Richard Sandford Egerton-Warburton1 
He gained the rank of Lieutenant in the Australian Imperial Forces, Reserve of Officers.1
Children of Richard Sandford Egerton-Warburton and Emily Meredith Moulden
- Peter Bayfield Egerton-Warburton+2 b. 1909, d. 31 Dec 1997
- Edward Howard Egerton-Warburton+2 b. 1910, d. c 26 Feb 1974
- Meredith Egerton-Warburton+2 b. 1913
- William Arnold Egerton-Warburton+2 b. 1918, d. 1976
- Alice Elizabeth Grey Egerton-Warburton+2 b. 1924
Bayfield Moulden1
Child of Bayfield Moulden
- Emily Meredith Moulden+2 d. 1965
Emily Meredith Moulden1 
From 1908, her married name became Egerton-Warburton.
Children of Emily Meredith Moulden and Richard Sandford Egerton-Warburton
- Peter Bayfield Egerton-Warburton+2 b. 1909, d. 31 Dec 1997
- Edward Howard Egerton-Warburton+2 b. 1910, d. c 26 Feb 1974
- Meredith Egerton-Warburton+2 b. 1913
- William Arnold Egerton-Warburton+2 b. 1918, d. 1976
- Alice Elizabeth Grey Egerton-Warburton+2 b. 1924
Peter Bayfield Egerton-Warburton1 
Second World War.1
Children of Peter Bayfield Egerton-Warburton and Roma Ballands Hosking Becker
- Elizabeth Louise Egerton-Warburton+2 b. 1938
- Richard Francis Egerton-Warburton+2 b. 1940
Frank Becker1
Child of Frank Becker
- Roma Ballands Hosking Becker+2 d. 11 Apr 1997
Roma Ballands Hosking Becker1 
From 1937, her married name became Egerton-Warburton.
Children of Roma Ballands Hosking Becker and Peter Bayfield Egerton-Warburton
- Elizabeth Louise Egerton-Warburton+2 b. 1938
- Richard Francis Egerton-Warburton+2 b. 1940
Richard Francis Egerton-Warburton1
He was awarded the Officer, Order of Australia (A.O.)3 He was chairman of the Commonwealth Study Conference.3 He lived in 2003 at 17A Macquarie Road, Pymble, New South Wales, AustraliaG.1 He was appointed Lieutenant, Royal Victorian Order (L.V.O.) in 2011.3
Children of Richard Francis Egerton-Warburton and Susan Elizabeth Chandler
- Bayfield James Egerton-Warburton+2 b. 1 Aug 1970
- Matthew Robert Egerton-Warburton+2 b. 19 Sep 1973
Susan Elizabeth Chandler1
She lived at Perth, Western Australia, AustraliaG.1 From 1966, her married name became Egerton-Warburton.
Children of Susan Elizabeth Chandler and Richard Francis Egerton-Warburton
- Bayfield James Egerton-Warburton+2 b. 1 Aug 1970
- Matthew Robert Egerton-Warburton+2 b. 19 Sep 1973
Bayfield James Egerton-Warburton1
Children of Bayfield James Egerton-Warburton and Emma Louise Bradshaw
- Benjamin Connor Egerton-Warburton3 b. 6 Mar 2001
- Thomas Henry Egerton-Warburton3 b. 26 Sep 2002
- Jeremy Luke Egerton-Warburton3 b. 2 Jun 2004
- Samuel Max Egerton-Warburton3 b. 20 Feb 2007
- [S37] BP2003 volume 2, page 1675. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S344] Burke’s Peerage and Gentry, online http://www.burkespeerage.com. Hereinafter cited as Burke’s Peerage and Gentry.