ROBERT [I] de Tosny (-1088). Europäische Stammtafeln shows Robert de Tosny unaffiliated with the other members of this family. Although his ancestry is unknown, it is likely that he was a member of this family. He founded Marmoutier in 1063[2127]. Lord of Belvoir 1086. "Robertum de Belvedeir---et A[dela]. uxor eius" founded Belvoir priory, Lincolnshire by charter dated to [1076][2128]. After the death of his wife Adela, Robert de Belvoir donated "land in Sapertune" to Belvoir priory, Lincolnshire, with the consent of "his sons William and Geoffrey"[2129]. m ADELAIS, daughter of --- (-before 1088). "Robertum de Belvedeir---et A[dela]. uxor eius" founded Belvoir priory, Lincolnshire by charter dated to [1076][2130]. "Agnes de Toteneio" confirmed the donation to Belvoir priory, Lincolnshire by "pater meus Robertus de Toteneio et mater mea Adelais", by undated charter[2131]. Robert & his wife had [six] children