Nielsen Hayden genealogy
Family: Baldwin II of Hainaut / Ida of Louvain (F6137)
m. 1084Baldwin VI (1030-1070) 
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Richilde of Egesheim ( -1086)
|
| Henry II of Louvain (1021-1078)
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| Adelheid ( -1087)
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Henry III of Louvain ( -1095)  |
| Godfrey I of Brabant (1060-1139) |
| Baldwin II of Hainaut (1056-1098)
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| Ida of Louvain ( -1139)
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| Ida de Hainaut (1085-1102) |
| Baldwin III of Hainaut (1088-1120) |
| Alix of Hainaut (1097-1154) |