Worldwide, Juan Eugenio (Juan Eugenio 
) is quite a rare boy's first name. The forename Juan Eugenio is habitual in Chile, where it is quite a rare boy's name, Peru, where it is a rare masculine name, and Spain. Very seldom, Juan Eugenio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Juan Eugenio | Peru, Spain, Chile, Ecuador, Costa Rica |