John (Jan) Bap. 1 Apr 1716 Jamaica, Long Island, Queens Co., New York, parents Joseph and Sara Hegeman. Wit Hendrick Hegeman, Adriaentse Hegeman, Jan Van Der Vliet, Geertie Van Der Vliet. The entry seems to indicate another child named Adriaentse was also bp this day with these parents.
In his mother Sarah's will dated 4 Oct 1770 there is reference to the children by John's first wife. 
30 August 1738 Jannetje Bergen
speculation that he may have been the Jan who m. Mary or Sarah (Remsen?) c. 1754.
9 Dec 1739 Sara parents Jan and Jannetje Hegeman, wits. Joseph and Sara Hegeman. Jamaica Book 4.