Floris de Avesnes, Prince of Achaja - Pedigree | FamilyCentral
 1255 - 23 Jan 1297
 Abt 1182 - 1244
 2 Jun 1202 - 10 Feb 1280
 24 Jun 1210 - 19 Jul 1234
 Abt 1200 - 21 Dec 1267
Isabelle de Villehardouin
 md. 16 Sep 1289
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