Family with parents
father Parents JanHolthuis	ReinertHolthuis 1660–1735
mother Parents JanJungering	DörtchenJÜngering 1660–1739
elder sister Family (none)	JannaHolthuis 1690–1732
elder brother Family (none)	JanHolthuis 1694–1778
himself Family HermtjenSmit ReindertGeugies EnneGeugies ReindertGeugies AnneGeugies AleGeugjens	Dirk“Geugjes” Holthuis 1697–1776
twin sister Family (none)	AaleHolthuis 1697–1778
younger sister Family (none)	FenneHolthuis 1698–1770
younger brother Family (none)	BerendHolthuis 1700–1743
younger sibling Family (none)	NNHolthuis 1701–1704
Family with HermtjenSmit
himself Parents ReinertHolthuis DörtchenJÜngering	Dirk“Geugjes” Holthuis 1697–1776
wife Parents BerendSmit	HermtjenSmit 1720–1796
son Family (none)	ReindertGeugies 1747–1748
daughter Family (none)	EnneGeugies 1749–1749
son Family (none)	ReindertGeugies