Nielsen Hayden genealogy
Descendants of William de Say
- 1144Father: Jordan de Say (of Aunay-sur-Odon, Calvados, France - ??)
Mother: Lucy de Rumilly
William de Say ( - Aug 1144 Burwell, Cambridgeshire, England)
Beatrice de Mandeville (Abt 1105 - Bef 19 Apr 1197 Rickling, Saffron, Essex, England)
   ├─ Geoffrey de Say (of Edmonton, Middlesex, England - Bef 19 May 1214)
   │ Alice de Cheyne ( - Aft 1184)(m. Bef 1180)
   │    └─ Geoffrey de Say (Abt 1180 of Edmonton, Middlesex, England - 19 Aug 1230 Poitou, Aquitaine, France)
   │     Hawise de Clare ( - Aft 1234)(m. Bef 1215)
   │        └─ William de Say (of Edmonton, Middlesex, England - Bef 12 Feb 1272) =>
   │         + Sibyl
   └─ William de Say (Bef 1140 of Kimbolton, Huntingdonshire, England - Bef 1 Aug 1177)
   
       └─ Beatrice de Say ( - Bef 19 Apr 1197)
        Geoffrey fitz Peter (of Pleshy, Essex, England - 14 Oct 1213 bur.Shouldham Priory, Norfolk, England)
        (m. Bef 25 Jan 1185)
        (m. Bef 25 Jan 1185)
            + Henry de Bohun (Abt 1175 of Trowbridge, Wiltshire, England - 1 Jun 1220 Palestine)