All around the world, Juan Amadeo (Juan Amadeo 
) is a rare male first name. The forename Juan Amadeo is habitual in Chile, where it is a rare masculine name, Peru, and Spain, where it is a very rare masculine name. Very seldom, Juan Amadeo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Juan Amadeo | Argentina, Peru, Ecuador, Spain, Chile |