(1) He is married to Pieternella de Kok,.
They got married on December 16, 1897 at Yerseke, Zeeland, Nederland, he was 36 years old.Source 2
Child(ren):
(2) He is married to Geertruida Klap.
They got married
grandparents
parents
brothers/sisters
children
Jan Pieter Nieuwenhuize | ||||||||||||||||||||||||||||||||||
(1) 1897 | ||||||||||||||||||||||||||||||||||
Pieternella de Kok, | ||||||||||||||||||||||||||||||||||
(2) | ||||||||||||||||||||||||||||||||||
Geertruida Klap | ||||||||||||||||||||||||||||||||||