Throughout the world, Gancarlo (Gancarlo 
) is a very rare male forename. The forename Gancarlo is habitual in Southern Europe, particularly Italy, where it is a very rare boy's name. Much less frequently, Gancarlo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gancarlo | Italy, Spain, Peru, United States |
Cruz, and Pelliciari