| Father | Rudolph "Rudy" Hammack (1772 - 1849) |
| Mother | Mariah Catherine Delong (1787 - 1870) |
| Sibling | John W. Hammack (1810 - ) |
| Sibling | Elizabeth Martha Hammack (1813 - 1890) |
| Sibling | Jacob Hammack (1815 - 1882) |
| Sibling | Samuel Hammock (1816 - 1888) |
| Sibling | Joseph Leroy Hammack (1818 - 1908) |
| Sibling | Daniel Nathaniel Hammack (1820 - 1895) |
| Sibling | Catherine J. Hammack (1821 - ) |
| Sibling | Oratio Hammack (1823 - ) |
| Sibling | Martha Adaline Hammock (1825 - 1859) |
| Sibling | Abraham Hammack (1827 - ) |
| Sibling | Sarah Hammack (1828 - ) |
| Sibling | Cornelius B. Hammack (1830 - 1877) |
| Sibling | Nancy Hammack (1832 - ) |