Nielsen Hayden genealogy
Descendants of William de Munchensy
- Bef 1204Father: Warin de Munchensy (of Edwardstone, Suffolk, England - Bef 1163)
Mother: Agnes Fitzjohn (Abt 1125 - Bef 29 Sep 1191)
William de Munchensy (of Winfarthing, Norfolk, England - Bef 7 May 1204 Swanscombe, Dartford, Kent, England)
Aveline de Clare (Abt 1172 - Bef 4 Jun 1225)(m. Bef 1186)
   └─ Warin de Munchensy (of Winfarthing, Norfolk, England - Abt 20 Jul 1255)
    + Denise de Anesty ( - 1304)
    Joan Marshal ( - Bef Nov 1234)(m. Aft 14 May 1219)
       └─ Joan de Munchensy ( - Bef 30 Sep 1307)
        William de Valence (Bef 1225 - 16 May 1296 Brabourne, Kent, England)(m. 13 Aug 1247)
           ├─ Isabel de Valence ( - 3 Oct 1305 bur.Grey Friars, Coventry, Warwickshire, England) =>
           │ + John de Hastings (of Abergavenny, Monmouthshire, Wales -
           │ 10 Feb 1313 bur.Grey Friars, Salisbury, Wiltshire, England)(m. Aft 15 Jul 1275)
           │ 10 Feb 1313 bur.Grey Friars, Salisbury, Wiltshire, England)(m. Aft 15 Jul 1275)
            + John Comyn (of Badenoch, Scotland - 10 Feb 1306 Dumfries, Scotland)(m. Bef 3 Sep 1296)