Cognomen Juana Mariana (Juana Mariana 
) , across the world, is a very rare surname. The last name Juana Mariana is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Juana Mariana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juana Mariana | Chile, Mexico, Peru, Costa Rica, Ecuador |