Nielsen Hayden genealogy
Descendants of Robert de Lisours
Father: Fulke de Lisours (of Sprotborough, Yorkshire, England - ??)
Robert de Lisours
Aubrey de Lacy (of Pontefract, Yorkshire, England - ??)
   └─ Aubrey de Lisours ( - Aft 1194)
    Robert fitz Eustace ( - Bef 1163)
    :   └─ John fitz Richard (Abt 1145 of Halton, Runcorn, Cheshire, England - 1190 Acre, Palestine)
    :    Alice fitz Roger ( - Aft 1190)
    :       │ + Peter de Brus (of Skelton, Yorkshire, England - 1222)
    :       └─ Roger de Lacy (Abt 1165 of Halton, Runcorn, Cheshire, England -
    :        1 Oct 1211 bur.Stanlaw Abbey, Wirrall, Cheshire, England) =>
    :        1 Oct 1211 bur.Stanlaw Abbey, Wirrall, Cheshire, England) =>
    :        + Maud de Clare ( - 1213)
    William Fitz Godric (m. Abt 1169)
       └─ William fitz William (of Sprotborough, Yorkshire, England - Between 1219 and 23 Feb 1224)
        Ela de Warenne ( - Bef 1240)
           │ + John de Lungvilers ( - 1254)(m. Bef 1229)
           │ + Robert d'Eiville (of Egmanton, Nottinghamshire, England - Aft 1242)(m. Bef 1229)
           └─ Thomas fitz William (Between 1195 and 1200 of Sprotborough, Yorkshire, England -
            Bef 17 Oct 1264) =>
            Bef 17 Oct 1264) =>
            + Agnes Bertram ( - Aft 1266)