He is married to Neeltje van der Pijl.
They got married on February 11, 1787 at Streefkerk, Zuid Holland, Netherlands.Source 1
Child(ren):
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Jacob van Vliet and Kaatje den Boer, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QL5R-GR3M
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Lammert Kok and Jannigje den Boer, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QLR3-WJKH
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Arie den Boer and Annigje Muijen, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QL51-5L4T
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Arie den Boer and Annigje Muijen, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QLR3-25L6
FamilySearch: Netherlands, Archival Indexes, Miscellaneous Records
Jan den Boer in entry for Neesje Stierman, "Netherlands, Archival Indexes, Miscellaneous Records"
Lead confidence: 1
https://familysearch.org/ark:/61903/1:1:QL51-KWN1
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Baltus Herlaar and Annigje den Boer, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QL51-5K8K
FamilySearch: Netherlands, Archival Indexes, Vital Records
Jan den Boer in entry for Damis den Boer and Maria Stam, "Netherlands, Archival Indexes, Vital Records"
Lead confidence: 5
https://familysearch.org/ark:/61903/1:1:QL5B-Y6SX