Family with parents
father Parents JanBonkink ArentjeBonckinck	JanBonkink 1711–1786
mother Parents Janten Boerman ArentjenMullers	Grietjenten Boerman 1722–1786
elder brother Family (none)	Garrit JanBonkink 1745–1823
elder brother Family (none)	JannesBonkink