Cognomen Rosamel Delfin (Rosamel Delfin 
) , globally, is an extremely rare family name. The family name Rosamel Delfin is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Rosamel Delfin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosamel Delfin | Chile |