He is married to Trijntje Jan Alberda.
They got married ONBEKEND.Source 1
Child(ren):
Johannes Douwes Beintema | |||||||||||||||||||||||||||||||||||||
Trijntje Jan Alberda |
Added by confirming a Smart Match
https://www.myheritage.com/person-2513974_305965691_305965691/johannes-douwes-beintema
MyHeritage family tree
Family site: Peelen Family Tree Web Site
Family tree: 119811371-2