He is married to Hiltje Zijlstra.
They got married on June 4, 1937 at Grootegast (Gr), he was 27 years old.Source 3
grandparents
parents
brothers/sisters
children
Klaas van der Zwaag | ||||||||||||||||||
1937 | ||||||||||||||||||
Hiltje Zijlstra | ||||||||||||||||||
Geboorteregister 1909, Kollumerland c.a.
http://www.graftombe.nl/names/info/202012/zwaag_van_der
Huwelijksregister Grootegast 1937