On 23 Jun 1768 when Phineas was 28, he first married
Lydia Munroe (55139) , daughter of
William Munroe (39409) (6 Jan 1699/1700-10 Jul 1778) &
Rebecca Locke (11 Nov 1711-19 Nov 1798), in Lexington, MA.
81 Born on 21 Feb 1744 in Lexington, MA.232 Lydia died in Pepperell, MA, on 16 Oct 1781; she was 37.