| Father | Benjamin William Sheridan Cabell General (1793 - 1862) |
| Mother | Sarah Epes Doswell (1802 - 1874) |
| Sibling | Pocahontas Rebecca Cabell (1819 - 1859) |
| Sibling | John Roy Cabell M. D. (1823 - 1897) |
| Sibling | Virginia Josephine Cabell (1825 - 1832) |
| Sibling | William Lewis Cabell General CSA (1827 - 1911) |
| Sibling | Algernon Sidney Cabell (1832 - 1898) |
| Sibling | George Craighead Cabell (1836 - 1906) |
| Sibling | Sarah Epes Cabell (1838 - 1881) |
| Sibling | Joseph Robert Cabell Col. (1840 - 1864) |
| Sibling | Benjamin Edward Cabell Lt. (1842 - 1862) |