Roger de Mowbray, then in minority [1228], s. his brother, Nigel. This feudal lord had several military summonses to attend King Henry III into Scotland and Wales. He m. Maud, dau. of William de Beauchamp, of Bedford, and dying in 1266, was s. by his eldest son, Roger de Mowbray. [Sir Bernard Burke, Dormant, Abeyant, Forfeited, and Extinct Peerages, Burke's Peerage, Ltd., London, 1883, p. 386, Mowbray, Earls of Nottingham, Dukes of Norfolk, Earls-Marshal, Earls of Warren and Surrey]