Nielsen Hayden genealogy
Descendants of Bertha de Clifford
- Aft 1167Father: Richard fitz Pons (of Snodhill, Herefordshire, England - Between 1128 and 1138)
Mother: Maud of Gloucester
Bertha de Clifford (of Clifford, Herefordshire, England - Aft 1167)
Elias II Giffard (of Brimpsfield, Cirencester, Gloucestershire, England - 1159)
   ├─ Elias III Giffard (of Elston in Orcheston St. George, Wiltshire, England - Bef 29 Sep 1190)
   │ (Unknown wife of Elias III Giffard)
   │ :   └─ Elias IV Giffard (Abt 1170 of Brimpsfield, Cirencester, Gloucestershire, England - Bef 2 May 1248)
   │ :    Isabel Musard
   │ :    :   │ + Godfrey Scudamore
   │ :    :    + Thomas le Tablier
   │ :    Alice Mautravers (of Lytchett Mautravers, Dorset, England - ??)(m. Bef 1231)
   │ :       └─ John Giffard (Abt 1232 of Brimpsfield, Cirencester, Gloucestershire, England -
   │ :        28 May 1299 bur.Malmesbury Abbey, Wiltshire, England) =>
   │ :        28 May 1299 bur.Malmesbury Abbey, Wiltshire, England) =>
   │ :        + Maud de Clifford (of Clifford, Herefordshire, England - Between 1282 and 1285)(m. Bef 10 Mar 1271)
   │ Maud fitz Maurice
   │    └─ Osbert Giffard (of Winterbourne Houghton, Dorset, England - Abt 1237)
   │     Isabel de Bokland ( - Bef 8 Jul 1242)(m. Bef 4 Jan 1226)
   │        └─ John Giffard le Boef (Abt 1235 of Twyford, Buckinghamshire, England - Abt 1300) =>
   │         +
   └─ Walter Giffard (of Boyton, Warminster, Wiltshire, England - Aft 1192)
   
       └─ Hugh de Giffard (of Boyton, Warminster, Wiltshire, England - 1246)
        Sibyl de Cormeilles (Abt 1200 - Bef 1279)
           │ + (Unknown) de Mandeville
           │ + Baldwin de Freville (of Tarrington, Ledbury, Herefordshire, England - Bef 7 Jul 1307)
           │ (m. Aft 10 Jul 1253)
           │ (m. Aft 10 Jul 1253)
           ├─ Walter Giffard, Archbishop of York (Abt 1225 -
           │ 24 Apr 1279 bur.York Cathedral, York, Yorkshire, England)
           │ 24 Apr 1279 bur.York Cathedral, York, Yorkshire, England)
           └─ Godfrey de Giffard, Bishop of Worcester (Abt 1235 -
            26 Jan 1302 Kempsey, Worcestershire, England)
            26 Jan 1302 Kempsey, Worcestershire, England)