Family with parents
mother Parents JacobSlotboom EmmigjeDijkland	HendrikjeSlotboom 1826–1917
elder sister Family LammertDrost HendrikaDrost HendrikjeDrost ArrisDrost LambertusDrost ErrisjeDrost PeterRandewijk PeterRandewijk Hendrik JanRandewijk AdrianaRandewijk	JakobjeSlotboom 1857–1933
elder brother Family (none)	LambertusSlotboom 1862–1940
himself Family WilleminaAnbeek NNSlotboom HendrikaSlotboom ElsjeSlotboom HendrikSlotboom JannaSlotboom HendrikSlotboom JanSlotboom Jacoba PetronellaSlotboom MatheusSlotboom	JanSlotboom 1866–1961
Mother’s family with HendrikKok
step-father Parents HendrikKok AagjeWeijnders	HendrikKok 1822–1902
mother Parents JacobSlotboom EmmigjeDijkland	HendrikjeSlotboom 1826–1917
Family with WilleminaAnbeek
himself Parents HendrikjeSlotboom step-father HendrikKok	JanSlotboom 1866–1961
wife Parents (unknown)	WilleminaAnbeek 1869–1949
daughter Family (none)	NNSlotboom 1887–1887
daughter Family Evert JanHardeman NNHardeman Barendvan de Vendel NNvan de Vendel Private NNvan de Vendel	HendrikaSlotboom