Around the globe, Alterio (Alterio 
) is a rare principally male, but scarcely feminine given name. The forename Alterio is habitual in Italy, where it is a rare largely male, but infrequently female name, Brazil, where it is a very rare boy's name, and Philippines. More frequently, Alterio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Alterio | Argentina, Italy, Brazil, United States, Indonesia |