| Father | Alexander Allen POMEROY (1796 - 1846) |
| Mother | Hannah Eliza HOLCOMB ( - ) |
| Sibling | Alexander Luther POMEROY M.D. (1822 - 1919) |
| Sibling | Hannah Eliza POMEROY (1824 - 1893) |
| Sibling | Emily Melissa POMEROY (1826 - ) |
| Sibling | Joseph Morton "James" POMEROY (1830 - 1889) |
| Sibling | Charles Carroll POMEROY (1831 - 1923) |
| Sibling | John Ward POMEROY (1833 - 1929) |
| Sibling | Frederick Holcomb POMEROY (1836 - 1903) |
| Sibling | Eleanor Copp POMEROY (1839 - ) |
| Sibling | Clarissa Anne POMEROY (1843 - 1924) |
| Sibling | Nancy Lahella POMEROY UDALL (1844 - 1923) |