Family name Rosinar (Rosinar 
) , worldwide, is an extremely rare surname. The surname Rosinar is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname, and Brazil. Much more prevalently, Rosinar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosinar | Indonesia, Democratic Republic of the Congo, Brazil, India, Venezuela |