(1) He is married to Jantje de Boer.
They got married on July 29, 1905 at Grootegast (Gr), he was 23 years old.Source 3
(2) He is married to Renskje de Vries.
They got married on March 31, 1911 at Oldekerk (Gr), he was 29 years old.Source 4
grandparents
parents
brothers/sisters
children
Jacob Postema | ||||||||||||||||||
(1) 1905 | ||||||||||||||||||
Jantje de Boer | ||||||||||||||||||
(2) 1911 | ||||||||||||||||||
Renskje de Vries | ||||||||||||||||||
Geboorteregister 1881, Smallingerland
https://www.graftombe.nl/names/info/34958/postema
Huwelijksregister Grootegast 1905
Huwelijksregister Oldekerk 1911