He is married to Trijntje Dijkstra.
They got married on April 30, 1914 at Dantumadeel, Friesland, Nederland, he was 29 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Klaas de Jong | ||||||||||||||||||||||||||||||||||
1914 | ||||||||||||||||||||||||||||||||||
Trijntje Dijkstra | ||||||||||||||||||||||||||||||||||
Geboorteregister 1885, Dantumadeel
https://www.graftombe.nl/names/info/539885/jong_de
Huwelijksregister 1914, Dantumadeel