Nielsen Hayden genealogy
Family: Jean I de Ponthieu / Béatrice de Maine (F27406)
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Guillaume III Talvas (1093-1171)
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Helie of Burgundy (1080-1142)
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Ela of Ponthieu ( -1174)  |
| Guy II of Ponthieu ( -1147) |
| Clemence de Ponthieu ( -1189) |
| Hélie II de Maine (1114-1151)
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| Jean I de Ponthieu ( -1191)
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| Alix d'Alençon ( -1220) |