She is married to (Not public).
They got married on March 9, 1951 at Den Haag, she was 27 years old.Source 1
P.N Kalkman Pag. 155.
Johanna. Geb. Nijmegen 24 juni 1923. Tr. Den Haag 9 mrt 1951 Henri Guillaume la Croix, geb. Haarlem 27 aug. 1925, commercieel medewerker van het Philips-concern, zn. van Guillaume Henri la Croix en Helena Johanna Vlietman. Neerlandstraat 3, Geldrop.