Nielsen Hayden genealogy
Thibaut

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- 1 Thibaut [1]
Marguerite de Salmaise
- 2 Pétronille de Bar-sur-Seine [1.1]
d. Between Dec 1236 and Jan 1237
Gui de Chappes d. Jul 1221
- 3 Mabile de Chappes [1.1.1]
d. May 1220
Erard I de Villehardouin d. 1 Jul 1224
- 4 Guillaume I de Villehardouin [1.1.1.1]
d. 8 Jun 1246 [ =>]
- 4 Guillaume I de Villehardouin [1.1.1.1]
- 3 Mabile de Chappes [1.1.1]
- 2 Pétronille de Bar-sur-Seine [1.1]