Thomas Bevan 
Favell Margaret Bevan
Her married name became van Oss.
Child of Favell Margaret Bevan and Thomas van Oss
- Richard Mark van Oss+ b. 1931
Thomas van Oss
Child of Thomas van Oss and Favell Margaret Bevan
- Richard Mark van Oss+1 b. 1931
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
Katherine Mildred Bevan
Lt.-Col. Gerald Hugh Nicholson1
He was educated at Harrow School, Harrow, London, England.1 He was educated at Magdalene College, Cambridge University, Cambridge, Cambridgeshire, England.1 He lived at The Round House, Bayford, Hertfordshire, England.1
Children of Lt.-Col. Gerald Hugh Nicholson and Margaret Evelyn Hanbury
- Mary Joan Nicholson1 b. 23 Nov 1931
- Jean Fenella Nicholson+1 b. 25 May 1934
- John Gerald Nicholson+2 b. 26 Aug 1937
- Christopher Nigel Nicholson+2 b. 13 Jun 1939
- Robin Alaster Nicholson+2 b. 27 Jul 1944
Margaret Evelyn Hanbury
Her married name became Nicholson.
Children of Margaret Evelyn Hanbury and Lt.-Col. Gerald Hugh Nicholson
- Mary Joan Nicholson2 b. 23 Nov 1931
- Jean Fenella Nicholson+2 b. 25 May 1934
- John Gerald Nicholson+1 b. 26 Aug 1937
- Christopher Nigel Nicholson+1 b. 13 Jun 1939
- Robin Alaster Nicholson+1 b. 27 Jul 1944
Mary Joan Nicholson
- [S37] BP2003 volume 2, page 2895. See link for full details for this source. Hereinafter cited as. [S37]
Jean Fenella Nicholson
From 15 July 1961, her married name became Prior.
Children of Jean Fenella Nicholson and Major Douglas Christopher Prior
- Lucinda Jane Prior2 b. 8 Oct 1962
- James Douglas Prior2 b. 10 Jan 1965
David John Stafford Nicholson 
He was educated at Winchester College, Winchester, Hampshire, England.1 He graduated from Magdalene College, Cambridge University, Cambridge, Cambridgeshire, England, with a Master of Arts (M.A.)1 He was admitted to Inner Temple in 1932 entitled to practise as a barrister.1 He fought in the Second World War.1 He gained the rank of Captain in the Royal Hampshire Regiment.1
Children of David John Stafford Nicholson and Rosemary Christian Matthews
- Alan John Melvin Nicholson2 b. 29 Mar 1952
- Iain Reginald Nicholson2 b. 11 Jan 1954
- Christian Iona Margaret Nicholson2 b. 12 Sep 1955
Colonel William Reginald Nicholson1
He was educated at Harrow School, Harrow, London, England.1 He was educated at Royal Military College, Sandhurst, Berkshire, England.1 He fought in the Second World War, where he was mentioned in despatches.1 He was Colonel of the 2nd Lothian and Border Horse and 16th/5th Lancers.1 He was awarded the Distinguished Service Order (D.S.O.)1 He was appointed Officer, Order of the British Empire (O.B.E.)1
Children of Colonel William Reginald Nicholson and Diana Mary Nelson
- Michael William Nicholson+2 b. 11 Apr 1941
- Nigel Richard Nicholson2 b. 7 Dec 1946
