She is married to Jan Koopmans.
They got married on May 23, 1931 at Kollumerland c.a., Friesland, Nederland, she was 18 years old.Source 3
grandparents
parents
brothers/sisters
children
Jantje van der Ploeg | ||||||||||||||||||
1931 | ||||||||||||||||||
Jan Koopmans | ||||||||||||||||||
Geboorteregister 1912, Achtkarspelen
https://www.graftombe.nl/names/info/276637/ploeg_van_der
Huwelijksregister 1931, Kollumerland c.a.