Nielsen Hayden genealogy
Family: Adémar / Alix de Courtenay (F2966)
m. Bef 1191William VI of Angoulême ( -1178) 
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Marguerite de Turenne ( -1202)
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| Pierre of France (1121-1180)
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| Elisabeth de Courtenay ( -1206)
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Peter II of Courtenay, Emperor of Constantinople (1155-1217)  |
| Robert I de Courtenay (1168-1239) |
| Constance de Courtenay (1174-1232) |
| Adémar (1158-1202)
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| Alix de Courtenay (1160-1218)
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| Isabel of Angoulême, Queen Consort of England (1188-1246) |