Nielsen Hayden genealogy
Descendants of Margaret du Perche
- Aft 1155Father: Geoffrey II du Perche (Abt 1040 - ??)
Mother: Beatrix de Montdidier ( - Aft 1129)
Margaret du Perche (of Perche, Orne, France - Aft 1155)
Henry de Beaumont (Abt 1046 - 20 Jun 1119 bur.Préaux, Normandy, France)(m. Bef 1100)
   └─ Roger de Beaumont (Abt 1102 - 1153)
    Gundred de Warenne ( - Aft 1156)(m. Bef 1130)
       └─ Waleran de Beaumont (Bef 1153 of Warwick, Warwickshire, England - 1203)
        Alice de Harcourt ( - 1205)(m. Abt 1196)
           └─ Alice de Beaumont (Abt 1197 of Warwick, Warwickshire, England - Between 1246 and 1263) =>
            + William Mauduit (Bef 1194 of Hartley Mauduit, Hampshire, England - Bef 14 Feb 1257)
            (m. Bef 3 Mar 1216)
            (m. Bef 3 Mar 1216)