I understand that JJG was married three times:
1. Grace Page m.24 Jul 1909 - did he have any children to this marriage?
2. Mabel Marion Brooks m.24 Jul 1939 - I understand he had no children to this marriage
3. Doreen Lillian Davidson aka Doris and Dori m.4 Feb 1943 Launceston, TAS and had three children:
a. John George b.c. 1944 Launceston, TAS d.c. 1997 Launceston, TAS
b. GNG and KG (twins)