• Born: 25 Sep 1736, Sutton MA
• Marriage (1): Mary Hayden on 29 Jan 1761 in Hopkinton MA

Malachi married Mary Hayden on 29 Jan 1761 in Hopkinton MA. (Mary Hayden was born on 17 Mar 1741 in Hopkinton MA and died on 27 Jun 1782 in Sutton Middlesex MA.)