In the world, Jonio (Jonio 
) is a rare male given name. The given name Jonio is characteristic of Brazil, where it is a very rare masculine name, Philippines, and Indonesia. Much less frequently, Jonio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Jonio | United States, Indonesia, Portugal, Poland, Brazil |
| jonio montiel IT (b. 1924) |
|