Nielsen Hayden genealogy
Family: John de Warenne / Alice de Lusignan (F6377)
m. Aug 1247William de Warenne ( -1240) 
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Maud Marshal (1192-1248)
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| Hugh X de Lusignan (1183-1249)
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| Isabel of Angoulême, Queen Consort of England (1188-1246)
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Hugh XI "le Brun" de Lusignan (1221-1250)  |
| William de Valence (1224-1296) |
| John de Warenne (1231-1304)
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| Alice de Lusignan ( -1256)
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| William de Warenne ( -1286) |
| Eleanor de Warenne (1251-1283) |