Changed his name from Louis Sefton Cohen to Sefton Cullen in 1921. London Gazette, 4 October 1921, p 7830
'Cullen, Sefton Louis (1883–1975)', People Australia, National Centre of Biography, Australian National University, https://peopleaustralia.anu.edu.au/biography/cullen-sefton-louis-21481/text31770, accessed 8 October 2024.
3 August,
1883
Darlinghurst, Sydney,
New South Wales,
Australia
6 May,
1975
(aged 91)
Sydney,
New South Wales,
Australia
Includes the religion in which subjects were raised, have chosen themselves, attendance at religious schools and/or religious funeral rites; Atheism and Agnosticism have been included.