Around the globe, كونستانتين (Konstantin 
, Constantin 
, Constantine ) is a widespread boy's first name. The first name كونستانتين is habitual in Greece, where it is a prevalent masculine name, Romania, where it is a widespread male name, and Moldova, where it is a common boy's name (explore the name in all countries). In absolute terms, it is the most numerous in Greece, Romania, and Germany. Likewise, كونستانتين is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Konstantin | Germany, Romania, Moldova, Greece, France |
| Constantin, Constantine | Germany, Romania, Algeria, Greece, France |
| كونستانتين | Jordan |
C-Tin, Constantijn, Constantino, Constantinus, Constantí, Costantino, Costantinos, Costas, Kanstancin, Kanstantin, Kanstantsin, Konsta, Konstantinas, Konstantine, Konstantinos, Konstantins, Konstanty, Konstantyn, Konstantín, Konstantínos, Konstantīns, Konstiantyn, Kosta, Kostadin, Kostas, Kosti, Kostiantyn, Kostjantyn, Kostyantyn, Κωνσταντίνος, Κώστας, Ντίνος, Канстанцін, Константи, Константин, Константино, Константинос, Константинс, Константы, Константій, Константінос, Коста, Костадин, Костантино, Костен, Кости, Костя, Костянтин, קונסטנטין, قسطنطين,
كونستانتين is also a name for the fictitious and mythical characters: Constantine Drakon , the fictional character, Green Arrow; Konstantin Kovar , the fictional character from the television series Arrow; Konstantin Gavrilovich Treplyov , the character in the play "The Seagull"; Konstantin Dmitrievich Levin , the character in Anna Karenina and Constantin von Lahnstein , the fictional character, Verbotene Liebe, among other works.