Son of Roger de Toeni. Younger bro. of Robert de Toeni who also assumed the surname "Stafford". He held Drakelow, Gresley and other manors in Derbyshire and Staffordshire 1086 (Domesday). Castle Gresley took its name from his castle and from him descended the Gresley family. His son William founded an Augustinian prior temp. Henry I, and Roger, the next heir, was the first to bear the name of Gresley. [Falaise Roll, p. 78, p. 97, 122]