Surname Tossan (Tossan 
) , all around the world, is a very rare cognomen. The surname Tossan is habitual in France, where it is a very rare surname, Canada, and Thailand. Much less frequently, Tossan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tossan | Philippines, Thailand, United States, Canada, France |
| georges tossan French politician, FR (b. 1953) |
|