Thomas Eggins was born 8 February 1842 in Dungog, New South Wales, Australia to Herbert Eggins (1816-1875) and Caroline Unicomb (1821-1899) and died 29 July 1920 Alstonville, New South Wales, Australia of unspecified causes. He married Lydia Starr (1850-1925) 24 December 1869 in Woodford Island, New South Wales, Australia.
Children
| Name | Birth | Death | Joined with |
| Laura Jane Eggins (1871-?) | |||
| Charles Harlan Eggins (1872-1948) | |||
| Amy Starr Eggins (1874-1878) | |||
| David Wesley Eggins (1876-1914) | |||
| Lydia Ann Eggins (1878-1880) | |||
| Edmund Oswald T Eggins (1881-1956) | |||
| Esther Annie Eggins (1883-1972) | |||
| Searle Victor Eggins (1885-c1964) | |||
| Hedley Garnet Eggins (1887-1961) | |||
| Ida Effie Eggins (1889-1954) | |||
| Reginald Clive Eggins (1892-1989) | |||
| Ubert Carol Eggins (1897-1979) | |||