| Generation 1 - Adeliza De Clermont: Died - - , England |
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| Generation 1 - Adeliza De Clermont & Gilbert Fitzrichard De Clare: Married - Bef 1089 - , England |
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| Generation 3 - Renaud De Clermont: Born - Abt 999 - , England |
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| Generation 3 - Renaud De Clermont & Ermengardis De Clermont: Married - - , England |
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| Generation 3 - Hildouin IV Montdidier, Count & Alice (Adela) Countess Roucy: Married - - , England |
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| Generation 4 - Hugh De Creil: Born - Abt 989 - , France |
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