Across the world, Tonietto (Tonietto 
) is a very rare unisex first name. The forename Tonietto is characteristic of Southern Europe, particularly Italy, where it is a very rare unisex name. Much more frequently, Tonietto is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Tonietto | Brazil, Italy, France, United States, Argentina |