Sarah Frances
- Fox, Selina to Fox-Rogers, Rose Elizabeth
- Fox-Strangways, Alice Laura to Foy, W. H.
- Foy, William to Frampton, Harriot
- Frampton, Harriott to France, Jean de
- France, Jean de to Francis, Joan Mary
- Francis, John to Francklin, Xenia Alexandra
- Francklyn, 1st Baronet (Richard) to Franken, Thietrade von
- Frankenberg, Benjamin John to Frankland-Russell, Robert, 7th Bt.
- Frankland-Russell-Astley, Bertram Frankland to Franks, Cynthia
- Franks, Cynthia Thelma to Franks, Valerie Susan
- Franks, Violet Miriam to Fraser, Amelia
- Fraser, Amelia Alice Julia to Fraser, Edith Maureen
- Fraser, Edward Hay to Fraser, Ida
- Fraser, Ida to Fraser, Magdalen
- Fraser, Magdalen to Fraser, Sheena Lennox
- Fraser, Sheila Muriel to Fraser, Æmilia
- Fraser-Brown, Donald to Frederichsen, Cathrina Elise
- Frederick Olivera, Luciana to Fredman, Susan Helen
- Fredrick, Rosalind Farrin de to Freeman, Heather
- Freeman, Henrietta to Freeman-Mitford, Rupert
- Freeman-Mitford, Sarah Georgina Cranstoun to Fremantle, Chloë Sarabella
- Fremantle, Christina to French, Arthur Edmund
- French, Arthur Foulke Augustus to French, George Arthur
- French, George Arthur to French, Mary
- French, Mary to French, William
- French, William to Frere, Frances Anne
- Frere, Frances Mary Anne to Freville, unknown
- Frew, Bret Timothy to Fride, Mari Elise
- Friebel, Annette Helene to Frith, Ruth
- Frith, Sarah Elizabeth to Frost, Humphrey
- Frost, Iona Arabel to Fry, Cornelius
- Fry, Cosima Maria-Gabriella to Fry, unknown
- Fry, unknown daughter to Fugger von Babenhausen, Sylvia Rosa Eleonora Leopoldine Karolina Maria Gräfin
- Fugger von Glött, 1st Fürst (Carl Ernst Maria Fidel Alfred Anton) to Fuller, Catherine
- Fuller, Cecilia Rose Fleetwood to Fuller, William Algernon
- Fuller, William Fleetwood to Fulton, Elizabeth Francis
- Fulton, Emily Mary to Furnell, Mary Anne
- Furnell, Mary Anne to Furniss-Roe, Robert P.
- Furnival of Malahide, 1st Baron, in Ireland (Richard Wogan) to Fussell, Thomas Arnold
- Fust, Anne to Fynes-Clinton, Louisa Richenda
- Fynes-Clinton, Mabel to Fürstenberg, Johannes Baron von
- Fürstenberg, Johannes Joseph Prinz zu to Gabbett, Jane
- Gabbett, Jane to Gabriel, Thomas, Bt.
- Gabrielle, Kerry to Gage, Annette Daphne
- Gage, Annie Isabel to Gage, Marcus McCausland
- Gage, Margaret to Gagné, Monique de
- Gago, Margrit to Gair, William Gillies
- Gairdner, Agnes to Galbraith, George
- Galbraith, George to Gale, Ellis
- Gale, Emily Caroline to Galitzine, George
- Galitzine, George Rudolf to Galletly, Susan Christine
- Galletta, Felicia Dorothy to Galloway, Wray Bury
- Galloway, Zoe to Galmoye, Viscountess of (Henrietta)
- Galo, Rachel to Galwey, Charles Edward
- Galwey, Charles Edward to Galwey, Neil Arthur
- Galwey, Nicholas William to Gamble, Anthony
- Gamble, Antony Aylmer to Games, Roberrt
- Gameson, Amanda Valerie to Gangui Ereñu, Maria
- Ganly, Andrew to Garcia-Castro y Elola, Salustiana
- Garcia-Lonas y de Lanuza, Adela to Gardiner, Edward Rawson
- Gardiner, Eliza Amy to Gardiner, Susan Veronica
- Gardiner, Susanna to Gardner, Francis Rolleston
- Gardner, Frederick A. to Gardner, Susan
- Gardner, Susan to Garland, Trevor Lorance
- Garlande, Agnès de to Garnett, Gerald Norman
- Garnett, Harry John Gerard to Garnier, George
- Garnier, George Charles to Garratt, unknown
- Garratt, Vera Catherine to Garrod, Sybil Audrey
- Garron, Alice Jane to Garth-Turnour, unknown daughter
- Garthorpe, Maria Johanna to Gasca, Susan Mary
- Gaschet, Annik Marie Nicole to Gascoyne, Isaac
- Gascoyne, Isabella to Gaskell, Trevor Roger
- Gaskell, Victoria Jacquine to Gatehouse, Timothy George
- Gatenby, Dimity Ann to Gatzke, Edith
- Gaubert, Helene Olga Lydia Tamara Maria to Gavan Duffy, William Charles Joseph
- Gavan, Anne to Gayand, Marguerite de
- Gayard, Charlotte to Geake, William Edward
- Geale, Alfred Gordon Harold to Geddes, Gillian
- Geddes, Gordon to Gee, William Benedict Robert Cooper
- Gee-Turner, Bettina Tamara Helga to Gell, William
- Gellard, Alexandra to Gemundt, Ilse
- Genade, Kathleen to George, Edward
- George, Edward Alan John, Baron George to Gerard of Bryn, Baroness (Mary Frances Emma)
- Gerard of Gerard's Bromley, 1st Baron (Thomas) to Gerard, William, 11th Bt.
- Gerard, William, 3rd Bt. to Gerrard, William
- Gerret, Ann to Gethin, Rowene Margaret
- Gethin, Rupert Mark Lovell to Giacosa, Orsina
- Gialdini, Nella Penelope to Gibbins, SAmuel
- Gibbon, 'the White Knight' to Gibbons, Elizabeth
- Gibbons, Elizabeth Jean to Gibbs, Anstice Rosa
- Gibbs, Anthony Durant, 5th Baron Aldenham to Gibbs, Jane
- Gibbs, Jane Duncombe to Gibbs, Susan
- Gibbs, Susan to Gibson, Dawn
- Gibson, Debra to Gibson, Leanda Alice Devin Joan
- Gibson, Leight Robert to Gibson, William Charles
- Gibson, William Charles to Gielgud, Violet Rose Elizabeth
- Giels, Frances Clotilde to Giffard, Roger
- Giffard, Roger to Gifford, Robert
- Gifford, Robert Francis, 2nd Baron Gifford of St. Leonard's to Gilbert, Marianne Charlotte Isabella
- Gilbert, Mark to Gilbey, Juliet Rio
- Gilbey, Kate to Gildemeester, Thomas
- Gilder, Aimee Emily Adelgisa to Gilfillan, William Frederick Anderson
- Gilham, John Henry to Gill, Sarah
- Gill, Sarah Jane to Gillett, Emily
- Gillett, Emma Jane to Gillilan, W.
- Gilliland, Donald Angus to Gillman, Sylvester
- Gillman, Sylvester John to Gilmour, Grizel
- Gilmour, Harry to Gimson, William Henry
- Ginders, Mary Charlotte to Girodin, Violet
- Giron y Canthal, Ana Maria, Duquesa de Ahumada to Gladstone, Benedict Thomas Steuart
- Gladstone, Candia Mary to Gladstones, Walter
- Gladwell Boyd, Arthur B. N. to Glanville, William
- Glanville-Brown, Bill to Glasse, Margaret Nicola Sinclair
- Glassel, Helen to Gleichen, Viktor
- Gleichen-Blankenhain, Anna Magdalena von to Glendower, Owen
- Glendyne, 1st Baron, of Sanquhar, co. Dumfries (Robert) to Glin, 9th Knight of (Philip)
- Glindon, Alice to Glover, Mary
- Glover, Mary to Glyn, Frances Sarah Elizabeth
- Glyn, Francis Maurice Grosvenor to Glynn, Lucy
- Glynn, Margaret to Gobourn, Timothy Richard Crichton
- Goch, Tangwystyl to Goddard, Yvonne
- Godden, Alexandra M. to Godfrey, Stephen Kenneth
- Godfrey, Stuart Hill to Godley, Zara Valda Mari
- Godman, Adelaide Mary Philippa to Godwin, William
- Godwin-Austen, Alfred Godwin to Goff, Winifred
- Goffe, Anne to Gold, Walter Gilbey
- Gold-von Simson, Gabrielle to Goldney, John
- Goldney, John to Goldsmith, Gillian Marion
- Goldsmith, Ginette Christiane to Gomez, Rafael
- Gomez-Acebo Botin, Carla to Gonzaga, unknown daughter
- Gonzaga, Venturina dei Conti to Gooch, Henry Edward
- Gooch, Henry Francis to Goodall, John
- Goodall, John to Goodbody, Hannah
- Goodbody, Hannah to Goodbody, Michael Delanty
- Goodbody, Michael Delanty to Goodchild, William
- Goodday, Anne to Goodey, Tegan Peta
- Goodfellow, Amy Louise to Goodlake, William Garrard
- Goodland, Mary to Goodricke, Ursula Monica
- Goodridge, F. to Goodyere, Mercy
- Goodynow, Richard to Gordon Carmichael, D. R.
- Gordon Clark, Alexander David to Gordon, Alexander
- Gordon, Alexander to Gordon, Betty M.
- Gordon, Blanche Emma Beatrice to Gordon, Edward Alexander
- Gordon, Edward Hyde Hamilton to Gordon, George of Haddo, 1st Earl of Aberdeen
- Gordon, George of Methlick, younger to Gordon, James
- Gordon, James to Gordon, John
- Gordon, John to Gordon, Lynne
- Gordon, Mabel to Gordon, Michael Eyre
- Gordon, Michael Frances, 15th of Abergeldie to Gordon, Thomas of Grandoun
- Gordon, Thomas of Premnay to Gordon-Cuming-Skene, William, 13rd of Pitlurg
- Gordon-Cumming, 1st Baronet, of Altyre and of Gordonstoun, co. Moray (Alexander Penrose) to Gordon-Lennox, Hamish Charles
- Gordon-Lennox, Helen Magdalan to Gore, Augustus Frederick
- Gore, Augustus Frederick Napier to Gore, Georgiana Isabella Susan
- Gore, Georgiana Sarah to Gore, Patricia Ellard
- Gore, Patrick St. George to Gore-Booth, Jane Mary
- Gore-Booth, Jemma Louise to Gorges, Thomas
- Gorges, Thomas to Goring, William, 3rd Bt.
- Gorini, Antonia to Gorton, Unknown Son
- Gortschakov, Alexander to Gosling, Harriet
- Gosling, Harriett Caroline to Gosset, William Butler
- Gossip, Alicia to Gouge, unknown
- Gougeon, Esther to Gough, Lavinia
- Gough, Letitia to Gould, Elizabeth
- Gould, Elizabeth to Goulden, Sophia Jane
- Goulder, Beatrice Mary to Gourlay, Jago
- Gourlay, James to Gow, Sally Elizabeth
- Gow, Simeon Nathaniel Benjamin to Gowrie, Master of (Alexander)
- Gowstra, Christopher John to Grace, Elizabeth
- Grace, Elizabeth to Grady, William
- Graecon, Anne to Graham, 4th Baronet, of Esk, Cumberland (Edward)
- Graham, 4th Baronet, of Larbert (John Alexander Noble) to Graham, Catherine
- Graham, Catherine to Graham, Elizabeth
- Graham, Elizabeth to Graham, Henry
- Graham, Henry to Graham, John Alexander
- Graham, John Alexander Noble, 4th Bt. to Graham, Marjory
- Graham, Marjory to Graham, Robert of Morphie
- Graham, Robert of Morphie to Graham, William Paley
- Graham, William Reginald to Graham-Watson, Wilfred Robert
- Graham-Wigan, Eila to Grand Duchess of Russia, Xenia Aleksandrovna, Grand Duchess of Russia
- Grand Duke of Russia, Aleksandr Aleksandrovich, Grand Duke of Russia to Grant Duff, Victoria Adelaide A.
- Grant Morris, Adrian to Grant, Archibald
- Grant, Archibald of Ballentomb to Grant, Elizabeth
- Grant, Elizabeth to Grant, Iona
- Grant, Isaac of Monymusk, 6th Bt. to Grant, Katherine Bridget
- Grant, Katherine Emma to Grant, Neil Patrick
- Grant, Nellie to Grant, Ulysses S. III
- Grant, Ulysses S. IV to Grantham, Thomas
- Grantham, Thomas to Grattan, Elizabeth
- Grattan, Elizabeth to Grave, William Cecil
- Gravel, Dawn to Graves, Jane
- Graves, Jane to Graves-Sawle, Rose Caroline
- Graves-Tamvakis, Charlotte Elizabeth to Gray, Daisy Sarah Alexandra
- Gray, Daphne Ida to Gray, Isabel
- Gray, Isabel Harriet to Gray, Mary
- Gray, Mary to Gray, Thomas
- Gray, Thomas to Grayson, Vivienne Mary
- Graz, Bridget Mary Rhona des to Greatorex, Reuben
- Greatorex-Davies, Margaret Lee to Green of Deddington, Baron, of Deddington in the County of Oxfordshire (Andrew Fleming)
- Green of Hurstpierpoint, Baron, of Hurstpierpoint in the County of West Sussex (Stephen Keith) to Green, Frances Beryl
- Green, Frances Catherine to Green, Mary
- Green, Mary to Green-Armytage, Thomas Hugh
- Green-Emmott, Kathleen Louise to Greenberg, Mary Ella
- Greenblatt, Catherine Rachel to Greene, Geoffrey Plunket Conyngham
- Greene, George to Greene, Miranda
- Greene, Miriam to Greenfield, William Bunce
- Greenfield-Snellaert, Darryl Elizabeth to Greenock, Lord (Charles Murray)
- Greenop, Joan Ursula to Greenwell, Sybil Eyre
- Greenwell, Thomas Basil to Greenwood, Thomas Frederick
- Greenwood, Thomas Hamar, 1st Viscount Greenwood to Greer, Jane
- Greer, Jane to Greer, Ussher
- Greer, Ussher Macgregor to Greeves, Margaret Jane
- Greeves, Margaret Kathleen to Gregg, William Thornton Huband
- Greggains, Charlotte M. S. to Gregory, John Duncan
- Gregory, John Sherwin to Gregson, William
- Gregson-Ellis, Charles James to Grenfell, Ethel Anne Priscilla
- Grenfell, Evelyn Emily to Grenville, Johanna
- Grenville, John to Gresley, John
- Gresley, John to Greville, Beatrice Violet
- Greville, Beaufort Henry d'Arcy to Greville, Yvonne
- Greville-Bell, Anthony to Grey, Anne
- Grey, Anne to Grey, Elizabeth
- Grey, Elizabeth to Grey, Humphrey
- Grey, Ian Michael to Grey, Mary
- Grey, Mary to Grey, unknown
- Grey, unknown to Griek, Ulrike Maria
- Grier, Alexander Anthony MacGregor to Grierson, Janet Agnes
- Grierson, Janet Agnes Elizabeth to Grierson, William, 9th of Lag
- Griersone, Alexander to Griffin, John Derrick Benjamin
- Griffin, John Griffin to Griffith, Geoffrey Grenville
- Griffith, George to Griffith-Jones, Trevor
- Griffith-Montgomery, Sheila to Griffiths, Sally Ann Nicola
- Griffiths, Sandra to Grimason, John Scott
- Grimaud, Alfred to Grimston, Dawn Monica Ann
- Grimston, Denise to Grimthorpe, Baroness (Mary Alice)
- Grimwade, Deborah Rutherford to Grogan, John
- Grogan, John to Grossart, Suzanna
- Grosse, Dennis to Grosvenor, Randall
- Grosvenor, Randle le to Grotrian, Ursula Catherine
- Groube, Catherine Charlotte to Grove, Hugh
- Grove, Humphrey to Grove-White, William James
- Grover, Abigail to Groves, William Harold
- Groves-McGarel, Edward Julian to Grubb, Enid Mary
- Grubb, Enid Mary to Grubb, Louise
- Grubb, Louise to Grubb, Sarah
- Grubb, Sarah to Grubbs, Jennie
- Grubbs, Jerry Thurston to Gruffudd, William David
- Gruffyd, Owain, King of Gwynedd to Grüningen-Wirtimberg, Hartmann II von
- Grüninger, Bernhard Rudolf to Gudenus, Gabriel Freiherr von
- Gudenus, Gabriel Graf von to Guerrieri, Vittorio Emanuele, Conte di Mirafiori e Fontanafredda
- Guerritore, Maddalena to Guest, Winston Frederick Churchill
- Guestier, Corinne to Guillamore, Viscountess (Mary Margaret Frances)
- Guillaume, Claire Marie to Guinness, Elizabeth
- Guinness, Elizabeth to Guinness, Nancy Vivian Laura
- Guinness, Natasha to Guise, Antoine de
- Guise, Antonie de to Guise, Wylder James
- Guisee Valle Riestra, Maria Mercedes Carlota to Gulston, Susannah
- Gum, Mary to Gundry, Vyvien Frances
- Gundry-White, Alexander to Gunn, Robert
- Gunn, Robert to Gunningham, Michael Robert Fearon
- Gunnis, Diana Marion to Gurdon, William Brampton
- Gurdon-Rebow, Hector John to Gurney, Margaret
- Gurney, Margaret Barclay to Guthmann, Simone Suzanne Marie Anne
- Guthrie of Craigiebank, Baron, of Craigiebank in the City of Dundee (Charles Ronald Llewelyn) to Guthrie, William Tyrone
- Guthrie, William, 2nd of Hiltoun to Gwatkin, Hannah Rosemary Theophila Stapleton
- Gwatkin, Harriet to Gwynn, Minnie Wooder
- Gwynn, Neville to Gybbon-Monypenny, Patricia Jane
- Gybbon-Monypenny, Peter John, 30th of Pitmilly to Haan, Vivien de
- Haarlem, Agnes van to Habsburg, Matthias, Holy Roman Emperor
- Habsburg, Maximiliam Franz Joseph Karl Otto Heinrich Graf von to Habsburg-Lothringen, Johannes-Jacobus Josef Árpád Pius Stephan Ignatius Hermann Maria von
- Habsburg-Lothringen, Joseph Ferdinand Salvator Maria Franz Leopold Anton Albert Johann Baptist Karl Ludwig Rupert Maria Auxiliatrix von to Hackett, Edmond
- Hackett, Edmond to Hackett, Sheila Maud Kennedy
- Hackett, Sheila Ruby to Haddington, Dorinda
- Haddo, 1st Earl of, co. Aberdeen (John Campbell) to Hadland, William
- Hadlee, Georgina Barrington to Hagar, Thomas Lister
- Hagarston, Henry de to Haggard, William Rudolph Rivers
- Haggarston, Elizabeth to Hahnel, Winifred Elsie
- Hahofer, Elsa to Haig, William James
- Haig, William of Bemersyde to Haines, Hannah
- Haines, Hannah to Halcro, unknown
- Halcrow, Helen to Haldane, William Stowell
- Haldane-Chinnery, Anne Elizabeth Frances Margaretta to Hale, Rowland
- Hale, Ruth Mary to Haley, Valerie
- Halfhead, Christopher Norman to Halkett, Kate
- Halkett, Katherine to Hall, C. W.
- Hall, Camilla Jane Kathleen to Hall, Elizabeth Isla Yorke
- Hall, Elizabeth Jane to Hall, Herbert
- Hall, Herbert Austen to Hall, Laetitia
- Hall, Laetitia to Hall, Norman B.
- Hall, Noël to Hall, Thomas Guppy Sarsfield
- Hall, Thomas James to Halle, Wulf Lewin von
- Hallen, Arabella Diana Hamlyn to Hallifax, Samuel
- Hallifax, Sophie Anna Rose to Hallward, William
- Hallwell, Anne to Halsey, William Edmund
- Halsham, Anne to Hamar, Mary
- Hamber, Aldyth Werge to Hambro, Susan Amelia
- Hambro, Sybil Mary Martin to Hamilton of Hameldon, 9th Baron, co. Leicester (Ian)
- Hamilton of Stackallan, 10th Baron (Gustavus Michael George) to Hamilton, Alexander Avis
- Hamilton, Alexander Caspar Paulet to Hamilton, Anthony Baldwin
- Hamilton, Anthony Edmund Hubert to Hamilton, Charles
- Hamilton, Charles to Hamilton, Duchess of (Nina Mary Benita)
- Hamilton, Duchess of (Sarah Jane) to Hamilton, Ernest
- Hamilton, Ernest William to Hamilton, Georgiana (Hon.)
- Hamilton, Georgiana Katharine to Hamilton, Henry Meade
- Hamilton, Henry Parr to Hamilton, James Mervyn de Courcy
- Hamilton, James of Aikenhead to Hamilton, Jill
- Hamilton, Joan to Hamilton, Julius Frank Xavier Leopold, Count Hamilton
- Hamilton, June Mary Clifton to Hamilton, Margaret
- Hamilton, Margaret to Hamilton, Mary Brenda
- Hamilton, Mary Cecilia Rhodesia to Hamilton, Robert
- Hamilton, Robert (Sir) of Fingalton and Preston to Hamilton, Thomas, 2nd Earl of Haddington
- Hamilton, Thomas, 3rd Earl of Haddington to Hamilton, William, 2nd of Raploch
- Hamilton, William, 3rd Lord Bargany to Hamilton-Russell, Frederick Gustavus George
- Hamilton-Russell, Georgiana Mary to Hamments, Richard James
- Hammer, C. H. to Hammill, William James
- Hammon, Ann Louisa Lyster to Hammond-Chambers, Robert Sharp Borgnis
- Hammond-Chambers-Borgnis, Clare to Hampson, Henry
- Hampson, Honoria Mary to Hampton, Duncan
- Hampton, Earl Walter Morgan to Hampton, John Robert
- Hampton, John Robert to Hampton, Oliver Mounsey
- Hampton, Olivia to Hampton, Yvonne
- Hampton-Hall, Holly to Hanbury, Effield Dorothy Cecil
- Hanbury, Eileen Jeanne to Hanbury, Victoria K.
- Hanbury, Violet to Hancock, Ian Robert
- Hancock, Isaac to Handcock, Fiona Elizabeth Jane
- Handcock, Florence to Handoll, Trevor Casbay
- Hands, Andrée to Hankey, Beatrice
- Hankey, Beatrice to Hankey, William
- Hankey, William Alers to Hanmer, David Nicholas Frank
- Hanmer, Debbie Leigh Caroline to Hanmer, Rosemary Elizabeth
- Hanmer, Ruth to Hannay, Charlotte
- Hannay, Claude Patrick to Hanning, William
- Hanning-Lee, Edward to Hansard, Winifred White
- Hansbrow, George to Hanson, Zoe Charlotte
- Hansson, Anna-Llena Margareta to Harbord, Charles Edward Ralph
- Harbord, Charles Francis to Harbron, Dinah
- Harby, 1st Baronet (Job) to Harcourt, Jean IV d', seigneur de Lillebonne, de Brionne, d'Elbeuf et d'Aarschot, vicomte de Châtellerault
- Harcourt, Jean V d', seigneur de Bonnetable, de Lillebonne, de Brionne, d'Elbeuf et d'Aarschot, vicomte de Châtellerault to Harden, Joseph Webster
- Harden, Kara Leigh to Harding, Elizabeth
- Harding, Elizabeth Eleanor Lechmere to Harding-Newman, William Richard
- Harding-Rolls, Alice Mary to Hardisty, Richard
- Hardkyn, Elizabeth to Hardy, Edith Jocelyn
- Hardy, Edith Maria May to Hardy, William
- Hardy-Johnston, Alice Louisa to Hare, Henrietta
- Hare, Henrietta to Hare, Thomas
- Hare, Thomas Edward to Harford, William Scandrett
- Harford-Battersby, Abraham Gray to Hargreaves, William Sidney
- Hargreaves-Allen, Christopher to Harington, Robert Edward Stuart
- Harington, Robert John Michael to Harlech, Baroness (Sylvia)
- Harleston, Alice to Harman, Mary Harris
- Harman, Mary Rachel to Harmsworth, Christabel Rose
- Harmsworth, Claire Elen Mary to Harold-Barry, William John
- Haroldi, Kasha to Harpley, Ronald Joseph
- Harpour, Catherine to Harries, William Davys
- Harrild, Frederick to Harris, Anna Meredith
- Harris, Annabel Joan to Harris, Elizabeth
- Harris, Elizabeth to Harris, James Hugh Carleton, Viscount FitzHarris
- Harris, James Michael Oswald to Harris, Michael
- Harris, Michael Anthony to Harris, unknown
- Harris, unknown to Harrison, Bertha
- Harrison, Bertram Cecil to Harrison, Emily Frances
- Harrison, Emily Gertrude to Harrison, James Harwood, 1st Bt.
- Harrison, James Hugh Cholmeley to Harrison, Mary
- Harrison, Mary to Harrison, Selwyn Thorpe Cholmeley
- Harrison, Sheila Mary to Harrod, Wilhelmine
- Harrold, Jane to Hart Dyke, Thomas
- Hart Dyke, Thomas Guy to Hart, Henry Edward
- Hart, Henry George to Hart, Vivien
- Hart, Vivienne to Hartig, Johannes Graf von
- Hartig, Johannes Graf von to Hartley, John
- Hartley, John to Hartopp, William
- Hartopp, William to Harverson, Philippa Audrey
- Harveson, Florence Mary Georgianna to Harvey, Elias
- Harvey, Elinor to Harvey, John
- Harvey, John to Harvey, Rachael
- Harvey, Rachel to Harvey-Kelly, William
- Harvey-Piper, C. D. to Hase, Hans Georg von
- Hase, Hans Karl Paul Stanislaus von to Haskins, Robin
- Haskoll, Anne Caroline to Hassell, Winifred Amy
- Hassells, C. S. to Hastings, Antony
- Hastings, Arabella Georgina to Hastings, Hannah
- Hastings, Hannah to Hastings, Olwyn Pearl
- Hastings, Osmond William Toome Westenra to Hatch, Helen
- Hatch, Helen Sophia to Hatley, Susanna
- Hatly, Henry to Haudlo, Richard de
- Haueningen, Franz Edle von to Haughton, Elizabeth
- Haughton, Elizabeth to Haughton, Joshua
- Haughton, Josiah to Haughton, Sarah
- Haughton, Sarah to Hauteville, Violante de
- Hautpoul de Seyre, Julia Caroline d' to Haviland, Wilfred Pollen
- Havill, Ann Wood to Hawke, Simon
- Hawke, Stanhope to Hawkes, Mary
- Hawkes, Mary to Hawkins, Elizabeth Mary
- Hawkins, Elizabeth Mary to Hawkins, Margaret Ida
- Hawkins, Marguerite Wilhelmine to Hawks, Patricia
- Hawks, Paul to Hawley, Thomas (Sir)
- Hawley, unknown to Haworth-Booth, Vivien Eve Shuttleworth
- Haworth-Leslie, Alice Veronica to Hay, Agnes Jane
- Hay, Agnes Marshall to Hay, Christian
- Hay, Christian to Hay, George Ronald
- Hay, George, 16th Earl of Erroll to Hay, Jean
- Hay, Jean to Hay, Marie
- Hay, Marie Lizabel Macdonald to Hay, Stuart Gordon
- Hay, Susan to Hay-Drummond, Peter Auriol
- Hay-Drummond, Robert to Haye, William, 1st of Erroll
- Hayes Fisher, Rachel Florence to Hayes, Mary
- Hayes, Mary to Hayhurst, Orlando Henry Laurie
- Hayim, Moya Lillian to Haynes, Mabel Frances Harriet
- Haynes, Madeline Julie to Hayward, Jack
- Hayward, Jack Osbert Reresby Sitwell to Hazeldine, William Allen
- Hazelgrove, Rebecca to Hazlitt, William (Reverend)
- Hazlon, Alice to Head, Karen Carla
- Head, Katherine to Headley, Thomas
- Headspeck, Rachel to Healy, Wilfred
- Heane, Frances to Hearst, William Randolph, Jr.
- Heas, Elizabeth to Heathcoat Amory, William Francis
- Heathcoat, Anne to Heathcote, Edward Arthur
- Heathcote, Edward Lionel to Heathcote, Letitia Maria
- Heathcote, Linda Heidi to Heathcote, Yvonne Sharon
- Heathcote-Drummond, Mary Adelaide to Heaton-Armstrong, Gabrielle Louise
- Heaton-Armstrong, George William Bayly to Hebditch, W. H.
- Hebeler, Bernard Adam to Hechle, Rosalind Elizabeth
- Hechler, Herta to Hedworth, Susanna Sophia
- Heeckeren de Wassenaer of Twickel, Baron de (Charles) to Heidenstam, Rolf Magnus von
- Heidenstern, Adele Wilhelmina Marika von to Heiten, Margaret Elizabeth
- Heitmann, Catherine Marie to Hellings, Zoya Eleanor
- Helliwell, Edward to Hely Hutchinson, Geraldine Mary
- Hely Hutchinson, Gladys to Hemingway, Vera Elizabeth Kathleen
- Hemlein, Kristen to Henckel von Donnersmarck, Maria Lazarus Leo-Ferdinand Romwolt Wilhelm Edwin Gerhard Stefan
- Henckel von Donnersmarck, Maria Lazarus Winfried Friedrich Carl to Henderson, Crystyn Margaret Hyacinthe
- Henderson, Cunningham to Henderson, James
- Henderson, James to Henderson, Mary Augusta Walcott
- Henderson, Mary Clare to Henderson, William Arthur
- Henderson, William Bankier to Heneage, Janet
- Heneage, Jean Georgiana Ethel to Henley, Mary
- Henley, Mary to Hennessy, Evelyne
- Hennessy, Flavian Noel Mather to Henniker, John
- Henniker, John Granville to Henrey, Thomas Selby
- Henri, Astrid to Henry, Thomas
- Henry, Thomas to Hepburn, Ann
- Hepburn, Ann Margaret to Hepburn, Jean
- Hepburn, Jean to Hepburn, Rose Evelyn
- Hepburn, Ross Gordon to Hepper, Richard William
- Heppingstone, Arthur to Herbert, Arabella
- Herbert, Arabella to Herbert, Elizabeth, Baroness Herbert
- Herbert, Ella Mary to Herbert, Jonathan Nicholas William, Viscount Clive
- Herbert, Joseph to Herbert, Richard
- Herbert, Richard to Herbery, Jane
- Herbin, Angela to Heriot, Joanne
- Heriot, John of Lymphoy to Hernandez-Doyle, Maria Luisa
- Hernani, Duquesa de (Margarita Maria) to Heron-Maxwell, William Henry Stopford of Teviot Bank
- Heron-Maxwell-Blair, Edward James to Herrman, Heidi
- Herrmann, Amelia Henriette to Hervey of Ickworth, Baroness (Mary)
- Hervey of Kidbrooke, 1st Baron, co. Kent (Henry) to Hervey, Penelope
- Hervey, Penuel Isabel Mary Lyons to Heseltine, Yvonne
- Heselwood, Elsie May to Hesketh, Thomas
- Hesketh, Thomas to Hessen, Wilhelm II Landgraf von
- Hessen-Braubach, Johann Landgraf von to Hessen-Kassel, Prinz von (Christoph Ernst August)
- Hessen-Kassel, Prinz von (Ferdinand) to Hessenstein, Marie Gräfin von
- Hessenstein, Moritz Graf von to Heveningham, William
- Heverin, Elfie Mary to Hewett, Frances Mary
- Hewett, Frances Sophia to Hewitt, Belinda Anne
- Hewitt, Benjamin James to Hewitt, Penelope Jane
- Hewitt, Percy Hughes to Hewtson, Marjorie
- Hewytt of Gowran, 1st Viscount, co. Kilkenny (George) to Heyerdahl, Thor
- Heyes, Donald James to Heymanson, Simon John
- Heymoz, Augusta Jeanne Marie to Heywood, Jonathan G.
- Heywood, Jonathan Martin to Hezlet, Robert Knox
- Hezlett, Ian Moore to Hicken, Henry Botevyle
- Hickenlooper, Lucy Mary Agnes to Hickman, Clarice May
- Hickman, Clyde Ross to Hickman, Tara Jane
- Hickman, Terence to Hicks, Thomas
- Hicks, Thomas to Hiern, Susannah
- Hieron, Frances to Higginson, Henry
- Higginson, Henry to Hight, James
- Hight, Jane to Hildyard, William George Alexander
- Hilere, Marquis de St to Hill, Anne
- Hill, Anne to Hill, Constance Helen
- Hill, Constance Louise to Hill, Ernie Parker
- Hill, Ethan Jason to Hill, Hugh, 1st Bt.
- Hill, Humphrey to Hill, Katherine
- Hill, Katherine to Hill, Mary Jane
- Hill, Mary Joanna to Hill, Roland Sydney
- Hill, Ronald to Hill, William
- Hill, William to Hilleke, William Andrew
- Hillen, Elizabeth to Hills, Matthew William
- Hills, Michael Anthony to Hilton-Green, Julia Mary Hamilton
- Hilton-Johnson, Christopher to Hindes, Jean Pauline
- Hindhaugh, Andrew to Hingley, Robert (Reverend)
- Hingsdoll, unknown daughter to Hippisley, Henry
- Hippisley, Henry to Hiscoe, Hazel Mary
- Hiscox, Albert to Hives, William Duncan
- Hix, Mary to Hoare, David
- Hoare, David John, 9th Bt. to Hoare, Jane Frances Cecily
- Hoare, Jane Victoria to Hoare, Richard
- Hoare, Richard to Hobart, Elizabeth
- Hobart, Elizabeth to Hobbes, William Albert
- Hobbins, Agnes to Hobhouse, Jane
- Hobhouse, Jane to Hobson, Ellinor Emma
- Hobson, Emma to Hockin, Jane Gloriana
- Hocking, Bessie Edith to Hodges, Edmund
- Hodges, Eleanor to Hodgkin, Shirley Ann
- Hodgkins, Betty Gay to Hodgson, Grace
- Hodgson, Gwyneth Mary Livingstone to Hodnett, William P.
- Hodsall, Bennett to Hodson, William Edward John (Colonel)
- Hodson-Pressinger, Anne to Hoffman, William Gilmour III
- Hoffmann von Rumerstein, Benedikt Ernst Friedrich Karl Josef Thomas to Hogendorp, Willem van
- Hogenhove, Aletta van to Hogg, John Roughton
- Hogg, John Rynd to Hogge-Archdale, Louisa
- Hoggett, Brenda Marjorie to Hohenberg, Leopold Prinz von
- Hohenberg, Luisa Prinzessin von to Hohenlohe, Ymana
- Hohenlohe-Bartenstein und Jagstberg, Johann Friedrich Michael Carl Maria Fürst zu to Hohenlohe-Langenburg, Marie Isabella Gabrielle Franziska Ferdinandine Prinzessin zu
- Hohenlohe-Langenburg, Marie Isabella Prinzessin zu to Hohenlohe-Waldenburg-Neuenstein, Ulrich von
- Hohenlohe-Waldenburg-Pfedelbach, Ludwig Gottfried Graf zu to Hohenlohe-Öhringen, Prinz zu (Kraft)
- Hohenlohe-Öhringen, Prinz zu (Kraft) to Hohenzollern, Sofie von
- Hohenzollern, Sofie von to Hohler, Viveca Judith Maria
- Hohmann, Leslie Ann to Holbrooke, Frederick George
- Holbrooke-Jackson, Harvey to Holden, Elizabeth
- Holden, Elizabeth to Holder, Derek
- Holder, Edith Mary to Hole, William Brassey
- Hole, William Gerald to Holland, Caroline
- Holland, Caroline Edith to Holland, Katherine Angela Mary
- Holland, Katherine J. to Holland, William
- Holland, William to Holliday, Stanley
- Holliday, Thomas B. to Holloway, James Oliver Pendrill
- Holloway, Jan Marie to Holme of Cheltenham, Baroness (Kathleen Mary)
- Holme, Albina Mary Rose to Holmes à Court, Janet Lee
- Holmes à Court, Joan Patricia to Holmes, Isabel
- Holmes, Isabella to Holmes-Leigh, Edward Leonard
- Holmes-Orr, Adelaide to Holstein-Gottorp, Elisabeth von
- Holstein-Gottorp, Elizabeth Marie Friederike, Herzogin von Oldenburg to Holstein-Schauenburg-Pinneburg, Otto IV von
- Holstein-Schaumburg, Ernst Graf von to Holt, Rosemary Elizabeth
- Holt, Rowena Mary Vesey to Holyoake, William
- Holyoke, Charlotte Elizabeth to Home, Countess of (Sally Antoinette)
- Home, Cuthbert of Fast Castle to Home, Robert
- Home, Robert to Hone, Edith
- Hone, Edith Frances to Hone, Sheila
- Hone, Sophia to Honywood, Marion Grace
- Honywood, Martha to Hood, Dulcie
- Hood, Edith Blanche Mary to Hood, unknown daughter
- Hood, unknown daughter to Hoop, Johanna Paulina van der
- Hooper, 1st Baronet, of Tenterden, co. Kent (Frederic Collins) to Hooton, William de
- Hoover, Allan Henry to Hope, Alicia Henrietta
- Hope, Alison to Hope, Elizabeth Williams
- Hope, Ellen Evelyn Elizabeth to Hope, John David of Craighall, 13th Bt.
- Hope, John Deans to Hope, Robert
- Hope, Robert to Hope-Vere, Julia
- Hope-Vere, Louisa Maud to Hopkins, Joseph Peter Bradshaw
- Hopkins, Joshua to Hopkinson, Mabel Frances Laetitia
- Hopkinson, Margaret to Hopton, John
- Hopton, John to Hordern, Grace Harriet
- Hordern, Gwenda Margaret to Hore-Ruthven, Zara Eileen
- Horen, Elizabeth Ann to Hornby, James Lawrence
- Hornby, Jamie Alexander Fairbairn to Horne, John
- Horne, John to Hornes, Prinz von (Maximilian Emmanuel)
- Hornfelt, Helma to Horrocks, William
- Horrox, Charlotte Julia to Horsfield, Victoria A.
- Horsford, Ada Laetitia Moor to Hort, Rebecca Maria
- Hort, Richard to Horton, Zoë Jane
- Horton-Fawkes, David Hawkesworth to Hoskyns, Anthony Hungerford
- Hoskyns, Arthur Philips to Hoskyns, Zara Stephanie Jardine
- Hoskyns-Abrahall, Adam James to Hoste, Thomas Edward
- Hoste, Walter to Hotham, Louisa
- Hotham, Louisa to Houghton of Houghton, Baroness (Anne)
- Houghton of Richmond, Baron, of Richmnond in the County of North Yorkshire (John Nicholas Reynolds) to Houldsworth, Zoë Anne
- Houle, Edward Curtis to Houston, Fanny Lucy
- Houston, Fielde Stewart to Houstoun, Sarah Molly
- Houstoun, Sarah Simmons to Hovenden, Thomas
- Hovendon, Christopher to Howard, Alice Clare
- Howard, Alice Isabella to Howard, Charlie
- Howard, Charlotte to Howard, Ernest Walters
- Howard, Esme Eleanor to Howard, Henry, 3rd Earl of Effingham
- Howard, Henry, 4th Earl of Carlisle to Howard, Lucy Gertrude
- Howard, Luisa Edwina to Howard, Paula
- Howard, Penelope to Howard, unknown daughter
- Howard, unknown daughter to Howard-Vyse, William Dalton
- Howard-Wright, Eric James to Howe, John Thynne, 2nd Lord Chedworth, Baron of Chedworth
- Howe, John, 1st Bt. to Howell, Marjorie Esther
- Howell, Martha to Howie, Margaret Jessie Reid
- Howie, Margaret Mary Paterson to Howson, William Thomas
- Howth of Howth, 1st Baron, co. Dublin (William Ulick Tristram) to Hoyos, Graf (Johann Philipp Josef Franz)
- Hoyos, Gräfin von (Marie-Antoinette) to Hubbard, Jane
- Hubbard, Jasper Picton to Huddleston, Reginald Mowbray Chichester
- Huddleston, Richard to Hudson, Euphemia Susan
- Hudson, Evangeline Margaret Victoria to Hudson, Robert Arthur
- Hudson, Robert Arundell to Huggins, Charles Edward
- Huggins, Charles Lang to Hughes, Alfred
- Hughes, Alfred Collingwood to Hughes, Ellen Catherine
- Hughes, Ellen Hamilton to Hughes, Julie
- Hughes, Julie to Hughes, Ronw Moelwyn
- Hughes, Rosalie Anne to Hughes-Morgan, Thomas Parry Michael
- Hughes-Morgan, Violet to Hulbert, Margaret Emily
- Hulbert, Mary to Hulse, Jessie Marian
- Hulse, Katharine Charlotte to Hulton, William Wilbraham Blethyn, 1st Bt.
- Hulton-Harrop, Benjamin James de Lacy to Hume, John
- Hume, John to Humfrey, Terence Charles Burrowes
- Humfris, J. Proctor to Humphreys, Mabel Alexandra
- Humphreys, Mabel Emma to Hungary, Wladislaw I of
- Hungate, 2nd Baronet (Francis) to Hungerford, Elizabeth Amelia Anne Piers
- Hungerford, Elizabeth Ann to Hungerford, Lucy
- Hungerford, Lucy to Hungerford, Thomas William
- Hungerford, Townsend James William to Hunt, Constance
- Hunt, Cynthia J. to Hunt, Joyce
- Hunt, Judith Diana to Hunt, unknown daughter
- Hunt, unknown son to Hunter Blair, Walter Charles
- Hunter Gordon, Alisa to Hunter, Eszter
- Hunter, Ethel Elizabeth to Hunter, Martin
- Hunter, Martin to Hunter, Wooneytha Oliver
- Hunter-Arundell, Elizabeth Agnes to Huntington-Whiteley, William Joseph
- Huntingtower, 10th Lady, co. Perth (Wenefryde Agatha) to Hurd, William
- Hurdis, Harriet Charlotte to Hurst, William John
- Hurst-Bannister, Barnabas J. to Hussey, Catherine
- Hussey, Catherine Henrietta to Hustler, John Randolph
- Hustler, Margaret to Hutchinson, Charles
- Hutchinson, Charles to Hutchinson, Mary
- Hutchinson, Mary Ann to Hutchison, Jane F. E.
- Hutchison, Jane Moir Ogilvy to Huth, Sydney Stansfield
- Huth, Tette to Hutton, John Robin
- Hutton, John Timothy D'Arcy to Huxley, Thomas Henry
- Huxtable, Allegra Georgia to Hyde, Elizabeth
- Hyde, Elizabeth to Hyde, Úna
- Hyde-Clarke, Maureen Elay to Hynes, Tracy
- Hynson, Anne to Ibison, Reginald
- Ible, John de to Ilchester, Countess of (Laure Georgine Emilie)
- Ilchester, Countess of (Margaret Elizabeth) to Imbert-Terry, Henri, Seigneur de la Terrière
- Imbert-Terry, Henry Bouhier, 2nd Bt. to Inchbald, Venetia Presiley Alice
- Inchbold, Sheelah Margaret to Inge, William Walter
- Ingelar, Anne to Ingleby, John Mungo
- Ingleby, John, 3rd Bt. to Inglis, John
- Inglis, John to Ingram, Catherine
- Ingram, Cecil to Ingrams, Peter John
- Ingrams, Queenie to Innes, Alexander, 14th of that Ilk
- Innes, Alexander, 16th of that Ilk to Innes, Elizabeth
- Innes, Elizabeth to Innes, James
- Innes, James to Innes, Lily Eileen
- Innes, Linda Victoria to Innes, Robert, 6th of Thursater
- Innes, Robert, 8th of that Ilk to Innes-Ker, Katherine Christina Mary
- Innes-Ker, Margaret Elisabeth to Ionides, Nellie
- Ionn, Lilian Louisa to Irby, Kathleen
- Irby, Katie Lorna to Ireland, Karen Elizabeth
- Ireland, Katherine Pepita to Ironside, Jane
- Ironside, Janey to Irvine, Jean Marie
- Irvine, Jeanne Helene to Irvine-Fortescue, Simon Archer
- Irvine-Fortescue, Sophia to Irwin, Henry
- Irwin, Henry Offley to Isaacs, Michael
- Isaacs, Michael Alfred Rufus, 3rd Marquess of Reading to Isenburg-Budingen-Wachtersbach, Wolfgang-Ernst Ferdinand Heinrich Franz Karl Georg Wilhelm Prinz zu
- Isenburg-Büdingen in Wächtersbach, Johann Ernst Graf zu to Isle, Warin de l'
- Isle-Bouchaard, Bartelmy de l' to Ithell, Anne
- Ithuralde, Marianne La Fourcade to Iwerman, Stig
- Ixworth Thorpe, Lord of, Suffolk (Thomas) to Jackson, Alan
- Jackson, Alan A. C. to Jackson, Congreve
- Jackson, Conrad Guy Frederick to Jackson, Frederick Hume
- Jackson, Frederick Huth to Jackson, Joan
- Jackson, Joan to Jackson, Mary
- Jackson, Mary to Jackson, Ruth Felicité
- Jackson, Ruth Helen Isobel to Jackson, Zoe
- Jackson-Stops, Anthony Ashworth to Jacobs, Emily Rose
- Jacobs, Emma to Jacquith, Florence Wolcott
- Jacson, Edward Shallcross Owen (Reverend) to Jager, Winifrede Jean
- Jagg, Douglas Charles to James, Ann
- James, Ann to James, Elizabeth
- James, Elizabeth to James, Joan
- James, Joan Rosamond to James, Natasha Anne
- James, Neil Seaton to James, Walter Ernest Christopher, 4th Baron Northbourne of Betteshanger
- James, Walter Henry, 2nd Baron Northbourne of Betteshanger to Jameson, William Lyster
- Jametel, George to Janoeff, Katya Alexandra Elisabeth d'
- Jans, Christopher Bramwell to Jardine Paterson, Susan Margaret
- Jardine, 10th Baronet, of Applegirth (Alexander) to Jardine, unknown daughter
- Jardine, unknown daughter to Jascoll, John Henry David
- Jasiewicz, Charles Alexander Francis Beaumont to Jeans, Yvonne
- Jeanson, Brigitte Claude Marie to Jedburgh, Master of (Andrew)
- Jeddere-Fisher, Agnes Jane to Jeffery, William Charles
- Jefferyes, Albinia Jane to Jeffreys, Sarah
- Jeffreys, Sarah to Jekyll, Tryphena
- Jelenska, Marie to Jenkin, William
- Jenkings, Stiverd to Jenkins, Paul
- Jenkins, Paula Louise Howell to Jenkinson, Robert, 2nd Bt.
- Jenkinson, Robert, 3rd Bt. to Jenner, XChristopher Murray Downton
- Jenner-Fust, Herbert to Jennings, Walton
- Jennings, Walton (Lt.-Col.) to Jephson, Michael
- Jephson, Michael Charles William Norreys to Jerningham, Lucretia
- Jerningham, Madeline to Jervis, Mary Ann
- Jervis, Mary Anne to Jessel, Shirley Cornelia
- Jessel, Simon Dana to Jessup, Teresa M.
- Jest, Clare Mary to Jobson, William
- Jobst, Ernst Eugen to Jodrell, William Arthur Mostyn-Owen
- Joel, Catherine to Johnes, Thomas
- Johns, Adam Glenn to Johnson, Aphra
- Johnson, Arabella to Johnson, Elinor
- Johnson, Elisabeth Freda to Johnson, Hugh Walters Beaumont
- Johnson, Hugh William Nicholas to Johnson, Margaret Ann Woodrow
- Johnson, Margaret Anne to Johnson, Ralph Harold Ormsby
- Johnson, Ray to Johnson, William
- Johnson, William to Johnston, Andrew
- Johnston, Andrew Barry to Johnston, Elizabeth
- Johnston, Elizabeth to Johnston, Jane
- Johnston, Jane to Johnston, Mary Alice
- Johnston, Mary Ann to Johnston, Terence Walter
- Johnston, Terrance Lee to Johnstone, Anne Laurie
- Johnstone, Annette to Johnstone, Françoise
- Johnstone, Freda Anna to Johnstone, John Heywood
- Johnstone, John Lowther of Westerhall, 6th Bt. to Johnstone, Rachel Mary
- Johnstone, Randalena Augusta Caroline to Johnstone-Scott, Winifred Joan
- Johnstoun, Matilda to Jolliffe, Helen
- Jolliffe, Helen to Jonas, Zeno
- Jonckheyn, Maria to Jones, Brittney
- Jones, Britton James to Jones, Dorothea
- Jones, Dorothea Blanche to Jones, Florence Anne
- Jones, Florence Justina to Jones, Isaac
- Jones, Isaac to Jones, Kenneth Leslie
- Jones, Kenrick Morres Hamilton to Jones, Mary Gertrude
- Jones, Mary Gordon to Jones, Rice
- Jones, Richard to Jones, Thomas
- Jones, Thomas to Jones-Parry, Thomas Parry Michael
- Jones-Vestey, Florence Martha to Jordan, unknown
- Jordan, Victor to Jourdain, Ramon
- Jourdan de Saint Leger, Françoise-Therese to Joyce, Noemi Victoria
- Joyce, Odette Honora to Judd, Ellen Georgiana
- Judd, Emma Mary Powell to Julius, William
- Jull, Mildred R. to Jäger, Manfred
- Jägerndorf, Johann Georg Herzog von to Kahn, Wilfred
- Kahnweiler, Betty to Kane, Mary Rotch
- Kane, Oliver DeLancey to Karolyi, Vera
- Karolyi, Viktor to Kautz, Rudolf Adolf
- Kauzov, Christina to Kay, William Robertson
- Kay-Lassels, Phillip to Kazemzadeh, Zoreh
- Kchessinsky, Felix to Kearney, Hickman
- Kearney, Hickman to Keatinge, Violet Mary
- Keatley, Brigid to Keeling, Vanessa Clare
- Keelinge, Margery to Keglevich, Stephan
- Keh, Siew Kheng to Keith of Inverurie and Keith Hall, 9th Lord (Algernon Hawkins Thomond)
- Keith of Kinkel, Baron, of Strathummel in the District of Perth and Kinross (Henry Shanks) to Keith, Mary
- Keith, Mary to Kekewich, Olivia Elizabeth
- Kekewich, Robert to Kellett, James
- Kellett, James to Kellogg, Florence Agnes
- Kellogg, Gardner to Kelly, Christian
- Kelly, Christian to Kelly, John
- Kelly, John to Kelly, unknown
- Kelly, unknown to Kemble, Laura Rose Sarah
- Kemble, Margaret to Kemp, James
- Kemp, James C. to Kempis, unknown von
- Kempkens, Ewald to Kendall, Margaret
- Kendall, Margaret to Kennan, Thomas Ynyr Burges
- Kennard, 1st Baronet, of Fernhill, co. Southampton (Coleridge Arthur Fitzroy) to Kennard, Rosa Marion
- Kennard, Rose Nicholl to Kennedy, Archibald Angus Charles, 8th Marquess of Ailsa
- Kennedy, Archibald David to Kennedy, Evelyn Maude
- Kennedy, Evory to Kennedy, John
- Kennedy, John to Kennedy, Mary
- Kennedy, Mary to Kennedy, Violet Hope
- Kennedy, Violet Rosa Sonia to Kenny, Mary
- Kenny, Mary to Kent, Erica
- Kent, Essex, Sussex and Surrey, Æðelstan of to Kenworthy, William Henry
- Kenworthy-Browne, Elliott to Kenyon, unknown son
- Kenyon, Vanessa May to Keppel, Frederick Walpole
- Keppel, George to Ker, Eva Frances Caroline
- Ker, Eva Winifred Selina to Kerans, Judith
- Kerans, June to Kernick, Unknown
- Kernkamp, Holly Vanessa to Kerr, Frances
- Kerr, Frances to Kerr, Mark Barrington
- Kerr, Mark David to Kerr-Cross, Priscilla Marv
- Kerr-Pearse, Beauchamp to Kerse, Lord (Thomas)
- Kersey, Alexander Henry to Kessler, William James
- Kestell-Cornish, George to Keudell, Lilian von
- Keudell, Luise Alexandra von to Keyes, Solomon
- Keyes, Solomon to Khevenhüller-Metsch, Maria-Victoria Laura Christine Manuela Anna Viola von
- Khevenhüller-Metsch, Marie Elisabeth Gustav Pilar Gräfin von to Kidston, Gladys
- Kidston, Glen to Kilbirny and Drumry, 9th Lord (John Trotter)
- Kilbirny, Kingsburn and Drumry, 1st Lord (John) to Killarney, 1st Baron (George VI)
- Killay, Carole to Kilmorey, Viscountess (Mary)
- Kilmuir, 1st Earl of, (David Patrick Maxwell) to Kimber, Sandra
- Kimber, Sarah Louise to Kincardine, Countess of (Veronica)
- Kinch, Elizabeth to Kindiakov, Sophie de
- Kindleysides, Lloyd E. to King, Charles
- King, Charles to King, Francis
- King, Francis John Newton to King, John
- King, John to King, Mary
- King, Mary to King, Sheila
- King, Sheila Myfanwy to King-Harman, Mabel Grace
- King-Harman, Marjorie to Kingsbury, Thomas Luck
- Kingsbury, Toby Bernard Richard Henry to Kingscote, William de
- Kingscote, William de to Kingston of Kingsborough, Viscountess (Jane)
- Kingston of Mitchelstown, 1st Baron, co. Cork (George) to Kington, Susanna Ann
- Kington, Susannah to Kinloch, Jill D.
- Kinloch, John to Kinnaird, William
- Kinnane, Madonna Maree to Kinsky, Wilhelmine Marie Gräfin
- Kinsley, Elizabeth to Kirby, Nicholas Breakspear
- Kirby, Nicholas Charles Astley to Kirkbride, Timothy George
- Kirkby, Alexander to Kirkpatrick, Alice Wilhelmina
- Kirkpatrick, Amanda Dorothy to Kirkpatrick, Maria Clementina
- Kirkpatrick, Maria Seton to Kirkwood, Townsend Molloy
- Kirland, Gustav Biron von to Kirwan-Taylor, William John
- Kirwood, G. H. to Kitchiner, William
- Kitching, Agnes Ross to Klap, Phillip
- Klasen, Christiane to Kleve, Wilhelm IV von
- Kleve-Hülchrath, Agnes von to Knabe, Peter
- Knabel, Hildegard to Knatchbull, Lucy Eleanor
- Knatchbull, Lucy Rhona to Kneale, Winter Oliver
- Knebel Doeberitz, Rüdiger von to Knight, Elizabeth Mary
- Knight, Ellen to Knight, Peter
- Knight, Peter Joseph to Knightley, Mary
- Knightley, Mary to Knolles, unknown
- Knollys of Greys, 1st Baron, co. Oxford (William) to Knott, William Espenett Bayly
- Knout, Eve to Knowles, Willis
- Knowles, Winifred Mellor to Knox, Frances Harriet
- Knox, Frances Letitia to Knox, Rosemary Catherine Marion
- Knox, Rowena to Knyvett, Catherine
- Knyvett, Cecilia Harriet to Kobylin, Koshka
- Kocent, Penelope to Kolb, John Randolph
- Kolb-Wartenberrg, Elvira de to Koopmans, Johanna
- Koops, Eric to Koson, Lorayn Louise
- Kosova, Tati of to Kraijenhoff van de Leur, Helena Piëria
- Krailitschek, Gundrun to Kripp, Teresa von
- Krishaber, Joan to Kuenburg, Wolfgang Graf von
- Kuerchner, Maria to Kuys, Wilhelmina
- Kuysten van Hoesen, Jacoba Maria to Kynaston, Walter Charles Edward
- Kynaston, Walter Roger Owen to Künigl, Thomas
- Künsberg, Christiane Freiin von to La Touche, William Robert
- La Tour d'Auvergne Lauraguais, Alexandra de to Labouchere, Susan
- Labouchère, Abel to Lacon, Elizabeth Rodger
- Lacon, Emma Blanche to Lacy, Pernel de
- Lacy, Peter James Gerald to Lafone, Violet Grace
- Lafontaine, Carlos to Laing, Henrietta Mary Grant
- Laing, Henry Boucher to Laird, Mary Gordon
- Laird, Mary Hamilton to Lake, Simon Neville
- Lake, Sophia to Lalaounis, Ilias
- Lall, Sardari to Lamb, Louisa Mary Caroline
- Lamb, Mabel Elsie to Lambart, Jane Mary
- Lambart, Joanna to Lambert, Annie Sophia
- Lambert, Anstace to Lambert, Ernest John
- Lambert, Estelle Lucy to Lambert, John Hastings Wolfe
- Lambert, John Henry to Lambert, Phyllis
- Lambert, Priscilla to Lambie, William Ian
- Lambilly, Bernadette de to Lambton, Viscount (Antony Claude Frederick)
- Lambton, Viscount (John Roderick Geoffrey Francis Edward) to Lamotte d'Argy, Sophie
- Lamotte, Elizabeth Marie Ellen Abney to Lancaster, Eleanor of
- Lancaster, Elizabeth to Land, Zoë Desley
- Landa y Escandon, Guillermo de to Landsberg, Thomas August
- Landsberg-Steinfürt, Baron (Louise) to Lane, Doris Florence
- Lane, Dorothy to Lane, Mary
- Lane, Mary to Lanesborough, Viscountess (Mary)
- Laney, Cynthia to Lang, Walter Beauchamp
- Lang, William Francis Dashwood to Langford of Summerhill, Baroness (Ruth St. John)
- Langford, 1st Baronet (Hercules) to Langham, William, 8th Bt.
- Langham-Carter, Reginald Robert to Langman, Nora Elizabeth Ferrar
- Langman, Philip Lawrence to Langrishe, William
- Langshaw, Anna Mary Katharine to Lankston, William
- Lanktree, Barnaby Dane to Lanza, Maria Arabella
- Lanzagorta y Acasuso, Maria to Larke, Thomas (Reverend)
- Larken, Agnes Mary to Lascelles, Anne
- Lascelles, Anne to Lascelles, Marcus Peter
- Lascelles, Margaret to Lastra y Mesía, Ángela de la
- Lastra y Romejo de Tejada, José María de La to Latham, Simon David
- Latham, Simon Maurice William to Latimer, William, 3rd/4th Lord Latimer (of Corby)
- Latin, Anna Magda to Lauder, George of the Bass
- Lauder, George of the Bass to Laugharne, Thomas Roland Lamb Polden
- Laugher, Alice Mary to Laurie, Douglas Claude Emilius
- Laurie, Edith to Laval, Yolande, Dame de Kergorlay
- Lavalette, Marquis de to Law, Edward
- Law, Edward to Law, Philippa
- Law, Pik Lin to Lawford, Sydney Maleia
- Lawford, Sylvia Agnes to Lawrell, Walter Glyn
- Lawrence of Clarendon, Baroness, of Clarendon in the Commonwealth Realm of Jamaica (Doreen Delceita) to Lawrence, George Hall
- Lawrence, George Henniker to Lawrence, Peter
- Lawrence, Peter (Dr.) to Lawson Johnston, Mathilda Lucy
- Lawson Johnston, Olive Elizabeth Helen to Lawson, Grace
- Lawson, Griselda Grant to Lawson, Sarah Jane
- Lawson, Savannah Vanessa Lucia to Layard, Brownlow Villiers
- Layard, Brownlow Villiers to Laycock, Mary
- Laycock, Mary Anne to Le Brun, Robert
- Le Clerc, 'The Poor Orphan' to Le Fanu, Winifred Maud
- Le Fevre, Anna Maria to Le Marchant, William Gaspard
- Le Marchant-Connell, Penelope Clare to Lea, Laura Ellen
- Lea, Lavinia Ann to Leacock, Violet
- Leacroft, Bridget to Leake, Rose
- Leake, Rose Ellen to Learmonth, Margaret
- Learmonth, Margaret to Leask, William
- Leask, William to Leathers, Viscountess (Maria Philomena)
- Leathes, Beatrice G. to Lechmere, Maria Clara
- Lechmere, Mark Edmond Dind to Ledebur-Wicheln, Maria Josepha Gräfin von
- Ledebur-Wicheln, Maria Valerie Christiane Elisabeth Clementine Franziska Josepha Marcella to Lee, Catherine
- Lee, Catherine to Lee, Janet A.
- Lee, Janet Claude to Lee, Thomas
- Lee, Thomas to Leech, Sara
- Leech, Sarah to Leefe, Thomas Rawdon
- Leek, Christopher to Lees, Emily Mary Armit
- Lees, Emma to Lees, Zoe Josephine
- Lees-Fawdrey, Alexander to Lefebure, Victor
- Lefebvre de Laboulaye, Helene to Legard, Dorothy
- Legard, Dorothy to Legge, Christine
- Legge, Christopher to Legge, William
- Legge, William to Legh, Margaret
- Legh, Margaret to Leicester of Holkham, Countess of (Vera)
- Leicester, 1st Earl of (George) to Leigh, Cassandra
- Leigh, Cassandra to Leigh, Grace
- Leigh, Grace to Leigh, Margery
- Leigh, Margery to Leigh, Thomas
- Leigh, Thomas to Leighton, Cuthbert
- Leighton, Daniel to Leiningen, Walpurga
- Leiningen-Dachsburg-Hartenburg, Luise Gräfin zu to Leith, George Alexander William, 2nd Bt.
- Leith, George Gordon Browne to Lekapene, Maria
- Leke, 1st Baronet, of Sutton, co. Derby (Francis) to Lendon, Toby
- Lendrick, Frances to Lennep, Minette Adrienne
- Lennep, Pieter van to Lennox, William, 13th of Balcorrach and 8th of Woodland
- Lennox-Boyd, Alan George Simon to Leon, Marie de
- Leon, Marjory Frances to Lepper, Veronica
- Leppington, Lord (Henry) to Leslie, Alexander
- Leslie, Alexander to Leslie, George
- Leslie, George to Leslie, Lionel Alistair David
- Leslie, Lord (James Malcolm David) to Leslie, William of Balquhain
- Leslie, William of Chapelton to Lessilis, Lily
- Lessing, Norah Irene to Lethbridge, Florence Mary
- Lethbridge, Frances to Letts, unknown
- Lettsom, Ann to Leventhorpe, William
- Leventon, H. to Leveson-Gower, Enid Mary
- Leveson-Gower, Ethel Sophie Gresham to Levey, Zaccaria
- Levi, Deirdre to Levinge, Persis
- Levinge, Reginald to Levy, Michael John
- Levy, Michael Owen Dey to Lewin, Percy Harold
- Lewin, Richard John to Lewis, Edith Gladys Fernandes
- Lewis, Edith Nancy to Lewis, Janet Marian
- Lewis, Janet Mary Penrose (Hon.) to Lewis, Philip
- Lewis, Philip G. to Lewis-Morgan, Sarah Vyvyan
- Lewisham, 10th Viscount, of co. Kent (William) to Lewthwaite, Royal Beverley
- Lewthwaite, Sarah to Leyborne-Popham, Maud Isabel
- Leybourne, Anne to Lezemore, Victoria
- León, Alfonso IV de to Liddell, David Edward
- Liddell, David Lyon to Liddell, Thomas Edward
- Liddell, Thomas Henry, 1st Baron Ravensworth to Liebert, Violet Mary
- Liebes, Martin to Liechtenstein, Marie von und zu
- Liechtenstein, Marie-Astrid Nora Margarite Veronica Prinzessin von und zu to Lifford, Viscountess (Mary Ann)
- Ligertwood, James to Ligonier, Penelope
- Lihou, Josephine to Lillington, Frederick
- Lilly, Anna Mary to Limburg-Stirum, Wolfgang Graf von
- Limburg-Styrum, Adolf Graf von to Lind, Ursula Winchester
- Linda, Isobel to Lindon, Myleta Fenton
- Lindop, Christine Robin to Lindsay, Catherine
- Lindsay, Catherine to Lindsay, Geordie
- Lindsay, George to Lindsay, John, 17th Earl of Crawford
- Lindsay, John, 19th Earl of Crawford to Lindsay, Philip de
- Lindsay, Philip John to Lindsay-MacDougall, Szofia Rozsa Mhairi
- Lindsay-Stewart, Alexander Charles Kenneth to Lingen, Julia Lucas
- Lingen, Julie Rene van to Lintz, Warren Tico
- Linwood, A. Campbell B. to Lippe-Detmold, Wilhelmine Caroline zur
- Lippe-Weissenfeld, Alexandra zur to Lisburne, Viscountess (Elizabeth)
- Lisci, Gabriele Venturi Ginori, Marchese de Riparbella to Lister, Eleanor
- Lister, Eleanor to Lister, Tony
- Lister, unknown to Lithgow, Esther Mary
- Lithgow, Gwendolyn Amy to Little, Nancy Elizabeth
- Little, Noel Ernest to Littleton, Catherine
- Littleton, Catherine to Littlewood, Wallis St. John
- Littley, Frances SHephard to Livingston, Henry
- Livingston, Henry to Livingstone, Robert (Sir) of Drumry
- Livingstone, Robert of Middlebinning to Llewellyn, Catherine
- Llewellyn, Catherine Anne to Llewelyn, unknown
- Llewelyn-Davies of Hastoe, Baroness, of Hastoe in the County of Hertfordshire (Annie Patricia) to Lloyd, Baroness (Blanche Isabella)
- Lloyd, Baroness (Victoria Jean Marjorie Mabell) to Lloyd, Elizabeth
- Lloyd, Elizabeth to Lloyd, James Henry Nicolas
- Lloyd, James Martin Carr to Lloyd, Marina
- Lloyd, Marion Avis to Lloyd, Sheena Feltrim
- Lloyd, Sheila Rosemary to Lloyd-Evans, William
- Lloyd-Graeme, Dora Letitia to Llywelyn, unknown
- Llópis y de Palacio, María Isabel to Lobkowicz, Marie Therese von
- Lobkowicz, Marie-Sophia Prinzessin von to Lochert, Waclaw
- Lochery, Emma Harriet to Locke, William Thomas
- Locke-Wheaton, Annabelle to Lockhart, Jean
- Lockhart, John to Lockwood, Ella M.
- Lockwood, Ellen to Loder, Cressida
- Loder, David to Lodge, Winifred Wynlayne
- Lodi, Camilla to Loftie, William Thomas Crozier
- Loftin, John Kennedy to Loftus, William James
- Loftus-Gaussen, Herbert Ponsonby to Lokker, Maria
- Lole, Amber Macbeth to Lommagau und Maifeld, Graf von (Berenger)
- Lomnicki, Antoni to Long, Catherine Maria
- Long, Catherine Patricia Elizabeth to Long, GeorRe
- Long, Gerald David to Long, Mary C.
- Long, Mary Cecilia to Long, Walter Nevill
- Long, Walter Reginald Basil to Longfield, Jennifer
- Longfield, John to Longmore, William James Maitland
- Longmore-Mavius, Lilian Mary to Longworth, Veronica Anne
- Longworth-Dames, Alice Georgina to Lopes, George de Arroyave
- Lopes, George Edward to Lord, Gillian Mabelle Beauclerk
- Lord, Guy Robert Thomas to Loring, Margaret Mary
- Loring, Marie Antoinette Caroline to Lorraine, Thierry I Duc de
- Lorraine, unknown to Lotbinière, Victoria C. de
- Loten van Doelen Grothe, Constant Jacob Willem to Loudon, John
- Loudon, John Francis to Lousada, Mary
- Lousada, Mary Agnes to Love, Robert John McNeill
- Love, Robert Mellis to Lovell, Francis
- Lovell, Francis to Lovett, William Edward Turville
- Lovett-Tayleur, Guy (Brigadier) to Low, Robert
- Low, Robert to Lowe, Helen
- Lowe, Helen Suzanne to Lowe, Yvonne Maria
- Lowein, Janet to Lownie, Solange Helen Hamilton
- Lowrey, Betsy to Lowson, William
- Lowth, Alfred Charles to Lowther, Grania Emerald Suzanne
- Lowther, Grizelda Leonora to Lowther, William
- Lowther, William to Lozanic, Stanka
- Lozano y Maldonado, Juan Bosco de to Lubbock, Jeremy Michael
- Lubbock, Jessica Rose to Lubomirski, Teresa
- Lubomirski, Wanda to Lucas, Everilda Louise Tindall
- Lucas, Fanny Louisa to Lucas, Sarah
- Lucas, Sarah to Luce, William Hollis
- Luce-Bailly, François George Marie, Vicomte de Chevigny to Lucy, Helen
- Lucy, Helen Mary to Ludlow, George Duncan
- Ludlow, George James, 3rd Earl Ludlow to Luke, William Stephen (Captain)
- Lukeing, Ann to Lumley, Jane
- Lumley, Jane to Lumsden, Harriet Christian
- Lumsden, Harry to Lundie, John of that Ilk
- Lundie, Katherine to Lupton, Joe
- Lupton, Joseph to Lushington, Godfrey
- Lushington, Godfrey to Lusignan, Sire de (Hugues VIII)
- Lusk, A. R. to Luttrell, Simon, 1st Earl of Carhampton
- Luttrell, Susan to Luxmoore, Thomas Bridgeman
- Luxmoore-Ball, Helen Augusta to Lyel, Francis H.
- Lyell of Markyate, Baron, of Markyate in the County of Hertfordshire (Nicholas Walter) to Lyle, Hugh Chetham
- Lyle, Hugh D'Oyly to Lynch, Donald MacLeod
- Lynch, Dorothy Catherine to Lynch, Thomas
- Lynch, Thomas David to Lyndhurst, 1st Baron (John Singleton)
- Lyndon Skeggs, Barbara Noel to Lyon, Edward Patterson
- Lyon, Eleanor Dora to Lyon, Mary Adeline Brabazon
- Lyon, Mary Ann to Lyons, Edward Robbins
- Lyons, Eleanor Amy to Lysaght, Frederick
- Lysaght, Frederick Edward John to Lyster, Patrick
- Lyster, Patrick Joseph to Lyttelton, Mary Viola
- Lyttelton, Matthew Peregrine Antony to lzon, William
- Lécallier, George to Löwenstein-Wertheim-Rosenberg, Maria Louisa Prinzessin zu
- Löwenstein-Wertheim-Rosenberg, Maria Martin Carl Wolfgang Franz Rasso to Maber, Elizabeth
- Maberley, Edward George Astley to Mac-I-Brien-Ara, Turlogh
- Macadam, Alexandra Camilla to Macan, Turner Arthur
- MacAnally, Alice Maria Caroline to Macarthur, unknown wife
- Macarthur-Onslow, Airlie to Macartney, Robert Graham
- Macartney, Robin Halliday to MacBeath, Roderick
- Macbeth, Catherine Olivia to MacCarthy, Welbore (Rt. Rev.)
- MacCarthy-Morrogh, Alexander Donal John to MacCulloch, William
- MacCullum, John to Macdiarmid, Rory Peter Alistair
- Macdonagh, Jane to MacDonald, Alisdair 'Carrach'
- MacDonald, Alisdair 'Carrach', 1st of Keppoch to MacDonald, Carole Anne
- MacDonald, Caroline to Macdonald, Edith Muriel
- MacDonald, Edmund B. to Macdonald, Ian Alexander James
- Macdonald, Ian Gordon Auld to Macdonald, John 'Og', 1st of Leek
- Macdonald, John Alexander to Macdonald, Marion
- Macdonald, Marion to Macdonald, Ranald, 4th of Belfinlay
- Macdonald, Ranald, 4th of Geridhoil to Macdonald, William, 3rd of Vallay
- MacDonald, Winifred to Macdonell, Mary Jane
- Macdonell, Mary Marjorie to MacDougall, Charles Allan, 27th of Dunollie and of Lorn
- Macdougall, Charlotte to Macdougall, Winifred Julia
- Macdowal, Duncan of Makerstown to Macduff, Viscountess (Louise Victoria Alexandra Dagmar)
- Macduffie, unknown daughter to Macfarlane, Mary Rose
- Macfarlane, Mary Wallace to MacGreevy, Sarah Anne Mhuire
- MacGregor of Pulham Market, Baron, of Pulham Market in the County of Norfolk (John Roddick Russell) to MacGregor, Malcolm
- MacGregor, Malcolm to MacIan, unknown of Ardnamurchan
- Maciaszek, Eugenia to MacIntyre, Marion Edith
- MacIntyre, Marjorie to Mackay, Calum Hugh
- Mackay, Carol Huguette to Mackay, Janet
- Mackay, Janet Lyle to Mackay, unknown son
- Mackay, unknown son to MacKenzie, Alexander
- Mackenzie, Alexander to Mackenzie, Christian
- Mackenzie, Christian to Mackenzie, George Alexander, 12th of Applecross
- Mackenzie, George Francis to Mackenzie, John
- Mackenzie, John to Mackenzie, Margaret
- Mackenzie, Margaret to Mackenzie, Roderick Kilgour
- Mackenzie, Roderick Kilgour to Mackenzie-Humberston, Thomas Frederick
- Mackenzie-Kennedy, Archibald Gordon (Brigadier) to Mackie-Campbell, Peter Lorne
- Mackilligin, Daphne Gwendoline to Mackinnon, Zara Lavinia
- Mackintosh of Halifax, 1st Baron, of Hethersett, co. Norfolk (Harold Vincent) to Mackintosh, Janet
- Mackintosh, Janet to Mackintosh, Æneas William
- Mackintosh-Walker, Andrew Eneas to Mackworth, Norman Walter
- Mackworth, Octavia to Maclachlan, Zoe
- Maclae, Jane to MacLaren, Victoria Helen Elizabeth
- Maclauchlan, Elizabeth to Maclean, Deborah
- MacLean, Dennis Jay to Maclean, Lachlan 'Bronnach'
- Maclean, Lachlan 'Bronnach', 4th of Duart to MacLeay, Rosa Roberta
- MacLehose of Beoch, Baron, of Maybole in the District of Kyle and Carrick , and of Victoria in Hong Kong (Crawford Murray) to MacLeod, Donald
- MacLeod, Donald to MacLeod, John, 5th of Drynoch
- MacLeod, John, 5th of Glendale to MacLeod, Susan Marietta
- Macleod, Sybella to MacMahon, Veronique de
- MacMailnamo, Dermot, King of Ireland to Macmillan, Olva Velorna Wentworth
- Macmillan, Patsy to Macnab, Robert
- Macnab, Robert to Macnaghten, Malcolm Francis of Macnaghten, 12th Bt.
- Macnaghten, Malcolm Martin to MacNeal, unknown of Ugadale
- MacNeale, Bella Grace to Macnicol, N.
- Macnie, Christina to MacPherson, Christina
- Macpherson, Clementina Grace Stewart to Macpherson, Mary
- Macpherson, Mary to MacQuibban, Sara Jane
- Macquire, Elizabeth to MacSherry, Seán
- Macskasy de Szent-Marton-Macskas et Tinkova, Elisabeth to Madan, Maria
- Madan, Maria to Maddison, Wilmett Mary
- Maddock, Alice Edomé to Madsen, Rebecca Victoria
- Madueno, Candy Maria to Magan, William Morgan Tilson
- Magann, Annie Amelia to Magniac, Valentine J.
- Magnier, Ann to Maguire, Robert
- Maguire, Robert, Chief of Fermanagh to Mahon, Jane Isabella
- Mahon, John to Mahony, Valerie Eileen Cecilia Copinger
- Mahony, Vetea Christian-Wolf to Maine, William I 'the Conqueror' de
- Mainella, Claire Emilia to Mainwaring, Susanna Jane
- Mainwaring, Susannah Maud to Maitland Makgill Crichton, Frederick George Hennessey
- Maitland Makgill Crichton, George Bernard Noel to Maitland, Charles
- Maitland, Charles to Maitland, Jane Rothes
- Maitland, Janet to Maitland, Robert Lenox
- Maitland, Robert of Auchenbreck to Maitland-Heriot, William
- Maitland-Kirwan, Charles Lionel to Makgill, Alice Mary
- Makgill, Alison to Makgill, William
- Makgill, William of Ayton to Malcolm, Catherine Wellesley
- Malcolm, Cecilia Alleyne to Malcolm, Ruth
- Malcolm, Ruth Margaret Poyer to Malet, Edith Eliza Rose
- Malet, Edward Baldwin, 4th Bt. to Maleyssie, Charles Philibert de
- Malfer, Elisabetta de to Mallet, Ruth Ellen
- Mallet, Stephen to Mallony, Stephen Padraich
- Mallor, A. S. to Malpas, William de
- Malpuech, Denisa Josephine to Man, William Mortimer
- Manach, Guillaume Jean le to Mandat-Grancey, Simone de
- Mandell, Rachael to Manderscheid, Franz Graf von
- Manderscheid-Blankenheim, Augusta Leopoldine Gräfin von to Mangles, Thomas
- Mangnall, A. R. to Mann, Dorothy
- Mann, Dorothy to Mannering, William
- Manners of Foston, 1st Baron, co. Lincoln (Thomas) to Manners, Lucy
- Manners, Lucy Rachel to Manning, Matilda Raphaella Darley
- Manning, Matthew to Mansel, Anthony Ranulf
- Mansel, Archie Anne to Mansel, Maud Margaretta Bowen
- Mansel, Mervyn Lascelles to Mansfeld See, Johann von
- Mansfeld, Anna, Comtesse de Manfeld to Mansilla, Nora
- Mansolas, Chloe Jane to Mapleloft, Susan Florence
- Maples, 1st Baronet, of Stow, co. Huntingdon (Thomas) to Mar, Susan Helen, Mistress of Mar
- Mara, Adi Asenaca Kakua to March Phillipps, Helen
- March Phillipps, Henrietta Mary Helen to Marchwood, Viscountess (Tessa Jane)
- Marcie-Riviere, Jean Pierre to Marenzi, Teresa Andrea, Gräfin von Tagliuno und Talgate, Markgräfin von Val Oliola, Freiherrin von Marenzfeldt und Scheneck
- Mares, Honorate des to Margesson, William Robert Stanley
- Margetson, Alice to Marjoribanks, Edward
- Marjoribanks, Edward to Mark-Kleve, Louis, Comte d'Auxerre
- Mark-Kleve, Magdalena von der to Markham, Henrietta Sarah
- Markham, Henry to Marks, Michael
- Marks, Michael, 2nd Baron Marks of Broughton to Marlow, Wolmer
- Marlowe, Anthony Alfred Harmsworth to Marr, Fred L.
- Marr, George Bertram to Marriott, Lucy Violet Kathleen de la Cloche
- Marriott, Maria Louisa to Marsden, Nellie
- Marsden, Nicola Rachel Anne to Marsh, John David
- Marsh, John Evelyn to Marshall, Barbro Anna Elizabeth
- Marshall, Barry Russell to Marshall, Henry Cowper
- Marshall, Henry Mieres to Marshall, Oliver Mark Nicholas
- Marshall, Oriel Rosalie Tess to Marsham, Emily Eleanor
- Marsham, Evelyn to Martel, Virginia Jill
- Martell, Albert Arthur Green to Martin, Amelia
- Martin, Amelia to Martin, Eleanor
- Martin, Eleanor to Martin, Irene Mabel
- Martin, Isaac to Martin, Madeline Clare
- Martin, Magdeline to Martin, Rodney J. (Colonel)
- Martin, Roger, 3rd Bt. to Martin-Leake, Winifred Frances
- Martin-Montis, Don Isidro to Martinolli, Carlo
- Martinoni CAleppio, Barbara to Martynov, Yelizaveta Solomonovna
- Martyr, Ruby to Mascall, William
- Mascarenhas, Sabrina M. C. to Mason, Cecil Warde
- Mason, Charles to Mason, Richard Desborough Malcolm
- Mason, Richard W. to Massey, Michael Joseph Orgill
- Massey, Muriel Frances to Massingly de la Pierre, unknown de
- Massini, Alexandra to Massy, Dorothy Peel
- Massy, Dunbar James to Massy, Hugh
- Massy, Hugh to Massy, Peggy Ada
- Massy, Penelope Louise to Master, Margaret
- Master, Margaret to Matcham, William Eyre
- Matchett, Anna Matilda Margaret to Matheson, Dugald of Balmacarra
- Matheson, Dugald Roy to Mathew, Judith Aird
- Mathew, Katherine to Mathison, Meira Patricia
- Mathivon, Beatrice Patricia Michelle Marie to Matthews, Elizabeth
- Matthews, Elizabeth to Matthews, Thomas Robert
- Matthews, Thomas Robert to Matz, Marie-Therese
- Matz, Marylou to Maude, Dudley John
- Maude, Dudley Neville Cornwallis to Maude, Thomas Raymond
- Maude, Thomas, 1st and last Baron de Montalt of Hawarden to Maule, Francis
- Maule, George Sylvester to Maunsell, Ann
- Maunsell, Anna to Maunsell, E.
- Maunsell, Eaton to Maunsell, George John Synnot
- Maunsell, George Joseph Stopford to Maunsell, Katherine Georgina
- Maunsell, Katherine Maria to Maunsell, Philip Mountstuart Aitchison
- Maunsell, Philip Oliver to Maunsell, unknown daughter
- Maunsell, unknown daughter to Maurice, William fitz
- Mauricio, Marianna to Maxey, Willa Storm Macfarlane
- Maximo, Despina to Maxwell, Agnes
- Maxwell, Agnes to Maxwell, Elizabeth
- Maxwell, Elizabeth to Maxwell, Jane
- Maxwell, Jane to Maxwell, Marjory
- Maxwell, Marjory to Maxwell, unknown of Carnsalloch
- Maxwell, unknown of Newark to Maxwell-Stuart, William Joseph Peter
- Maxwell-Witham, Bettina to May, Theodora
- May, Thomas to Mayhew, John de Perigault Gurney
- Mayhew, John Dixon to Mayne, Colletta
- Mayne, Cuthbert Joseph to Mayor de Montricher, Sophie Lucie
- Mayor, Alexandra to McAdam, Susannah
- McAdam, Theresa to McAlpine, Romilly Thompson
- McAlpine, Roseanna Jane to McBean, Williamina
- McBeath, Anne to McCallie, Matthew Ross
- McCallum, Alan to McCarthy, Charles
- McCarthy, Charles to McCarthy, William Terence Webb
- McCarthy-O'Leary, Jane Frances to McClean, Victoria Mary
- McCleary, Judith to McClintock, Mary Howard
- McClintock, Mary-Anne to McClutchie, Jean
- McClymont, Douglas Irvin to McConnell, Joanne Christine
- McConnell, Joseph to McCormick, Ian Stewart
- McCormick, Irene to McCowen, Richard Ian
- McCoy, 'Big Hunty' to McCracken, William
- McCrae, Andrew Murison to McCugh, Margot
- McCullagh, 1st Baronet, of Lismara, in the parish of Carnmoney, co. Antriim (Crawford) to McDiarmid, Terry
- McDoagall, Marianne Adelaide to McDonnell, Betty
- McDonnell, Britt to McDouall, Graham Richard
- McDouall, Gwendolen to McDougall, Nadine Sylvia Ada
- McDougall, Pamela to McEntee, William Charles
- McEntire, Alice Violet to McFarlane, William Stephen
- McFaul, Margaret to McGill, William James
- McGillespy, Janet to McGough, Virginia Clare Diana
- McGoun, Archibald to McGregor, Robert
- McGregor, Robin Gay to McIlvain, unknown
- McIlveen, Ann to McIntyre, Nancy Ivy
- McIntyre, Ottilie Rose to McKeage, William
- McKeage, William Ronald to McKenna, William Columban
- McKennes, Heather to Mckenzie, Zara Kala
- McKenzie-Laing, Alan to McKnight, Tracy Ann
- McKno, Joan Wall to McLaren, Winifred Agnes
- McLaren-Throckmorton, Clare to McLean, Elizabeth
- McLean, Elizabeth to McLeod, Hugh
- McLeod, Ian to McMahon, Elizabeth
- McMahon, Ellie Maude to McMicking, Thomas Neil
- McMillan, Alice to McNabb, Robert
- McNaghten, Daniel to McNaughton, Victoria Jane
- McNaull, Cynthia Elizabeth to McNevin, John
- McNichol, Graham to McQueen, Virginia
- McQuestion, Adeline Sophia to McShane, William
- McSharry, Anne Marie to McWilliam, Veronika Augusta Amelie
- McWilliams, Donald Saxby to Meade, James Richard
- Meade, Jane to Meadows, Windham
- Meads, Andrew David to Meath Baker, William John Clovis
- Meath, 10th Earl of (John Chambré) to Mecklenburg-Schwerin, Herzog von (Paul Friedrich)
- Mecklenburg-Schwerin, Herzog von (Wilhelm) to Medici, Vittoria de
- Medill, Anne Judith to Medows, William
- Medrano y Yllera, Jesus to Megginson, Katherine Rose
- Meggison, Ann to Meinertzhagen, George Frederick
- Meinertzhagen, Georgina to Melchett, Baroness (Violet Florence Mabel)
- Melchior, Dorcas to Mellier, William
- Mellifont Townsend, Richard to Mellor, James Thomas Paulton
- Mellor, Jane to Melvill, Thomas
- Melville of Melville, 10th Viscount, co. Edinburgh (Robert Henry Kirkpatrick) to Melville, William, 3rd of Raith
- Melville-Cook, Diana Mary to Mengers, Rocky Knight
- Menges, Roberta to Mentmore, 3rd Viscount, of Mentmore, co. Buckingham (Neil Archibald)
- Mentone, Maria Isabella to Menzies, Katherine Patricia
- Menzies, Keith Graham to Meran, Ladislaja Maria Karoline Franziska Therese von
- Meran, Ladislaja von to Mercer, Zandra Theresa Jane
- Mercer-Adam, Ellen Elizabeth to Meredith, William, 3rd Bt.
- Meredith-Hardy, Alexandra to Merivale, Walter Herman Hodgson
- Merivale-Austin, Alison Mary to Merrill, Louise Gautier
- Merrill, Margaret Conner to Mersmans, Elisabeth Joseph Maria
- Merson, J. L. W. to Messel, Victoria Mary
- Messenger, Ann to Metcalfe, Eric Debonnaire Theophilus (Lt.-Col.)
- Metcalfe, Esther to Methuen of Corsham, Baroness (Mary Ethel)
- Methuen, Ann to Meulan, Waleran III Comte de
- Meulant, Comte de (Galeran V) to Meyer, Evelyn Agneta
- Meyer, Fenella Jane to Meynell, William
- Meyners, Alexander de to Mezquida, Nadal
- Mezzacapo, Vittoria to Michelson, Madeline
- Michie of Gallanach, Baroness, of Oban in Argyll and Bute (Janet Ray) to Middlemore, Merell Phillippa
- Middlemore, Nicholas to Middleton, Isabel
- Middleton, Isabella Cecilia Viviana to Middleweek, Maurice
- Middlewood, Arthur to Milano, Yolande di
- Milashevich, Elena to Milburn, Dorothy Lilian
- Milburn, Edith Jane to Mildmay-White, Suzannah Jane
- Mildon, Gaylene to Miles, Pamela Adelaide
- Miles, Patricia Katherine to Mill, William Henry
- Mill-Colman, Harold to Millar, Muriel Julia Beatrice
- Millar, Nancy to Miller, Amy Adelaide
- Miller, Amy Elizabeth to Miller, Elizabeth
- Miller, Elizabeth to Miller, James Percy, 2nd Bt.
- Miller, James Stephen Macdonald of Glenlee, younger to Miller, Marie-Chantel
- Miller, Mariegold Winifred to Miller, Samuel
- Miller, Samuel Alexander to Millers, Humphry de
- Milles, Anne to Milliken-Napier, William Ian Houlding Lennox
- Millikin-Napier, Aymée Elizabeth Georgiana to Mills, Edith
- Mills, Edith to Mills, Nancy Elizabeth
- Mills, Neil McLay to Milman, Gerald Stephen
- Milman, Geraldine Stella to Milne, James
- Milne, James to Milner, Jack Riou Russell
- Milner, James Henry to Milsum, William Sydney
- Miltenberger, Amélie to Minchin, Anna Maria
- Minchin, Annagh to Minchin, Douglas James Maurice Cotton
- Minchin, Douglas Martin to Minchin, Graham James
- Minchin, Graham Stuart to Minchin, Julie Maree
- Minchin, June to Minchin, Naomi Elizabeth
- Minchin, Neil Andrew to Minchin, Susan Patricia
- Minchin, Susan Stephanie to Minns, William
- Minogue, Clare M. to Mirbach, Rudolfine Baronin von
- Mirbach-Geldern-Egmont, Alfons Graf von to Mitchell, Bruce
- Mitchell, Camilla Victoria to Mitchell, Hero Cecilia
- Mitchell, Hilda to Mitchell, Mitchell
- Mitchell, Mona to Mitchell-Innes, Penelope
- Mitchell-Innes, Peter Stewart to Mitford-Slade, Timothy Clive
- Mithoefer, Erica to Modena, Signore di (Obizzo II)
- Modera, Anna to Moffatt, May Victoria
- Moffatt, Muriel Emma to Moilliet, Theodore
- Moir MacArthur, James Edward to Mole, Wendy Lynn
- Molefe, Patricia Othana to Molesworth, Duncan Nassau
- Molesworth, Edith to Molesworth, John
- Molesworth, John to Molesworth, Richard, 3rd Viscount Molesworth of Swords
- Molesworth, Rita Marie to Moleyns, Evelyn Florence de
- Moleyns, Evelyn Florence de to Molloy, Patricia Nadine
- Molloy, Philip to Moltke, Vera von
- Moltke-Huitefeldt, Louise Eugénie to Molyneux, John Charles, 9th Bt.
- Molyneux, John Howard to Monaco, Seigneur of (Honoré I)
- Monaghan, Benjamin Musgrave to Monck, William Stanley
- Monck-Mason, Annabella Georgina to Monckton, George
- Monckton, George to Monckton, Rose Wynsome
- Monckton, Rosemary Joan to Moncreiff, John
- Moncreiff, John to Moncreiffe, Selina
- Moncreiffe, Thomas to Money, Dorothy
- Money, Duncan to Money, William
- Money, William to Monk, Oscar Llewelyn
- Monk, Robert Frederic to Monro, Percy James Gerald
- Monro, Peter Alexander Seaton to Monson, Edmund St. John Debonnaire John, 3rd Bt.
- Monson, Edomé Eliza Theodosia to Montagu Douglas Scott, Margaret Ida
- Montagu Douglas Scott, Marian Louisa to Montagu, Christopher John Allan
- Montagu, Cicely to Montagu, Harriet Sydney
- Montagu, Hawise de to Montagu, Mildred Cecilia Harriet
- Montagu, Miles to Montagu-Pollock, Stephen Hull
- Montagu-Pollock, Thomas George to Montalambert de Cers, Nicolas de
- Montalambert, 4th Comte de (Marc) to Montefiore, Sarah
- Montefiore, Sarah to Montfort, Archibald
- Montfort, Archibald David to Montfort, Richard de
- Montfort, Richard Morris to Montgomerie, George
- Montgomerie, George to Montgomerie, Rodger
- Montgomerie, Roger to Montgomery, Caroline Rose
- Montgomery, Caroline Susan Devereux to Montgomery, Janet Louise
- Montgomery, Jean to Montgomery, unknown daughter
- Montgomery, Ursula to Montmorency, Florence Eleanor de
- Montmorency, Frances de to Montriou, unknown
- Montrose, 10th Earl of (James) to Monypenny, Mary Beatrice Blackwell
- Monypenny, Mary Blackwell to Moon, Donald Leroy
- Moon, Donald Leroy, Jr. to Moor, Yvonne Emily
- Moorat, Edward to Moore, Annie Quayle
- Moore, Annie Roach to Moore, David Dominic
- Moore, David Edward to Moore, Evelyn Isabella
- Moore, Evelyn Marjorie to Moore, Isabel
- Moore, Isabel to Moore, Judge
- Moore, Julia to Moore, Mary Eliz
- Moore, Mary Elizabeth to Moore, Rufus
- Moore, Ruth to Moore, William
- Moore, William to Moorhouse, William
- Moorhouse, William to Morand, Marie-Laurence
- Morant, Alexander Lucas Harbourne to Moray, William, 9th of Abercairney
- Moray, Ædh of to Mordaunt, Julian Musgrave
- Mordaunt, Katherine to More, Mary Virginia
- More, Morgan Berkeley to Moreton Macdonald, Simon Foster
- Moreton of Tortworth, 1st Baron, co. Gloucester (Thomas) to Morgan, Charles Carroll
- Morgan, Charles Christopher to Morgan, Hannah
- Morgan, Harold to Morgan, Mary Elizabeth
- Morgan, Mary Elizabeth to Morgan, Yvonne M.
- Morgan-Brown, Margaret Rosamira to Morier, Victoria
- Morieux, Thomas to Morland, William Thornhill
- Morland-Gee, Elizabeth Ann to Morley, Ruth
- Morley, Samuel to Morreau, Samuel
- Morrell, Andrew David to Morris, Amos George
- Morris, Amy Blanche Caroline to Morris, Frances Anne
- Morris, Frances Anne Wilhelmina to Morris, Lucy Gwladys
- Morris, Lucy Henrietta to Morris, Sarah
- Morris, Sarah to Morrison, Amy
- Morrison, Anabel Laura Dorothy to Morrison, Margaret
- Morrison, Margaret to Morriss, Vera Henrietta Ruth
- Morrissey, Aileen to Morse, George F.
- Morse, George F. III to Mortimer, Eve
- Mortimer, Francis to Morton, Countess of (Anne)
- Morton, Countess of (Anne) to Morton, Winifred Hobson
- Morton-Fisher, Rosita to Moseley, Walter Howard
- Moseley, Walter Michael to Mosley, Nicholas
- Mosley, Nicholas, 3rd Baron Ravensdale to Moss, Zofia Roza Maria Jadwiga Katarzyna Elzbieta Aniela
- Moss-Gibbons, David to Mostyn, Geraldine Mary Frances
- Mostyn, Gertrude Clare to Mostyn, Wynne
- Mostyn, Yvonne to Mottram, Wendy
- Motyer, Elisabeth A. to Mounsey, Wildred Edmund
- Mounsey-Heysham, Anna to Mountain, William Denis Charles
- Mountany, Baron of (Ulysses) to Mountjoy, Viscountess (Mary Campbell)
- Mountjoy, Viscountess (Mary) to Mowatt, Zenouska May
- Mowbray, 10th Lord (John) to Moyer, Samuel, 1st and last Bt.
- Moyers, Ada Constance to Muckerman, I. I.
- Muckle, Denise M. to Muir Mackenzie, Montague Johnstone
- Muir Mackenzie, Montague Ronald Alfred to Muirhead, James, 5th of Lauchope
- Muirhead, James, 6th of Lauchope to Mulholland, Sarah Harriet
- Mulholland, Sarah Jane to Mullineaux, Jeanne
- Mulliner, Herbert Hall to Mumbert, Rachel Nicole
- Mumby, Charles to Mundy, J. F.
- Mundy, Jane to Munro, Constance Grace
- Munro, Daniel to Munro, Matthew
- Munro, Maud Mary to Muntz, Rosalie
- Munyard, John to Murdoch, William
- Murdoch-Priest, Saro-Taneila to Murnane, Nicholas
- Murois, Jeanne de to Murphy, Faye Anne
- Murphy, Felicity-Ann to Murphy, Mary
- Murphy, Mary to Murphy, Zoë Arabella Helena
- Murphy-Solari, Gabriella Giuliana to Murray, Alexander, Lord Henderland
- Murray, Alexandra to Murray, B. Rigby
- Murray, Babs to Murray, Constance Euphemia Woronzow
- Murray, Constance Margaret to Murray, Ellen Emily
- Murray, Ellen Georgina to Murray, H. W.
- Murray, Hamilton George Dunmore to Murray, James Stewart
- Murray, James Stewart to Murray, John of Touchadam and Polmaise
- Murray, John of Touchadam and Polmaise to Murray, Margaret
- Murray, Margaret to Murray, Michael
- Murray, Michael Betton to Murray, Ruth
- Murray, Ruth to Murray, William
- Murray, William to Murray-Nairne, May Marjorie
- Murray-Philipson, Cornelia Frances to Musgrave, Alexander Anthony John
- Musgrave, Alexandra Victoria to Musgrave, Richard, 3rd Bt.
- Musgrave, Richard, 4th Bt. to Mussen, William
- Mussenden Leathes, Annabel de to Myatt, Timothy Patrick F.
- Myburgh, Claude John to Myers, Rachel
- Myers, Richard Philip to Mynors, Theodosia
- Mynors, Thomas to Naaldwijk, unknown daughter van
- Naas of Naas, 10th Baron, co. Kildare (Terence Patrick) to Nagle, unknown
- Nagnensky, Sylvian to Nairne, Violet Mary
- Nairne, William to Nandell, Sarah
- Nanfan, Bridges to Napier, Alexander
- Napier, Alexander to Napier, Frances Anne
- Napier, Frances Catherine to Napier, Margaret Elizabeth Horatia
- Napier, Margaret Emily to Napier, William John
- Napier, William John to Naryshkina, Yekaterina Ivanovna
- Nascimento, Charles James to Nash, Winifred Isabel
- Nash-Peake, Dorothy Maude to Nassau, Maurits, Prince of the Netherlands
- Nassau, Nellie to Nassau-Siegen, Wilhelmine Christine von
- Nassau-Usingen, 1st Fürst von (Walrad) to Nathan, Trevor Anthony
- Nathansohn, Amalie to Naylor, Georgiana
- Naylor, Georgiana Todd to Neale, Margaret
- Neale, Marguerite Heloise to Neave, John
- Neave, John to Needham, Christina Clare
- Needham, Christopher David to Neel, Vivienne May
- Neelands, Abraham Rupert to Neilson, Florence Matilda
- Neilson, Frances Elizabeth to Nellenburg, Wolfhard von
- Nellenburg, Wolfram Graf von to Nelson, Ethel Mary
- Nelson, Eustace John Blois to Nelson, Maurice
- Nelson, Maurice Henry Horatio to Nelthorpe, Ursula
- Nelthropp, Caroline Louisa to Nesbitt, Helen
- Nesbitt, Helena de la Cruz to Netherthorpe, Baroness (Margaret Lucy)
- Netherway-Morrish, Leonore Mollie to Nettles, Robert (Reverend)
- Nettles, William to Neve, Thomas Wilder Neville
- Nevell, Christopher Paul to Nevill, Hugh
- Nevill, Idina Mary to Neville, Dora
- Neville, Dorothea to Neville, John Robert
- Neville, John, 1st and last Marquess of Montagu to Neville, Thomas de
- Neville, Thomas de to Newall, Sebastian John Francis Stirling
- Newall, Susan Clio to Newburgh, William
- Newburn, Robert de to Newdegate, Lucia Charlotte Susan
- Newdigate Ludford, Elizabeth Juliana to Newenham, Worth
- Newent, Ellen de to Newman, Francis Hugh Cecil, 4th Bt.
- Newman, Francis Patrick to Newman, Zachary John Bissett
- Newman-Clark, Archibald to Newry and Mourne, Viscount (Robert Francis John)
- Newsam, Charles Wren to Newton, Edward Hotham
- Newton, Edward Isaac to Newton, Robert, 1st Bt.
- Newton, Rory James to Nichol, Robert William
- Nicholas, Alison to Nicholls, Frederick
- Nicholls, Geoffrey IV, Comte de Cherbourg to Nicholson, Alice Margaret
- Nicholson, Alice Rose to Nicholson, Gertrude
- Nicholson, Gertrude Ann to Nicholson, Mary Anne
- Nicholson, Mary Anne Jane to Nicholson, Zoë Mary Louisa
- Nicholson-Smith, Elizabeth Muriel to Nicol, Mary Laura
- Nicol, Matthew to Nicolle, Miranda Camilla
- Nicolls, Agnes Margaret to Nicolson, Thomas
- Nicolson, Thomas of Carnock, 1st Bt. to Niewburgh, Yvonne Cecila de
- Niger, Richard to Nightingale, Marilynn Eileen
- Nightingale, Martha to Nisbet, Elisabeth
- Nisbet, Elizabeth to Nith, Torthorwald and Ross, 9th Viscount of (John Sholto)
- Nithsdale, 1st Earl of (Robert) to Nixon, Samuel Brady
- Nixon, Sara to Nobbs, Hilary
- Nobbs, Horace to Noble, Edith I.
- Noble, Edna Louise to Noblet la Clayette, Yolande de
- Noblston, Beatrice Monica to Noel, Frances
- Noel, Frances to Noel, unknown daughter
- Noel, unknown daughter to Nolan, Monica
- Nolan, Naomie Lisa to Norcliffe, William
- Norcott, Adeline Ellen to Norman, Barbara Winifred Carol
- Norman, Baroness (Priscilla Cecilia Maria Worsthorne) to Norman, Sarah
- Norman, Sarah to Norquay, Theresa Florence
- Norre, Andrea to Norris, Henry
- Norris, Henry to North, Bordrigge North (Brig.-Gen.)
- North, Brownlow to North, Mary
- North, Mary to Northampton, Ælgifu of
- Northbourne of Betteshanger, 1st Baron, co. Kent and of Jarrow Grange, co. Palatine of Durham (Walter Charles) to Northcote, John
- Northcote, John to Northey, William
- Northey, William to Norton, Caroline Elizabeth Ainslie
- Norton, Caroline Elizabeth Sarah to Norton, Marina
- Norton, Marina Caroline Vere to Norway, Hans of
- Norway, Harald I of to Nott, Rosalind Bernice
- Nott, Samuel to Nowell, Walter Norton
- Nowell-Smith, Felicity to Nugent, Catherine
- Nugent, Catherine to Nugent, Hugo John
- Nugent, Hyacinth Richard to Nugent, Nicholas
- Nugent, Nicholas to Nunes, Tryphena M. M.
- Nunes-Carvalho, Algie Rafe Nicholas Charles to Nussey, Louisa Marshall
- Nussey, Mabel Douglas to Nutting, Diana Penelope
- Nutting, Diane Kirk to O'Beirne, unknown daughter
- O'Boyle, Celia to O'Brien, Charlotte
- O'Brien, Charlotte Alice Vere to O'Brien, Fitzjames
- O'Brien, Florence Margaret Vere to O'Brien, Mahon
- O'Brien, Mahon to O'Brien, Rosalind
- O'Brien, Rosalinda Winifred to O'Bryen, Winifred Florence
- O'Bryne, Patrick to O'Callaghan, Gloria
- O'Callaghan, Gonzalo to O'Carroll, Joan
- O'Carroll, John to O'Connell, Daniel
- O'Connell, Daniel to O'Connell, John
- O'Connell, John to O'Connell, Morgan
- O'Connell, Morgan to O'Conner, Wilhelmina
- O'Connor, Adelle to O'Conor, Cathal
- O'Conor, Cathal Carrach, King of Connaught to O'Conor, Thomas Roderick
- O'Conor, Turlogh to O'Donnel, Siobhán
- O'Donnell, 1st Baronet (Neal) to O'Donnell, Maurice, Graf O'Donell von Tyrconell
- O'Donnell, Max to O'Donoghue, William John
- O'Donollan, Elizabeth Harrison to O'Ferrall, Violet Eleanor June
- O'Ferrall-Boy, Ellis to O'Grady, Helen
- O'Grady, Helen Hare to O'Grady, William
- O'Grady, William Agar de Courcy to O'Hara, James
- O'Hara, James to O'Kelly, Elizabeth
- O'Kelly, Elizabeth to O'Loghlen, Michael, 4th Bt.
- O'Loghlen, Michael, 7th Bt. to O'Morchoe, Wendy Doreen
- O'Morchoe, William Niall to O'Neill, Catherine
- O'Neill, Catherine Jane to O'Neill, Margarida
- O'Neill, Marguerite to O'Neylane, William
- O'Nolan, Mary Ellen to O'Riordan, Susan Mary Bridget
- O'Rorke, Adela Mary to O'Sullivan, Isabel
- O'Sullivan, J. M. to Oakes, Eunice Joyce
- Oakes, Eunice Myrtle to Oakshott, Valerie Anne Doreen
- Oaten, Albert Edward to Oborn, Daphne
- Oborne, Alice to Odell, Elizabeth
- Odell, Elizabeth to Odell, Richard
- Odell, Richard to Odyngseles, Margaret
- Odynsky, Allan to Oettingen-Wallerstein, Therese Marie Prinzessin von
- Oettle, Elisabeth to Ogilvie, Anne
- Ogilvie, Anne Barbara to Ogilvy of Airlie, Jean
- Ogilvy of Alith and Lintrathen, 10th Lord, co. Forfar (David Stanley William) to Ogilvy, Diana Maria Elizabeth
- Ogilvy, Diarmid James Ducas to Ogilvy, Jean
- Ogilvy, Jean to Ogilvy, Susan Margaret
- Ogilvy, Sybilla to Oglander, Robert
- Oglander, Robert to Oglethorpe, William
- Oglivie, Marion of Findlater to Okeover, William
- Okes, Alicia to Oldenburg, Frederik II, King of Denmark
- Oldenburg, Frederik III, King of Denmark to Oldershausen, Rixa Freiin von
- Oldershaw, Catherine Cordelia to Oldridge de la Hey, Richard Marin
- Oldridge, Mary Ann to Oliphant, George
- Oliphant, George to Oliphant, Robert
- Oliphant, Robert to Oliver, Gabrielle Zoe Lucy
- Oliver, Geoffrey to Oliver, Roderick Francis
- Oliver, Roland to Olivier, William Herbert
- Oliviera, Amelia Sophie to Olters, Sylva
- Olton, John to Onslow, Adolphus Byam
- Onslow, Agnes Mary to Onslow, Frederick Hewitt Lumsden
- Onslow, Frederick Horace to Onslow, Richard Henry
- Onslow, Richard James to Opel, Wilhelm von
- Openshaw, Andrew Francis Derrick to Oram, Timothy Michael
- Orange, Alexander of to Ord, Thomas
- Ord, Thomas to Orduña Martinez, Eduardo
- Ordway, Ellinka to Orlebar, George Crewe
- Orlebar, Georgina Emily to Orléans, Louis I d', Duc de Longueville
- Orléans, Louis II d', Duc de Longueville to Ormathwaite, 6th Baron (John Arthur Charles)
- Orme, Alexander to Ormond, William Patrick Selby
- Ormond-Butler, Viwa E. to Ormsby, Mary
- Ormsby, Mary Alice to Orpen-Palmer, Sonia Elizabeth
- Orpia Ferrer, Rylan Rogelio to Orr, Honor Isabella Ward
- Orr, Inez Gilmour to Orsi, Virginia Nina
- Orsini Barioni, Andrea to Osbaldeston, William
- Osbaldeston-Mitford, Bertram Lane to Osborne, Beatrice
- Osborne, Benedict George to Osborne, John K.
- Osborne, John Philip to Osbourne, unknown daughter
- Osburn, Elizabeth to Osten, Karl August von der
- Osten-Sachsen, unknown d' to Oswell, Thomas John
- Oswestrie, Lord of, Shropshire (William) to Ottley, William Young
- Otto, Anna to Outhwaite, Sarah Elizabeth
- Outlawe, Margaret to Overbeck, Kristina Marie
- Overbury, Elizabeth to Owen, Edward Annesley
- Owen, Edward Channing to Owen, Miriam Perenna
- Owen, Montague Blundell to Owens, Tom Orton
- Ower, Margaret to Oxfuird, Viscountess of (Venetia Cunitia Mary)
- Oxholm, Elsa Mimi Adelaide Marie to Pack-Beresford, Tristram Anthony
- Packard, Abigail Forbes to Padberg, Wolfgang von
- Padcock, Ellen to Page, Edith Violet
- Page, Edmund to Page, William Lionel
- Page-Blair, Emma to Paget, Cyril Nevil
- Paget, Daniella Charlotte to Paget, John
- Paget, John to Paget, William
- Paget, William to Paine, Lillian Margaret
- Paine, Louis to Pakenham, Elizabeth
- Pakenham, Elizabeth to Pakenham, Richard James
- Pakenham, Robert to Pakington, William
- Pakynham, Robert de to Palgrave, William Gifford
- Palgrave-Barker, Geoffrey to Palliser, John
- Palliser, John to Palmer, Archdale
- Palmer, Archdale Robert, 4th Bt. to Palmer, Elizabeth
- Palmer, Elizabeth to Palmer, Henry
- Palmer, Henry Arthur Douglas to Palmer, Lucinda Beatrice
- Palmer, Lucinda Margaret to Palmer, Robert Archdale
- Palmer, Robert Dominic to Palmer, Zoë Catherine
- Palmer-Acland, 1st Baronet, of Fairfield, co. Somerset (John) to Panajotakulos, Takis
- Panam, Ernst Augustus to Papasavvas, Suzanna Cecily
- Papastavrou, Ekaterina Theodora Joanna to Parbury, Walter Key
- Parc Locmaria du Parc, Anita du to Parente, William Henry Marcello
- Parente-Addison, Gigina to Park, Elaine Susan
- Park, Elizabeth to Parker of Macclesfield, Baroness (Janet)
- Parker of Minsmere, Baron, of Minsmere in the County of Suffolk (Andrew David) to Parker, Charles Bullivant
- Parker, Charles Christopher to Parker, Frances Mary
- Parker, Frances Theophilia Anne to Parker, John
- Parker, John to Parker, Michael Cyril Edmund
- Parker, Michael Edward to Parker, Thomas Townley
- Parker, Thomas, 15th Lord Morley to Parkes, Julie Ann
- Parkes, Juliette Francis to Parkinson, William
- Parkinson-Fortescue, Chichester Samuel to Parma, Henri di
- Parma, Henrietta di to Parnell, William
- Parnell, William Alastair Damer to Parris, Helen Mary Jean
- Parrish, Allan Russell to Parry, Mary
- Parry, Maude Mary de Beauvoir to Parsons, Dermot Miles Bramhall
- Parsons, Derrick Ernest Lane to Parsons, Michael Reginald
- Parsons, Michelle Leslie to Partington, Yvonne Dorothy
- Parton, Barbara to Pasley, Christine Sabine
- Pasley, Clare Monica to Pasquini, Maria Antonietta (Countess)
- Pass, Alfred to Paston-Cooper, Thomas Astley Ward
- Pastor, Teresa to Paterson, John
- Paterson, John to Paton, Helen N.
- Paton, Hermione Ruth to Patterson, Dohna Maria
- Patterson, Dolores Freda to Pattisson, William Thomas
- Pattle, Adeline Maria to Paul, George Woodfield
- Paul, Georgiana to Paulet, Elizabeth
- Paulet, Elizabeth to Paumgarten, Mary von
- Paumier, Cornelia to Pawle, Victoria Louise Maria
- Pawlett of Basing, Charles to Payne, E.
- Payne, Edgar to Payne, Thomas
- Payne, Thomas to Peace, William
- Peacey, Albert Henry to Peacocke, Nathaniel Levett, 2nd Bt.
- Peacocke, Norah Kathleen to Pearce, George
- Pearce, Geraldine to Peareth Kincaid Lennox, William Mandeville, Chief of Lennox
- Peareth, Alice M. to Pearson, Arthur
- Pearson, Arthur to Pearson, John Thornton
- Pearson, Jonas to Pearson-Cooper, Michelle
- Pearson-Gregory, John Sherwin Mervyn to Pease, Louisa Ann
- Pease, Louisa Frances to Pechell, Constance Emily Kerr
- Pechell, Dora to Pedder, Thomas
- Peddie, Ada Mary E. to Peel Yates, Sarah
- Peel, 1st Baronet (Sidney Cornwallis) to Peel, Henry
- Peel, Henry to Peel, Wilmot Reginald Blomefield
- Peel, Winifred to Pejacsevich, Peter Graf von
- Pejoh, Anne Eleonore von to Pelham, Lucy
- Pelham, Lucy to Pell, Michelle
- Pell, Nuala to Pelly, Alice Mabel
- Pelly, Alice Margaret to Pelly, Frances Elsie
- Pelly, Frances Kathleen to Pelly, Mary Rose
- Pelly, Mary Virginia to Pelpola, Saya
- Pels, Agneta to Pemble, Rosemary Victoria Clara
- Pembrey, Mary Sophia to Penfold, Sarah
- Penfold, Stephen to Pennefather, Elizabeth
- Pennefather, Elizabeth to Pennington, Esther
- Pennington, Evelyn to Pennycock, Jocelyne Bridson
- Pennycook, John to Penruddock, Ursula
- Penruddocke, Agnes to Pepoli, Paolina
- Peppard, Anne to Pepys, Mark John Henry, 9th Earl of Cottenham
- Pepys, Mary to Perceval, Elizabeth
- Perceval, Elizabeth to Perceval-Maxwell, William
- Perchard, Rachel to Percy, Charles
- Percy, Charles to Percy, Mary de
- Percy, Mary Edith to Perez-Gonzalez, Zoë Amanda
- Perez-Ramirez, Constanza Sol to Perkins, Violet Rhoda
- Perkins, W. H. R. to Perring, Philip
- Perring, Phillip, 3rd Bt. to Perry, Gregory John
- Perry, Guy to Pershall, William
- Pershouse, Margaret to Persse, Gladys Eyre
- Persse, Gloria Nightingale to Persse, Robert
- Persse, Robert to Pery, Diana
- Pery, Diana Jane to Pester, William Henry
- Pesterre, Carr to Peters, Isabella
- Peters, Ivo to Petford, Shirley Southwell
- Petheine, Margaret to Peto, Pamela Gladys Berthe
- Peto, Patricia Geraldine to Petre, Francis William
- Petre, François Thierry to Petre, Veronique Christiane
- Petre, Walter George Glynn to Pettie, Mary
- Pettifer, Alexandra Shân to Pettyt, William, Baron of Mullingar
- Petznek, Franz to Peyton, George Patrick
- Peyton, George Richard to Peñalver Diaz, Sarah Elizabeth
- Peñalver y Peñalver, Narciso José, 2° Conde de Peñalver to Pfetten-Arnbach, Thomas Freiherr von
- Pfetten-Arnbach, Ursula Freiin von to Phelps, Mary Gray
- Phelps, Michael Melliar to Philipps, Emma
- Philipps, Erasmus, 3rd Bt. to Philips, Frances Mary
- Philips, Francis to Philipson-Stow, Rowland Miles Philipson
- Phillimore, 1st Baron, of Shiplake, co. Oxford (Walter George Francis) to Phillipps de Lisle, Rupert Gerard Xavier
- Phillipps, 1st Baronet, of Middle Hill (Thomas) to Phillips, Emma
- Phillips, Emma to Phillips, Marion Eleanor
- Phillips, Marita Georgina to Phillipson, Thirlwall G.
- Phillipstown, 1st Baron of, King's County (Terence) to Phipps, Bertha Matilda
- Phipps, Betty Catherine to Phipps, Robyn Faith
- Phipps, Robyn Rayna to Piatigorsky, Jacqueline Rebecca Louise
- Piatkowska, Janina to Pickering, Robert Young
- Pickering, Robin Baillieu to Pico, María Guadalupe
- Picope, Adelaide to Pierce, Winslow
- Piercey, Charles Francis to Piers, Florence Anna Marie Stapleton Frederica
- Piers, Florence Louisa to Piggott, Walter
- Pigheti de Rivasso, Claud Chantel to Pigott, Dorothy
- Pigott, Dorothy to Pigou, Ella Frances Emma
- Pigou, Emma to Pike, William Tucker
- Pikkis, unknown to Pilditch, Ute
- Pile, 1st Baronet (Francis) to Pilkington, Hope
- Pilkington, Hubert Carlisle to Pillar, William
- Pillbrow, Edward to Pinder, Wellington
- Pinderis, George to Pinney, William James
- Pinniger, Joanna Patricia to Pipe, Thomas Gwynne
- Pipe-Wolferstan, Alfred Hercy to Pistolas, Nicholas
- Pistor, Cristina to Pitman, John Struan
- Pitman, John William to Pitt, William, 1st Earl of Chatham
- Pitt-Chambers, June to Plant, Stanley
- Plant, Stephanie Ann to Platt, Jean Halliday
- Platt, Jeremy Redding Knox to Playne, William Heyworth
- Playre, Innes to Plettenberg, Philippa Gräfin von
- Plettenberg, Philippe Friedrich Ida Mariano Graf von to Pleydell-Bouverie, Lois
- Pleydell-Bouverie, Louisa to Plowden, Jane
- Plowden, Jane to Plumer, Thomas Hall Rokeby, 2nd Viscount Plumer
- Plumer, Viscountess (Anne Monica Georgiana) to Plunket, Catherine
- Plunket, Catherine to Plunkett, Anthony Percy
- Plunkett, Antonia Susan to Plunkett, Mary Louisa (Lady)
- Plunkett, Mary Tevis to Pobjoy, Shirley Ann
- Poccianti, Carlo Lodovico to Poellnitz, Wilhelm Christian Gottlob Baron von
- Poer, 1st Count de la (Edmond James de Poher) to Poland, Gertrude of
- Poland, Gordana to Pole, Elizabeth
- Pole, Elizabeth to Pole, Sarah
- Pole, Sarah to Poliakoff, Vladimir
- Polianov, Alexander to Pollard, William Dutton
- Pollard-Urquhart, Adah Louisa Anne to Pollington of Longford, 8th Baron, co. Longford (John Christopher George)
- Pollington, Isabel to Pollock, Humphrey Rivers
- Pollock, Ida Dundas to Pollock, Zoë Deborah
- Pollock-McCall, Pamela Mary to Pomeroy, Esther Caroline
- Pomeroy, Eustace Crichton to Poncelet, Paul
- Poncet, Louise du to Ponsonby, Emily Priscilla Maria
- Ponsonby, Emma to Ponsonby, Rosanna
- Ponsonby, Rosanna Thea to Pook, Maureen
- Pool, Annabel C. to Poole, Meriell
- Poole, Millicent Chance to Poore, Philip William
- Poore, Richard Francis Gibson to Pope, Jonathan Robert
- Pope, Joseph David to Popham, John
- Popham, John to Port de Pontcharra, Thierry Charles du
- Port, Alice de to Portal, Rowena Jeanne
- Portal, Sarah to Porter, Frank
- Porter, Frank Thorpe to Porter, Simon Hugh Ludovic
- Porter, Stella Jean to Portman, Cecil Berkeley
- Portman, Celia Rose Berkeley to Portsmouth, John
- Portugal, Afonso de to Post, Walter Judd
- Postan, Alexander Henry Keppel to Pott, William
- Pottenstein, Adelheid von to Potter, Thomas Bayley
- Potter, Thomas George Stuart to Poughfer, Mary
- Pougnet, Dominique Jeanne to Poulton, Xander Wylye Pakenham
- Poumirau, Claudine Thérèse to Powell, Anne
- Powell, Anne to Powell, Frederica
- Powell, Frederick to Powell, Mary
- Powell, Mary to Power and Coroghmore, 9th Baron le, co. Waterford (John)
- Power, 1st Baronet, of Kilfane, co. Kilkenny (John) to Power, Henry
- Power, Henry to Power, Penelope
- Power, Peter to Powis, Countess of (Barbara)
- Powis, Countess of (Ella Mary) to Powys, Caroline Mary
- Powys, Catherina to Powys, Yvonne Joan
- Powys-Keck, Agnes to Poyntz, Elizabeth
- Poyntz, Elizabeth to Poyntz, Nicholas
- Poyntz, Nicholas to Pragnell, Thomas Wykeham
- Prahauser, Mechtilde to Pratt, Edward Roger
- Pratt, Edward Roger to Pratt, Sarah Emily Tynte
- Pratt, Sarah Jane McElroy to Premysl, Wratislaw
- Prendegast, Gerald de to Prentice, William Francis
- Prentis, Ann to Prest, Unknown Child
- Prestage, Anna Georgina to Preston, Fanny
- Preston, Felicity Anne to Preston, Mary
- Preston, Mary to Prestwich, Thomas, 2nd Bt.
- Prestwood, 1st Viscount, of Walthamstow, co. Essex (Clement Richard) to Preußen, Friedrich Christian Ludwig Ferdinand Prinz von
- Preußen, Friedrich Christian Ludwig Prinz von to Preußen, Prinzessin von (Friederike Amalia Wilhelmine Viktoria)
- Preußen, Prinzessin von (Friederike Charlotte Ulrike Katherine) to Preysing-Lichtenegg-Moos, Veronika Gräfin von
- Prialux, Dora de Haviland to Price, D. K.
- Price, Daniel to Price, Hesther Jane Lander
- Price, Hilda Dorothy to Price, Mary Victoria
- Price, Mary Wilson to Price, Thomas Rose
- Price, Tiffany Louise to Pridden, Robert Ralph Baptist
- Priddle, Anne Phoebe to Pridmore, Shirley Irene
- Pries, Steven to Primrose, Archibald Henry Reginald
- Primrose, Archibald John, 4th Earl of Rosebery to Prince, Judy
- Prince, Julia Georgina to Pringle, Mary
- Pringle, Mary Christine to Prior, John
- Prior, John to Prittie, George Ponsonby
- Prittie, Geraldine Frances to Proby, Martyn Carysfort
- Proby, Mary to Proctor, William Consett
- Proctor-Beauchamp, Algernon to Proud, Nicholas
- Proudfoot, Eleanor to Pryce-Jenkin, Mary Elizabeth Anne
- Pryce-Jones, 1st Baronet, of Dolerw, co. Montgomery (Pryce Edward) to Pryse, unknown daughter
- Pryse-Rice, Rosemary A. to Pugh, Elizabeth
- Pugh, Ellen Martha to Pullan, Cressy
- Pullan, Dorothy to Pulteney, William, Viscount Pulteney
- Pulter, Alice to Purcell, Nancy Cecelia Mary
- Purcell, Nancy Jane to Purdon, William John
- Purdon-Coote, Bartholomew to Purves, William, 4th Bt.
- Purves-Hume-Campbell, Charlotte to Putter, unknown
- Puttergill, Cyril to Pyke, Vivienne
- Pyke-Fortescue, Edythe Magdalen to Pym, Stephany
- Pym, Stephen Guy to Pögl, Susanna von
- Pöhl, Ariane to Quarles, Ursula
- Quarm, Lachlan to Quemper de Lanascol, Tiphanie
- Quency, Arabella de to Quill, William
- Quilliam, Elizabeth to Quinlan, Timothy J.
- Quinlivan, Adelaide Winifred to Quintal, Charles Henry
- Quintal, Charles Martin to Quintal, John Edward
- Quintal, John Hilton Knight to Quintal, Taber
- Quintal, Tanya to Raalte, Noel van
- Raaphorst, Bartholomeus van Heer van Zoeterwoude to Racic, Marija
- Racine du Jonquoy, Marie Henriette to Radcliffe, Isabel
- Radcliffe, Isabel Elise to Radclyffe, John
- Radclyffe, John to Radowitz, Joseph von
- Radsky, Marie von to Rae, Deborah
- Rae, Duncan Hugh to Raffael, Maurice
- Raffan, Aileen Audrey to Raikes, Joanna Elisabeth
- Raikes, Jonathan Paul to Rainsford, Maria Charlotte
- Rainsford, Maria Louisa to Raleigh, Simon
- Raleigh, Simon to Ralli, Theodore
- Ralli, Thomas to Ramirez de Arellano, Marie Guadelupe, Marquesa de Braceras
- Ramirez de Cartagena, Juan Jacome, Marques del Real Tesoro to Ramsay, Anne Cecilia Maria
- Ramsay, Anne Finlay Anderson to Ramsay, Georgina Frances
- Ramsay, Georgina Harvey to Ramsay, Malcolm, 4th of Bamff
- Ramsay, Margaret to Ramsay, unknown daughter
- Ramsay, unknown daughter to Ramsbotham, Olive Bridget Mary
- Ramsbotham, Oliver Peter, 4th Viscount Soulbury to Ramsden, Jessie
- Ramsden, Joan to Ramsvik, Rachel
- Ramus, Ethel Sophia to Randerson, Jennifer Elizabeth, Baroness Randerson
- Randes, Margaret to Ranger, Sarah Jane
- Rangoni, Alda to Rankin, Zara Sophia
- Rankin-Reid, Bettina Katherine to Raphael, William George
- Rapier, April to Rashleigh, William Stuart
- Rasic, Alexander to Rathborne, William Hans
- Rathbourne, Bedelia to Rattray, unknown of Rangulzion
- Ratynska, Karolina Wiktoria to Ravenshaw, John
- Ravenshaw, John to Rawe, Timothy J. M.
- Rawes, Anna to Rawlinson, Charles Frederick Melville
- Rawlinson, Charlotte Maria to Rawstorne, Margery
- Rawstorne, Marjory Ella to Raymond-Barker, Winifrd Mary
- Raymond-Stallard-Penoyre, Marianne Belcher to Rea, Elizabeth
- Rea, Elizabeth Anne to Read, Phyllis Mary
- Read, Piers Paul to Reade, John, 5th Bt.
- Reade, John, 6th Bt. to Reading, John
- Reading, Katrina Louise to Rebanks, Wendy
- Rebbeck, Elizabeth to Reddy, Thomas
- Rede, Anne to Redington, Thomas
- Redish, Clemence to Redvers, Robert de
- Redvers-Bate, Manon to Reed, Leicester Morgan
- Reed, Lelda Sunday to Rees, Octobera Nerquise
- Rees, Olive Elizabeth to Reeve, Meredith Caroline
- Reeve, Merial Catherine Dalrymple to Reeves, William Vandeleur
- Refaat, Leila to Reid, Benedict
- Reid, Benjamin James Dundas to Reid, James of Pitlethie
- Reid, James Scott Cumberland, Baron Reid to Reid, Sally Christine
- Reid, Sandy to Reilly, James Myles Townsend
- Reilly, Jane to Reith, William
- Reithauser, Marie to Renals, William
- Renaud, Isabelle to Rennie, Winifred Beamish
- Rennie-Strachan-Carnegie, Alan Bruce Strachan to Renton, David Kurt
- Renton, David Lockhart-Mure, Baron Renton to Repetito, Luis
- Repington, Catherine to Reuss zu Greiz, Sophie Henriette Gräfin
- Reuss zu Köstritz, Alexandrine Prinzessin to Reve, Mary
- Revedin, Alvise, Comte di San Martino to Reynell, Richard
- Reynell, Richard to Reynolds, Isabel
- Reynolds, Isabel Beatrice Carlow to Reynolds, Vincent John
- Reynolds, Violet Jane to Rhett, Sarah
- Rheuben, Abraham to Rhodes, Zachariah
- Rhodes-Maddox, Jill to Ribblesdale, Baroness (Rebecca)
- Ribbon, Florence to Rice, George Talbot
- Rice, George Talbot, 3rd Baron Dynevor of Dynevor to Rich, Deirdre Frances
- Rich, Diana to Richard, William John
- Richard-Preston, Cecilia Margaret to Richards, Jeremy
- Richards, Jessica Mary to Richards, Winifred Josephine Hilda
- Richardson of Callow, Baroness, of Callow in the County of Derbyshire (Kathleen Margaret) to Richardson, Elizabeth Fletcher
- Richardson, Elizabeth Hill to Richardson, John Lowther
- Richardson, John Luther to Richardson, Sarah
- Richardson, Sarah to Riches, Kenneth
- Richetto, Fulvio to Richmond-Watson, Zoë Isabel
- Richmund-Jones, Alix Doreen Inigo to Ricketts, Christopher
- Ricketts, Christopher Eden to Ricketts, Theo
- Ricketts, Theresa to Riddell, Elizabeth
- Riddell, Elizabeth Agnes to Riddell, Shona
- Riddell, Sophia Anne to Rider, William Henry
- Ridgate, Catherine to Ridley, Edward Keane
- Ridley, Edward Michael to Ridley, William Terence Colborne
- Ridley-Colborne, Charlotte to Rietberg, Rachel von
- Rieu-Villeneuve, Anne Clementine to Riggio, Vincent
- Riggs, Allen to Rimell, Philip
- Rimer, Grace Elsie to Rintelen, Olivia von
- Rintoul, Auriol June to Rippon, Warwick Ryall
- Ripsher, Harold Swan to Ritchie, Henry of Busbie
- Ritchie, Henry of Busbie to Ritter, René Benoit
- Ritter, Rosa Dorothea to Rivett-Carnac, Charles Forbes
- Rivett-Carnac, Charles Francis to Rix, Winifred
- Rix-Taylor, Oliviah Rhiannon to Robb, William
- Robbard, John to Roberton, John, 15th of Earnock
- Roberton, John, 9th of Earnock to Roberts, Dorothy
- Roberts, Dorothy Frances to Roberts, J. B.
- Roberts, J. Bertram to Roberts, Mary
- Roberts, Mary to Roberts, unknown daughter
- Roberts, unknown daughter to Robertson, Ashlea
- Robertson, Athol Bruce to Robertson, Elizabeth Anne
- Robertson, Elizabeth Emilia to Robertson, Jane Nesbitt
- Robertson, Jane Nisbet to Robertson, Mary
- Robertson, Mary to Robertson, Vera Durelle
- Robertson, Victoria Alice to Robins, Gertrude Gower
- Robins, Grace to Robinson, Anthony Leonard à Court
- Robinson, Anthony Rivett to Robinson, Edward William Henry
- Robinson, Edwin Rowland Winwood to Robinson, Hannah
- Robinson, Hannah to Robinson, John Stephen, 3rd Bt.
- Robinson, John Theodore Thomas to Robinson, Mary Emily
- Robinson, Mary Hay to Robinson, Sophia
- Robinson, Sophia Ann to Robinson-Lytton, William
- Robinson-Morris, Matthew to Robson, Ysolt
- Roby, Alice Keturah to Roche, Grany
- Roche, Gwendoline Kate to Rocheforte, William de of Kill
- Rochefoucauld de Montbel, Charles Emmanuel de la to Rochfort, Jane
- Rochfort, Jane to Rockefeller, William Goodsell
- Rockel, Caroline Henriette to Roder, Stefanie Maria
- Roderbourg, Carl Hermann to Rodney, Clementina Laura
- Rodney, Constantia to Rodwell, William Hunter
- Rodwell-Evans, Kirsty to Rogaly, Susan Violet
- Rogan, Baron, of Lower Iveagh in the County of Down (Dennis Robert David) to Rogers, Henry Blanckley
- Rogers, Henry Ernest to Rogers, unknown
- Rogers, unknown to Rohan-Chabot, Louis Guy Charles Guillaume, Vicomte de Chabot
- Rohan-Chabot, Louis Meriadec de to Roland, William
- Rolf, Margaret Ruth to Rolleston, Catherine Olivia
- Rolleston, Charles to Rollo, Clare Elizabeth
- Rollo, Clement Sobieski to Rolls, Vickie Ann
- Rolnick, David Sebastian to Romanov, Elisabeta Alekseevna
- Romanov, Elizabeta Feodorovna to Romans, Sigismund of the
- Romare, Anders to Romilly, Eliza
- Romilly, Elizabeth Amelia Jane to Rooke, Thomas Matthews
- Rooke, Wallace to Roosevelt, Theodore, Jr.
- Roosmale Nepveu, Anna Maria Cornelia to Roper, Mabel
- Roper, Major Reginald Trevor to Ropner, Dominic Adam
- Ropner, Dorothea Seymour to Ros, Richard de
- Ros, Robert to Rose, Camilla Mary Sainte Croix
- Rose, Carol to Rose, Isobell
- Rose, Ivor Sainte Croix to Rose, Robert
- Rose, Robert to Rosen, Viktor Gösta Adolf von
- Rosenau, unknown daughter von to Rosnay, Vanessa Tatiana Louise de
- Rosner, Saidye to Ross, Charles
- Ross, Charles to Ross, Helen
- Ross, Helen Annette to Ross, Louisa Jane Hamilton
- Ross, Louisa Maria to Ross, unknown son
- Ross, unknown son to Rossi, Walter Kevin
- Rossie, 1st Baron, of Rossie, co. Perth (George William Fox) to Rothenburg, Mary
- Rothenbüehler, Christine to Rothschild, Edmund
- Rothschild, Edmund Leopold de to Rothwell, Mary Elizabeth
- Rothwell, Mary Jane to Round, Margaret
- Round, Marian to Rous, Mary Anne
- Rous, Mary April to Roussy de Sales, Reine Marie
- Routch, Ena Ezme to Rowan-Hamilton, Sarah Anne
- Rowan-Hamilton, Sheilah Hermione Catherine to Rowe, Joshua
- Rowe, Josiah Arthur Vivian to Rowlands, William Verner Pakenham
- Rowlandson, Ailsa Macleod to Rowley, George Guy Singleton
- Rowley, George Richard Francis to Rowley, Winifred Mary Gertrude
- Rowley-Conwy, Amy Dawn to Roxburghe, Duchess of (Mary)
- Roxby, Edmund Lally to Royds, Rachel Louisa
- Royds, Radcliffe Percy to Ruck Keene, Tania
- Ruck, Abigail to Rudin, Edmund
- Ruding, Alison Clare to Ruffner, Virginia Rosalie
- Ruffner-Little, Djinn Virginia to Ruiter, Pieter Arie de
- Ruiz Bannero, Lorenzo to Rumbold, Zoe
- Rumboll, Christopher R. to Rundle, William John Scott
- Rune, Charles Malo, Marquis de Rune to Rushout, Rebecca
- Rushout-Bowles, Caroline to Russell Vick, Zinnia Mary
- Russell, 'the white Sir William' to Russell, Caroline Alicia Diana
- Russell, Caroline Constantine to Russell, Elizabeth
- Russell, Elizabeth to Russell, Harriet Mary
- Russell, Harriet Ruth to Russell, John Dennis
- Russell, John Drummond Athelstan to Russell, Mary
- Russell, Mary to Russell, Sebastian Julius
- Russell, Selina to Russell-Stoneham, Sophie A. B.
- Russell-Walling, Colette Kathleen to Rutherfoord, Walter of Capethope
- Rutherford of Nelson, 1st Baron, of Cambridge, co. Cambridge (Ernest) to Rutherford, Thomas
- Rutherford, Thomas to Rutland, 8th Duke of (Henry John Brinsley)
- Rutland, 8th Earl of (John) to Ruxton, Helen Vernon
- Ruxton, Helena to Ryan, John J., Jr.
- Ryan, John Michael to Rycroft, Madalen Margaret
- Rycroft, Margaret to Ryder, Joan Florence Helen
- Ryder, Joan Tempé to Ryeves, William
- Rygate, Ada to Ryves, Mabella
- Ryves, Margaret Elizabeth to Sabido, Steven Scott
- Sabin, Benita to Sachsen, Christian Albert von
- Sachsen, Christian I Kurfürst von to Sachsen, Marie Josephe Caroline Eleanore Franziska Xavier
- Sachsen, Marie Josephe Prinzessin von to Sachsen-Altenburg, Prinz von (Johann)
- Sachsen-Altenburg, Prinz von (Ludwig Joseph Karl) to Sachsen-Coburg, Prinz von (Maximilian)
- Sachsen-Coburg-Eisenach, Friedrich von to Sachsen-Lauenburg, Franz I Herzog von
- Sachsen-Lauenburg, Franz I von to Sachsen-Weimar, Wilhelmine Eleanore von
- Sachsen-Weimar-Eisenach, Albrecht Wilhelm Karl Hermann Bernhard August Friedrich von to Sachsen-Wittenberg, Wilhelm von
- Sachsen-Zeitz, Caroline Amelia von to Sackville-West, William Lionel Cunliffe
- Sacripante, Marie to Saffenburg, Mathilde von
- Saffer, Sarah to Saint Alban, Viscountess (Alice)
- Saint Albans, 10th Duke of (William Ameleus Aubrey de Vere) to Saint Sauveur, Baron de (Paul Arthur Guillaume)
- Saint Sentin de Caumont, Seigneur de, in Quercy (Jean) to Sainthill, Wilmot
- Sainton, Barbara Catherine to Saldanha da Gama, Vasco de
- Saldanha de Sousa e Menezes, Maria de Jesus de to Salis, Margaretha de
- Salis, Maria Camilla de to Saller, Teresa
- Salles La Terriere, Francis James Bulmer de to Salm-Salm, Eleonore Prinzessin zu
- Salm-Salm, Eleonore Prinzessin zu to Salmon, Dorothea
- Salmon, E. Frank to Salt, Charlotte Jane
- Salt, Charlotte Lavinia Francis to Salter, Hyde
- Salter, J. to Salusbury-Trelawny, Harry Philip
- Salusbury-Trelawny, Harry Reginald to Salwey, unknown
- Salz, Edith to Sampson, Winnifred
- Sams, Arabella Hamilton to Samuel, Viscountess (Heather)
- Samuel, Viscountess (Rinna) to Sanasen, Urasa
- Sanborn, Terry Dee to Sandeman, Walter Albert
- Sandeman-Allen, Charles James to Sanders, Robert Massy Dawson
- Sanders, Robert Stevelly to Sanderson, John
- Sanderson, John to Sandford, Christopher
- Sandford, Constance Georgina to Sandilands, James
- Sandilands, James to Sandrey, Mary
- Sandrez, Marcella to Sandys, James
- Sandys, Jane to Sangster, William
- Sanguinetti, Charlotte Emma Georgiana to Santo Domingo Davila, unknown
- Santo Domingo Pumarejo, Julio Mario to Sargeant, Sally
- Sargeaunt, Alice Caroline to Sartoris, Vivien May
- Sartorius y Cabeza de Vaca, Vicente, 4° Marqués de Marino to Satgé, Valentin Ernest, 1st Vicomte de Saint-Jean
- Sato, Hiroko to Saunders Watson, Yasmin Liebe Georgina Shamim
- Saunders, 10th Baronet, of Newtown Gore, co. Mayo (Arthur Strange Kattendyke David Archibald) to Saunders, John Stratford
- Saunders, John W. to Saunderson, Helena Emily
- Saunderson, Henry to Savage, Darcy
- Savage, Diane to Savasta Fiore Tarnowski, Maximilian Juliusz (Count)
- Savasta Fiore, Elzbieta to Savile, Henry
- Savile, Henry to Savile-Lumley, Minnie Emma Susan
- Savill Onley, Arthur to Savoia, Maria Beatrice di
- Savoia, Maria Beatrice di to Savory, Victoria Lucy Lee
- Savory, William Henry to Saxe-Coburg and Gotha, Leopold George Duncan Albert, 1st Duke of Albany
- Saxe-Coburg and Gotha, Louise Caroline Alberta, Princess of the United Kingdom to Sayer, William Feetham
- Sayers, Alan to Sayn-Wittgenstein-Berleburg, Wolfgang Friedrich Max Prinz zu
- Sayn-Wittgenstein-Berleburg-Johannsmann, Konstantin Gustav Heinrich Richard zu to Scales, Winifred
- Scaletta, Carlo dei Principi della to Scaramanga, Theodore Ambrose (Major)
- Scaramanga-Ralli, Constantine to Scarlett, William James Yorke
- Scarlett-Streatsfield, Sarah Penelope to Schaffgotsch, Sidone
- Schaffgotsch, Sofia Gräfin to Schaumburg-Lippe, Otto Prinz zu
- Schaumburg-Lippe, Peter Prinz zu to Schenk von Stauffenberg, Valerie Sophie Gräfin
- Schenk von Winterstedt, Anna Magdalene to Schilizzi, Zanni
- Schill, Brigitte to Schleswig, Waldemar II Herzog von
- Schleswig-Holstein, Anna Cathrine of to Schleswig-Holstein-Sonderburg-Beck, Sophie Luise von
- Schleswig-Holstein-Sonderburg-Franzhagen, Christiane Elisabeth von to Schleswig-Holstein-Sonderburg-Glücksburg, Wilhelm Friedrich Christian Günther Albert Adolf Georg
- Schleswig-Holstein-Sonderburg-Glücksburg, Wilhelm Friedrich Herzog zu to Schmidt, Margaret
- Schmidt, Martina to Schnurbein, Stefanie Baronin von
- Schoales, Adam to Schomberg, unknown
- Schomburg-Wechselberg, Jeromia Gräfin von to Schreiber, Marion
- Schreiber, Mark Shuldham, Baron Marlesford to Schultz, William
- Schultz-Süchting, Nikolaus to Schuyler, Philip Pieterse
- Schuyt, Adelaïde Frédérique Marie Pauline to Schwarzburg-Sondershausen, Wilhelmine zu
- Schwarzchild, Jacob to Schönborn-Buchheim, Vincenz Graf von
- Schönborn-Wiesentheid, Adalbert Joseph Maria Franz August Graf von to Schönburg-Hartenstein, Lily
- Schönburg-Hartenstein, Louise to Sclater, William Patrick
- Sclater-Booth, Amy Cicely to Scot, Walter
- Scot-Skirving, Ann Margaret to Scott, 7th Baronet, of Thirlestane (Francis)
- Scott, 8th Baronet, of Great Barr, co. Stafford (Edward Arthur Dolman) to Scott, Arthur Guy Durrant
- Scott, Arthur James Brocklebank to Scott, Clover
- Scott, Colum Basil to Scott, Ellen
- Scott, Ellen Elizabeth to Scott, Henrietta
- Scott, Henrietta to Scott, Jean
- Scott, Jean to Scott, Kenneth
- Scott, Kenneth (Sir) to Scott, Mary
- Scott, Mary to Scott, Richard
- Scott, Richard to Scott, Thomas
- Scott, Thomas to Scott, William Henry
- Scott, William Hugh to Scott-Moncreiff, Ronald
- Scott-Moncrieff, Adelaide Maud to Scrimgeour, Walter
- Scrimshire, Elizabeth to Scrope, Victoria Emily Louise
- Scrope, Virginia Ann Katherine to Scudamore, Peter
- Scudamore, Philip to Seager, Zoë Leighton
- Seagram, Mary Anne Laetitia to Sealy, Winthrop Baldwin
- Seaman, Anna Maria to Seaton, William John
- Seatow, Kathrin Elizabeth to Sebright, William
- Sebrinski, Ethel to Sedgwick, Violet Margaret
- Sedley, 1st Baronet, of Southfleet, co. Kent (Charles) to Seely, Josephine Wilhelmina Philippa
- Seely, Joyce to Segrave, Stephen de
- Segrave, Stephen, 3rd Lord Segrave to Selby, Elizabeth
- Selby, Elizabeth Anne Walford to Selby-Smyth, Violet Emily
- Selby-Wright, Henry to Sellon, William Rivers
- Sellors, Hazel Margaret to Sempill, Emily Sarah
- Sempill, Franceschina to Senhouse, William John
- Senior, Agnes to Sergison, William Thomas
- Sergison-Brooke, Bertram Norman to Servaes, William Reginald
- Servantes, Marie Elise to Seton, Barbara
- Seton, Barbara to Seton, Lucy
- Seton, Lydia to Sevastopoulos, Penelope
- Sever, Alice to Sewell, unknown
- Sewell, unknown to Seymour, Blanche
- Seymour, Blanche Catherine to Seymour, Frances
- Seymour, Frances to Seymour, Joseph John
- Seymour, Joyce Eleanor to Seymour, unknown
- Seymour, unknown to Shackleton, Elizabeth
- Shackleton, Elizabeth to Shaftesbury, Mary of
- Shafto, Amanda Elizabeth to Shakespear, Henrietta
- Shakespear, Henry Davenport to Shand, James
- Shand, James to Shapland, S.
- Shapley, Olive Mary to Sharp, Ethel Adelaide
- Sharp, Ethel Maura to Sharpe, George
- Sharpe, George to Shatwell, Kirsty
- Shaughnessy, 1st Baron, of Montreal, Canada and Ashford, co. Limerick (Thomas George) to Shaw, Charles
- Shaw, Charles to Shaw, Grace Mary
- Shaw, Graham to Shaw, Julia Emma Frances
- Shaw, Julia Reid to Shaw, Robert Martin
- Shaw, Robert Martin to Shaw-Mackenzie, Vero Campbell of Tordarroch and 5th of Newhall
- Shaw-Preston, Robert Francis Hubert to Shawcross, William Tuer
- Shawe, Albinia Hester to Shedden, William George
- Shee, 1st Baronet, of Dunmore (George) to Sheffield, John Robert
- Sheffield, John Vincent to Shekleton, Robert
- Shekleton, Robert to Shelfotd, Leonard Edmund
- Shell, Alfred to Shelley, Mary
- Shelley, Mary to Shennan, Victoria Ann
- Shenstone, Frederick William to Shepherd, Miranda Dorothy Emilia
- Shepherd, Nellie Gertrude to Sheppard, William Thomas
- Sheppee, F. F. to Sherbrooke, William
- Sherburne, 1st Baronet, of Stonyhurst, Lancashire (Nicholas) to Sheremetev, Yekaterina Aleksyeevna
- Sheremetev, Yekaterina Aleksyeevna to Sheridan, Ursula Teresa Mary
- Sheridan, Vernon Adolphus to Sherston, John Geoffrey
- Sherston, Lucinda Mary to Shewell, Rose Hilda
- Shewell, Sarah to Shiffner, Priscilla Mary Scarlett
- Shiffner, Rebecca Frances to Shipley, William Davies
- Shipley-Conwy, William to Shirley, George, 1st Bt.
- Shirley, Georgina Emily to Shishe, Rebecca
- Shishkin, Marya Ivanovna to Shoppee, Elizabeth
- Shoppee, Elizabeth to Shoppee, Sarah Howson
- Shoppee, Sarah Rebecca Collett to Shorrock, Wynefred Nancy
- Short, Alan to Shoubridge, Zara
- Shouldham, Caroline to Shuckburgh, John
- Shuckburgh, John to Shute, Mary
- Shute, Mary to Shuttleworth, William Richard Ashton
- Shuvalov, Pyotr Pavlovich (Count) to Siddeley, Muriel
- Siddeley, Nancy Mabel Mercer to Sidney, Sophia
- Sidney, Sophia Jacqueline Mary Sidney to Siklóssy von Pernesz, Stephanie Victoria Maria
- Sikora, Maria Olga to Silva-Tarouca, Joseph Graf von
- Silva-Tarouca, Karl Borromaus Graf von to Simeon, Charles Richard Barrington
- Simeon, Charlotte to Simm, Richard
- Simmelhag, Eigil Theodor to Simon of Wythenshawe, Baroness (Shena Dorothy)
- Simon, 1st Viscount, of Stackpole Elidor, co. Pembroke (John Allsebrook) to Simonds, Thomas Audley de Luze
- Simonds, Venetia M. to Simpson, Colin
- Simpson, Colthurst E. to Simpson, John
- Simpson, John to Simpson, William
- Simpson, William to Sinclair, Alison
- Sinclair, Alison to Sinclair, Elspeth Sophia Louise
- Sinclair, Emilia to Sinclair, Janet
- Sinclair, Janet to Sinclair, Margaret
- Sinclair, Margaret to Sinclair, William
- Sinclair, William to Singh, Ujagar
- Singh, Victor Albert Jay Duleep to Sinzendorf-Rheineck, Rudolf Graf von
- Sinçay, Henri de to Sitwell, unknown daughter
- Sitwell, Walter Henry Sacheverell to Skeffington, Elizabeth
- Skeffington, Elizabeth to Skene, Elizabeth
- Skene, Elizabeth to Skidmore, Wilton
- Skieff, Frances Helen to Skinner, Marion
- Skinner, Marion Frances to Skipwith, Edith
- Skipwith, Edward to Skipwith, Rosemary Gwendolen
- Skipwith, Sara Anne to Skrine, Walter Vivian Douglas
- Skrondal, Christine Elizabeth to Slade, Fergusson
- Slade, Florence to Sladen, Sarah Elizabeth Lambart
- Sladen, Sarah Miranda to Slattery, Samuel
- Slaughter, Audrey to Slessor, Winifred Anne
- Slicer, Jane to Sloane-Stanley, William Hans
- Slock-Cotell, Hildegarde to Small, Helen Violet Anna
- Small, Isobel to Smart, William
- Smartt, Constance Mary Elizabeth to Smiley, Francis Hugh Kim
- Smiley, Freddie William James to Smith, 6th Baronet, of Tring Park, co. Hertford (Thomas Cospatric)
- Smith, 7th Baronet, of East Stoke, co. Nottingham (Maurice) to Smith, Amy Victoria Louise
- Smith, Anderton (Reverend) to Smith, Augusta Mary
- Smith, Augustine to Smith, Catherine Rebecca
- Smith, Catherine Selina to Smith, Constance Helen
- Smith, Constance Henrietta Sophia Louisa to Smith, Edward C.
- Smith, Edward Fisher to Smith, Ellinor Joan Bosworth
- Smith, Eloisa to Smith, Frances Jane
- Smith, Frances Julia to Smith, Gilbert Seymour Worsley
- Smith, Gillian to Smith, Henry John
- Smith, Henry Lees to Smith, Jane
- Smith, Jane to Smith, John
- Smith, John to Smith, Laura
- Smith, Laura to Smith, Margaret Ann
- Smith, Margaret Ann to Smith, Mary Annette
- Smith, Mary Baldwin to Smith, Oliver George Eric
- Smith, Oliver James Coningsby to Smith, Richard Martin James
- Smith, Richard Michael to Smith, Sarah Ellen
- Smith, Sarah Gillian to Smith, Thomas
- Smith, Thomas to Smith, William
- Smith, William to Smith-Burnett, Letitia Irene
- Smith-Carington, Helen Margaret to Smith-Wright, Rosemary Evelyn
- Smithe, James to Smyly, Josiah
- Smyly, Katherine Charlotte to Smyth, Georgiana Caroline Pitt
- Smyth, Georgiana Rosetta to Smyth, Rebecca Mary
- Smyth, Richard to Smythe, Elizabeth
- Smythe, Elizabeth Mary Anne to Snatt, Spencer Arthur
- Snavely, Pamela Christina to Snell, S.
- Snell, Sally to Snook, William
- Snopko, Catherine to Snow, Zia
- Snowball, Andrew Malcolm Burlton to Soames, Reginald
- Soames, Richard Aldwin to Solemacher, Maria Hedwig Baronin von
- Soler y Borghi, Maria Elisa (Doña) to Solms-Laubach, Georg Friedrich Graf zu
- Solms-Laubach, Gustav Graf zu to Solz, Winifred
- Solznoki-Scheftsik, Cecile to Somerset, Charles FitzRoy Maclean
- Somerset, Charles Henry to Somerset, Henry John FitzRoy, 12th Duke of Beaufort
- Somerset, Henry Plantagenet to Somerset, unknown son
- Somerset, unknown son to Somerville, Hugh
- Somerville, Hugh, 17th Lord Somerville to Somerville-Large, William Collis
- Somerville-Withers, Adrienne to Soppitt, Unknown Child
- Sopwith, Alice Mary to Sotheby, Frances
- Sotheby, Francis to Soul, William
- Soulas, Irene to Southby, Phyllis Mary
- Southby, Richard to Southwell of Castle Mattress, Viscountess (Sophia Maria Josepha)
- Southwell, 10th Baronet, of Castle Mattress, co. Limerick (Pyers Anthony Joseph) to Southwell, William
- Southwell-Sander, Bettina Myra Olivia to Spadoni, Robert John
- Spaen, Alexander Jacob Baron van to Sparks, Maria Rosa
- Sparks, Maria Tomasa Flora to Spearman, Carrie
- Spearman, Catherine Wendy Nest to Spee, Maria Gräfin von
- Spee, Maria Gräfin von to Speirs, William
- Speke, Alice to Spencer of Wormleighton, Baroness (Penelope)
- Spencer Smith, Didi E. to Spencer, Elizabeth
- Spencer, Elizabeth to Spencer, Leslie
- Spencer, Lilian to Spencer, William
- Spencer, William to Spencer-Nairn, Ursula Helen
- Spencer-Payne, Arthur Llewellyn to Spens, Ian John
- Spens, Ida Beatrice to Spensley, William
- Speransky, 1st Count (Michael) to Spicer, William Webb
- Spick, Allister Lee to Spinas, Sebastian Antone
- Spinat, Erina to Sponheim, Stephan II Graf von
- Sponheim-Kreuznach, Elisabeth Gräfin von to Sprat, Thomas
- Spratley, Ann to Spread, William Rochfort
- Spreag, Alana to Spring, Mary
- Spring, Mary to Spruntulis, Peteris
- Spruyt de Bay, Anne Penordas Mary Helen to Squarey, William
- Squery, Margaret to St. Aubyn, Guy
- St. Aubyn, Guy de to St. Clair, Henry
- St. Clair, Henry, 1st/10th Lord Sinclair to St. Clere, Thomas
- St. Croix, Aaron de to St. George, John Christopher
- St. George, John Henry to St. Hill, Rosie Amabel
- St. Hypolite, Baron de (David) to St. John, Charles William Peter
- St. John, Charlotte to St. John, Henry Paulet, 2nd Bt.
- St. John, Henry Percy to St. John, Maude
- St. John, Maureen Katherine to St. John, Œnone Mary
- St. John-Ives, Charles to St. Lawrence, Nicholas, 8th Baron Howth
- St. Lawrence, Nicola Mary Jane to St. Leger, Sylvia
- St. Leger, Sylvia Stephenson to St. Quintin, Frances
- St. Quintin, Francis Downes Hugh to Stackhouse, William
- Stackpole, unknown daughter to Stacpoole, John
- Stacpoole, John to Staff, Laura
- Staffol, unknown de to Stafford, Joan Boniface
- Stafford, Joan de to Staibano, Silvia
- Staig, David to Stallings, Jared Edward
- Stallknecht, Magdalene Elisabeth Caroline to Stamp, Marian Ellina
- Stamp, Marianna Rose to Standing, Wyndham
- Standish O'Grady, Jane Elizabeth to Stanhope of Shelford, Baroness (Catherine)
- Stanhope, 1st Baronet, of Stanwell House, co. Middlesex (Henry Edwyn) to Stanhope, Margaret
- Stanhope, Margaret to Stanley of Alderley, Baroness (Victoria Audrey Beatrice)
- Stanley of Bickerstaffe, 1st Baron, co. Lancaster (Edward) to Stanley, Edward Gower
- Stanley, Edward Henry to Stanley, Joshua John
- Stanley, Joy to Stanley, Thomas
- Stanley, Thomas to Stannus, William Trevor
- Stanser, Hannah to Staples, Bronwyn Claire
- Staples, Cameron Bruce to Stapleton, Elizabeth
- Stapleton, Elizabeth to Stapleton, Zoe Yvonne
- Stapleton-Bretherton, Agnes Mary to Starke, William
- Starker, Elizabeth to Startin, Pollyanna Knox
- Startup, Alice to Staveley, Miles
- Staveley, Nicola Anne to Steadman, Thomas
- Steains, James to Steel, Gabriel
- Steel, Georgiana to Steele, Maude Marhney
- Steele, Meryle to Steffanowski, Klaus
- Steffenelli, Anna Maria Johanna Therese to Steinig von Steinegg, Valeska Ida Maria
- Steinig von Steineggen, Johannes to Stephen, Frances Harriet
- Stephen, Frances Mary to Stephens, Nancy Audrey
- Stephens, Nathaniel to Stephenson, Lucy
- Stephenson, Lucy Claire Elaine to Sterling of Plaistow, Baron, of Pall Mall in the City of Westminster (Jeffrey Maurice)
- Sterling, Agnes Jane to Sterne, Thomson
- Sterner, Gillian Lorna to Steuart, Robert
- Steuart, Robert John Archibald to Stevens, Georgina Anne
- Stevens, Gillian Helen to Stevenson, Ann
- Stevenson, Ann to Stevenson, John
- Stevenson, John to Stevenson-Hamilton, Vivian Edgar Olmar
- Steventon, Agnes to Stewart, 3rd Baronet, of Corsewell (Alexander)
- Stewart, 3rd Baronet, of Greenock and Blackhall, co. Renfrew (Michael) to Stewart, Allan Galloway
- Stewart, Allan Winslow, 15th Chisholm of Appin to Stewart, Barbara
- Stewart, Barbara to Stewart, Christian
- Stewart, Christian to Stewart, Elizabeth
- Stewart, Elizabeth to Stewart, George Francis
- Stewart, George Henry to Stewart, Isabel
- Stewart, Isabel to Stewart, Jane
- Stewart, Jane to Stewart, John Andrew
- Stewart, John Archdale to Stewart, Louise de Bernabeu
- Stewart, Lucinda to Stewart, Marjorie
- Stewart, Marjorie Alice to Stewart, Octavia Catherine
- Stewart, Olga Deirdre Moore to Stewart, Selina
- Stewart, Selina Godfray to Stewart, Vickie
- Stewart, Victoria Ann to Stewart-Brown, Winifred Marian
- Stewart-Clark, Alan to Stewart-Richardson, William Howard
- Stewart-Roberts, Andrew Kerr to Still, Willoughby
- Stillas, Alexander to Stirling, Barbara
- Stirling, Barbara to Stirling, Jean
- Stirling, Jean to Stirling, Roderick Kenneth
- Stirling, Rory James to Stjernstedt, Erik
- Stjernsvärd, Arvid Filip to Stockdale, Helen
- Stockdale, Henry Charles Minshull to Stockley, Timothy Charles George
- Stockley-Smith, Alexander James to Stoddart, William Wellwood
- Stoddart-Scott, Alexander Lawrence Finn to Stokes, Mary Emily
- Stokes, Mary Harriet Scott to Stolberg-Stolberg, Marie-Christine Gräfin zu
- Stolberg-Stolberg, Marie-Sophie Gräfin zu to Stone, Elizabeth Noland
- Stone, Elizabeth Rae to Stonehaven, Baroness (Ethel Sydney)
- Stonehewer, Penelope to Stoney, James Johnston
- Stoney, James Johnstone to Stonhouse, Charles
- Stonhouse, Charles Frederick to Stonor, Julia Caroline
- Stonor, Julia Maria Christina Mildred to Stopford, Catherine Ann
- Stopford, Catherine Elizabeth to Stopford, Michael James Patrick
- Stopford, Michael John to Storey, Rachael Christina da Ponte
- Storey, Rebecca Sarah Minchin to Stothard, John
- Stotherd, Caroline Frances to Stourton, Catherine
- Stourton, Catherine to Stourton, Winifrede
- Stourton-Langdale, Edward Francis Joseph to Stracey, Gilbert Hardinge
- Stracey, Hardinge to Strachan, William
- Strachen, Dorothy to Strachwitz und Gross-Zauche, Wolfram Baron von
- Strachwitz von Gross-Zauche und Camminetz, Aglae Gräfin to Straileach, Duncan a
- Strain, Adelaide Ann to Strang, James
- Strang, James to Strange, John
- Strange, John to Stransom, Sarah L.
- Strasburger, Baron, of Langridge in the County of Somerset (Paul Cline) to Strathearn, William of
- Stratheden of Cupar, 1st Baroness, co. Fife (Mary Elizabeth) to Stratton, Winifred
- Straube, Frances Caroline Valentia to Streatfeild, Violet
- Streatfeild, Violet Ida to Strickland, Alice
- Strickland, Alice Christian to Strickland, Robert Nicholas
- Strickland, Roger to Stringfellow, Sarah
- Stringfellow, Sarah to Strong, William S.
- Stronge, 10th Baronet, of Tynan Abbey, co. Armagh (James Anselan Maxwell) to Stroyan, Susan Clare
- Strozzi Altoviti, Lorenzo to Strutt, Michael Geoffrey
- Strutt, Michael Henry to Stuart, Angus
- Stuart, Angus to Stuart, Douglas
- Stuart, Douglas Charles Burleigh to Stuart, Henrietta Anne
- Stuart, Henrietta Louisa to Stuart, Louisa Gambier
- Stuart, Louisa Helena to Stuart, Robert Sheffield
- Stuart, Robert Spurrell Dacre to Stuart-Hutcheson, Lindsay Alexandra
- Stuart-Jones, James to Stuart-Wortley, Marie Louise Lucienne Juiliette
- Stuart-Wortley, Mary to Stubenberg, Georg Herr und Graf von
- Stubenberg, Georg Herr und Graf von to Stuck, Grizelda Jean
- Stuckeley, Barnaby de to Studd-Trench-Gascoigne, Yvonne
- Studdard, John to Studdert, Ethel
- Studdert, Ethel Mary to Studdert, Linda Christine
- Studdert, Lindsay Austin to Studdert, Sheila
- Studdert, Sherwood John to Studholme, Nancy
- Studholme, Nancy Elisabeth Rachel to Sturges, William Henry
- Sturges-Jones, Catherine Isabel to Stuttaford, William Royden
- Stuttard, David Ashton to Style, Patience Paulina
- Style, Patricia Norah to Suckling, Kate Elizabeth
- Suckling, Louisa Ann to Sueur, Viola le
- Sufcak, Martha to Sullavan, Margaret Brooke
- Sulley, Philip to Sullivan, Rose Kathleen
- Sullivan, Sabinia to Summers, Jonathan Peter
- Summers, Judith Margaret to Sumpter, unknown
- Sumsion, Daniel to Surget, Stephen
- Surgey, David to Sussex, Wulfnoth of
- Susskind-Schwendi, Albrecht Baron von to Sutherland, Christopher John
- Sutherland, Constance to Sutherland, Mary
- Sutherland, Mary to Sutton, Alice
- Sutton, Alice to Sutton, Gladys Louise
- Sutton, Glenice Maxine to Sutton, Richard Oliver
- Sutton, Richard Vincent, 6th Bt. to Sveynsdottir, Thyra
- Sveynsson, Canute 'the Dane' to Swan, Gustavus
- Swan, Gwendoline Davies Hyde to Swansea, 4th Baronet (Richard Anthony Hussey)
- Swanson, Adelaide to Sweden, Wilhelm of
- Sweedenryck, Geertruida Constantia to Swete, William
- Swetenham, Alison Ann to Swinbourne, Thomas, Sire de Hammes
- Swinburn, Henry Robinson to Swinton, Benjamin Eli
- Swinton, Blanche Arthur Georgina to Swinton, William
- Swinton, William to Sybill, Nicholas
- Sybsay, Alice to Sykes, Alfred
- Sykes, Alice to Sykes, Joanna Lauren
- Sykes, Joby to Sykes, William Oliver
- Sykes-Wright, Barbara to Symonds, John C.
- Symonds, John Charles to Synge, Barti Arnold
- Synge, Basil to Synge, William Webb Follett
- Synnot, Amanda Mary to Széchenyi, Sylvia
- Széchényi de Sárvár-Felsövidék, Aladár Graf to Taaffe, Maria
- Taaffe, Maria Anna to Taft, William Howard
- Tafur, Tatiana to Tait, Russell
- Tait, Sarah Margaret to Talbot, Anne Meriel
- Talbot, Anne Sarah to Talbot, Ellen
- Talbot, Ellen to Talbot, John
- Talbot, John to Talbot, Nicola Mary
- Talbot, Nugent James Neill William to Talbot-Crosbie, Margaret Alice
- Talbot-Crosbie, Mary to Talso, Robert de
- Talty, Ignatius Francis to Tancred, William
- Tancred, William to Tanner, William
- Tanner, William A. to Tardif, Michele
- Tardori, Isabella to Tasker, Thomas
- Tasker-Evans, Hélène Agnes to Tate, Zouche
- Tatem, 1st Baronet (William James) to Taube, Simon Axel Robin
- Taubenheim, Graf von (Wilhelm) to Taxis Bordogna e Valnigra, William Charles
- Taxis, Lamoral, Baron di Bordogna e Valnigra to Taylor, Anne Grace Helen
- Taylor, Anne Harvey to Taylor, David
- Taylor, David Churton to Taylor, Florence
- Taylor, Florence to Taylor, Hugh Lewis
- Taylor, Hugh Neufville to Taylor, Joseph
- Taylor, Joseph to Taylor, Mary
- Taylor, Mary to Taylor, Richard Edward Montagu
- Taylor, Richard Ian Griffith to Taylor, Thomas, 1st Bt.
- Taylor, Thomas, 2nd Bt. to Taylour, Rosanagh Elizabeth Angela Mary
- Taylour, Rosie to Teck, Prinzessin von (May Helen Emma)
- Teck, Prinzessin von (Victoria Constance Mary) to Teleki, Jane Frances
- Telfair, Gertrude May to Tempest, James
- Tempest, Jane to Temple, Edmund
- Temple, Edward to Temple, William
- Temple, William to Templeton, William
- Templeton-Knight, Josephine C. to Tennant, F. W.
- Tennant, Finella Susan to Tennent, William
- Tennent-Brown, Colin Fergus to Terrasson, Jeanne-Marie
- Terrateig, Fernando de to Tessedik, Isabella von
- Tesseron, Gabrielle to Tewkesbury, Lord of (Robert)
- Tewlett, Elizabeth to Thadden, Wiebke von
- Thaden, Beatrix von to Theet, Petrina Maria
- Theimer, Wiefroede to Thesiger, Clare Louise
- Thesiger, Clare Margaret Thomas to Thicknesse, Ralph
- Thicknesse, Ralph to Thiébaut, Michael Marie Arsène
- Thoaurs, Viscount of (Aymer) to Thomas, D. C. F.
- Thomas, D. W. to Thomas, George R.
- Thomas, George Sidney Meade, 6th Bt. to Thomas, Judith Ann
- Thomas, Julia to Thomas, Patrick Hungerford Bryan
- Thomas, Paul to Thomas, William
- Thomas, William to Thompson, Andrew Theodore
- Thompson, Angela to Thompson, Dorothea
- Thompson, Dorothy to Thompson, H.
- Thompson, H. H. to Thompson, Kenneth Pugh, 1st Bt.
- Thompson, Kenneth Ross to Thompson, Patricia E.
- Thompson, Patricia Edith to Thompson, unknown
- Thompson, unknown to Thomson, Alice May Lydia
- Thomson, Alicia to Thomson, Hay
- Thomson, Hayley Jean to Thomson, Natasha Dawn Anne
- Thomson, Neale to Thorburn, Winifred Isobel
- Thoreau, Peter Thomas to Thorne, Sara Jane
- Thorne, Sarah to Thornhill, Fiona Surtees
- Thornhill, Florence Augustus to Thornton, Godfrey
- Thornton, Godfrey to Thornton, William Thomas
- Thornton-Berry, Letitia Marion Beryl to Thorold, Harry Octavius
- Thorold, Hayford Douglas to Thoroton-Hildyard, Thomas Blackborne
- Thorotte, Gaucher, Seigneur de Thorotte to Thorton, Tony
- Thost, Andrea-Maria to Throckmorton, Barbara Mary Winifride
- Throckmorton, Basil Charles Dalberg Acton to Thuillier, Rose Melley
- Thuillières, Karl, Count de Montjoye-Vaufrey et de la Roche to Thurlow, Nancy Katharine
- Thurlow, Nicholas to Thurn und Taxis, Wilhelmine Caroline Christiane Henriette von
- Thurn und Valsássina-Como-Vercelli, Aemiliane Gräfin von to Thurso, Viscountess (Marion Ticknor)
- Thurstan, George to Thynne, Francis Carteret
- Thynne, Francis John to Thüringen, Wilhelm III von
- Tiana, Andrea to Tickell, Violet
- Tickler, Arthur James to Tiley, William John
- Tilford, Avril Sandra Joyce to Tillotson, William Frederick
- Tilly, Alfred to Tincler, Louise
- Tindal, Acton to Tinning, Thomas
- Tinné, Anne Willoughby to Tirol, Sigismund Franz von
- Tirotti, Allegra to Tobin, William Andrew
- Tobitt, Leslie Charles to Todd, Mary Frances
- Todd, Mary Sheila Naylor to Toler, Phoebe
- Toler, Rebecca to Tollemache, Frances Louisa
- Tollemache, Frances Patricia to Tollemache, Winifred Frances
- Tollemache, Winifred Gertrude to Tombs, unknown
- Tomburg, Pfalzgraf von (Arnold I) to Tomlinson, Patricia
- Tomlinson, Pembroke to Tonna, Lambert II von
- Tonnelier de Breteuil, Angelique Elisabeth le to Topclive, John
- Tope, Andrew (Hon.) to Torlonia, Marino, 4th Principe di Civitella-Cesi
- Torlonia, Marino, Duca di Bracciano, Poli e Guadagnolo to Torrington, Viscountess (Susan Honour)
- Torry Anderson, Alexander Penrose to Tottenham, George William Loftus
- Tottenham, Georgina to Touchet-Jesson, Thomas Touchet
- Toucy, Emma de to Tovey, Winifred
- Tovey-Cozens, Alice Mary to Towneley, Cosima Cecilia
- Towneley, Cuthbert William A. to Townsend, Alicia
- Townsend, Alicia to Townsend, Elizabeth
- Townsend, Elizabeth to Townsend, Ivry Cordelia
- Townsend, J. J. to Townsend, Mary
- Townsend, Mary to Townsend, Thomasine
- Townsend, Thomasine Isabella to Townshend, Debby
- Townshend, Denise Kaye to Townshend, Mary Margaret
- Townshend, Mary Mina to Toyne Sewell, Timothy Patrick
- Toyne, Jane to Tracy-Keck, Susan
- Tradigal, Margaret to Trafford, Mary
- Trafford, Mary Annette de to Traill, Elizabeth Catherine
- Traill, Ella Frances to Trappes, Thomas Byrnand
- Trappes-Byrnand, Francis G. to Travers, Elizabeth
- Travers, Elizabeth to Treadwell, William Patrick John
- Treanor, Bronwen to Trefgarne, William David Garro
- Trefold, Lucy to Treharne, Thomas
- Trehawke, Alice to Tremain, Sally May
- Tremaine, Elizabeth to Trench, Charles
- Trench, Charles to Trench, Harriet
- Trench, Harriet Anne to Trench, Myrtle Sheila
- Trench, Nadine to Trenchard, Henry Montague
- Trenchard, Hester Amelia to Trethewie, Sally L.
- Trethewy, Anne to Trevelyan, George, 1st Bt.
- Trevelyan, George, 3rd Bt. to Trevelyan, Willoughby John, 9th Bt.
- Trevelyan, Wilmot to Trevor, Stephen Lloyd
- Trevor, Susan to Tribe, Susan Elizabeth
- Tribe, unknown to Triossi, Uff Raniero
- Trip, Abrahamina Johanna to Tritton, Ewell
- Tritton, Felix Michael Courtenay to Trollope, Anne Elizabeth
- Trollope, Anne Mary Theresa to Trollope, Winifred Jessie
- Trolove, Gwyndoline Reay to Trotter, Iris Julia
- Trotter, Isabella to Troubridge, Violet Elizabeth Emily
- Troughear, Leonard to Trower, Zara Rose Catherine
- Troy, Fran to Truman, William Thomas
- Trumble, Anthony to Tryon, Henry Robert
- Tryon, Henry William to Tuchet, William
- Tuchkov, Irina Ivanovna to Tucker, Geoffrey Nicholas
- Tucker, George to Tucker, Susan
- Tucker, Susan to Tudor-Evans, Camilla Guendolen
- Tudor-Hart, Anne Cecilia to Tufton, Edward Philip Sackville
- Tufton, Elizabeth to Tuite, Thomas Hugh
- Tuite, Thomas Livingston to Tulloch, William (Captain)
- Tullock, Elizabeth to Tupper, Æmelius de Vic
- Tupper-Carey, Albert Darell to Turle, Robert
- Turley, Alexandra Sarah to Turnbull, William Peveril
- Turner Irton, Alice E. to Turner, David
- Turner, David Conway to Turner, Hannah
- Turner, Harley to Turner, Kathleen May Graham
- Turner, Katrina to Turner, Reginald
- Turner, Reginald Bingham to Turner, Winifred Lucy
- Turner, Winifred Mabel to Turnour, Maria Emilie
- Turnour, Marianne to Turvey, Thomas
- Turvile, Barbara to Tuyll van Serooskerken, Willem René Baron van
- Tuzinkiewicz, Hermione Mary Josephine to Tweedsmuir, Baroness (Susan Charlotte)
- Tweedy, Amy Grace to Twigg, William George
- Twigge, Elin V. to Twisleton, William Thomas
- Twisleton-Fiennes, Gregory William to Twiss, Winifred Mary
- Twist, Alexandra Jane to Twysden, William, 5th Bt.
- Twysden, William, 6th Bt. to Tyler, John
- Tyler, John to Tyndale-Biscoe, Joan
- Tyndale-Biscoe, John Annesley to Tyrell-Kenyon, Vanessa Zoe
- Tyrell-Smith, Marion to Tyrrell, William
- Tyrrell, William to Tyrwhitt-Drake, Joyce
- Tyrwhitt-Drake, Julia Diana to Törring-Jettenbach, Sophie Maria Antonia Eleonore zu
- Török de Szendrö, C. to Ujlaki, Sarolta
- Ulch, A. to Umansky, Sophia
- Umbriano del Precetto, Prince d' (Jean) to Underwood, Thomas
- Underwood, Thomas to United Kingdom, William of the
- United Provinces of the Netherlands, Frederick of the to Upjohn, Winifred
- Uplanders, Jarl of the (Eystein 'the Noisy') to Urach, Karl Philipp Prinz von
- Urach, Karola Prinzessin von to Urquhart, Elizabeth
- Urquhart, Elizabeth to Ursel, Wolfrgang Guillaume Joseph Léonard Vital 3rd Hertog van
- Ursewick, Ellen to Usher, Thomas Clive
- Usher, Thomas Leslie to Ussher, Isabella Mary Grant
- Ussher, James to Ussher, William
- Ussher, William to Vajda, Nicholas John
- Val Oliola, Markgraf von (Douglas) to Valera, Terry
- Valera, Toirleach de to Valois, Mabile de
- Valois, Madeleine de to Van Grieken, Leonora J. H.
- Van Gryskerken, Henry to Vanden-Bempde-Johnstone, Louisa Augusta
- Vanden-Bempde-Johnstone, Louisa Maria to Vane, Frances
- Vane, Frances to Vanerdauky, Tillas
- Vanergriff, Dav to Vans Agnew, Robert
- Vans Agnew, Robert of Barnbarroch and Sheuchan to Varcoe, Xan John Felix
- Vardis, Theodora to Vassall, Spencer Thomas
- Vassallo, Josephine to Vaughan, Dorothy
- Vaughan, Dorothy to Vaughan, Mallet
- Vaughan, Mallet to Vaughan-Lee, Vaughan Hanning
- Vaughan-Morgan, 1st Baronet, of Outwood, co. Surrey (John Kenyon) to Vaux, Thomas, 2nd Baron Vaux of Harrowden
- Vaux, unknown to Vavasour, Monique Pauline Marie Madeleine
- Vavasour, Murray Gilbert to Veise, Timothy
- Veit, Barbara Anne to Venables, Thomas
- Venables, Thomas to Venning, unknown
- Venning, Ursula to Verdon-Smith, William Reginald
- Verdonnay, Charles de to Vere, Richard, 11th Earl of Oxford
- Vere, Robert de to Vereker, Katherine Elizabeth
- Vereker, Katherine Elizabeth to Vermaak, Wyatt Johnny
- Vermaesen, Mechtelt to Verner, Willoughby Cole
- Verner-Taylor, Linda Margaret to Verney, Zoë Auriel
- Verney-Cave, Adrian Verney, 6th Lord Braye to Vernon, Greville Edward Mervyn
- Vernon, Greville Richard to Vernon, Richard
- Vernon, Richard Bagnall to Vernon-Powell, Caroline
- Vernon-Wentworth, Augusta Frederica Louisa to Vesey, Anne Julia
- Vesey, Anne Phoebe to Vesey, Zara
- Vesey-Fitzgerald, Catherine Geraldine to Veuille, Merelina Isabelle de
- Veulle, Blanche Isabella Pauline de to Vickers, Zilar
- Vickery, Annette Pamela to Vignon, Xavier
- Vignory, Wauthier de to Villaverde, Marquess de (Maria del Carmen)
- Villaviciosa, Marquesa de (Maria del Carmen) to Villiers, Charlotte Mairi
- Villiers, Christina de to Villiers, Katherine
- Villiers, Katherine to Villiers-Smith, Timothy Francis
- Villiers-Stuart, Angus Theodore to Vincent, Francis William George
- Vincent, Francis, 10th Bt. to Vind, Suzanne
- Vine, Anita Oonah to Virling, Juana
- Virneburg, Anna von to Vitre, Hawise de
- Vitri, Eleanor de to Vivian, Michael Hugh
- Vivian, Minna Frances to Vlieger, Frits
- Vlieland, Charles Archibald to Vollmar auf Veltheim, Victoria Lilian Roden von
- Vollon, Barbara Mary to Voyce, Rosemary
- Voyeikov, Marfa Gavrilovna to Vyvyan, Edith Frances Grey
- Vyvyan, Edith Madeline to Vyvyan-Robinson, Fairy
- Vyvyan-Robinson, Florence to Waddell, W.
- Waddilove, Ann Hope to Wade, Frances
- Wade, Frances Elizabeth to Wade-Gery, Rosemary Elinor Dorothy
- Wade-Palmer, Aubrey Nugent to Wagner, Ian Gordon
- Wagner, J. M. to Wainright, Elsie
- Wainwright, Adelaide Beryl to Wake, Christopher
- Wake, Christopher Edward to Wake, unknown wife
- Wake, Urania Catharine Camilla to Wakefield, Maria Priscilla
- Wakefield, Marian Alice to Wakely, William Harold
- Wakelyn, Elizabeth to Waldburg zu Wolfegg und Waldsee, Marie Anna Walburga Antonia Elisabetha Bona Theresia Gräfin von
- Waldburg zu Wolfegg und Waldsee, Marie Henrietta Walburga Gräfin von to Waldeck und Pyrmont, Johann Prinz zu
- Waldeck und Pyrmont, Johanna Prinzessin zu to Waldegrave, Frederick Arthur
- Waldegrave, Gabrielle Sophia Annette to Waldenburg, Siegfried von
- Waldenburg, Susanne von to Waldstein-Wartenberg, Wenzel Graf von
- Waldstein-Wartenberg-Forni, Juliane Gräfin von to Walford, Grace Edith
- Walford, Helen to Walker, Andrew James
- Walker, Andrew John to Walker, Dorothy Hyacinthe
- Walker, Dorothy Judith Gonville to Walker, Gerald
- Walker, Geraldine Elizabeth May to Walker, John
- Walker, John to Walker, Maude
- Walker, Max John Mungo to Walker, Shirley Dorothy
- Walker, Silvia Mary to Walker-Munro, Thomas Malcolm
- Walker-Myln, Hercules to Wall, Mial
- Wall, Michael Edward St. Quintin to Wallace, Grace
- Wallace, Graeme Roper to Wallace, Mary Helen
- Wallace, Mary Margaret to Wallburg, Marie
- Walle, Alken to Waller, Elizabeth
- Waller, Elizabeth to Waller, Marjorie
- Waller, Marjorie Gladys to Waller, Winifrid Roberta
- Waller-Bridge, Cyprian Chandos Richard Waller to Wallis, Sophie
- Wallis, Spencer Robert to Walls, Sofia
- Wallscourt, 1st Baron of, of Ardfry, co. Galway (Joseph Henry) to Walpole, Henrietta Elizabeth
- Walpole, Henry to Walrond, Elizabeth Katharine
- Walrond, Elizabeth Monica Astley to Walsh, Eugenia Maria Locks
- Walsh, Eunice Mary to Walsh, unknown daughter
- Walsh, unknown daughter to Walter, Elizabeth Anne
- Walter, Ellen Mary to Walters, Guy Edward Barham
- Walters, Harriet to Walton, John, Jr.
- Walton, Joseph Arthur to Wang, Xiao Fen
- Wangen von Geroldseck, Hubert von to Warburton, Peter
- Warburton, Peter to Ward, Arabella Louise Crosbie
- Ward, Archibald Rupert William to Ward, Eileen Patricia
- Ward, Eldrith Janet to Ward, Hugh
- Ward, Hugh to Ward, Margaret de la
- Ward, Margaret Denyse to Ward, Ronald Thomas
- Ward, Rosaleen Mary to Ward-Boughton-Leigh, Emma Adeline Leigh Boughton
- Ward-Boughton-Leigh, Ethel Blanche to Wardell, Serena Mary
- Wardell, Sophie Helen Mary to Wardlaw, Margaret Brigham
- Wardlaw, Margaret Jane Wallace to Ware, Robert
- Ware, Robert to Waring, Mary
- Waring, Mary Anne to Warner, Augustine
- Warner, Barbara to Warner, Weston
- Warner, Wilfred Edmund to Warren, Alice Grace
- Warren, Alice Lily to Warren, Elizabeth Monteith
- Warren, Elizabeth Sarah Emily to Warren, Louisa Emily Isabella
- Warren, Louisa Grace to Warren, T.
- Warren, Terry Alfred to Warrington, Thomas
- Warrington, Thomas (Dr.) to Warwick, Julian
- Warwick, Marion to Washington, Warner
- Washington, Warner to Wassmann, Friederike-Christiane
- Wasson, Clara to Waterlow, Camilla Dudley
- Waterlow, Caroline Elizabeth to Waters, Susan Gladys
- Waters, T. to Watkins, John Francis Elton
- Watkins, John R. J. to Watney, William Herbert
- Watral, Ann Ellen to Watson, Christine Ann
- Watson, Christine Marjorie to Watson, Frederick William
- Watson, G. to Watson, John Farsyde
- Watson, John Harrison to Watson, Mary Geraldine
- Watson, Mary Grace to Watson, Susan
- Watson, Susan Brenda to Watson-Smyth, Monica A. M.
- Watson-Taylor, Anna Louisa to Watt, Susan Mary
- Watt, Susan Myrtle to Watts, Elizabeth J.
- Watts, Ellen to Watts-Russell, Tabitha Rose
- Wattson, Robert to Waugh, Gilbert
- Waugh, Gilbert to Way, Sophia
- Way, Stephen Henry to Weatherall, William Bertram
- Weatherby, Andrew Christopher to Webb, Anna
- Webb, Anna Maria to Webb, John
- Webb, John to Webb, Winifred Marion
- Webb-Bowen, Angela to Weber, William Hermann Frank
- Webley, Flora Mary to Webster, Rhona
- Webster, Richard to Wedderburn, Christian
- Wedderburn, Christian to Wedderburn-Bethune, Ruth Eleanor
- Wedderburn-Colvile, Andrew to Wedgwood, John
- Wedgwood, John to Weedon, Susan Isobel
- Weeds, Allan Arthur to Weigall, William Ernest George Archibald, 1st and last Bt.
- Weigand, Christine A. to Weir, Janet
- Weir, Janet Laing to Welborne, Joan
- Welbourne, Cyril Ashley to Welby-Everard, Louisa Gresley Wake
- Welby-Everard, Marie to Weld, Charlotte Mary
- Weld, Christina Maria to Weldon, Arthur Steuart
- Weldon, Aurea Elizabeth to Wellby, Stanley
- Wellcome, Gwendolyn Maud Syrie to Wellesley, Emily Ann Charlotte
- Wellesley, Emily Grace to Wellesley-Pole, William, 3rd Earl of Mornington
- Wellesley-Wesley, Averil Margaret Mary to Wells, Frances
- Wells, Frances Jane to Wells, Thomas Alexander
- Wells, Thomas Alexander to Welsh, Nicholas
- Welsh, Norma to Wemyss, Harriet Vincent
- Wemyss, Harrison James to Wendell, Serena Solitaire
- Wenden, Alexis Louis de to Wentworth, Elizabeth
- Wentworth, Elizabeth to Wentworth-Stanley, Wilbur James
- Wentworth-Wood, Alexander to Weryha-Wysoczanski, Wladimir Ritter von
- Weschke, Karl Martin to West, Catherine
- West, Catherine Celinda Leopoldine to West, Harriett
- West, Harriett Sarah to West, Rediviva Maxwell
- West, Reginald to Westarp, Ludwig von
- Westarp, Ludwig von to Westenra, Margaret Cecilia Sullivan
- Westenra, Mary to Westlake, Winifred Mary
- Westland, Amy to Westmorland, John
- Westmorland, John to Weston, Michelle
- Weston, Michelle Dawn to Westropp, Catherine Stretton
- Westropp, Cecil to Westropp, Mary
- Westropp, Mary to Westwood, William, 2nd Baron Westwood
- Wesz, Paula to Wettin, Johann August
- Wettin, Johann August II to Whalley, Mary
- Whalley, Mary to Wharton, William FitzWilliam
- Wharton-Duff, Sophia Henrietta to Wheatley, Tracey
- Wheatley, unknown to Wheeler, Kathleen Beverly
- Wheeler, Kenneth to Wheler, Catherine Maria
- Wheler, Charles to Whetstone, William Frederick
- Whettall, Mary to Whiston, William Waller
- Whit, Charity to Whitaker, Shervie Ann Lander
- Whitaker, Sophie Alexandra Mary to Whitcombe, Tudor
- White of Hull, Baron, of Hull in the County of Humberside (Vincent Gordon Lindsey) to White, Charles
- White, Charles to White, Flora Brookbank
- White, Florence to White, James Grove
- White, James Grove to White, Margaret
- White, Margaret to White, R. A.
- White, R. D. to White, Thomas Astley Woollaston, 5th Bt.
- White, Thomas Charles Ramsay to Whitefoord, Margaret Dalrymple
- Whitefoord, Maria to Whitehead, Nora Mary
- Whitehead, Norman Stanley to Whiteley, Winifred Maud
- Whitelock, Agnes to Whitford, Walter
- Whitford-Hawkey, E. H. to Whitman, Tania
- Whitmey, Esther Sarah to Whitmore, William Walter
- Whitmore, William, 2nd Bt. to Whittaker, Louis
- Whittaker, Louise Jacinth to Whittome, Vanessa
- Whitton, Enid Dorothy to Whorwood, Mary
- Whorwood, Owen to Whytehead, William Wastell
- Whytelaw, Margaret to Wickham, Williamson
- Wickin, Annabella Edith to Widt, Thorwald Harold
- Widville, Margaret to Wiener, Sebastian Edward Zebedee
- Wienholt, Edward to Wiggett Chute, William Lyde
- Wiggett, Albert to Wightley, Steven Robert
- Wightman, Alan Craig to Wigram, Constance Emma Letitia
- Wigram, Constance Maitland to Wigram, Michael Lewis
- Wigram, Michele Anne to Wilberforce, Yvette Marie
- Wilberforce-Bell, Daphne to Wilcox, William B.
- Wilczek, Elisabeth Gräfin von to Wilde, William, 1st Bt.
- Wildenberg, Philipp I Graf von to Wilford, Victoria
- Wilfred, Blith to Wilkins, James
- Wilkins, Jane Louisa to Wilkinson, Frank
- Wilkinson, Freda Dorothy to Wilkinson, Surtees
- Wilkinson, Susan J. to Willbery, Brenda Mary
- Willbourne, Caroline C. to William, Yvonne Jacoba
- William-Hume-Williams, Ellis, 1st Bt. to Williams, Anne
- Williams, Anne to Williams, Charles Othniel
- Williams, Charles Platt to Williams, Eleanor Ruth
- Williams, Eleanor Sarah Joy to Williams, Frederick Law, 7th Bt.
- Williams, Frederick Lloyd to Williams, Isaac Lloyd
- Williams, Isabel Christiana to Williams, Josephine Evelyn
- Williams, Josephine Theodora to Williams, Mary
- Williams, Mary to Williams, Paul Huw
- Williams, Paul Joseph to Williams, Sarah Prescott
- Williams, Sarah Sophia to Williams, Wayne Eugene
- Williams, Wendy to Williams-Freeman, Victoria
- Williams-Freeman, Violet to Williamson, Dorian Adair
- Williamson, Dorothea Guthrie to Williamson, Richard Almeric Spencer
- Williamson, Richard Douglas Charles to Willink, Hilda Mary
- Willink, Ian Wakefield to Willis, Joseph
- Willis, Joyce Kathleen to Willoughby de Broke, 9th Baron (Greville)
- Willoughby de Eresby, 10th Lord (Christopher) to Willoughby, Emma
- Willoughby, Emma Coralie Sarah to Willoughby, Robert
- Willoughby, Robert to Wills, Elizabeth Penelope Melville
- Wills, Ella Marian to Wills, Ruth Violet Mary
- Wills, Samantha René to Wilmer, William
- Wilmerding, Helen Cutting to Wilmot, Richard
- Wilmot, Richard to Wilson, 5th Baronet, of Eshton Hall, co. York (Mathew Martin)
- Wilson, 6th Baronet, of East Borne, Sussex (Thomas Spencer) to Wilson, Barbara Kathleen Addison
- Wilson, Barbara Mary to Wilson, David
- Wilson, David to Wilson, Ellen
- Wilson, Ellen to Wilson, Grace Graham
- Wilson, Grace Helen to Wilson, James Tilton
- Wilson, James William to Wilson, Juliette Nancy
- Wilson, June Patricia to Wilson, Mary
- Wilson, Mary to Wilson, Paul
- Wilson, Paul to Wilson, Sarah Isabella Augusta
- Wilson, Sarah Jane to Wilson, William
- Wilson, William to Wiltshire, Polly
- Wiltshire, Reginald to Winchilsea, Countess of (Shirley)
- Winchurch, Enoch to Windham, William George
- Windham-Ashe, Joseph to Windle, Vincent
- Windleborn, Andrew Mark to Windsor, Ursula
- Windsor, Ursula to Wingate, William Warburton
- Wingfield Digby, Alexander Osborne to Wingfield, George John
- Wingfield, George Talbot to Wingfield, unknown daughter
- Wingfield, unknown daughter to Winn, Henrietta Sophia Alexandra
- Winn, Henry Charles Knowlton to Winnington-Ingram, David Robert
- Winnington-Ingram, Dawn Marlyn to Winsloe, Richard Herbert Somers
- Winslow, Anna Eliza to Winter, William Thomas Edward
- Winter-Evans, Charlotte to Winton, Flora Jane K. de
- Winton, Frances Caroline de to Wise, Henry Christopher
- Wise, Henry Edward Disbrowe to Wiseman, Simon Pierce
- Wiseman, Susan to Withers, Laetitia
- Withers, Lesley to Wittelsbach, Maximilian I
- Wittelsbach, Maximilian IV (I) Joseph to Wodehouse, Blanche
- Wodehouse, Campbell to Wodehouse, Paloma Carin
- Wodehouse, Pandora to Wolfe Murray, Zofia Cecilia
- Wolfe, A. to Wolff Metternich zur Gracht, Theresia Gräfin
- Wolff Metternich zur Gracht, Ulrike to Wollaston, Josette Eliza Jane
- Wollaston, Judith to Wolseley, Cadwallader Brooke
- Wolseley, Capel to Wolseley, Olivia Rose
- Wolseley, Pamela Violette Barry Power to Wolzogen und Neuhaus, Wolff Baron von
- Wolzogen, Agnes Emilie Mathilde Gisela to Wontner, Rachel Margaret
- Wontner, Rebecca to Wood, Arthur Thorley
- Wood, Arthur Vivian to Wood, Elizabeth
- Wood, Elizabeth to Wood, Harriet Clara
- Wood, Harriett to Wood, Joseph Carter
- Wood, Joseph Carter to Wood, Milton Campbell
- Wood, Minna to Wood, Sylvia May
- Wood, T. R. to Woodard, William Henry F.
- Woodberry, Bonnie Dawn to Woodford, William de
- Woodforde, Anne Oliver to Woodhouse, Mary Jane Stormont
- Woodhouse, Mary Lateward to Woodroffe, Ruth
- Woodroffe, Simon to Woods, Nicola Clare
- Woods, Noni to Woodward, Katherine Mary
- Woodward, Katherine Matilda Rose to Woolf, Wendy
- Woolfall, Clarissa Alice to Woolmer of Leeds, Baroness (Janice)
- Woolmer, C. E. Shirley to Worcester, 7th Earl of (Henry)
- Worcester, 7th Marquess of (Henry) to Workman, Robert
- Workman, Robert to Worship, William
- Worsley, 1st Baron, of Appuldurcombe, in the Isle of Wight (Charles) to Worsley, Mary
- Worsley, Mary to Worthington, David Frank
- Worthington, David William Greville to Wotherspoon, William
- Wotton of Marley, 1st Baron, co. Kent (Edward) to Wray, Christopher
- Wray, Christopher to Wren, Winifred Moultrie
- Wren-Hoskyns, Anna Fane to Wrey, William, 2nd Bt.
- Wreye, Joan to Wright, David
- Wright, David to Wright, Hannah Margaret
- Wright, Harriet to Wright, Katherine Elizabeth Jane
- Wright, Kathleen to Wright, Peter Richard Nicol
- Wright, Peter S. to Wright, Vivien Margaret
- Wright, W. C. to Wrigley, Wynsley Keith
- Wrinch, Alfred to Wrottesley, Henry
- Wrottesley, Henry to Wurmbrand-Stuppach, Paul Graf von
- Wurster, Elizabeth to Wyatt, Myles Dermod Norris
- Wyatt, Nancy Valerie to Wyke, unknown
- Wykeham, Adela Emily to Wylie, Eva
- Wylie, Evelyn to Wyndham, Charlotte
- Wyndham, Charlotte to Wyndham, Robert Alexander (Reverend)
- Wyndham, Ruth Constance to Wynn, Henry
- Wynn, Hugh to Wynne, Ida Marcella
- Wynne, James to Wyper, Mary
- Wypychowska, Stanislawa to Württemberg, Franz Paul Karl Ludwig Alexander von
- Württemberg, Franziska Therese von to Württemberg-Stuttgart, Sophie Luise von
- Württemberg-Urach, Elisabeth von to Yarburgh, unknown daughter
- Yarburgh-Bateson, Ann Katharine de to Yarrow, William George
- Yarto y Diez de Sollano, Josefa to Ybarra y Hidalgo, Emilia
- Ybelin, Alice d' to Yelverton, Augustus Barrymore
- Yelverton, Avon Barry to Yerburgh, Constance
- Yerburgh, David Savile to Yolland, William
- Yon, Errol to York, Donna
- York, Duchess of (Anne) to Yorke, Jane Louise
- Yorke, Jean Anne to Youdale, William John Hindmoor
- Youell, Alice Carbery to Young, Belton
- Young, Ben to Young, Dorothy Joan Baring
- Young, Dorothy Madeleine to Young, George Peregrine, 5th Bt.
- Young, George Ramsay Craik to Young, Jean Florence Helen
- Young, Jean Marie to Young, Margaret Florence
- Young, Margaret Helen to Young, Ralph Rolland
- Young, Ramsay to Young, Vera Muriel
- Young, Verna Carlene Deborah to Younger, Grize
- Younger, Grizel to Younghusband, Wilson
- Youngman, Alexandra to Yue, Hannah Louise
- Yugoslavia, Alexander I of to Zalokostas, Christos
- Zaman, Charles to Zateslo, Michael
- Zatloukal, Ione Mavinia Margaret to Zevenbergen, Tamara Georgia
- Zeyfert, Aileen Mary Violet to Zileri, Pietro
- Zileri, Roberto to Zollern, Wilburg von
- Zollern-Hohenberg, Eufemie von to Zuil, Jane
- Zuilecom, Blanche Josephine van to Zweibrücken-Birkenfeld, Pfalzgräfin von (Karoline Henriette Christina Louisa)
- Zweibrücken-Bitsch, Elisabeth Gräfin von to Österreich, Erzherzog
- Österreich, Erzherzog to Österreich, Erzherzogin von (Elisabeth)
- Österreich, Erzherzogin von (Elizabeth Franziska Maria) to Österreich, Isabella Erzherzogin von
- Österreich, Isabella Erzherzogin von to Österreich, Marie Antonie Josephe Johanna
- Österreich, Marie Caroline Ernestine Antonie Johanna Josephe to Üxküll-Gyllenband, Caroline Gräfin von