Across the world, Erna Olivia (Erna Olivia 
) is a very rare female first name. The first name Erna Olivia is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare female name. Much less frequently, Erna Olivia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Erna Olivia | Philippines, Chile |