He is married to Maria Helena Jansen.
They got married on January 25, 1910 at Schöninghsdorf, Twist, Landkreis Emsland, Lower Saxony, Germany, he was 23 years old.Source 2
Witness: Jansen Johann Bernhard Haussohn Provinzialmoor Faske Elisabeth Haustochter Provinzialmoor
grandparents
parents
brothers/sisters
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Bernhard Middendorf | ||||||||||
1910 | ||||||||||
Maria Helena Jansen | ||||||||||

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I46232.php
1 Middendorf Bernhard Arbeiter Provinzialmoor 18860602 Elisabethfehn (Oldenburg) Middendorf Wobina Dienstmagd jetzt Ehefrau Faske Provinzialmoor Jansen Maria Helena Haustochter Provinzialmoor 18890816 Adorf Jansen Johann Bernard Kolonist Tenfelde Margaretha Elisabeth Schöninghsdorf 19100125