WByzantine Empire under the Heraclian dynastyWConstans IIWConstantine III (Byzantine emperor)WConstantine IVWThird Council of ConstantinopleWHeracliusWHeraclius (son of Constans II)WHeraclius the ElderWHeraklonasWJustinian IIWHeracliusWTiberius (son of Constans II)WTiberius (son of Justinian II)