Hiram Harold Cornelius Duck was born 10 July 1893 in Kendall, New South Wales, Australia to Henry Duck (1847-1914) and Betsy Gilbert (1855-1934) and died 25 September 1978 Frederickton, New South Wales, Australia of unspecified causes. He married Violet Everingham (1895-1985) 1 August 1913 in Kendall, New South Wales, Australia.
Children
| Name | Birth | Death | Joined with |
| Arthur Duck (1914-1969) | |||
| Doris Duck (1917-) | |||
| Ena Elizabeth Duck (1920-2010) | |||
| May Isabelle Duck (1922-) | 12 August 1922 | James Meade (bef1941) | |
| Una Isobelle Duck (1924-1976) | |||
| Rita Joyce Duck (1926-) | |||
| Leslie Ray Duck (1928-) | |||
| Wilfred John Duck (1933-) | |||
| Jean Nancy Duck (1940-) | |||
| Valerie June Duck (-c1939) | |||
Footnotes (including sources)
| ‡ General |
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