Nielsen Hayden genealogy
Descendants of Alice de Courcy
Father: William III de Courcy (of Stogursey, Williton, Somerset, England - 1171)
Mother: Gundred de Warenne ( - Bef 9 May 1225)
Alice de Courcy (of Stogursey, Williton, Somerset, England - ??)
Henry de Cornhill (of London, England - 1193)
:   └─ Joan de Cornhill ( - Between 1224 and 1230 bur.Waltham Abbey, Essex, England)
:    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)
:       │ Bef 8 Jun 1246 bur.Waltham Abbey, Essex, England)
:       │ Hawise de Courtenay (of Okehampton, Devon, England - Bef 8 Apr 1269)(m. Bef 15 Feb 1230)
:       │     + Henry de la Mare (Abt 1208 of Ashtead, Epsom, Surrey, England - 1257)
:       └─ Joan de Nevill ( - Aft 1274)
:        John de Cobham (of Cobham, Kent, England - 1251)(m. Abt 1232)
:           └─ James de Cobham (of Hoo, Kent, England - Aft 1269) =>
:            +
Warin Fitz Gerold ( - Aft 14 Nov 1216)
   └─ Margaret ( - Bef 29 Sep 1252 bur.Grey Friars, Smithfield, London, England)
    Baldwin de Revières (Aft 28 Apr 1200 - 1 Sep 1216)
       └─ Baldwin de Revières ( - 15 Feb 1245 bur.Breamore Priory, Hampshire, England)
        Amice de Clare (27 May 1220 - Bef 21 Jan 1284)(m. 1226)
           └─ Baldwin de Revières (1 Jan 1236 - Bef 13 Sep 1262 France)
            + Margaret of Savoy ( - Bef 14 May 1292)(m. 1257)