Nielsen Hayden genealogy
Descendants of (Unknown daughter of Alan de Curwen)
Father: Alan de Curwen
(Unknown daughter of Alan de Curwen)
Adam de Radcliffe ( - Aft 1245)
   └─ Robert de Radcliffe (of Radcliffe, Lancashire, England - 1290)
    Amabel de Trafford (of Trafford, Lancashire, England - ??)
       └─ Richard de Radcliffe (of Radcliffe, Lancashire, England - 1326)
        (Unknown daughter of Henry le Boteler) (of Warrington, Lancashire, England - ??)
           │ + Henry de Bury (of Bury, Lancashire, England - 1315 Bury, Lancashire, England)
           │ + Margaret de Shoresworth ( - Aft 1348)
           └─ William de Radcliffe (1280 of Radcliffe, Lancashire, England - 1333) =>
            + Margaret de Peasfurlong (of Warrington, Lancashire, England - ??)(m. 1303)