Berkeley Castle Berkeley Castle Berkeley Castle ( ; historically sometimes spelt "Berkley Castle" or "Barkley Castle") is a castle in the town of Berkeley, Gloucestershire, UK (). The castle's origins date back to the 11th century and it has been designated by English Heritage as a grade I listed building. The castle has remained within the Berkeley family since they reconstructed it in the 12th century, except for a period of royal ownership by the Tudors. It is traditionally believed to be the scene of the murder of King Edward II in 1327. The first castle at Berkeley was a motte-and-bailey, built
Tibbers Castle such as lime. The "Mote de Tibbris" is mentioned in the "Registrum Magni Sigilli" in 1489 and 1541. The interpretation of Tibbers has changed over time, and in the 18th century it was thought to be a Roman fort though it was later understood to be a medieval castle. The name of the castle led to the suggestion that it derived from Tiberius Caesar, however 'Tibbers' comes from the Gaelic word 'Toibar' meaning a well. The earliest recorded excavation at Tibbers Castle took place in 1864, which recovered two coins from the reign of Edward II of England (1307–1327) and