Family with parents
father Parents Willemvan Gersheim HendrinaDrost	Gerritvan Gerrisheim 1859–1937
mother Parents TeunisBoldermann Geertruivan Otterloo	ChristinaBoldermann 1861–1923
elder sister Family WillemMarijt Cornelia JohannaMarijt GerritMarijt	Hendrina“Mien” van Gerrisheim