Surname Adelia Del Rosario (Adelia Del Rosario 
) , all around the world, is an extremely rare family name. The cognomen Adelia Del Rosario is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Adelia Del Rosario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adelia Del Rosario | Peru, Chile |