On 26 May 1765 when Jan Hindriks was 30, he married
Jantijn Hindriks Lefferts, daughter of
Hindrik Lefferts (1 Jan 1712-Apr 1785) &
Fenne Jans Luickens (ca 1715-), in Onstwedde, Groningen.
Born ca Jan 1744 in Vlagtwedde, Groningen. Jantijn Hindriks was baptized in Vlagtwedde, Groningen, on 12 Jan 1744.