| Father | James ST. CLAIR (1790 - 1844) |
| Mother | Livinia 'Luraner' PRATHER (1800 - 1841) |
| Sibling | George P. ST. CLAIR (1819 - 1846) |
| Sibling | Nancy P. ST. CLAIR (1823 - ) |
| Sibling | Thomas Ortho ST. CLAIR (1824 - 1865) |
| Sibling | Rebecca ST. CLAIR (1826 - 1848) |
| Sibling | Sarah P. ST. CLAIR (1827 - 1865) |
| Sibling | William ST. CLAIR (1827 - ) |
| Sibling | Walter ST. CLAIR twin (1829 - 1829) |
| Sibling | Chloe "Cloey" ST. CLAIR twin (1829 - 1843) |
| Sibling | Martha Luvinia ST. CLAIR (1831 - 1905) |
| Sibling | Mary Ellen ST. CLAIR (1833 - 1849) |
| Sibling | Matilda ST. CLAIR (1835 - 1876) |
| Sibling | James A. ST. CLAIR twin (1837 - 1879) |
| Sibling | John ST. CLAIR twin (1837 - ) |
| Sibling | son ST. CLAIR (1841 - 1841) |