He is married to Grietje van Velzen.
They got married on June 12, 1869 at Achtkarspelen (Fr), he was 24 years old.Source 4
Child(ren):
grandparents
parents
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Jan Hayes Postma | |||||||||||||||||||||||||||||||||||||||
1869 | |||||||||||||||||||||||||||||||||||||||
Grietje van Velzen | |||||||||||||||||||||||||||||||||||||||
Geboorteregister 1845, Achtkarspelen
Overlijdensregister 1929, Achtkarspelen
https://www.graftombe.nl/names/info/152999/postma
Huwelijksregister 1869, Achtkarspelen