Family name روسلين (Roslin 
, Rosslyn 
, روسلين 
) , in the entire world, is quite a rare surname. The last name روسلين is characteristic of Brunei, where it is quite a rare surname, Malaysia, and Sweden. Not in comparison with a country's population, it is the most numerous in Malaysia, Philippines, and India. More frequently, روسلين is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roslin | Philippines, Malaysia, India, United States, Democratic Republic of the Congo |
| Rosslyn | Philippines, Australia, Kenya, India, United States |
| روسلين | Turkey, Iraq, Palestinian Territory, Syria |