Nielsen Hayden genealogy
Descendants of Henry of Essex
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Father: Robert fitz Swein
( - Abt 1140)
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Mother: Gunnor Bigod
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Henry of Essex (of Rayleigh, Essex, England - Aft 1163)
   └─ Agnes of Essex
(Between 1151 and 1152 -
    Aft 1205 bur.Earl's Colne Priory, Halstead, Great Bromley, Essex, England)
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    Aft 1205 bur.Earl's Colne Priory, Halstead, Great Bromley, Essex, England)
   
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)
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    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)
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        Bef 25 Oct 1221 bur.Hatfield Regis Priory, Hatfield Broad Oak, Essex, England)
       
Isabel de Bolebec
(Abt 1164 - 2 Feb 1245 bur.Church of the Black Friars, Oxford, Oxfordshire, England)
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           │ + Ralph Gernon
(of East Thorpe, Essex, England - 1274)
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           └─ Hugh de Vere
(Abt 1210 of Castle Hedingham, Essex, England -
            Bef 23 Dec 1263 bur.Earl's Colne Priory, Halstead, Great Bromley, Essex, England) =>
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            Bef 23 Dec 1263 bur.Earl's Colne Priory, Halstead, Great Bromley, Essex, England) =>
            + Hawise de Quincy
( - Aft 1263 bur.Earl's Colne Priory, Halstead, Great Bromley, Essex, England)
            (m. Aft 11 Feb 1223)
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            (m. Aft 11 Feb 1223)