| Father | Sims Blackman (1813 - 1889) |
| Mother | Charlotte Ann WATERMAN (1817 - 1854) |
| Sibling | Mary Blackman Waterman (1832 - 1843) |
| Sibling | Ann Blackman Waterman (1835 - 1895) |
| Sibling | Charlotte Waterman Blackman (1838 - 1912) |
| Sibling | Mary Anne Blackman (1840 - 1915) |
| Sibling | Fanny BLACKMAN (1842 - 1925) |
| Sibling | Sarah Jane BLACKMAN (1844 - ) |
| Sibling | Sims Edward BLACKMAN twin (1846 - 1900) |
| Sibling | Caroline BLACKMAN twin (1846 - 1917) |
| Sibling | John Waterman BLACKMAN (1848 - 1914) |
| Sibling | Edmund Blackman (1850 - ) |
| Sibling | Harriett Blackman (1851 - ) |