John Amyas Trevelyan1 
He was educated at Winchester College, Winchester, Hampshire, England.1 He gained the rank of officer in the Rifle Brigade.1 He lived in 2003 at Virginia House, 1 Roseacre, Church Lane, Alpheton, Suffolk, England.1
Children of John Amyas Trevelyan and Patricia Mary Moore
- Elizabeth Virginia Trevelyan+2 b. 18 Jun 1955
- Amyas John Stuart Trevelyan+2 b. 14 Sep 1957
- Oliver Willoughby Trevelyan+2 b. 3 Jan 1961
- Rupert Patrick Trevelyan+2 b. 20 Jul 1963
- [S37] BP2003 volume 3, page 3932. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Stuart Tuffield Moore1
Child of Stuart Tuffield Moore
Patricia Mary Moore1
She graduated with a Bachelor of Arts (B.A.) (Hons.)1 From 12 June 1954, her married name became Trevelyan.
Children of Patricia Mary Moore and John Amyas Trevelyan
- Elizabeth Virginia Trevelyan+2 b. 18 Jun 1955
- Amyas John Stuart Trevelyan+2 b. 14 Sep 1957
- Oliver Willoughby Trevelyan+2 b. 3 Jan 1961
- Rupert Patrick Trevelyan+2 b. 20 Jul 1963
Amyas John Stuart Trevelyan1
He graduated with a Bachelor of Science (B.Sc.) (Hons.)1
Children of Amyas John Stuart Trevelyan and Claire Diane Whittle
- Alice Margaret Trevelyan2 b. 1989
- Philip John Amyas Trevelyan2 b. 1991
Claire Diane Whittle1
From 1988, her married name became Trevelyan.
Children of Claire Diane Whittle and Amyas John Stuart Trevelyan
- Alice Margaret Trevelyan2 b. 1989
- Philip John Amyas Trevelyan2 b. 1991
Philip John Amyas Trevelyan1
Alice Margaret Trevelyan1