On 10 Feb 1757 Gideon first married
Mary Reed (56521) , daughter of
William Read (42771) (9 Sep 1699-1782) &
Sarah Smith, in Newport, RI.
Born ca 1733. Mary died in Newport, RI on 9 Oct 1760.
Children of Gideon and Mary (Reed) Sisson, born at Newport:
i. Gideon Sisson, b. 21 Dec 1757, d. 17 Sep 1759 ; and
ii. Mary Sisson, b. ca. 1760, d. 16 Sep 1764 at Newport.