He is married to Trijntje van der Meer.
They got married on September 21, 1912 at Tietjerksteradeel, Friesland, Nederland, he was 30 years old.Source 4
Child(ren):
grandparents
parents
brothers/sisters
children
Wybe Gerks Seinstra | ||||||||||||||||||||||||||||||||||
1912 | ||||||||||||||||||||||||||||||||||
Trijntje van der Meer | ||||||||||||||||||||||||||||||||||
Geboorteregister 1882, Tietjerksteradeel
Overlijdensregister 1951, Dantumadeel
https://www.graftombe.nl/names/info/495213/seinstra
Huwelijksregister 1912, Tietjerksteradeel