He is married to Trijntje de Boer.
They got married on September 22, 1917 at Smallingerland (Fr), he was 26 years old.Source 3
grandparents
parents
brothers/sisters
children
Sipke van der Heide | ||||||||||||||||||
1917 | ||||||||||||||||||
Trijntje de Boer | ||||||||||||||||||
Geboorteregister 1891, Smallingerland
https://www.graftombe.nl/names/info/6706/heide_van_der
Huwelijksregister 1917, Smallingerland