Nielsen Hayden genealogy
Ancestors of John Gernon
Abt 1314 - 1384 (~ 70 years)
┌── William Gernon 
(of East Thorpe, Essex, England - ??)
(of East Thorpe, Essex, England - ??) ┌── Ralph Gernon (of East Thorpe, Essex, England - 1274)
(of East Thorpe, Essex, England - 1274) ┌── William Gernon (Abt 1250 of East Thorpe, Essex, England - 1327)(m. Bef 1274)
(Abt 1250 of East Thorpe, Essex, England - 1327)(m. Bef 1274) │ │ ┌── Aubrey de Vere (Abt 1110 of Hedingham, Essex, England - 26 Dec 1194 bur.Earl's
│ │ │ Colne Priory, Halstead, Great Bromley, Essex, England)(m. Between 1162 and 1163) =>
(Abt 1110 of Hedingham, Essex, England - 26 Dec 1194 bur.Earl's │ │ │ Colne Priory, Halstead, Great Bromley, Essex, England)(m. Between 1162 and 1163) =>
│ │ ┌── Robert de Vere (Aft 1164 of Hedingham, Essex, England -
│ │ │ Bef 25 Oct 1221 bur.Hatfield Regis Priory, Hatfield Broad Oak, Essex, England)
(Aft 1164 of Hedingham, Essex, England -│ │ │ Bef 25 Oct 1221 bur.Hatfield Regis Priory, Hatfield Broad Oak, Essex, England)
│ │ │ └── Agnes of Essex (Between 1151 and 1152 - Aft 1205 bur.Earl's Colne Priory, Halstead,
│ │ │ Great Bromley, Essex, England)(m. Between 1162 and 1163) =>
(Between 1151 and 1152 - Aft 1205 bur.Earl's Colne Priory, Halstead,│ │ │ Great Bromley, Essex, England)(m. Between 1162 and 1163) =>
│ │ │
│ └── Eleanor de Vere
│ │
│ │ ┌── Hugh II de Bolebec (of Medmenham, Buckinghamshire, England - Abt 1165) =>
(of Medmenham, Buckinghamshire, England - Abt 1165) => │ └── Isabel de Bolebec (Abt 1164 -
│ 2 Feb 1245 bur.Church of the Black Friars, Oxford, Oxfordshire, England)
(Abt 1164 -│ 2 Feb 1245 bur.Church of the Black Friars, Oxford, Oxfordshire, England)
│
┌── John Gernon (Between 1287 and 1297 of East Thorpe, Essex, England -
│ Between Apr 1332 and 28 Mar 1334 bur.Colchester, Essex, England)(m. Abt 1313)
(Between 1287 and 1297 of East Thorpe, Essex, England -│ Between Apr 1332 and 28 Mar 1334 bur.Colchester, Essex, England)(m. Abt 1313)
│ └── Isabel (m. Bef 1274)
(m. Bef 1274) │
John Gernon (Abt 1314 of East Thorpe, Essex, England - 13 Jan 1384)
│
│ ┌── Walter de Coleville (of Bytham, Lincolnshire, England - ??)
(of Bytham, Lincolnshire, England - ??) │ ┌── Roger de Coleville (Abt 1251 of Bytham, Lincolnshire, England - Bef 6 Mar 1288)
(Abt 1251 of Bytham, Lincolnshire, England - Bef 6 Mar 1288) │ │ └── Isabel
│ │
└── Alice de Coleville ( - Bef 1331)(m. Abt 1313)
( - Bef 1331)(m. Abt 1313) │
│ ┌── William de Briouze ( - 1210 Windsor, Berkshire, England)(m. Bef 1198) =>
( - 1210 Windsor, Berkshire, England)(m. Bef 1198) => │ ┌── John de Brewes (Abt 1197 of Gower, Swansea, Wales - Between 1231 and 1232)(m. 1219)
(Abt 1197 of Gower, Swansea, Wales - Between 1231 and 1232)(m. 1219) │ │ └── Maud de Clare ( - 1213)(m. Bef 1198) =>
( - 1213)(m. Bef 1198) => │ │
│ ┌── Richard de Brewes (Bef 1232 of Stinton in Salle and Heydon, Norfolk, England -
│ │ Bef 18 Jun 1292 bur.Woodbridge Priory, Suffolk, England)(m. Bef 9 Sep 1265)
(Bef 1232 of Stinton in Salle and Heydon, Norfolk, England -│ │ Bef 18 Jun 1292 bur.Woodbridge Priory, Suffolk, England)(m. Bef 9 Sep 1265)
│ │ │
│ │ │ ┌── Llywelyn Fawr ap Iorwerth (Abt 1173 - 11 Apr 1240 Aberconwy Abbey, Conwy, Wales) =>
(Abt 1173 - 11 Apr 1240 Aberconwy Abbey, Conwy, Wales) => │ │ └── Margaret ferch Llywelyn ( - 1265)(m. 1219)
( - 1265)(m. 1219) │ │
└── Margery de Brewes ( - Bef 12 May 1335)
( - Bef 12 May 1335) │
│ ┌── Hugh le Rus (of Akenham, Suffolk, England - 1230)(m. Bef 1215) =>
(of Akenham, Suffolk, England - 1230)(m. Bef 1215) => │ ┌── William le Rus (of Akenham, Suffolk, England - 1253)
(of Akenham, Suffolk, England - 1253) │ │ └── Alice de Huntingfield (m. Bef 1215) =>
(m. Bef 1215) => │ │
└── Alice le Rus (Abt 1247 - Bef 28 Jan 1301 bur.Woodbridge Priory, Suffolk, England)
(Abt 1247 - Bef 28 Jan 1301 bur.Woodbridge Priory, Suffolk, England) (m. Bef 9 Sep 1265)
│
│ ┌── Roger de Clere
└── Agatha de Clere
└── Maud de Fay =>
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