Lt.-Cdr. Charles Anthony Williamson1
He was educated at Royal Naval College, Darmouth, Devon, England.1 He gained the rank of Lieutenant-Commander in the Royal Naval Reserve.1 He lived in 2003 at Whitehouse Farm, Crowfield, Suffolk, England.1
Children of Lt.-Cdr. Charles Anthony Williamson and Philippa Marie-Theresa Braithwaite
- Lucy Charlotte Williamson1 b. 18 Jun 1968
- Robert Jerrard Williamson1 b. 15 Sep 1969
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Philippa Marie-Theresa Braithwaite1
From 1 April 1967, her married name became Williamson.1
Children of Philippa Marie-Theresa Braithwaite and Lt.-Cdr. Charles Anthony Williamson
- Lucy Charlotte Williamson1 b. 18 Jun 1968
- Robert Jerrard Williamson1 b. 15 Sep 1969
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Lt.-Col. M. R. Braithwaite1
Child of Lt.-Col. M. R. Braithwaite
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Robert Jerrard Williamson1
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Lucy Charlotte Williamson1
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Timothy Jerrard Williamson1 
He was educated at Marlborough College, Marlborough, Wiltshire, England.1
Children of Timothy Jerrard Williamson and Christine Mark
- Rachel Williamson2 b. 1971
- Marcus Williamson1 b. 1974
Christine Mark1
From 16 April 1970, her married name became Williamson.1
Children of Christine Mark and Timothy Jerrard Williamson
- Rachel Williamson2 b. 1971
- Marcus Williamson1 b. 1974
Sir Robert Mark1
Child of Sir Robert Mark
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Marcus Williamson1
- [S37] BP2003 volume 3, page 3118. See link for full details for this source. Hereinafter cited as. [S37]
Rachel Williamson1
- [S37] BP2003 volume 3, page 3119. See link for full details for this source. Hereinafter cited as. [S37]
