Cognomen Demofila Del Rosario (Demofila Del Rosario 
) , all over the world, is a very rare family name. The cognomen Demofila Del Rosario is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Demofila Del Rosario is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Demofila Del Rosario | Chile |