Thomas de Berkeley, 3rd Baron Berkeley King Edward II, whom he received at Berkeley Castle. He was later commanded to deliver custody of the king to his fellow custodians, namely John Maltravers, 1st Baron Maltravers and Sir Thomas Gournay. He left the king at Berkeley Castle and "with heavy cheere perceiving what violence was intended" he journeyed to Bradley. The king was murdered at Berkeley Castle during his absence. As an accessory to the murder of the deposed king, he was tried by a jury of 12 knights in 1330 and was honourably acquitted. He married twice: He died on 27 October 1361 in Gloucestershire and
Margaret Mortimer, Baroness Berkeley Margaret Mortimer, Baroness Berkeley Margaret Mortimer, Baroness Berkeley (2 May 1304 – 5 May 1337) was the wife of Thomas de Berkeley, 3rd Baron Berkeley. She was the eldest daughter of Roger Mortimer, 1st Earl of March, the "de facto" ruler of England from 1327 to 1330, and his wife Joan de Geneville, Baroness Geneville. Margaret Mortimer was the eldest of the twelve children of Roger Mortimer, 1st Earl of March and Joan de Geneville, Baroness Geneville. Her paternal grandparents were Edmund Mortimer, 2nd Baron Mortimer and Margaret de Fiennes. Her maternal grandparents were Piers de Geneville, of Trim Castle