Family name Delfina Mercedes (Delfina Mercedes 
) , all around the world, is a very rare cognomen. The family name Delfina Mercedes is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Delfina Mercedes is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Delfina Mercedes | Ecuador, Chile, Peru, Argentina |