Nielsen Hayden genealogy
Descendants of Clémence de Réthel
Father: Vuiton (Abt 1100 - ??)
Mother: Beatrix of Namur ( - 1160 Rethel, Ardennes, Champagne-Ardenne, France)
Clémence de Réthel
Hugh de Pierrepont ( - Abt 1188)
   └─ Beatrix de Pierrepont ( - Bef 1203)
    William de Warenne (of Wormegay, Norfolk, England -
    Bef Sep 1209 bur.Southwark Priory, Southwark, Surrey, England)
    Bef Sep 1209 bur.Southwark Priory, Southwark, Surrey, England)
       └─ Beatrix de Warenne (of Wormegay, Norfolk, England - Bef 12 Dec 1214)
        Doun Bardolf (of Shelford, Nottinghamshire, England - Bef 24 Feb 1205)(m. Bef 1194)
        :   └─ William Bardolf (Abt 1194 of Wormegay, Norfolk, England - 1275) =>
        :    + Nichola
        + Ralph (m. Aft Feb 1205)
        Hubert de Burgh (Abt 1170 - 1243 bur.Black Friars, Holborn, London, England)(m. Aft 1208)
           └─ John de Burgh (1210 of Burgh, Norfolk, England - Bef 7 Jan 1275) =>
            + Hawise de Lanvallay ( - 1249 bur.St. John's Abbey, Colchester, Essex, England)(m. Bef 1227)