Cognomen Nilva Rosa (Nilva Rosa 
) , throughout the world, is an extremely rare last name. The surname Nilva Rosa is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Nilva Rosa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nilva Rosa | Chile, Brazil, Peru |
Costa, and Ortega Fuentes