Family with parents
father Parents JohannesSlotboom Jannigjevan Wijk	Jan KarelSlotboom 1832–1877
mother Parents (unknown)	Agatha ApoloniaVerburg 1835–1904
himself Family CorneliaRoos Agatha ApoloniaSlotboom Jan KarelSlotboom CornelisSlotboom AdrianusSlotboom MichielSlotboom AdrianusSlotboom MarieSlotboom	JohannesSlotboom 1859–1935
younger sister Family (none)	CorneliaSlotboom 1862–1929
younger sister Family (none)	JannigjeSlotboom 1867–1885
younger brother Family (none)	MachielSlotboom 1870–1950
younger sister Family (none)	Agatha AploniaSlotboom 1873–1883
younger sister Family (none)	Lamberta MariaSlotboom 1875–1878
Family with CorneliaRoos
himself Parents Jan KarelSlotboom Agatha ApoloniaVerburg	JohannesSlotboom 1859–1935
wife Parents (unknown)	CorneliaRoos 1864–1924
daughter Family (none)	Agatha ApoloniaSlotboom 1885–1886
son Family Tannetjevan der Ham CorneliaSlotboom CornelisSlotboom NingetjeSlotboom Private Private	Jan KarelSlotboom