He is married to Durkje Zijlstra.
They got married on May 10, 1924 at Kollumerland c.a., Friesland, Nederland, he was 24 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Theunis van der Kooi | ||||||||||||||||||||||||||||||||||||
1924 | ||||||||||||||||||||||||||||||||||||
Durkje Zijlstra | ||||||||||||||||||||||||||||||||||||
Geboorteregister 1899, Oostdongeradeel
https://www.graftombe.nl/names/info/15227/kooi_van_der
Huwelijksregister 1924, Kollumerland c.a.