Nielsen Hayden genealogy
Descendants of Cecily d'Aubigny
- Aft 1260Father: William d'Aubigny ( - 1 Feb 1221 Cainell, near Rome)
Mother: Mabel of Chester ( - Bef 1232)
Cecily d'Aubigny ( - Aft 1260)
Roger de Mohaut (of Mold, Cheshire, England - 18 Jun 1260)
   └─ Robert de Mohaut (of Hawarden, Suffolk, England - Bef 16 Sep 1275)
    Joan de Mowbray ( - Bef 1316)(m. Abt 1261)
       └─ Cecily de Mohaut ( - Aft 1315)
        William de Morley (of Morley, Norfolk, England - Bef 29 Sep 1300 bur.Roydon, Norfolk, England)
        (m. Bef 1 Oct 1295)
        (m. Bef 1 Oct 1295)
           └─ Robert de Morley (of Morley, Norfolk, England - 23 Mar 1360 Burgundy, France) =>
            + Hawise Marshal (Abt 1301 - Bef Sep 1334)(m. Bef 20 Oct 1316)