John Berkeley (1352–1428) John Berkeley (1352–1428) Sir John Berkeley (1352–1428), of Beverston Castle, Gloucestershire was an English politician. He was the son of Thomas de Berkeley, 3rd Baron Berkeley of Berkeley Castle and Katherine Clivedon. He was knighted before 1383. He was appointed High Sheriff of Somerset and Dorset for 1390–91 and 1394–95, High Sheriff of Gloucestershire for 1392–93, 1397–98 and 1414–15, High Sheriff of Hampshire for 1402–03 and 1406–07, and High Sheriff of Wiltshire for 1410–11. He was a Member (MP) of the Parliament of England for Gloucestershire in February 1388, September 1388 and January 1397, for Somerset in November 1390 and
Castle Hill, Mere the hill. At the same time the village was expanded into a planned town with an unofficial market. The castle was renovated in 1300, possibly in response to the threat of rebellion in England at the time. Richard's son Edmund inherited the property, but on his death it was taken back by the Crown. Edward II gave it to his royal favourite, Piers Gaveston, whom he made Earl of Cornwall. Edward II and Gaveston fell from power in 1327 and John, Edward's second son, took possession as the new Earl of Cornwall. Edward III then reacquired the castle, which became