She is married to Tjipke de Vries.
They got married on July 29, 1916 at Dantumadeel, Friesland, Nederland, she was 24 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Grietje Koster | |||||||||||||||||||||||||||||||||||
1916 | |||||||||||||||||||||||||||||||||||
Tjipke de Vries | |||||||||||||||||||||||||||||||||||
Geboorteregister 1892, Kollumerland c.a.
https://www.graftombe.nl/names/info/196259/koster
Huwelijksregister 1916, Dantumadeel