David Demarest was born circa August 1669 at New York City, New York County, New York. He was baptized on 18 August 1669 at Dutch Reformed Church, New York City, New York County, New York. He was the son of
Jean Demarest and
Jacomina De Ruine. David Demarest married
Antie Slot, daughter of
Peter Jansen Slot and
Marretie Jacobse Van Winkle, circa 1690 at Bergen County, New Jersey. David Demarest married
Antie Slot, daughter of
Peter Jansen Slot and
Marretie Jacobse Van Winkle, circa 1695 at French Church, Kinderkamack, Bergen County, New Jersey. David Demarest and
Antie Slot joined the Dutch Reformed Church, Hackensack, Bergen County, NJ by letter fro Kinderkamack at Dutch Reformed Church, Hackensack, Bergen County, New Jersey, 5 April 1696. David Demarest died before 7 September 1706 at Hackensack, Bergen County, New Jersey.