She is married to Hendrik Koster.
They got married on December 8, 1921 at Dantumadeel, Friesland, Nederland, she was 23 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Sjoukje Postma | ||||||||||||||||||||||||||||||||||
1921 | ||||||||||||||||||||||||||||||||||
Hendrik Koster | ||||||||||||||||||||||||||||||||||
Geboorteregister 1898, Dantumadeel
https://www.graftombe.nl/names/info/195946/postma
Huwelijksregister 1921, Dantumadeel