Hij had een relatie met Johanna Luise Frederice Freiin von Lamers.
Kind(eren):
"Netherlands, Archival Indexes, Vital Records," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/QLD5-QWJ3 : 23 August 2017), Joh. Barth. Gotfr. van Weiler in entry for Fredrik Hendrik Robbert van Weiler, Baptism 11 Apr 1790, Zevenaar, Gelderland, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Zevenaar, archive 0176, inventory number 1844.3, folio 33; Zevenaar; Gelders Archief.
https://familysearch.org/ark:/61903/1:1:QLD5-QWJ3
"Netherlands, Archival Indexes, Vital Records," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/QLN4-D7RS : 30 August 2017), Johan Bartholomeus Godfried von Weiler in entry for Jacob Lambert Wilhelm Carel von Weiler, Death 28 Dec 1839, Zevenaar, Gelderland, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Zevenaar, archive 0207, inventory number 2136, record number 46; ; Gelders Archief.
https://familysearch.org/ark:/61903/1:1:QLN4-D7RS