Family: de Normandie, King of England William I / de Flandre, Queen of England Matilda (F2418)
 | Robert, Duke de Normandie I (1003-1035) 
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de Falaise, Harlette (1003- )
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 | de Normandie, Adbelahide (1027-1089) |
 | Count of Flandre Baldwin V (1012-1067)
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 | Princess of France Adèle (1009-1078) |
 | Count of Flandre Baudouin VI (1030-1070) |
| de Fries, Count of Flandre Robrecht I (1033-1093) |
| Count of Flandre Henry (1035- ) |
| de Normandie, Helena (1027-1070) |
 | de Normandie, King of England William I (1024-1087)
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 | de Flandre, Queen of England Matilda (1031-1083)
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| de Normandie, Prince of England Robert ll (1053-1134) |
| de Normandie, Prince of England Richard (1054-1081) |
 | de Normandie, Princess of England Cecilia (1055-1126) |
 | de Normandie, King of England William ll (1056-1100) |
| de Normandie, Alice or Adbelahide (1057-1065) |
| de Normandie, Princess of England Mathilda (1059-1111) |
| de Normandie, Princess of England Constance (1061-1090) |
| de Normandie, Princess of England Adaele (1062-1135)  |
 | de Normandie, Princess of England Gundred (1063-1085) |
| de Normandie, Princess of England Agatha (1064-1079) |
| de Normandie, King of England Henry I (1068-1135) |