Surname Rosans (Rosans 
) , all over the world, is a very rare cognomen. The surname Rosans is characteristic of Latvia, where it is quite a rare surname, Hungary, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Rosans is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosans | Hungary, Argentina, Brazil, United States, Latvia |