John McLean Duncan was born on 5 Nov 1898 in Balmain Sth, NSW; died on 20 Oct 1957 in Rozelle, NSW.
John married Mary Isabel Flood on 27 Apr 1918 in Balmain, NSW. Mary was born on 16 Jan 1901 in Petersham, NSW; died on 11 Jan 1945 in Auburn, NSW. [Group Sheet] [Family Chart]