On 24 Jan 1784 when Helmich was 22, he married
Marritje Post (54756) , daughter of
Adriaen A. Post (38519) (2 Dec 1730-11 Jan 1806) &
Geertje Vreeland (14 Feb 1733-15 Mar 1820), in Slotterdam, NJ.
Born on 12 Aug 1759 in Slotterdam, NJ. Marritje died on 13 Apr 1821; she was 61.