Nielsen Hayden genealogy
Family: Robert II, King of France / Constance of Provence, Queen Consort of France (F470)
m. Abt 1002Hugues Capet, King of France (940-996) 
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Adélaïde of Poitou, Queen Consort of France (945-1003)
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Hedwig of France (969-1013)  |
| Guillaume I "le Liberateur" (950-993)
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| Adelaide-Blanche of Anjou (945-1026)
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| Guillaume II (985-1018) |
 | Robert II, King of France (974-1031)
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| Hedwig of France (1003-1063) |
| St. Adele of France (1003-1063) |
| Henri I, King Of France (1008-1060) |
| Robert I (1011-1075) |