Family name Touani (Touani 
) , in the entire world, is a rare last name. The family name Touani is habitual in Cameroon, where it is quite a rare surname, Canada, where it is an extremely rare surname, and France. In absolute terms, it is the most numerous in Cameroon, the United States, and France. Much less frequently, Touani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Touani | Canada, France, Brazil, Cameroon, United States |