On 15 Mar 1753 when Mary was 35, she married
Josiah Pierce (40612) , son of
Josiah Pierce (20972) (Jun 1691-ca 1760) &
Hannah Thompson (24010) (28 Jan 1691/2-), in Roxbury, MA.
Born on 30 Mar 1720 in Woburn, MA.124 Josiah died in Baldwin, Hancock County, Maine, on 18 Aug 1799; he was 79. Marriage intention published on 15 Aug 1752.