He is married to Thalita - Thalke - Talcke - Tecla Kuper.
They got married on February 6, 1657 at Wesuwe, Haren (Ems), Landkreis Emsland, Lower Saxony, Germany, he was 27 years old.Source 3
Witness: Roleff Vehr Johan Fennen Wesselo Bollerincks
Child(ren):

Pauline Berens: Genealogienetwerk zus Greetje Berens voorheen EemslandBoekweitBoerenImmigratie
https://www.genealogieonline.nl/the-dutch-connection/I32110.php
Kuper Henrico 16981010 Wesuwer Brook
Johansen von Rhoschwenckel Henricus, Kupers aus Wesuwerbroike Thalia