Samuel John Dunsdon was born 1881 in Queensland, Australia and died 1946 Queensland, Australia of unspecified causes. He married Ethel Grace Kemp (1880-1963) 1904 in Queensland.
Children
| Name | Birth | Death | Joined with |
| Dulcie Veronica Dunsdon (1911-1996) | 16 June 1911 Pittsworth, Queensland, Australia | 27 June 1996 Sydney, New South Wales, Australia | George James Hicks (1910-1978) |
| Inez May Dunsdon (1913) | 1913 Queensland, Australia | ||