Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | Ireneus Polycarp EFIRD (1834 - 1902) |
| Mother | Mary Catherine TREECE (1838 - 1921) |
| Sibling | James William Franklin EFIRD (1848 - 1940) |
| Sibling | John Solomon EFIRD (1857 - ) |
| Sibling | Paul Joshua Cornelius EFIRD (1860 - 1942) |
| Sibling | Eliza Lavinia Emarelda EFIRD (1862 - 1937) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Adam Alfred EFIRD (1876 - ) |
| Sibling | Living |
| Sibling | Arthur Lee EFIRD (1881 - ) |
| Sibling | Living |
| Sibling | Killian Polycarp EFIRD (1883 - ) |