Nielsen Hayden genealogy
Ancestors of Beatrice de Mandeville
┌── Geoffrey I de Mandeville (of Manneville, Seine-Inferieure, Normandy, France -
│ Aft 1086 bur.Westminster Abbey, Westminster, Middlesex, England)
│ Aft 1086 bur.Westminster Abbey, Westminster, Middlesex, England)
Beatrice de Mandeville (of Rycote, Oxfordshire, England - ??)
└── Adeliza de Balts ( - Bef 1100 bur.Westminster Abbey, Westminster, Middlesex, England)