| Father | John Dabney Gardner (1836 - 1921) |
| Mother | Julia Polk Lander (1844 - 1904) |
| Sibling | Gardiner (1881 - ) |
| Sibling | Walter Dabney Gardner (1871 - 1945) |
| Sibling | Anna Pearl Gardner (1876 - 1920) |
| Sibling | John Grace Gardner (1874 - ) |
| Sibling | Hugh Minor Gardner (1865 - 1934) |
| Sibling | Juliet Hortense Gardner (1879 - 1889) |
| Sibling | Carrie B Gardner (1881 - ) |
| Sibling | Forrest Gardner (1868 - 1868) |
| Sibling | William Tazwell Gardner (1884 - 1954) |
| Sibling | Robert Lander Hatch Gardner (1889 - 1889) |
| Sibling | Pompey S Gardner (1863 - 1931) |
| Sibling | Thomas Hatch Gardner (1862 - 1889) |