(1) He is married to Dievertje de Boer.
They got married on May 25, 1891 at Hoogezand, Groningen, Nederland, he was 32 years old.Source 1
(2) He is married to Annette Louise de Borst Verdoorn.
They got married on January 13, 1898 at Rheden, Gelderland, Nederland, he was 39 years old.Source 2
Child(ren):
Fokko Herman Havinga Oortwijn | ||||||||||||||||||||||||||||||||||
(1) 1891 | ||||||||||||||||||||||||||||||||||
Dievertje de Boer | ||||||||||||||||||||||||||||||||||
(2) 1898 | ||||||||||||||||||||||||||||||||||
Annette Louise de Borst Verdoorn | ||||||||||||||||||||||||||||||||||