(1) He is married to Carolina Catharina Minkman.
They got married on May 16, 1923 at 's-Gravenhage (NL) , he was 26 years old.Source 3
Child(ren):
(2) He is married to Louisa Helena Josephina Marie Tillemans.
They got married after 1937.
Johannes Hubertus Lodewijk Hierck | |||||||||||||||||||||||||||||||||||||
(1) 1923 | |||||||||||||||||||||||||||||||||||||
Carolina Catharina Minkman | |||||||||||||||||||||||||||||||||||||
(2) > 1937 | |||||||||||||||||||||||||||||||||||||
Louisa Helena Josephina Marie Tillemans |