First Generation
I-1George Jackson Mawson
 He married Lilian Annand
 Children
 II-1Lynette Glory Mawson, Born 20 Nov 1924, Died UNKNOWN
 II-2Gene Diana Mawson, Born 7 Mar 1926, Died UNKNOWN
 II-3Patricia Mae Mawson, Born 22 Jan 1929
 
 
Second Generation
II-1Lynette Glory Mawson
 She married Donald Charles Stewart
 Children
 III-1Timothy John Stewart, Born 25 Nov 1954
 III-2Susan Stewart, Born 28 Nov 1956
 III-3Scott Donald Stewart, Born 23 Jan 1962, Died 2 Feb 1962
 III-4Cathie Jo Stewart, Born 25 Mar 1972
 
 
II-2Gene Diana Mawson
 She married Unknown Lucas
 Children
 III-5Peter Lucas, Born 1 Oct 1947
 III-6John Lucas, Born 1 Oct 1947
 
 
II-3Patricia Mae Mawson
 She married Bernard Katz
 Children
 III-7Louise Cecilia Katz, Born 16 May 1959
 III-8Simon Mawson Katz, Born 21 May 1961