Maurice Berkeley, 3rd Baron Berkeley Maurice Berkeley, 3rd Baron Berkeley Maurice Berkeley, "de jure" 3rd Baron Berkeley (1435 – September 1506), of Thornbury in Gloucestershire, "Maurice the Lawyer", was an English nobleman. He was born at Berkeley Castle in Gloucestershire, the younger son of James Berkeley, 1st Baron Berkeley (c. 1394–1463), "James the Just", by his third wife Isabel de Mowbray, and was the younger brother and heir of William Berkeley, 1st Marquess of Berkeley, 2nd Baron Berkeley (1426–1492), "William the Waste-All". Because of his marriage to Isabel Meade, the daughter of a Bristol alderman, who was considered to be below his social status, Maurice
Kenilworth Castle of the Midlands, in an area that held several nobles who still supported Edward and were believed to be trying to rescue him. Henry's loyalty was also coming under question. In due course, Isabella and Mortimer had Edward moved by night to Berkeley Castle, where he died shortly afterwards. Isabella continued to use Kenilworth as a royal castle until her fall from power in 1330. Henry of Grosmont, the Duke of Lancaster, inherited the castle from his father in 1345 and remodelled the great hall with a grander interior and roof. On his death Blanche of Lancaster inherited the castle.