Throughout the world, Elba Rebeca (Elba Rebeca 
) is a very rare feminine forename. The forename Elba Rebeca is characteristic of Latin America and the Caribbean, particularly Chile, where it is a rare feminine name. Much less frequently, Elba Rebeca is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Elba Rebeca | Mexico, Chile, Peru, Ecuador |