She is married to Auke Heidstra.
They got married on January 24, 1931 at Dantumadeel, Friesland, Nederland, she was 24 years old.Source 3
grandparents
parents
brothers/sisters
children
Sjoukje Koster | ||||||||||||||||||
1931 | ||||||||||||||||||
Auke Heidstra | ||||||||||||||||||
Geboorteregister 1906, Achtkarspelen
https://www.graftombe.nl/names/info/197559/koster
Huwelijksregister 1931, Dantumadeel