Nielsen Hayden genealogy
Ancestors of Isabel fitz John
┌── Peter de Ludgershall (of Cherhill, Wiltshire, England -
│ Bef 1165 Winchester, Hampshire, England)
│ Bef 1165 Winchester, Hampshire, England)
┌── Geoffrey fitz Peter (of Pleshy, Essex, England -
│ 14 Oct 1213 bur.Shouldham Priory, Norfolk, England)(m. Bef 29 May 1205)
│ 14 Oct 1213 bur.Shouldham Priory, Norfolk, England)(m. Bef 29 May 1205)
│ └── Maud
│
┌── John fitz Geoffrey (Abt 1205 of Shere, Surrey, England - 23 Nov 1258)(m. Bef 12 Apr 1234)
│ │
│ │ ┌── Roger de Clare (1116 Tunbridge Castle, Kent, England -
│ │ │ 1173 bur.Stoke by Clare Priory, Suffolk, England) =>
│ │ │ 1173 bur.Stoke by Clare Priory, Suffolk, England) =>
│ └── Aveline de Clare (Abt 1172 - Bef 4 Jun 1225)(m. Bef 29 May 1205)
│ └── Maud de St. Hilary (of Field Dalling, Norfolk, England -
│ 24 Dec 1193 bur.Priory of Great Carbrooke, Norfolk, England) =>
│ 24 Dec 1193 bur.Priory of Great Carbrooke, Norfolk, England) =>
│
│
│ ┌── Roger II le Bigod (Bef 1140 Thetford, Norfolk, England - Bef 2 Aug 1221)
│ │ (m. Abt 25 Dec 1181) =>
│ ┌── Hugh II le Bigod ( - Between 11 Feb 1225 and 18 Feb 1225)(m. 1207)
│ │ └── Ida de Tony (m. Abt 25 Dec 1181) =>
│ │
└── Isabel le Bigod (m. Bef 12 Apr 1234)
│
│ ┌── William Marshal (Abt 1146 - 14 May 1219 Caversham, Oxfordshire, England)
│ │ (m. Aug 1189 London, England) =>
└── Maud Marshal, Marshal Of England (1192 - 27 Mar 1248 bur.Tintern Abbey, Monmouthshire, Wales)
(m. 1207)
└── Isabel de Clare (1173 - 7 Mar 1220 bur.Tintern Abbey, Monmouthshire, Wales)
(m. Aug 1189 London, England) =>