Charles Bernard Mark Heywood1
He was educated at Haileybury College, Haileybury, Hertfordshire, EnglandG.1 He graduated from Emmanuel College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Master of Arts (M.A.)1 He gained the rank of Captain in the Oxfordshire and Buckinghamshire Light Infantry.1 He gained the rank of Second World War.1 He adopted Myra Anne Heywood.1
Child of Charles Bernard Mark Heywood and Julia Veronica Cronin
- Myra Anne Heywood+2 b. 6 Feb 1929
John Denis Cronin1
Child of John Denis Cronin
- Julia Veronica Cronin+2 d. 1977
Julia Veronica Cronin1 
From 13 December 1941, her married name became Heywood. She adopted Myra Anne Heywood.1
Child of Julia Veronica Cronin and Charles Bernard Mark Heywood
- Myra Anne Heywood+2 b. 6 Feb 1929
Myra Anne Heywood1
From February 1951, her married name became Lyall. She was adopted by Charles Bernard Mark Heywood and Julia Veronica Cronin.1 From 19 June 1964, her married name became Rose.1
Children of Myra Anne Heywood and James Munro Lyall
- Sally Bernice Lyall2 b. 8 May 1952
- Teresa Jane Lyall2 b. 8 Aug 1954
- Katherine Bridget Lyall2 b. 9 Dec 1959
James Munro Lyall1
Child of James Munro Lyall
- James Munro Lyall+2 d. 7 Dec 1962
James Munro Lyall1 
Children of James Munro Lyall and Myra Anne Heywood
- Sally Bernice Lyall2 b. 8 May 1952
- Teresa Jane Lyall2 b. 8 Aug 1954
- Katherine Bridget Lyall2 b. 9 Dec 1959
Sally Bernice Lyall1
Teresa Jane Lyall1
Katherine Bridget Lyall1
Francis Melville Heywood1 
He was educated in 1918 at Haileybury College, Haileybury, Hertfordshire, EnglandG.1 He graduated from Gonville and Caius College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1931 with a Cambridge Bachelor of Arts (B.A.)1 He was an assistant master between 1931 and 1935 at Haileybury College, Haileybury, Hertfordshire, EnglandG.1 He graduated from Gonville and Caius College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1934 with a Master of Arts (M.A.)1 He was Fellow, Assistant Tutor and Praelector between 1935 and 1939 at Trinity Hall, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He was the headmaster between 1939 and 1952 at Marlborough College, Marlborough, Wiltshire, EnglandG.1 He adopted Michael Patrick Heywood.2 He was Warden Lord Mayor between 1952 and 1969 at Treloar College, Froyle, Hampshire, EnglandG.1
Children of Francis Melville Heywood and Dorothea Kathleen Mayhew
- Susan Frances Heywood+2 b. 8 Mar 1939
- Michael Patrick Heywood2 b. 24 Feb 1941
- Simon Paget Heywood2 b. 18 Jan 1945, d. 1984
- Janion Lemprière Heywood+2 b. 26 Oct 1947