William Lavern Trewin Keen1
Child of William Lavern Trewin Keen
- Joyce Keen+1 b. 25 Nov 1939
- [S5689] Mitchell Lathrop, “re: Lathrop Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 26 October 2011. Hereinafter cited as “re: Lathrop Family.”
John Waller1
Child of John Waller
- Elinor Waller+2 d. 26 Oct 1916
Gladys Law1 
From 1908, her married name became Molesworth.1
Children of Gladys Law and Lt.-Col. Robert Everard Molesworth
- Robert Louis Molesworth2 b. 1910
- Marianne Sheila Lindsay Molesworth+2 b. 1914
Lt.-Col. Henry Eoghan O’Brien1 
He graduated in 1898 with a Bachelor of Science (B.Sc.)1 He gained the rank of Lieutenant-Colonel in the Royal Engineers.1 He was awarded the Distinguished Service Order (D.S.O.) in 1918.1 He fought in the First World War, and was mentioned in despatches twice.1
Child of Lt.-Col. Henry Eoghan O’Brien and Frances Victoria Lucy Smythe
- Lt.-Cdr. Brian Eoghan O’Brien+2 b. 1907, d. 3 Aug 1940
Robert William Hayes1
- [S1438] Sir William, Bt. Arbuthnot, “re: Arbuthnot and Duff Families,” e-mail message to British and European Nobility Register, 29 August 2005 and later. Hereinafter cited as “re: Arbuthnot and Duff Families.”
Frances Victoria Lucy Smythe1 
From 10 January 1905, her married name became O’Brien.
Child of Frances Victoria Lucy Smythe and Lt.-Col. Henry Eoghan O’Brien
- Lt.-Cdr. Brian Eoghan O’Brien+2 b. 1907, d. 3 Aug 1940
Lt.-Cdr. Brian Eoghan O’Brien1

He fought in the Second World War.1 He gained the rank of Lieutenant-Commander (E) in the Royal Navy.1
Child of Lt.-Cdr. Brian Eoghan O’Brien and Elizabeth Strahan
- Dr. Olivia Fiona O’Brien+2 b. 22 Nov 1938
- [S37] BP2003 volume 2, page 2039. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S259] Commonwealth War Graves Commission, online http://www.cwgc.org. Hereinafter cited as Commonwealth War Graves Commission.
Stuart Séguin Strahan1
Child of Stuart Séguin Strahan
Elizabeth Strahan1
From 10 February 1936, her married name became O’Brien. From 1949, her married name became Dennis.1
Child of Elizabeth Strahan and Lt.-Cdr. Brian Eoghan O’Brien
- Dr. Olivia Fiona O’Brien+2 b. 22 Nov 1938
Dr. Olivia Fiona O’Brien1
She graduated from Lady Margaret Hall, Oxford University, Oxford, Oxfordshire, England, with a Master of Arts (M.A.)1 From 8 September 1960, her married name became Robinson. She graduated from London University, London, England, with a Doctor of Philosophy (Ph.D.)1 She lived in 2003 at 7 Kirklee Gardens, Glasgow, Lanarkshire, ScotlandG.1
Children of Dr. Olivia Fiona O’Brien and Richard Edmund Sebastian Robinson
- Amanda Mary Victoria Robinson2 b. 22 May 1961
- James Lucius O’Brien Robinson2 b. 10 Jun 1962