He is married to Trientje Blaauwwiekel.
They got married on August 31, 1918 at Leek (Gr), he was 23 years old.Source 3
Child(ren):
grandparents
parents
brothers/sisters
children
Sieger de Groot | ||||||||||||||||||||||||||||||||||
1918 | ||||||||||||||||||||||||||||||||||
Trientje Blaauwwiekel | ||||||||||||||||||||||||||||||||||
Geboorteregister Grootegast 1894
https://www.graftombe.nl/names/info/33613/groot_de
Huwelijksregister Leek 1918