Worldwide, Leonel Alfonso (Leonel Alfonso 
) is a rare masculine first name. The given name Leonel Alfonso is characteristic of Latin America and the Caribbean, particularly Chile, where it is quite a rare male name, and Costa Rica, where it is a rare male name. Very seldom, Leonel Alfonso is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Leonel Alfonso | Ecuador, Costa Rica, Colombia, Peru, Chile |