He is married to Jantje Aaltje van der Wijk.
They got married on April 26, 1928 at Achtkarspelen (Fr), he was 21 years old.Source 3
grandparents
parents
brothers/sisters
children
Folkert de Jong | ||||||||||||||||||
1928 | ||||||||||||||||||
Jantje Aaltje van der Wijk | ||||||||||||||||||
Geboorteregister 1906, Smallingerland
https://www.graftombe.nl/names/info/419620/jong_de
Huwelijksregister 1928, Achtkarspelen