Phyllis Marrion Offley Irwin 
From 16 March 1922, her married name became Somerset.1
Children of Phyllis Marrion Offley Irwin and Hon. Nigel FitzRoy Somerset
- Susan Mary Somerset+ b. 19 Feb 1923, d. 6 Jan 1996
- David Henry FitzRoy Somerset+ b. 19 Jun 1930, d. 25 Oct 2014
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Dr. Henry Offley Irwin 
Child of Dr. Henry Offley Irwin
- Phyllis Marrion Offley Irwin+ d. 25 Jun 1979
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
David Henry FitzRoy Somerset 
He was educated at Wellington College, Crowthorne, Berkshire, EnglandG.1 He graduated from Peterhouse College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1952 with a Bachelor of Arts (B.A.)1 He graduated from Peterhouse College, Cambridge University, Cambridge, Cambridgeshire, EnglandG, in 1956 with a Master of Arts (M.A.)1 He was a chief cashier of the Bank of England between 1980 and 1988.1 He was a financial advisor and fellow between 1988 and 1997 at Peterhouse College, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He was an emeritus fellow at Peterhouse College, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He lived at White Wickets, Boar’s Head, Sussex, England.1
Children of David Henry FitzRoy Somerset and Ruth Ivy Wildbur
- Louise Charlotte Somerset+ b. 28 Aug 1956
- Henry Robert Fitzroy Somerset+ b. 13 Feb 1961
Ruth Ivy Wildbur
From 16 April 1955, her married name became Somerset.1
Children of Ruth Ivy Wildbur and David Henry FitzRoy Somerset
- Louise Charlotte Somerset+ b. 28 Aug 1956
- Henry Robert Fitzroy Somerset+ b. 13 Feb 1961
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Wilfred Robert Wildbur
Child of Wilfred Robert Wildbur
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Louise Charlotte Somerset
She was educated at Girton College, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 From 1981, her married name became Beach.1 She lived at Coppice Cottage, Ashton-under-Hill, Worcestershire, England.1
Children of Louise Charlotte Somerset and John Roberts Beach
- Georgiana Emily Estelle Beach1 b. 10 Jul 1989
- Charles Thomas FitzRoy Beach1 b. 6 Jan 1993
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Henry Robert Fitzroy Somerset
He was educated at Wellington College, Crowthorne, Berkshire, EnglandG.1 He was educated at Trinity Hall, Cambridge University, Cambridge, Cambridgeshire, EnglandG.1 He lived at Paul’s Farm, Leigh, Kent, England.1
Children of Henry Robert Fitzroy Somerset and Jane Laird Gordon
- Alice Caroline Laird Somerset1 b. 23 Oct 1993
- Claire Sophie Westwood Somerset1 b. 23 Aug 1995
- George Henry FitzRoy Somerset1 b. 21 Jan 1999, d. 20 Jul 2019
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Susan Mary Somerset 
From 29 October 1953, her married name became Dean.1
Children of Susan Mary Somerset and Patrick William Mackenzie Dean
- James Fitzroy Dean b. 4 Aug 1954
- Julia Mary Mackenzie Dean+ b. 25 Nov 1956
- Veronica Jane Somerset Dean b. 12 Sep 1958
- Rosemary Elizabeth Dean1 b. 3 Jan 1964
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Patrick William Mackenzie Dean 
Children of Patrick William Mackenzie Dean and Susan Mary Somerset
- James Fitzroy Dean b. 4 Aug 1954
- Julia Mary Mackenzie Dean+ b. 25 Nov 1956
- Veronica Jane Somerset Dean b. 12 Sep 1958
- Rosemary Elizabeth Dean1 b. 3 Jan 1964
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]
Richard Ellis Dean 
Child of Richard Ellis Dean
- Patrick William Mackenzie Dean+ d. 10 Jul 1995
- [S37] BP2003 volume 3, page 3254. See link for full details for this source. Hereinafter cited as. [S37]