Charles Bryan Cooke1 
He graduated from Oxford University, Oxford, Oxfordshire, EnglandG, with a Master of Arts (M.A.)1
Child of Charles Bryan Cooke and Vajira Wijesinghe Kannangara
- Arjuna Bryan Cooke+2 b. 27 Sep 1953
Vajira Wijesinghe Kannangara1
She lived at Sri LankaG.1 From 3 July 1952, her married name became Cooke.
Child of Vajira Wijesinghe Kannangara and Charles Bryan Cooke
- Arjuna Bryan Cooke+2 b. 27 Sep 1953
Arjuna Bryan Cooke1
He graduated from Sri LankaG with a Bachelor of Science (B.Sc.) (Engineering.)1 He was registered as a Associate Member, Institution of Electrical Engineering (A.M.I.E.E.)1 He lived in 2003 at 21/9 Polhengoda Gardens, Colombo, Sri LankaG.1
Child of Arjuna Bryan Cooke and Ramyamala Dhana Lakshmie Gunawardane
- Uppalawanna Manju Edith Cooke3 b. 31 Oct 1992
- [S37] BP2003 volume 1, page 885. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S3635] Arjuna Cooke, “re: Cooke Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 February 2009. Hereinafter cited as “re: Cooke Family.”
Ramyamala Dhana Lakshmie Gunawardane1
From 1990, her married name became Cooke.
Child of Ramyamala Dhana Lakshmie Gunawardane and Arjuna Bryan Cooke
- Uppalawanna Manju Edith Cooke2 b. 31 Oct 1992
- [S37] BP2003 volume 1, page 885. See link for full details for this source. Hereinafter cited as. [S37]
- [S3635] Arjuna Cooke, “re: Cooke Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 24 February 2009. Hereinafter cited as “re: Cooke Family.”
Sheila Beatrice Cooke1
From 1943, her married name became Nelson.
Children of Sheila Beatrice Cooke and Captain J. A. Nelson
- James Darwin Nelson2 b. 26 Jun 1946
- Lance Edward Nelson2 b. 8 Sep 1947
- Richard Crosby Nelson+2 b. 22 Dec 1949
Captain J. A. Nelson1 
He gained the rank of Captain in the Medical Corps, U.S. Army.1
Children of Captain J. A. Nelson and Sheila Beatrice Cooke
- James Darwin Nelson2 b. 26 Jun 1946
- Lance Edward Nelson2 b. 8 Sep 1947
- Richard Crosby Nelson+2 b. 22 Dec 1949
James Darwin Nelson1
Lance Edward Nelson1
Richard Crosby Nelson1
Children of Richard Crosby Nelson and Nancy Mack
- Dael Byrony Nelson2 b. 1978
- Colin Douglas Nelson2 b. 1981
Nancy Mack1
From 1973, her married name became Nelson.
Children of Nancy Mack and Richard Crosby Nelson
- Dael Byrony Nelson2 b. 1978
- Colin Douglas Nelson2 b. 1981