Major Henry Dudley Ryder1 
He was educated at Harrow School, Harrow, London, EnglandG.1 He fought in the First World War.1 He gained the rank of Major in the Royal Field Artillery.1 He was awarded the Military Cross (M.C.)1 He held the office of Member of the East Sussex County Council in 1944.1
Children of Major Henry Dudley Ryder and Dorothy Marion Streatfeild
- Maud Marion Ryder2 b. 21 Nov 1919
- Dorothy Joan Ryder+2 b. 18 Dec 1921
- Edward Dorrien Dudley Ryder+1 b. 20 Aug 1924, d. 5 Feb 1984
Dorothy Marion Streatfeild1 
Her married name became Ryder.
Children of Dorothy Marion Streatfeild and Major Henry Dudley Ryder
- Maud Marion Ryder3 b. 21 Nov 1919
- Dorothy Joan Ryder+3 b. 18 Dec 1921
- Edward Dorrien Dudley Ryder+1 b. 20 Aug 1924, d. 5 Feb 1984
Edward Dorrien Dudley Ryder1 
He was educated at Harrow School, Harrow, London, EnglandG.1 He gained the rank of Captain in the Irish Guards.1 He fought in the Second World War.1 He was chairman of Cater Ryder between 1976 and 1984.1
Children of Edward Dorrien Dudley Ryder and Valerie Nina Soames
- Jennifer Davina Ryder+4 b. 19 Jul 1949
- Vanessa Ryder+4 b. 14 Apr 1951
- Nicholas Henry Dudley Ryder4 b. 10 Jun 1960
- [S37] BP2003 volume 2, page 1807. See link for full details for this source. Hereinafter cited as. [S37]
- [S266] World War II Unit Histories – Officers, online http://www.unithistories.com/units_index/default.asp?file=../officers/personsx. Hereinafter cited as World War II Unit Histories – Officers.
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
- [S37] BP2003. [S37]
Valerie Nina Soames1 
Her married name became Ryder. She lived in 2003 at 22 St. Mary Abbots Terrace, London, EnglandG.1
Children of Valerie Nina Soames and Edward Dorrien Dudley Ryder
- Jennifer Davina Ryder+4 b. 19 Jul 1949
- Vanessa Ryder+4 b. 14 Apr 1951
- Nicholas Henry Dudley Ryder4 b. 10 Jun 1960
- [S37] BP2003 volume 2, page 1807. See link for full details for this source. Hereinafter cited as. [S37]
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
- [S37] BP2003. [S37]
John Beecroft Soames1,2 
He lived at KenyaG.1 John Beecroft Soames also went by the nick-name of Jack.2
Child of John Beecroft Soames
- Valerie Nina Soames+1 b. 1928, d. 18 Sep 2022
- [S37] BP2003 volume 2, page 1807. See link for full details for this source. Hereinafter cited as. [S37]
- [S1339] Richard Hodgson, “re: Shand Family,” e-mail message to British and European Nobility Register, 26-28 April 2005. Hereinafter cited as “re: Shand Family.”
- [S474] FamilySearch, online http://www.familysearch.com. Hereinafter cited as FamilySearch.
Nicholas Henry Dudley Ryder1
- [S37] BP2003 volume 2, page 1808. See link for full details for this source. Hereinafter cited as. [S37]
Jennifer Davina Ryder1
From 15 December 1971, her married name became Dingwall.1 From 1990, her married name became Pilkington.1 She lived in 2003 at Sanfoin House, Wash Common, Newbury, Berkshire, EnglandG.1
Children of Jennifer Davina Ryder and Charles Berkeley Johnston Dingwall
- Sophie Dingwall+1 b. 10 Nov 1972
- Anthea Lucy Dingwall+1 b. 1 Feb 1977
- Amelia Sarah Dingwall1 b. 1978
- [S37] BP2003 volume 2, page 1808. See link for full details for this source. Hereinafter cited as. [S37]
- [S9398] Lucy Dingwall, “re: Dingwall Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 30 June 2021. Hereinafter cited as “re: Dingwall Family.”
Vanessa Ryder1
From 13 February 1976, her married name became Cole.1 She lived in 2003 at Whatcombe, Wantage, Oxfordshire, EnglandG.1
Children of Vanessa Ryder and Paul Frederick Irvine Cole
- Alexander James Cole1 b. 10 Nov 1977
- Oliver Nicholas Cole1 b. 18 Oct 1980
- Mark Edward Cole1 b. 1 Feb 1986
- [S37] BP2003 volume 2, page 1808. See link for full details for this source. Hereinafter cited as. [S37]
Emily Hamilton Ward1 
- [S8] BP1999 volume 1, page 180. See link for full details for this source. Hereinafter cited as. [S8]
Maud Marion Ryder1
- [S37] BP2003 volume 2, page 1808. See link for full details for this source. Hereinafter cited as. [S37]