Nielsen Hayden genealogy
Ancestors of Hugh de Mortimer
Abt 1219 - 1274 (~ 55 years) ┌── Robert de Mortimer (of Woodham, Essex, England - ??)
┌── Robert de Mortimer (of Richard's Castle, Herefordshire, England - Bef 3 Jul 1219)(m. Bef Jun 1211)
Hugh de Mortimer (Abt 1219 of Richard's Castle, Herefordshire, England - 18 Nov 1274)
│ ┌── Osbern fitz Richard (of Richard's Castle, Herefordshire, England - Aft 1086) =>
│ ┌── Hugh fitz Osbern (of Richard's Castle, Herefordshire, England - 1140)
│ │ └── Nest ferch Gruffydd (Between 1055 and 1057 - ??) =>
│ │
│ ┌── Hugh de Say (of Richard's Castle, Herefordshire, England - Bef 29 Sep 1190)
│ │ └── Eustacia de Say
│ │
│ ┌── Hugh de Say (of Richard's Castle, Herefordshire, England - Between 1195 and 1196)
│ │ │
│ │ │ ┌── Richard fitz Pons (of Snodhill, Herefordshire, England - Between 1128 and 1138) =>
│ │ │ ┌── Walter de Clifford (Abt 1108 of Clifford, Herefordshire, England - 1190)
│ │ │ │ └── Maud of Gloucester =>
│ │ │ │
│ │ └── Lucy de Clifford (of Clifford, Herefordshire, England - ??)
│ │ └── Margaret ( - Bef 1185)
│ │
└── Margaret de Say (of Richard's Castle, Herefordshire, England - Bef 29 Sep 1242)(m. Bef Jun 1211)
│
│ ┌── Robert Marmion (Between 1090 and 1095 Normandy, France -
│ │ Between 1143 and 1144 Coventry, Warwickshire, England) =>
│ │ Between 1143 and 1144 Coventry, Warwickshire, England) =>
│ ┌── Robert Marmion (Bef 1133 - Abt Oct 1181)
│ │ └── Milicent of Réthel (Between 1105 and 1115 - ??) =>
│ │
│ ┌── Robert Marmion (Between 1150 and 1160 of Pulverbatch, Shropshire, England - 15 May 1218)
│ │ └── Elizabeth
│ │
└── Mabel Marmion ( - Aft 1199)
│
│ ┌── Walter de Beauchamp (of Elmley Castle, Worcestershire, England - 1131)
│ ┌── William de Beauchamp (of Elmley Castle, Worcestershire, England - 1170)
│ │ └── Emmeline d'Abetot =>
│ │
└── Maud de Beauchamp ( - 1181)
└── Avicia ( - Aft 1170)