Henry Matthew Smyth1
Child of Henry Matthew Smyth
- Lydia Lucy Lyster Smyth+2 d. 22 Nov 1947
Lydia Lucy Lyster Smyth1 
From 30 July 1887, her married name became Guinness.
Children of Lydia Lucy Lyster Smyth and Robert Darley Guinness
- Richard Smyth Guinness+2 b. 13 Jun 1888, d. 1979
- Elizabeth Muriel Smyth Guinness+2 b. 20 Jan 1892, d. 30 Mar 1974
Commander Herbert Ponsonby Loftus-Gaussen1
He lived at Brookman’s Park, Hertfordshire, EnglandG.1 He gained the rank of Commander in the Royal Navy.1 He was given the name of Herbert Ponsonby Tottenham-Gaussen at birth.1
Child of Commander Herbert Ponsonby Loftus-Gaussen and Emilia Christian Gaussen
- [S37] BP2003 volume 1, page 88. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Brig.-Gen. Archibald John Chapman1
He was awarded the Chevalier, Ordre national de la Légion d’honneur.1 He lived at Willersey, Worcestershire, EnglandG.1 He was appointed Commander, Order of the British Empire (C.B.E.)1 He was appointed Companion, Order of the Bath (C.B.)1 He was appointed Companion, Order of St. Michael and St. George (C.M.G.)1
Child of Brig.-Gen. Archibald John Chapman and Annie Evelyn Wilson
Esmé Patricia Chapman1
From 24 October 1929, her married name became Guinness.
Children of Esmé Patricia Chapman and Richard Smyth Guinness
- Meryl Susanna Guinness+2 b. 7 Jan 1933
- Shaunagh Christine Guinness+2 b. 1934, d. 12 Aug 2010
- Robert Chapman Guinness+2 b. 4 Feb 1937
- Deirdre Veronica Guinness+2 b. 1 Jul 1944
Robert Chapman Guinness1
He was educated at Eton College, Windsor, Berkshire, EnglandG.1 He gained the rank of Lieutenant in 1957 in the Irish Guards.1 Between 1957 and 1959 Irish Guards.3 He lived in 2003 at Lodge Park, Straffan, County Kildare, IrelandG.1
Children of Robert Chapman Guinness and Sarah Jane de Zoete
- Louisa Brigid Guinness+2 b. 3 Oct 1965
- Clare Elizabeth Guinness+2 b. 26 Jun 1967
- Katharine Geraldine Guinness+2 b. 26 Sep 1970
- Richard de Zoete Guinness+2 b. 22 Jul 1981
- Samuel Walter Guinness+2 b. 8 Feb 1985
Miles Herman de Zoete1 
He lived at Ackworth House, East Bergholt, Suffolk, EnglandG.1
Children of Miles Herman de Zoete and Elizabeth Anne Bevan
- Simon Miles de Zoete+2 b. 1941
- Sarah Jane de Zoete+3 b. 1943
- Nicholas Andrew de Zoete+2 b. 1947
- Virginia de Zoete+2 b. 1950
Sarah Jane de Zoete1
From 16 October 1963, her married name became Guinness.
Children of Sarah Jane de Zoete and Robert Chapman Guinness
- Louisa Brigid Guinness+3 b. 3 Oct 1965
- Clare Elizabeth Guinness+3 b. 26 Jun 1967
- Katharine Geraldine Guinness+3 b. 26 Sep 1970
- Richard de Zoete Guinness+3 b. 22 Jul 1981
- Samuel Walter Guinness+3 b. 8 Feb 1985
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S4736] David Barttelot, online unknown url, David Barttelot (unknown location), downloaded 14 July 2010.
- [S37] BP2003. [S37]
- [S47] BIFR1976 page 528. See link for full details for this source. Hereinafter cited as. [S47]
Richard de Zoete Guinness1
He was educated at Eton College, Windsor, Berkshire, EnglandG.1
Child of Richard de Zoete Guinness and Clementine Liv Coleridge Sveaas
- Robert Arlo Sveaas Guinness3 b. 7 Apr 2021
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S9221] Anonymous, “re: anon,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 December 2020. Hereinafter cited as “re: anon.”
Samuel Walter Guinness1
He was educated at Eton College, Windsor, Berkshire, EnglandG.1
Children of Samuel Walter Guinness and Natasha (?)
- Rory James Marmont Guinness3 b. 3 Jun 2019
- Ivo Robert Walter Guinness3 b. 1 Mar 2021
- [S37] BP2003 volume 2, page 1694. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S9221] Anonymous, “re: anon,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 December 2020. Hereinafter cited as “re: anon.”
