Namesakes for KONSTANTINOS:
Roman and Byzantine Emperors:
11 emperors
Emperor Heraclius Novus Constantinus (a.k.a. Constantinus, Constantine, Konstantinos) 641
Emperor Constantinus Heraclius (a.k.a. Konstantinos, Heraclonas, Heracleonas, Heraklonas) 641
Emperor Heraclius Constantinus (a.k.a. Herakleios, Constans, Konstantinos) 641-668
Emperor Constantinus (a.k.a. Constantine, Konstantinos) 668-685
Emperor Constantinus (a.k.a. Constantine, Konstantinos) 741-775
Emperor Constantinus (a.k.a. Constantine, Konstantinos) 780-797
Emperor Constantinus Porphyrogenitus (a.k.a. Constantine, Konstantinos) 913-959
Emperor Constantinus (a.k.a. Constantine, Konstantinos) 1025-1028
Emperor Constantinus Monomachus (a.k.a. Constantine, Konstantinos) 1042-1055
Emperor Constantinus Ducas (a.k.a. Constantine, Konstantinos) 1059-1067
Emperor Constantinus Palaeologus Dragases (a.k.a. Constantine, Konstantinos) 1449-1453