Willem IV Count of Holland - Pedigree | FamilyCentral
 Abt 1317 - 26 Sep 1345
 Abt 1286 - 7 Jun 1337
 Abt 1294 - 7 Mar 1342
 Abt 1252 - 6 Apr 1311
 Abt 1220 - 25 Nov 1275
Family Group
  Children