Maurice de Berkeley 1243 and, on 14 December 1243, he had livery of his father's lands. He fought in the war in North Wales and in 1264 he joined the Barons against King Henry III. Berkeley died on 4 April 1281 and was buried in St Augustine's Abbey in Bristol. Maurice de Berkeley Sir Maurice de Berkeley "the Resolute" (1218 - 4 April 1281), 5th (feudal) Baron de Berkeley, was an English soldier and rebel, residing at Berkeley Castle in the English county of Gloucestershire. Maurice was born in 1218 to Thomas de Berkeley and Joan de Somery. He married Isabel FitzRoy, the
Sudeley Castle held there to celebrate the anniversary of the defeat of the Spanish Armada in 1592. He is buried in the chapel, as well, as was Giles Brugge, 6th Baron Chandos. In 1877, the then owner described the castle thus: Few residences can boast a greater antiquity, or have witnessed more striking changes. A mansum, or manor-house, before the Conquest, a baronial castle in the time of Stephen, then alternately going to decay, or rising into additional magnificence, with stately towers to overlook the vale — again suffering from neglect, and once more right royally restored and beautified to receive the