Nielsen Hayden genealogy
Descendants of (Unknown daughter of Amadeus I of Geneva)
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Father: Amadeus I
(1100 - 26 Jun 1178)
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Mother: (Unknown second wife of Amadeus I of Geneva)
( - Aft 1169)
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(Unknown daughter of Amadeus I of Geneva) ( - Aft 1234)
   
Agnès de Neufchâtel
(Between 1207 and 1209 - Aft 15 Apr 1283 bur.Priory Church of Saint-Jean Baptiste,
    Grandson, Jura-Nord Vaudois, Vaud, Switzerland)(m. Abt 1225)
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    Grandson, Jura-Nord Vaudois, Vaud, Switzerland)(m. Abt 1225)
       └─ William de Grandison
(Between 1250 and 1251 - 27 Jun 1335 bur.Dore Abbey, Herefordshire, England)
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Sibyl de Tregoz
(Abt 1272 - 21 Oct 1334 Dore, Herefordshire, England)(m. Bef 1286)
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           ├─ Mabel de Grandison
(of Ashperton, Ledbury, Herefordshire, England -
           │ Aft 1350 bur.Grey Friars, Bedford, Bedfordshire, England) =>
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           │ Aft 1350 bur.Grey Friars, Bedford, Bedfordshire, England) =>
           │ + John de Pateshulle
(Abt 1291 of Bletsoe, Bedfordshire, England - Between Jul 1349 and Aug 1349)
           │ (m. Bef 1313)
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           │ (m. Bef 1313)
           │ + William de Montagu
(Between 1302 and 1303 of Shepton Montague, Somerset, England - 30 Jan 1344)
           │ (m. Bef 1328)
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           │ (m. Bef 1328)
            + John de Northwode
(of Northwood in Sheppey, Kent, England - Bef 1318)(m. Bef 1307)
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