He is married to Wiemeltje de Veen.
They got married on May 8, 1852 at Wildervank, Veendam, Groningen, Netherlands , he was 23 years old.Source 5
Child(ren):
Record for Geert Dokter/ Ancestry.com
Jacob Dokter in entry for Wemeltje de Veen, "Netherlands, Archival Indexes, Vital Records"/ FamilySearch
Jacob Docter, "Netherlands, Archival Indexes, Vital Records"/ FamilySearch
Jakob Dokter, "Netherlands, Archival Indexes, Vital Records"/ FamilySearch
Jacob Dokter/ FamilySearch