| Father | Bartholomew Thatcher ( - 1771) |
| Mother | Elizabeth Taylor (1684 - 1771) |
| Sibling | Amos L Thatcher (1704 - 1798) |
| Sibling | Jonas Thatcher (1721 - 1808) |
| Sibling | Elizabeth Thatcher (1727 - 1789) |
| Sibling | James Thatcher (1719 - 1799) |
| Sibling | William Thatcher (1716 - 1803) |
| Sibling | John Thatcher (1713 - 1749) |
| Sibling | Samuel Thatcher (1727 - 1802) |
| Sibling | Jeremiah Thatcher (1711 - 1790) |
| Sibling | Jacob Thatcher (1709 - ) |
| Sibling | Margaret Thatcher (1707 - 1708) |
| Sibling | Joseph Thatcher I (1705 - 1749) |
| Sibling | Thomas Thatcher (1730 - 1789) |
| Sibling | Richard Thatcher (1702 - 1781) |
| Sibling | Isaac Thatcher (1696 - 1702) |