Hon. Huw Basil Maynard Mitchell Thomas1 
Charlotte Emily Pease1 
From 17 July 1879, her married name became Trevelyan.
Sir Ernest John Trevelyan1 
He was Assessor of the Court of Chancellor, Oxford University.1 He was a practising barrister.1 He held the office of High Court Judge [Calcutta] between 1885 and 1898.1 He graduated with a Doctor of Civil Law (D.C.L.)1 He held the office of Reader of Indian Law of the Oxford University between 1900 and 1923.1
Children of Sir Ernest John Trevelyan and Mary Katharine Black
- Lt.-Col. Henry Trevelyan+2 b. 22 Nov 1881, d. 1971
- Phyllis Trevelyan2 b. 27 May 1883, d. Apr 1885
Children of Sir Ernest John Trevelyan and Julia Isabel Mark
- Hilda Trevelyan2 b. 28 Jul 1892, d. 31 Dec 1973
- Wilfred Trevelyan2 b. 10 Oct 1893, d. 4 May 1915
- Doris Trevelyan2 b. 23 Aug 1895, d. 18 Jan 1968
- Sylvia Trevelyan+2 b. 21 Aug 1898, d. 11 Dec 1982
- Percy Trevelyan2 b. 16 Jan 1900, d. 10 Mar 1919
- Joan Trevelyan+2 b. 21 Feb 1901, d. 15 Nov 1973
Patrick Black1
Child of Patrick Black
- Mary Katharine Black+2 d. 22 Mar 1885
Mary Katharine Black1 
From 27 November 1880, her married name became Trevelyan.
Children of Mary Katharine Black and Sir Ernest John Trevelyan
- Lt.-Col. Henry Trevelyan+2 b. 22 Nov 1881, d. 1971
- Phyllis Trevelyan2 b. 27 May 1883, d. Apr 1885
Lt.-Col. Henry Trevelyan1 
He was educated at Royal Military Academy, Woolwich, London, England.1 He gained the rank of Lieutenant-Colonel in the Royal Engineers.1
Children of Lt.-Col. Henry Trevelyan and Josephine Marie Antelme
- Peggy Trevelyan2 b. 16 Jun 1912, d. 26 Oct 1947
- Mary Katharine Trevelyan+2 b. 28 Sep 1926, d. 25 Jul 1998
Dr. Louis Ferdinand Antelme1
Child of Dr. Louis Ferdinand Antelme
- Josephine Marie Antelme+2 d. 12 Jul 1968
Josephine Marie Antelme1 
From 20 August 1906, her married name became Trevelyan.
Children of Josephine Marie Antelme and Lt.-Col. Henry Trevelyan
- Peggy Trevelyan2 b. 16 Jun 1912, d. 26 Oct 1947
- Mary Katharine Trevelyan+2 b. 28 Sep 1926, d. 25 Jul 1998
Peggy Trevelyan1 
From 19 June 1947, her married name became Whyte.
John Syme Whyte1
He lived at Fleet, Hampshire, England.1
- [S37] BP2003 volume 3, page 3934. See link for full details for this source. Hereinafter cited as. [S37]
