Around the globe, Roberto Maximiliano (Roberto Maximiliano 
) is a rare masculine first name. The forename Roberto Maximiliano is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a rare masculine name, Peru, where it is a very rare masculine name, and Argentina. Very seldom, Roberto Maximiliano is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Roberto Maximiliano | Peru, Argentina, Spain, Chile, Ecuador |