In Feb 1796 Warren first married
Mary Alcott (63967) , daughter of
Daniel Alcott (58874) (25 Mar 1738-24 Nov 1805) &
Elizabeth Dutton (25 Jul 1737-aft 1817), in Malta, Saratoga County, New York.
Born ca 1775. Mary died in Malta, Saratoga County, New York on 3 Jun 1803.562 Buried in Malta Ridge West Cemetery, Ballston.
Mary died age 28.562