Margaret Mary Clarke1
Her married name became Oldham.1
Children of Margaret Mary Clarke and John Egerton Oldham
- John Christopher Clarke Oldham2 b. 10 Feb 1934
- Patricia Anne Oldham2 b. 14 Jun 1950
Arthur Egerton Oldham1
Child of Arthur Egerton Oldham
John Egerton Oldham1
He graduated with a Bachelor ofLaw (LL.B.)1 He was with Australian External Affairs Department at the Australian High Commission to Pakistan.1
Children of John Egerton Oldham and Margaret Mary Clarke
- John Christopher Clarke Oldham2 b. 10 Feb 1934
- Patricia Anne Oldham2 b. 14 Jun 1950
John Christopher Clarke Oldham1
Patricia Anne Oldham1
Patricia Kathleen Clarke1
From 21 December 1939, her married name became O’Burne.
Patrick Augustus O’Bryne1
Child of Patrick Augustus O’Bryne
- S/Ldr. Raymond Vincent O’Burne2 d. 1973
S/Ldr. Raymond Vincent O’Burne1 
He gained the rank of Squadron Leader in the Royal Australian Air Force.1 He held the office of Justice of the Peace (J.P.) [Tasmania]1 He lived at Launceston, Tasmania, AustraliaG.1
Valerie Janet Cotton Clarke1 
From 20 August 1946, her married name became Southey.
Children of Valerie Janet Cotton Clarke and Sir Robert John Southey
- Robert Clarke Allen Southey3 b. 4 Feb 1948
- Guy Francis Southey3 b. 7 Sep 1950
- Jonathan Edward Southey+3 b. 20 Dec 1951
- William Blaise Southey3 b. 23 Feb 1957
- Patrick Richard Christian Southey3 b. 30 Dec 1963
Sir Robert John Southey1 
He was appointed Companion, Order of St. Michael and St. George (C.M.G.)1 He was appointed Officer, Order of Australia (A.O.)1 He gained the rank of Captain in the Coldstream Guards.3 He lived at Mount Martha, Victoria, AustraliaG.1
Children of Sir Robert John Southey and Valerie Janet Cotton Clarke
- Robert Clarke Allen Southey3 b. 4 Feb 1948
- Guy Francis Southey3 b. 7 Sep 1950
- Jonathan Edward Southey+3 b. 20 Dec 1951
- William Blaise Southey3 b. 23 Feb 1957
- Patrick Richard Christian Southey3 b. 30 Dec 1963
