Family name Κωνσταντίνος (Konstantinos 
, Constantine 
, Constantinos 
, along with others...) , across the world, is a widespread cognomen. The surname Κωνσταντίνος is characteristic of Greece, where it is a prevalent surname, Saint Lucia, where it is quite a common surname, and Trinidad and Tobago (explore the name in all countries). In absolute terms, the name is most common in Greece, Algeria, and the United States. Likewise, Κωνσταντίνος is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Konstantinos | Cyprus, Israel, Greece, United States, Germany |
| Constantine | Cyprus, Greece, Algeria, United States, Germany |
| Constantinos, Kostis | Cyprus, United Kingdom, Greece, United States, Germany |
| Κωνσταντίνος | Greece |
| Константинос | Ukraine, Russia, Bulgaria |
| Costis | Cyprus, United Kingdom, Greece, United States, Romania |
C-Tin, Constantijn, Constantin, Constantino, Constantinus, Constantios, Constantí, Costakis, Costantino, Costantinos, Costas, Cottas, Dinos, Konstadinos, Konstandinos, Konstantin, Konstantinas, Konstantino, Konstantins, Konstantinus, Konstantios, Konstantis, Konstanty, Konstantyn, Konstantín, Konstantínos, Kosta, Kostakis, Kostas, Kostiantyn, Kostjantyn, Kostyantyn, Kosztasz, Kottas, Kóstas, Ntinos, Takis, Κωνσταντής, Κωστάκης, Κωστής, Κώστας, Ντίνος, Τάκης, Канстанцін, Константи, Константий, Константин, Константино, Константы, Константій, Константінос, Констанций, Коста, Костас, Костен, Костя, Костянтин, קונסטנטין, قسطنطين, كوستاس, كونستانتين, კონსტანტინე, and コスタ
| μητροπολίτης πατρών κωνσταντίνος Greek priest, metropolitan of Servia & Kozani and Patras, GR (b. 1900) |
|
Απόλλων, Αναγνωστόπουλος, Νικολόπουλος, Σπανός, Δημητρίου, Αλεξίου, Παπαϊωάννου, Πολίτης, Χριστόπουλος, Παυλίδης, Αντωνόπουλος, Μιχαηλίδης, Παπαδόπουλος, Πετρίδης, Καραγιάννης, Μπαλαμπανίδης, Χριστοδούλου, Κωνσταντινίδης, Κωνσταντίνου, Γεωργιάδης, Βασιλείου, Νικολάου, Μακρής, Κωνσταντόπουλος, Ρούντος, Ρει, Αδαμόπουλος, Ιακώβου, Σύρος, Χρονόπουλος, Φωτόπουλος, Μάλαμας, Ζήσης, Πάνος, Χουζούρης, Ραυτόπουλος, Κάλφας, Κίτσος, Κώστας, Μελάς, Αθανασόπουλος, Βλαντής, Βλάχος, Νίκου, Παππάς, Τσίντζας, Παπαδάκης, and Παναγιωτίδης