He is married to Trijntjen Jans Visscher.
Permission for the marriage has been obtained in Zwartsluis on September 18, 1713.Source 1
They got married on October 8, 1713 at Zwartsluis.Source 124-09-1713 ondertrouw Blokzijl
Den 24 Septembr.
Klaas Janssen Geurentjes, J.M. van de Swartesluis, met Trijntjen Jans Visscher, J.D. van
Blokzijl. Attestatie na Zwartesluis den 7 oct. 1713.
in DTB Zwartsluis achternaam: Garendjes