He is married to Froukje van der Heide.
They got married on May 25, 1918 at Dantumadeel, Friesland, Nederland, he was 27 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Sjoerd Postma | ||||||||||||||||||||||||||||||||||
1918 | ||||||||||||||||||||||||||||||||||
Froukje van der Heide | ||||||||||||||||||||||||||||||||||
Geboorteregister 1891, Kollumerland c.a.
https://www.graftombe.nl/names/info/179784/postma
Huwelijksregister 1918, Dantumadeel