unknown daughter Montagu-Pollock1 
John Gathorne Montagu-Pollock1 
He was educated at Oundle School, Oundle, Northamptonshire, England.1 He was registered as a Associate, Royal institute of British Architects (A.R.I.B.A.)1
Children of John Gathorne Montagu-Pollock and Elizabeth Metcalf Coston
- Stephen Hull Montagu-Pollock2 b. 25 Sep 1945
- Margaret Bell Montagu-Pollock+2 b. 26 Apr 1948
- Christopher James Montagu-Pollock+2 b. 17 Sep 1952
Carl Herbert Coston1
Child of Carl Herbert Coston
- Elizabeth Metcalf Coston+2 d. 1989
Elizabeth Metcalf Coston1 
From 13 March 1943, her married name became Montagu-Pollock.
Children of Elizabeth Metcalf Coston and John Gathorne Montagu-Pollock
- Stephen Hull Montagu-Pollock2 b. 25 Sep 1945
- Margaret Bell Montagu-Pollock+2 b. 26 Apr 1948
- Christopher James Montagu-Pollock+2 b. 17 Sep 1952
Stephen Hull Montagu-Pollock1
Ralph J. Betschart1
Child of Ralph J. Betschart
Barbara Ann Betschart1
From 1979, her married name became Montagu-Pollock.
Christopher James Montagu-Pollock1
Children of Christopher James Montagu-Pollock and Dianne Kristen Spear
- Jennifer Ann Montagu-Pollock2 b. 1982
- Toby William Montagu-Pollock2 b. 1986
Dianne Kristen Spear1
From 1980, her married name became Montagu-Pollock.
Children of Dianne Kristen Spear and Christopher James Montagu-Pollock
- Jennifer Ann Montagu-Pollock2 b. 1982
- Toby William Montagu-Pollock2 b. 1986