On 28 May 1772 when Mercy was 41, she first married
Abner Lowden (34628) , son of
Richard Lowden (27 Aug 1689-15 Jun 1777) &
Elizabeth Ford (16521) (3 Mar 1694-), in Duxbury, MA.
Born on 4 Jun 1728 in Duxbury, MA. Abner died in Pembroke, MA, on 2 Jan 1776; he was 47.395 Buried in Center Cemetery, Pembroke.