| Father | Judge Frederick WICKHAM (1812 - 1901) |
| Mother | Lucy Bancroft PRESTON (1814 - 1897) |
| Sibling | Honorable Charles Preston WICKHAM (1836 - 1925) |
| Sibling | Captain William S WICKHAM (1840 - 1911) |
| Sibling | Lieutenant Frederick C WICKHAM (1842 - ) |
| Sibling | John Thomas WICKHAM (1842 - ) |
| Sibling | Mary E WICKHAM (1845 - ) |
| Sibling | Sarah L WICKHAM (1846 - ) |
| Sibling | Lucy P WICKHAM (1848 - ) |
| Sibling | Albert L WICKHAM (1850 - ) |
| Sibling | Caroline Lovewell "Carrie" WICKHAM (1852 - ) |
| Sibling | Emma W WICKHAM (1854 - ) |
| Sibling | Jessie F WICKHAM (1856 - ) |
| Sibling | Frank D WICKHAM (1860 - ) |