Nielsen Hayden genealogy
Ancestors of William de Montagu
1303 - 1344 (~ 42 years) ┌── William de Montagu ( - Abt Jun 1217) =>
┌── Drew de Montagu ( - Bef 1217)(m. Bef 1213)
│ └── Isabel ( - Aft Jun 1217)
│
┌── William de Montagu (Abt 1213 of Shepton Montague, Somerset, England - Bef 23 Sep 1270)
┌── Simon de Montagu (Aft 1250 - 26 Sep 1316 bur.Bruton Priory, Somerset, England)(m. Aft 24 Oct 1270)
│ └── Bertha ( - Aft 1259)
│
┌── William de Montagu (Abt 1285 of Shepton Montague, Somerset, England - 18 Oct 1319 Gascony, France)
│ (m. Aft 20 Jun 1292)
│ │
│ │ ┌── Amauri de St. Amand ( - Bef 13 Sep 1241) =>
│ │ ┌── Ralph de St. Amand (Abt 1183 Bloxham, Oxfordshire, England - Bef 28 Jul 1245)
│ │ │ └── Iseult Pantolf ( - Aft 1267) =>
│ │ │
│ │ ┌── Amauri de St. Amand (Abt 1213 of Cainhoe, Bedfordshire, England - Bef 13 Nov 1285)
│ │ │ │
│ │ │ │ ┌── Robert d'Aubigny (Abt 1153 of Cainhoe, Bedfordshire, England - 1216) =>
│ │ │ └── Asceline d'Aubigny (Abt 1183 - Aft Feb 1240)
│ │ │ └── Joan ( - Aft May 1242)
│ │ │
│ └── Hawise de St. Amand ( - 1287)(m. Aft 24 Oct 1270)
│ └── Isabel
│
William de Montagu (Between 1302 and 1303 of Shepton Montague, Somerset, England - 30 Jan 1344)
│
│ ┌── Henry de Montfort (of Beaudesert, Warwickshire, England - Abt 1199) =>
│ ┌── Thurstan de Montfort (Bef 1179 of Beaudesert, Warwickshire, England - Bef 9 Jul 1216)
│ ┌── Peter de Montfort (Abt 1205 - 4 Aug 1265 Evesham, Worcestershire, England)(m. Bef 1229)
│ │ │
│ │ │ ┌── William I de Cantelowe (Bef 1157 of Leigh, Dorset, England -
│ │ │ │ 7 Apr 1239 Reading, Berkshire, England) =>
│ │ │ │ 7 Apr 1239 Reading, Berkshire, England) =>
│ │ └── (Unknown) de Cantelowe
│ │ └── Masceline de Bracy ( - Aft 1220) =>
│ │
│ ┌── Peter de Montfort (Abt 1240 of Beaudesert, Warwickshire, England - Bef 4 Mar 1286)(m. Abt 1260)
│ │ │
│ │ │ ┌── Adam of Aldithley (of Audley, Staffordshire, England - Between 1203 and 1211)
│ │ │ │ (m. Abt 1170) =>
│ │ │ ┌── Henry of Aldithley (Abt 1175 of Heleigh in Audley, Staffordshire, England -
│ │ │ │ Bef Nov 1246)(m. 1217)
│ │ │ │ Bef Nov 1246)(m. 1217)
│ │ │ │ └── Emma fitz Ralph (of Darlaston, Staffordshire, England - Bef Nov 1246)
│ │ │ │ (m. Abt 1170) =>
│ │ │ │
│ │ └── Alice de Audley ( - Aft Aug 1265)(m. Bef 1229)
│ │ │
│ │ │ ┌── Ralph Mainwaring ( - Aft 1189)(m. Abt 1179) =>
│ │ └── Bertrade de Mainwaring ( - Aft 1248 bur.Hulton Abbey, Staffordshire, England)(m. 1217)
│ │ └── Amicia de Meschines (m. Abt 1179) =>
│ │
└── Elizabeth de Montfort (of Beaudesert, Warwickshire, England - 16 Aug 1354 bur.Priory of St. Frideswide
(now Christ Church), Oxford, Oxfordshire, England)(m. Aft 20 Jun 1292)
(now Christ Church), Oxford, Oxfordshire, England)(m. Aft 20 Jun 1292)
│
│ ┌── William de la Mare
│ ┌── William de la Mare (Abt 1175 of Ashtead, Epsom, Surrey, England - Bef Oct 1239)
│ │ └── Leica fitz Ralph =>
│ │
│ ┌── Henry de la Mare (Abt 1208 of Ashtead, Epsom, Surrey, England - 1257)
│ │ └── Basile
│ │
└── Maud de la Mare (Abt 1242 - ??)(m. Abt 1260)
│
│ ┌── Hugh de Neville (of Great Hallingbury, Bishop's Stortford, Essex, England -
│ │ Bef 21 Jul 1234 bur.Waltham Abbey, Essex, England)(m. Bef 30 Apr 1200) =>
│ │ Bef 21 Jul 1234 bur.Waltham Abbey, Essex, England)(m. Bef 30 Apr 1200) =>
│ ┌── John de Neville (of Little Hallingbury, Essex, England -
│ │ Bef 8 Jun 1246 bur.Waltham Abbey, Essex, England)(m. Bef 15 Feb 1230)
│ │ Bef 8 Jun 1246 bur.Waltham Abbey, Essex, England)(m. Bef 15 Feb 1230)
│ │ └── Joan de Cornhill ( - Between 1224 and 1230 bur.Waltham Abbey, Essex, England)
│ │ (m. Bef 30 Apr 1200) =>
│ │
└── Joan de Neville ( - Bef 1280)
│
│ ┌── Robert de Courtenay (Abt 1183 of Okehampton, Devon, England -
│ │ 26 Jul 1242 Iwerne, Dorset, England)(m. Between 1210 and 1211) =>
│ │ 26 Jul 1242 Iwerne, Dorset, England)(m. Between 1210 and 1211) =>
└── Hawise de Courtenay (of Okehampton, Devon, England - Bef 8 Apr 1269)(m. Bef 15 Feb 1230)
└── Mary de Revières ( - Aft 12 Nov 1242)(m. Between 1210 and 1211) =>