| Father | William "Billy" Gentry (1803 - 1892) |
| Mother | Mary "Polly" Greer (1808 - 1898) |
| Sibling | Andrew "Andy" Gentry (1830 - 1862) |
| Sibling | Joseph Calloway Gentry (1832 - ) |
| Sibling | Frances A. Gentry (1833 - 1889) |
| Sibling | Benjamin J. Gentry (1834 - 1919) |
| Sibling | William Peter "Pee" Gentry (1836 - 1916) |
| Sibling | Robert T. Gentry (1838 - 1862) |
| Sibling | Nancy Jane Gentry (1840 - 1912) |
| Sibling | Jesse Gentry (1842 - 1863) |
| Sibling | Hannah Charlotte Gentry (1844 - 1920) |
| Sibling | Rhoda Elvira Gentry (1846 - 1929) |
| Sibling | John H. Gentry (1848 - 1914) |
| Sibling | Isham L. "Isom" Gentry (1850 - 1925) |
| Sibling | General George Washington "G. W." Gentry (1852 - 1938) |