He is married to Wilhelmina van der Kloet.
They got married on December 12, 1903 at Achtkarspelen (Fr), he was 28 years old.Source 4
Child(ren):
grandparents
parents
brothers/sisters
children
Haaye Folkert Koopmans | ||||||||||||||||||||||||||||||||||||
1903 | ||||||||||||||||||||||||||||||||||||
Wilhelmina van der Kloet | ||||||||||||||||||||||||||||||||||||
Geboorteregister Oldehove 1875
Overlijdensregister 1949, Achtkarspelen
https://www.graftombe.nl/names/info/201250/koopmans
Huwelijksregister 1903, Achtkarspelen