He has/had a relationship with Maria Imke - Emerentiana - Maria - Marijke - Maria Immeke Lübbers.
Child(ren):
grandparents
parents
brothers/sisters
children

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I16481.php
34 in 1839, 44 in 1852, 63 in 1873, *1794 according to https://www.wiewaswie.nl/nl/detail/86707970
parents: Jan Hindrik Thier, Maria Elisabeth van Bosch