Nielsen Hayden genealogy
Descendants of Henry de Say
- Aft 1130Father: Robert Fitz Picot de Say (of Sai, Orne, Normandy, France - 1098)
Henry de Say (of Clun, Shropshire, England - Aft 1130)
   └─ Elias de Say (of Clun, Shropshire, England - 1165)
   
       └─ Isabel de Say (Abt 1132 of Clun, Shropshire, England - ??)
        William fitz Alan (of Oswestry, Shropshire, England - 1160 bur.Shrewsbury Abbey, Shropshire, England)
           └─ William Fitz Alan (Abt 1154 of Oswestry, Shropshire, England - 1210) =>
            + (Unknown) de Lacy (m. Abt 1175)