Children |
| 1. Thomas Leffingwell, Jr., b. 29 Jul 1732, Norwich, New London, Connecticut d. 8 Dec 1814, Norwich, New London, Connecticut (Age 82 years) |
| 2. Andrew Leffingwell, b. 30 Jun 1734, Norwich, New London, Connecticut d. 12 Aug 1782, Norwich, New London, Connecticut (Age 48 years) |
| 3. Martin Leffingwell, b. 13 Nov 1738, Norwich, New London, Connecticut d. 6 Apr 1781, Norwich, New London, Connecticut (Age 42 years) |
| 4. Lydia Leffingwell, b. 9 Jun 1744, Norwich, New London, Connecticut d. 23 May 1825, Norwich, New London, Connecticut (Age 80 years) |
| 5. Oliver Leffingwell, b. 6 Jul 1751, Norwich, New London, Connecticut d. 5 Oct 1771, Norwich, New London, Connecticut (Age 20 years) |
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