All around the world, Roberto Hernan (Roberto Hernan 
) is quite a rare boy's first name. The forename Roberto Hernan is characteristic of Latin America and the Caribbean, particularly Chile, where it is quite a common masculine name, Peru, where it is a rare masculine name, and Costa Rica. Measured by absolute frequency, the name is most common in Latin America and the Caribbean, particularly Chile, Peru, and Argentina. Much less frequently, Roberto Hernan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Roberto Hernan | Peru, Argentina, Chile, Ecuador, Costa Rica |