| Father | Joseph Wycoff Sidders (1846 - 1913) |
| Mother | Blanche Nevarrah Laird (1843 - 1924) |
| Sibling | Harry Elsworth Sidders (1865 - 1948) |
| Sibling | C. Wesley Sidders (1867 - 1867) |
| Sibling | Minnie Lyle Sidders (1867 - 1885) |
| Sibling | Samuel Martin Sidders (1868 - 1955) |
| Sibling | Sarah Adalia "Sadie" Sidders (1871 - 1943) |
| Sibling | William Lewis Sidders (1873 - 1948) |
| Sibling | Katherine Alena "Kate" Sidders (1875 - 1959) |
| Sibling | Charretta May "Chat" Sidders (1878 - 1959) |
| Sibling | Frank James Manley Sidders (1883 - 1954) |
| Sibling | Laird Cordell Sidders (1885 - 1932) |
| Sibling | Delbert L Siddars (1886 - ) |