(1) He is married to Hendrika Hermina Boomkamp.
They got married on October 8, 1879 at amsterdam (noord holland), he was 25 years old.Source 1
(2) He is married to Pleuntje van der Ent.
They got married on July 20, 1898 at amsterdam (noord holland), he was 43 years old.Source 1
grandparents
parents
brothers/sisters
children
Jan Pieter Kooiman | ||||||||||
(1) 1879 | ||||||||||
Hendrika Hermina Boomkamp | ||||||||||
(2) 1898 | ||||||||||
Pleuntje van der Ent | ||||||||||