He is married to Helena Adelheid - Helena Aleid - Aleid Geerdsen.
They got married on May 25, 1852 at Wesuwe, Haren (Ems), Landkreis Emsland, Lower Saxony, Germany, he was 28 years old.Source 3
Witness: Joh.Bern.Gertzen Ack.Kn.Altharen Tecla Poker Ack.Dankern
Child(ren):
grandparents
parents
brothers/sisters
children

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I12629.php
NR NAME voornaam GEBDAT TAUFDAT GEBORT Vater-Name Vater-Vorname Mutter-Name Mutter-Vorname JAAR
7457 Poker Zwilling Gerd Wilm 18230714 18230716 Dankern Poker / Ackersleute Joan Henrich Schür Engel Adelaid
Poker zu Dankern 28 Jahre Gerhard, Gertzen zu Rüthenbrok 25 Jahr Helena Adeleid