He is married to Anna Margaretha Adeleidis - Margaretha Hake.
They got married on March 31, 1818 at Wesuwe, Haren (Ems), Landkreis Emsland, Lower Saxony, Germany, he was 22 years old.Source 3
Witness: Henrich Wilmes Ackersm.Altenha Joan Herm.Legedör Zimmerm.Wesu
Child(ren):
grandparents
parents
brothers/sisters
children

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I31503.php
NR NAME voornaam GEBDAT TAUFDAT GEBORT Vater-Name Vater-Vorname Mutter-Name Mutter-Vorname JAAR
Wilmes Bernardus Henricus Franciscus 17950802 17950803 Altenharen Wilmes Joannes Kötter Margaretha
Wilmes Bernard Ackersmann 18421005 1842 Altenharen 47 Jahre Wilmes Johann Kötter Maria Hake Anna Margaretha Ackersfrau
Wilmes aus Altenharen 23 Jahr Bernard Henrich, Hake aus Altenharen 29 Jahre Margaretha