John was born on 20 Feb 1712 in The Grove, Prince George's County, Maryland, USA, the son of Mareen Duvall and Elizabeth Jacob.
He died in 1791 in Collington, Prince County, Maryland, USA.
His wife was Anne Fowler, who he married in 1737 in Maryland, USA. Their seven known children were Jacob (?-?), Elizabeth (?-?), Marsh Mareen (?-?), Susannah (?-?), John (?-?), Anne (?-?) and Mary (?-?).
|Birth||20 FEB 1712||