Surname Constanza Rosario (Constanza Rosario 
) , in the entire world, is a very rare last name. The last name Constanza Rosario is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Constanza Rosario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Constanza Rosario | Peru, Chile, Argentina |