Surname Rosr (Rosr 
) , in the entire world, is a rare family name. The last name Rosr is habitual in Myanmar, where it is a rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Also, Rosr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosr | United Kingdom, United States, India, Canada, Myanmar |