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
Frederick Augustus Berkeley, 5th Earl of Berkeley Berkeley once had on the road:He had always declared that any one might without disgrace be overcome by superior numbers, but that he would never surrender to a single highwayman. As he was crossing Hounslow Heath one night, on his way from Berkeley Castle to London, his travelling carriage was stopped by a man on horseback, who put his head in at the window and said, ‘I believe you are Lord Berkeley?’ ‘I am.’ ‘I believe you have always boasted that you would never surrender to a single highwayman?’ ‘I have.’ ‘Well,’ presenting a pistol, ‘I am a single highwayman,