Georgina Hermione Owen1
She graduated from Bristol University, Bristol, England, with a Bachelor of Arts (B.A.)1 She graduated from Courtauld Institute of Art, The Strand, London, EnglandG, with a Master of Arts (M.A.)1 From 2 March 2002, her married name became Sumner.
Children of Georgina Hermione Owen and Richard Craig M. Sumner
- Archie James Oliver Sumner3 b. 11 Jul 2002
- Florence Rose Sumner3 b. 16 Jan 2004
- Benjamin William Sumner3 b. 23 Jul 2008
- Elsie Hermione Sumner3 b. 28 Jul 2009
- [S37] BP2003 volume 3, page 3490. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S8591] Florence Sumner, “re: Sumner Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 1 August 2018. Hereinafter cited as “re: Sumner Family.”
Richard Craig M. Sumner1
Children of Richard Craig M. Sumner and Georgina Hermione Owen
- Archie James Oliver Sumner3 b. 11 Jul 2002
- Florence Rose Sumner3 b. 16 Jan 2004
- Benjamin William Sumner3 b. 23 Jul 2008
- Elsie Hermione Sumner3 b. 28 Jul 2009
- [S37] BP2003 volume 3, page 3490. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S8591] Florence Sumner, “re: Sumner Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 1 August 2018. Hereinafter cited as “re: Sumner Family.”
Commander St. Andrew Oliver St. John1 
He fought in the Boxer Rebellion in 1900.1 He gained the rank of Commander in the Royal Navy.1 He fought in the First World War between 1914 and 1919, where he was mentioned in despatches.1 He was awarded the Croix de Guerre.1 He was awarded the Distinguished Service Order (D.S.O.) in 1919.1 He gained the rank of Reserve Naval Officer.1 He fought in the Second World War between 1940 and 1944.1
D. L. Carmichael1
Child of D. L. Carmichael
- [S37] BP2003 volume 3, page 3490. See link for full details for this source. Hereinafter cited as. [S37]
K. N. Maudsley1
Child of K. N. Maudsley
- [S37] BP2003 volume 3, page 3490. See link for full details for this source. Hereinafter cited as. [S37]
John Richard St. John1 
He was educated at Wellington College, Berkshire, England.1 He gained the rank of Captain in the Royal Marines.1
Children of John Richard St. John and Helen Coleman
- Lucinda Jill St. John+2 b. 19 Mar 1944
- Tudor Richard St. John2 b. 7 Aug 1946
Children of John Richard St. John and Diana Elwell Sinnott
- Clare Sylvia St. John2 b. 21 Jul 1955
- Katharine Elinor Margaret St. John2 b. 2 Oct 1957
Helen Coleman1
From 1943, her married name became St. John.
Children of Helen Coleman and John Richard St. John
- Lucinda Jill St. John+2 b. 19 Mar 1944
- Tudor Richard St. John2 b. 7 Aug 1946
Tudor Richard St. John1