Namesakes

Constantine the Great   (m)   c. 272-337  
Saints
Roman and Byzantine Emperors (Flavius Valerius Aurelius Constantinus)   306-337
Flavius Claudius Constantinus   (a.k.a. Constantine)   (m)   316-340  
Roman and Byzantine Emperors   337-340
Heraclius Novus Constantinus   (a.k.a. Constantine)   (m)   612-641  
Roman and Byzantine Emperors   641
Constantinus   (a.k.a. Constantine)   (m)   652-685  
Roman and Byzantine Emperors   668-685
Constantine   (m)   664-715  
Bishops of Rome and the Popes   708-715
Constantinus   (a.k.a. Constantine)   (m)   718-775  
Roman and Byzantine Emperors   741-775
Constantine II   (m)   ?-768  
Bishops of Rome and the Popes   767-768
Constantinus   (a.k.a. Constantine)   (m)   771-c. 797  
Roman and Byzantine Emperors   780-797
Causantín mac Fergus   (a.k.a. Constantine)   (m)   ?-820  
Scottish Kings and Queens   789-820
Constantine   (m)   ?-874  
Saints
Causantín I   (a.k.a. Constantine)   (m)   ?-877  
Scottish Kings and Queens   862-877
Constantinus Porphyrogenitus   (a.k.a. Constantine)   (m)   905-959  
Roman and Byzantine Emperors   913-959
Causantín II   (a.k.a. Constantine)   (m)   ?-952  
Scottish Kings and Queens   900-943
Constantinus   (a.k.a. Constantine)   (m)   960-1028  
Roman and Byzantine Emperors   1025-1028
Causantín III   (a.k.a. Constantine)   (m)   ?-997  
Scottish Kings and Queens   995-997
Constantinus Ducas   (a.k.a. Constantine)   (m)   1006-1067  
Roman and Byzantine Emperors   1059-1067
Constantinus Monomachus   (a.k.a. Constantine)   (m)   ?-1055  
Roman and Byzantine Emperors   1042-1055
Petar III   (a.k.a. Constantine)   (m)   ?-1108  
Bulgarian Kings and Tsars   1072
Konstantin   (a.k.a. Constantine)   (m)   1186-1218  
Russian Grand Dukes and Tsars   1216-1218
Konstantin I   (a.k.a. Constantine)   (m)   ?-1277  
Bulgarian Kings and Tsars   1257-1277
Konstantin II   (a.k.a. Constantine)   (m)   c. 1370-1422  
Bulgarian Kings and Tsars   1397-1422
Constantinus Palaeologus Dragases   (a.k.a. Constantine)   (m)   1404-1453  
Roman and Byzantine Emperors   1449-1453
Constantine Kanaris   (m)   1795-1877  
Greek Prime Ministers   1844; 1848-1849; 1864; 1864-1865; 1877
Konstantinos Karamanlis   (a.k.a. Constantine)   (m)   1907-1998  
Greek Prime Ministers   1955-1958; 1958-1961; 1961-1963; 1974-1980
Konstantinos II   (a.k.a. Constantine)   (m)   1940-  
Olympic Medalists   1960   sailing - dragon   (gold)
Other Royalty   1964-1973   Greece   (king)
Alexander Payne   (a.k.a. Constantine)   (m)   1961-  
Notable Filmmakers
Constantine Louloudis   (m)   1991-  
Olympic Medalists   2012   rowing   (bronze)