Isabel of Berkeley (1307-1362) (1307–1362) Parents Maurice de Berkeley, 2nd Baron Berkeley Eve la Zouche Children Roger de Clifford, 5th Baron de Clifford Thomas de Clifford John de Clifford Elizabeth de Musgrave Robert de Clifford, 4th Baron de Clifford Siblings Milicent de Berkeley John de Berkeley Peter de Berkeley Sir Maurice de Berkeley Eudo de Berkeley Thomas de Berkeley, 3rd Baron Berkeley Partners Thomas de Musgrave, 1st Lord Musgrave Robert de Clifford, 3rd Baron de Clifford