Thomas de Berkeley, 1st Baron Berkeley Thomas de Berkeley, 1st Baron Berkeley Thomas de Berkeley, 1st Baron Berkeley (c.1251 – 23 July 1321), "The Wise", feudal baron of Berkeley, of Berkeley Castle in Gloucestershire, England, was a peer, soldier and diplomat. His epithet, and that of each previous and subsequent head of his family, was coined by John Smyth of Nibley (d.1641), steward of the Berkeley estates, the biographer of the family and author of "Lives of the Berkeleys". Thomas de Berkeley was born around 1251 at Berkeley Castle in Gloucestershire, the son of Sir Maurice de Berkeley, feudal baron of Berkeley, by his wife Isabel
Dudley Castle Somery, died in 1321. It is thought that the fortifications were complete by this date. The castle and estates passed to John Somery's sister Margaret and her husband John de Sutton. Subsequently, members of this family often used Dudley as a surname. John and Margaret were only in possession of the castle for a few years before the property was seized by the younger Hugh Despenser, a favourite of King Edward II. Despenser owned the castle from 1325-1326, being dispossessed when the king fell from power. The castle was returned to John and Margaret in 1327. It was probably during