He is married to Trijntje Koster.
They got married on November 23, 1916 at Tietjerksteradeel, Friesland, Nederland, he was 21 years old.Source 3
grandparents
parents
brothers/sisters
children
Aalzen de Haan | ||||||||||||||||||
1916 | ||||||||||||||||||
Trijntje Koster | ||||||||||||||||||
Geboorteregister 1895, Tietjerksteradeel
https://www.graftombe.nl/names/info/311031/haan_de
Huwelijksregister 1916, Tietjerksteradeel