Kathleen Letitia de Montmorency1 
From 1 November 1924, her married name became Phillipps-Treby.
Maj.-Gen. Paul Winsloe Phillipps-Treby1
Child of Maj.-Gen. Paul Winsloe Phillipps-Treby
Paul George Shore Phillipps-Treby1
James Edward Geoffrey de Montmorency1 
He graduated from Cambridge University, Cambridge, Cambridgeshire, EnglandG, with a Bachelor of Laws (LL.B.)1 He graduated with a Master of Arts (M.A.)1 He was a practising barrister.1 He was Quain Professor of Comparative Law between 1920 and 1943 at London University, School of Law, London, EnglandG.1
Children of James Edward Geoffrey de Montmorency and Caroline Maud Saumarez de Havilland
- Geraldine Susan Maud de Montmorency2 b. 20 Jul 1900, d. 1993
- Eleanor Evelyn Saumarez de Montmorency2 b. 8 May 1903, d. 7 Sep 1941
- Geoffrey James Brooke de Montmorency2 b. 9 Jun 1905, d. 3 Sep 1906
- Major Sir Arnold Geoffroy de Montmorency, 19th Bt.2 b. 27 Jul 1908, d. 23 Dec 2003
Maj.-Gen. James de Havilland1 
He gained the rank of Major-General in the Royal Artillery.1
Children of Maj.-Gen. James de Havilland and Louisa Magdalene Atkinson
- Edith de Saumarez de Havilland3 b. 1858
- Mary Leigh de Havilland3 b. 1858
- Reginald Saumarez de Havilland3 b. c 1861, d. 1921
- Hugh de Beauvois de Havilland3 b. 1867, d. 1952
- Henry Carteret de Havilland3 b. 1869
Children of Maj.-Gen. James de Havilland and Caroline Rainier Jones
- James R. de Havilland3 b. 1871, d. 1948
- Thomas Lyttleton de Havilland3 b. 1872
- Caroline Maud Saumarez de Havilland+5 b. c 1873, d. 17 Dec 1973
- Madeline de Beavois de Havilland3 b. 1875, d. 1959
- Lionel Saumarez de Havilland3 b. 1877, d. 1901
- Guy de Vie de Havilland3 b. 1879
- Olive de Beauvois de Havilland3 b. 1885
- [S37] BP2003 volume 1, page 1084. See link for full details for this source. Hereinafter cited as. [S37]
- [S35] BLG1965 volume 1, page 197. See link for full details for this source. Hereinafter cited as. [S35]
- [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.”
- [S35] BLG1965. [S35]
- [S37] BP2003. [S37]
Caroline Maud Saumarez de Havilland1 
From 15 August 1899, her married name became de Montmorency.
Children of Caroline Maud Saumarez de Havilland and James Edward Geoffrey de Montmorency
- Geraldine Susan Maud de Montmorency3 b. 20 Jul 1900, d. 1993
- Eleanor Evelyn Saumarez de Montmorency3 b. 8 May 1903, d. 7 Sep 1941
- Geoffrey James Brooke de Montmorency3 b. 9 Jun 1905, d. 3 Sep 1906
- Major Sir Arnold Geoffroy de Montmorency, 19th Bt.3 b. 27 Jul 1908, d. 23 Dec 2003
- [S37] BP2003 volume 1, page 1084. See link for full details for this source. Hereinafter cited as. [S37]
- [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. [S37]
Geoffrey James Brooke de Montmorency1 
Geraldine Susan Maud de Montmorency1 
She graduated with a Fellow, Library Association (F.L.A.)1 She was awarded the Unesco Travelling Fellowship in 1952.1 From 29 January 1957, her married name became Lewis.
- [S37] BP2003 volume 1, page 1084. See link for full details for this source. Hereinafter cited as. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S37] BP2003. [S37]
Thomas Crompton Lewis1
Child of Thomas Crompton Lewis
- Sir William Hawthorne Lewis2 b. 19 Jun 1888, d. 1970
Sir William Hawthorne Lewis1 
He was appointed Knight Commander, Order of the Star of India (K.C.S.I.)1 He was appointed Knight Commander, Order of the Indian Empire (K.C.I.E.)1 Sir William Hawthorne Lewis usually went by his middle name of Hawthorne.1
- [S37] BP2003 volume 1, page 1084. See link for full details for this source. Hereinafter cited as. [S37]
- [S7529] WikiTree, online http://www.wikitree.com/. Hereinafter cited as WikiTree.
- [S37] BP2003. [S37]