Surname Joan Javier (Joan Javier 
) , in the world, is an extremely rare cognomen. The cognomen Joan Javier is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more prevalently, Joan Javier is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Joan Javier | Costa Rica, Chile, Ecuador, Cuba, Peru |
Rodriguez, Hernandez, and Saroukhanioff