Cognomen Rossellyn (Rossellyn 
) , around the globe, is an extremely rare family name. The last name Rossellyn is characteristic of Latin America and the Caribbean, particularly Nicaragua, where it is a very rare surname, and Honduras. More prevalently, Rossellyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rossellyn | Nicaragua, Philippines, Honduras, United States, Peru |