Cognomen Rosnet (Rosnet 
) , in the world, is a rare family name. The cognomen Rosnet is characteristic of France, where it is a rare surname, and Venezuela, where it is an extremely rare surname. Also, Rosnet is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosnet | Venezuela, India, France, Democratic Republic of the Congo |