Louisa Brigid Guinness1
From 28 September 2002, her married name became Brown.
Child of Louisa Brigid Guinness and Benjamin Haddon Dunster Brown
- Hector Robert Brown4 b. 2004
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S47] BIFR1976 page 528. See link for full details for this source. Hereinafter cited as. [S47]
- [S37] BP2003. [S37]
- [S4736] David Barttelot, online unknown url, David Barttelot (unknown location), downloaded 14 July 2010.
Stephen McLeod Mailer1
- [S219] Announcements, New York Times, New York, U.S.A.. Hereinafter cited as New York Times.
Clare Elizabeth Guinness1
From 4 May 1992, her married name became Jacobs.1
Children of Clare Elizabeth Guinness and Hugo Nicholas Jacobs
- Oliver Hugo Christopher Jacobs4 b. 1994
- Edward Louis Jacobs4 b. 1995
- Marina Emily Jacobs4 b. 2002
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S47] BIFR1976 page 528. See link for full details for this source. Hereinafter cited as. [S47]
- [S37] BP2003. [S37]
- [S4736] David Barttelot, online unknown url, David Barttelot (unknown location), downloaded 14 July 2010.
Lionel Vane1 
- [S88] E. M. Swinhoe, editor, Burke’s Genealogical and Heraldic History of the Peerage, Baronetage and Knightage, 93rd edition (London, U.K.: Burke’s Peerage Ltd, 1933), page 2378. Hereinafter cited as Burkes Peerage and Baronetage, 93th ed.
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Katharine Geraldine Guinness1
From 3 October 1998, her married name became Bulbulia.1
Children of Katharine Geraldine Guinness and David Bulbulia
- Megan Rose Puffin Bulbulia4 b. 2001
- Miles Felix Robin Bulbulia4 b. 2003
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S47] BIFR1976 page 528. See link for full details for this source. Hereinafter cited as. [S47]
- [S37] BP2003. [S37]
- [S4736] David Barttelot, online unknown url, David Barttelot (unknown location), downloaded 14 July 2010.
David S. Bulbulia1
He had a daughter.1
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
Meryl Susanna Guinness1 
From 22 January 1955, her married name became Booth. From 10 May 1975, her married name became Long.
Children of Meryl Susanna Guinness and John Brabazon Booth
- Grania Patricia Jane Booth+2 b. 11 Mar 1956
- Edward Richard Brabazon Booth2 b. 27 Jun 1959
- Rosanna Meryl Booth+2 b. 14 Nov 1961
- Caragh Victoria Booth2 b. 2 Jun 1964
Aileen Allen Booth1 
From 29 April 1950, her married name became McCorkell.1 She was appointed Officer, Order of the British Empire (O.B.E.) in 1975.3
Children of Aileen Allen Booth and Colonel Sir Michael William McCorkell
- Mary Aileen McCorkell+4 b. 19 Feb 1951
- John Barry Ernest McCorkell+4 b. 29 Jul 1952
- David William McCorkell+4 b. 26 Feb 1955
- Barry Michael McCorkell+4 b. 7 Feb 1959
- [S31] Bernard, Sir Burke, editor, Burke’s genealogical and heraldic history of the landed gentry of Ireland, 4th ed. (London, U.K.: Burkes Peerage Ltd, 1958), page 102. Hereinafter cited as Landed Gentry of Ireland.
- [S466] Notices, The Telegraph, London, UK, 14 January 2011. Hereinafter cited as The Telegraph.
- [S37] BP2003 volume 2, page 24261. See link for full details for this source. Hereinafter cited as. [S37]
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
John Brabazon Booth1
He was educated at Stowe School, Buckingham, Buckinghamshire, EnglandG.2 He was commissioned in 1944, in the service of the Royal Artillery.2 He was educated in 1944 at Trinity College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, Bachelor of Arts (B.A.)2 He fought in the Second World War, in India.2 He was Aide-de-Camp to Field Marshal Sir Claude Auchinleck, Commander-in-Chief of India in 1947.2 He gained the rank of Captain.2 He lived at Darver Castle, Dundalk, County Louth, IrelandG.3
Children of John Brabazon Booth and Meryl Susanna Guinness
- Grania Patricia Jane Booth+3 b. 11 Mar 1956
- Edward Richard Brabazon Booth3 b. 27 Jun 1959
- Rosanna Meryl Booth+3 b. 14 Nov 1961
- Caragh Victoria Booth3 b. 2 Jun 1964
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S31] Bernard, Sir Burke, editor, Burke’s genealogical and heraldic history of the landed gentry of Ireland, 4th ed. (London, U.K.: Burkes Peerage Ltd, 1958), page 102. Hereinafter cited as Landed Gentry of Ireland.
- [S37] BP2003. [S37]
Edward Richard Brabazon Booth1