He is married to Maria Catharina Veringa.
They got married on August 4, 1928 at Emmen, Gemeente Emmen, Drenthe, Nederland, he was 25 years old.Source 4
Child(ren):
grandparents
parents
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Johan Herman Hartmann | |||||||||||||||||||||||||||||||||||||||
1928 | |||||||||||||||||||||||||||||||||||||||
Maria Catharina Veringa | |||||||||||||||||||||||||||||||||||||||

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I2532.php
(Barger-Compascuum)
Johan Herman Hartmann (1902-1977) bidprentje