Biography
Thomas Leffingwell was born 2 February 1704 in Norwich, New London County, Connecticut, United States to Thomas Leffingwell (1674-1733) and Lydia Tracy (1677-1757) and died 28 September 1793 Norwich, New London County, Connecticut, United States of unspecified causes. He married Elizabeth Lord (1708-1763) 23 January 1728 in Norwich, New London County, Connecticut, United States.
Children
| Name | Birth | Death | Joined with |
| Elizabeth Leffingwell (1730-1801) | |||
| Thomas Leffingwell (1732-1814) | |||
| Andrew Leffingwell (1734-1782) | |||
| Martin Leffingwell (1738-1781) | |||
| Lydia Leffingwell (1744-1823) | |||
| Oliver Leffingwell (1751-1771) | |||
Footnotes (including sources)
| ‡ General |
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