On 4 Mar 1724 when Isaac was 43, he third married
Thankful Smith (26813) , daughter of
Samuel Smith (10727) (29 Jan 1663-1 Sep 1723) &
Joanna McClaflin (6 Aug 1669-11 Jun 1742), in Northampton, Hampshire County, Massachusetts.
Born on 13 May 1692 in Suffield, CT. Thankful died on 26 Apr 1728; she was 35.
Thankful, widow fo Jedediah Winchell.