On 17 Dec 1771 when Samuel was 21, he married Mary Turner (43022) , daughter of Hawkins Turner (23192) (27 Aug 1704-bef Feb 1771) & Lucy Starr (28529) (28 Jul 1707-16 Mar 1809), in Groton, CT. Born on 3 Nov 1750. Mary died in Ledyard, CT, on 19 May 1787; she was 36.

Samuel and Mary were first cousins. Their mothers were sisters.