| Father | Henry Elliott Benbrook Sr (1812 - 1872) |
| Mother | Elizabeth B. Traylor (1824 - 1868) |
| Sibling | Mariah Jane Benbrook (1846 - 1906) |
| Sibling | Ewing M. "Uen" Benbrook (1848 - 1925) |
| Sibling | Armitta Angline Benbrook (1849 - 1914) |
| Sibling | Washington Benbrook (1852 - 1876) |
| Sibling | Serena Vernetta "Rena" Benbrook (1854 - 1946) |
| Sibling | John Benbrook (1857 - 1876) |
| Sibling | Charlotte T. "Lottie" Benbrook (1859 - 1939) |
| Sibling | Perry Benbrook (1860 - 1922) |
| Sibling | Nancy Benbrook (1862 - 1872) |
| Sibling | Henry Elliott Benbrook Jr (1865 - 1949) |