Cognomen Rorsa (Rorsa 
) , in the world, is an extremely rare family name. The surname Rorsa is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. Predominantly, Rorsa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rorsa | Thailand, Brazil, United States, India, Ethiopia |