Worldwide, Костантино (Costantino 
, Костантино) is a common masculine forename. The given name Костантино is habitual in San Marino, where it is quite a common male name, Italy, and Tanzania, where it is quite a rare boy's name. Not in comparison with a country's population, it most frequently occurs in Italy, Tanzania, and Mexico. Likewise, Костантино is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Costantino | Tanzania, Argentina, France, United States, Italy |
C-Tin, Constantijn, Constantin, Constantine, Constantino, Constantinus, Constantí, Constentin, Konstantin, Konstantinas, Konstantín, Kostantino, Kostyantyn, Канстанцін, Константи, Константин, Константино, Костен, Костя, Костянтин, קונסטנטין, قسطنطين, كونستانتين, and კონსტანტინე
Костантино is also a name for the fictitious and mythical characters: Costantino Poggi , character in Un Posto al Sole and Costantino di Bisanzio , character in Orlando Furioso.