Surname Jouana (Jouana 
) , around the world, is a rare family name. The cognomen Jouana is habitual in Mauritius, where it is quite a rare surname, Algeria, where it is a very rare surname, and France. More prevalently, Jouana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Jouana | Democratic Republic of the Congo, Algeria, Mauritius, Egypt, Philippines |