Nielsen Hayden genealogy
Ancestors of Jane Bigod
┌── Roger I le Bigod (Abt 1045 - 8 Sep 1107 Earsham, Norfolk, England)
│ ┌── Radulf I de Tosny (Between 915 and 920 - Aft 1 May 991) =>
│ ┌── Radulf II de Tosny (Abt 955 Tosny, Normandy, France - Aft 1023)
│ ┌── (Unknown son of Radulf II de Tosny) ( - 1023)
│ ┌── Robert de Tosny ( - Abt 1093 bur.Belvoir Priory, Belvoir, Leicestershire, England)
└── Adeliza de Tosny ( - Aft 1136)
└── Adelaise ( - Bef 1093 bur.Belvoir Priory, Belvoir, Leicestershire, England)