On 30 Jan 1754 when Thaddeus was 32, he first married
Zerviah Hinckley, daughter of
Samuel Hinckley (4 Mar 1705/6-9 Nov 1763) &
Zerviah Breed (27 Aug 1706-14 Jun 1731), in Stonington, CT.
Born on 11 Apr 1731 in Stonington, CT. At the age of 6, Zerviah was baptized in Stonington, CT, on 20 Nov 1737.