- 3 April 1901
Ballarat, Victoria, Australia
- 26 December 1960
Melbourne, Victoria, Australia
View the full biographical record by clicking on the Australian Dictionary of Biography link under References below.
- Egan, Bryan, 'Hayden, John Gerald (1901-1960)', in Australian Dictionary of Biography, online edition, Australian National University, 2006, http://www.adb.online.anu.edu.au/biogs/A140475b.htm. Details