Family name Juan Hernan (Juan Hernan 
) , across the world, is a rare surname. The last name Juan Hernan is characteristic of Latin America and the Caribbean, particularly Chile, where it is quite a rare surname. More frequently, Juan Hernan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juan Hernan | Bolivia, Costa Rica, Peru, Ecuador, Chile |