Family with parents
father Parents Gerrit JanSlotboom HendrikaHolst	JohannesSlotboom 1798–1870
mother Parents (unknown)	Jannigjevan Wijk 1805–1880
elder sister Family Johannesvan Zwol Johannesvan Zwol Johanna Hendrikavan Zwol HendrikusHulsebos	HendrikjeSlotboom 1826–1905
elder sister Family JohannisStam	JacobjeSlotboom 1828–1907
elder brother Family Agatha ApoloniaVerburg JohannesSlotboom CorneliaSlotboom JannigjeSlotboom MachielSlotboom Agatha AploniaSlotboom Lamberta MariaSlotboom	Jan KarelSlotboom 1832–1877
elder sister Family (none)	HendrikcaSlotboom 1834–1845
elder sister Family (none)	JannigjeSlotboom 1836–1891
himself Family (none)	Johannes GerardSlotboom 1838–1903
younger brother Family (none)	Arnold HermanSlotboom 1840–1840
younger brother Family (none)	JacobSlotboom 1842–1889
younger brother Family (none)	HermanSlotboom 1844–1928
younger sister Family (none)	JohannaSlotboom