However, we do know that he is:
* Fluent in French: His native language.
* Fluent in Spanish: He spent his childhood in Spain.
* Fluent in English: He has starred in many English-language films.
* Proficient in Italian: He has appeared in Italian films and worked with Italian directors.
Therefore, we can say that Jean Reno speaks at least four languages. He may also have some knowledge of other languages, but this has not been officially confirmed.