Nielsen Hayden genealogy
Descendants of Roger de Pîtres
Roger de Pîtres
   └─ Walter fitz Roger de Pîtres ( - Abt 1126 Llanthony Priory, outside Gloucester, Gloucestershire, England)
   
       ├─ Maud of Gloucester
       │ Richard fitz Pons (of Snodhill, Herefordshire, England - Between 1128 and 1138)
       │    ├─ Bertha de Clifford (of Clifford, Herefordshire, England - Aft 1167) =>
       │    │ + Elias II Giffard (of Brimpsfield, Cirencester, Gloucestershire, England - 1159)
       │    └─ Walter de Clifford (Abt 1108 of Clifford, Herefordshire, England - 1190) =>
       │     + Margaret ( - Bef 1185)
       └─ Miles of Gloucester (Abt 1100 -
        24 Dec 1143 bur.Llanthony Priory, outside Gloucester, Gloucestershire, England)
        24 Dec 1143 bur.Llanthony Priory, outside Gloucester, Gloucestershire, England)
        Sibyl de Neufmarché (of Brecon, Breconshire, Wales -
        ?? bur.Llanthony Priory, outside Gloucester, Gloucestershire, England)(m. 1121)
        ?? bur.Llanthony Priory, outside Gloucester, Gloucestershire, England)(m. 1121)
           ├─ Margaret of Hereford ( - Bef 29 Sep 1197 bur.Llanthony Priory, outside Gloucester,
           │ Gloucestershire, England) =>
           │ Gloucestershire, England) =>
           │ + Humphrey de Bohun (Bef 1114 of Trowbridge, Wiltshire, England - Bef 29 Sep 1165)
           ├─ Bertha of Hereford (of Brecknock, Breconshire, Wales - ??) =>
           │ + William de Briouze (Abt 1100 of Bramber, Sussex, England - Abt 1180)(m. Abt 1150)
           └─ Lucy of Hereford ( - Aft 1219 bur.Llanthony Priory, outside Gloucester, Gloucestershire,
            England) =>
            England) =>
            + Herbert fitz Herbert (Abt 1140 of Halnaker, Sussex, England - Bef Jun 1204)