Nielsen Hayden genealogy
Descendants of Giles de Fiennes
- Aft 1314Father: Enguerrand de Fiennes (Bef 1205 - 1269)
Mother: (Unknown) de Condé
Giles de Fiennes (of Old Court in Wartling, Sussex, England - Aft 1314)
Sibyl Filliol ( - Aft 1320)(m. Bef 19 Feb 1270)
   └─ John de Fiennes (of White Waltham, Berkshire, England - Bef 1334)
    Joan le Forester ( - 1338)(m. Bef 2 Jun 1294)
       └─ John de Fiennes (of White Waltham, Berkshire, England - 5 Apr 1351)
        Maud de Monceux (m. Bef 1332)
           └─ William de Fiennes (of Herstmonceux, Sussex, England - 2 Dec 1359 Overseas) =>
            + Joan de Say ( - 29 Jun 1378)(m. Bef 1356)