Nielsen Hayden genealogy
Descendants of Maud
- Aft 1154
Maud
( - Aft 1154)
Robert de Lacy (of Pontefract, Yorkshire, England - Bef 1129)
   └─ Aubrey de Lacy (of Pontefract, Yorkshire, England - ??)
    Robert de Lisours
       └─ 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)
        William Fitz Godric (m. Abt 1169)
           └─ William fitz William (of Sprotborough, Yorkshire, England - Between 1219 and 23 Feb 1224) =>
            + Ela de Warenne ( - Bef 1240)