Emperor Heraclius Novus Constantinus (a.k.a. Konstantinos)
641 
Emperor Constantinus Heraclius (a.k.a. Konstantinos)
641 
Emperor Heraclius Constantinus (a.k.a. Konstantinos)
641-668 
Emperor Constantinus (a.k.a. Konstantinos)
668-685 
Emperor Constantinus (a.k.a. Konstantinos)
741-775 
Emperor Constantinus (a.k.a. Konstantinos)
780-797 
Emperor Constantinus Porphyrogenitus (a.k.a. Konstantinos)
913-959 
Emperor Constantinus (a.k.a. Konstantinos)
1025-1028 
Emperor Constantinus Monomachus (a.k.a. Konstantinos)
1042-1055 
Emperor Constantinus Ducas (a.k.a. Konstantinos)
1059-1067 
Emperor Constantinus Palaeologus Dragases (a.k.a. Konstantinos)
1449-1453 