Bertram Edward Petre1 
He was educated at The Oratory School, Edgbaston, Warwickshire, England.3
Child of Bertram Edward Petre and Ruth Seymour
- Major Myles Seymour Edward Petre+2 b. 26 Apr 1913, d. 5 Jun 1942
- [S37] BP2003 volume 2, page 1889. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S7889] Dora Nash, “re: The Oratory School,” family provided evidence then verified by subsequent research and verification by BENR (101053), 29 January 2016. Hereinafter cited as “re: The Oratory School.”
Major Myles Seymour Edward Petre1

He fought in the Second World War.1 He gained the rank of Major in the Duke of Cornwall’s Light Infantry.1
Children of Major Myles Seymour Edward Petre and Audrey Catherine Chaworth-Musters
- Martin Anthony Chaworth Petre+1 b. 23 Jan 1940, d. 1991
- Robin David Oswald Petre+1 b. 19 Apr 1942
- [S37] BP2003 volume 3, page 3120. See link for full details for this source. Hereinafter cited as. [S37]
Audrey Catherine Chaworth-Musters1 
Her married name became Petre.
Children of Audrey Catherine Chaworth-Musters and Major Myles Seymour Edward Petre
- Martin Anthony Chaworth Petre+1 b. 23 Jan 1940, d. 1991
- Robin David Oswald Petre+1 b. 19 Apr 1942
- [S37] BP2003 volume 3, page 3120. See link for full details for this source. Hereinafter cited as. [S37]
Colonel John Neville Chaworth-Musters 
He was appointed Officer, Order of the British Empire (O.B.E.)2 He was awarded the Distinguished Service Order (D.S.O.)2 He held the office of Justice of the Peace (J.P.)2 He was awarded the Territorial Decoration (T.D.)2 He lived at Annesley Park, Nottinghamshire, England.2
Children of Colonel John Neville Chaworth-Musters and Daphne Wilberforce-Bell
- Audrey Catherine Chaworth-Musters+ d. 15 Jul 1989
- John Henry Chaworth-Musters+3 d. 1943
- Pamela Chaworth-Musters4
- Major Robert Patricius Chaworth-Musters+1 b. 7 May 1923, d. 1992
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
- [S37] BP2003 volume 3, page 3120. See link for full details for this source. Hereinafter cited as. [S37]
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
- [S7801] Anne French, “re: Chaworth-Musters Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 November 2015. Hereinafter cited as “re: Chaworth-Musters Family.”
Martin Anthony Chaworth Petre1 
He was educated at Ampleforth College, Ampleforth, Yorkshire, England.1
Children of Martin Anthony Chaworth Petre and Selina Frances Gladstone Pope
- Henrietta Claire Gladstone Petre1 b. 27 May 1969
- Edward Miles Chaworth Petre1 b. 9 Jan 1971
- Isabel Mary Hartshorne Petre1 b. 27 May 1973
- [S37] BP2003 volume 3, page 3120. See link for full details for this source. Hereinafter cited as. [S37]
Robin David Oswald Petre1
He was educated at Ampleforth College, Ampleforth, Yorkshire, England.1 He was educated at Royal Military Academy, Sandhurst, Berkshire, England.1 He gained the rank of Major in 1974 in the 17th/21st Lancers.1 He lived in 2003 at Flaxbourne, Seddon, New Zealand.1
Children of Robin David Oswald Petre and Cecily Constance Scrope
- Diana Audrey Constance Petre+2 b. 14 Feb 1969
- Nicola Mary Catherine Petre1 b. 2 Jul 1971
Mary Adela Petre1 
Mary Gwendoline Petre1 
From 8 September 1887, her married name became Doughty-Tichborne. From 7 May 1914, her married name became de Rittich Mauduit.
Child of Mary Gwendoline Petre and Sir Henry Alfred Joseph Doughty-Tichborne, 12th Bt.
- Sir Joseph Henry Bernard Doughty-Tichborne, 13th Bt.+ b. 18 Jan 1890, d. 23 Oct 1930
Sir Henry Alfred Joseph Doughty-Tichborne, 12th Bt. 
He gained the title of 12th Baronet Tichborne.
Child of Sir Henry Alfred Joseph Doughty-Tichborne, 12th Bt. and Mary Gwendoline Petre
- Sir Joseph Henry Bernard Doughty-Tichborne, 13th Bt.+ b. 18 Jan 1890, d. 23 Oct 1930
Lt.-Col. Frank de Rittich Mauduit1 
He gained the rank of Lieutenant-Colonel in the Indian Army.1
- [S37] BP2003 volume 3, page 3120. See link for full details for this source. Hereinafter cited as. [S37]