Family with parents
father
Parents
Gijsbertus HelenusSlotboom
Jacoba Johanna Magdalenade Roos
Gijsbertus HelenusSlotboom
1880–1944
mother
Parents
(unknown)
GrietjeKannegieter
1878–1936
elder brother
Family
JantinaRegtop
Gijsbertus HelenusSlotboom
1907–1953
elder sister
Family
(none)
Johanna Heligonda JacobaSlotboom