| Father | William Farnsworth (1766 - 1845) |
| Mother | Deborah Rogers (1767 - 1842) |
| Sibling | Oren Rogers Farnsworth (1791 - 1848) |
| Sibling | Tirzah Farnsworth (1793 - 1853) |
| Sibling | Calvin Farnsworth (1794 - 1860) |
| Sibling | Sophia Cooley Farnsworth (1796 - 1869) |
| Sibling | Marshall Look Farnsworth (1798 - 1838) |
| Sibling | James Ingalls Farnsworth (1800 - 1832) |
| Sibling | Charles Farnsworth (1802 - 1851) |
| Sibling | William W. Farnsworth (1804 - ) |
| Sibling | Deborah Farnsworth (1806 - 1860) |
| Sibling | Thomas Swift Farnsworth (1810 - 1845) |
| Sibling | Sarah "Sally" Maria Farnsworth (1813 - ) |