Cognomen Olga Loreto (Olga Loreto 
) , in all the world, is a very rare last name. The last name Olga Loreto is characteristic of Latin America and the Caribbean, particularly Chile, where it is a rare surname. More frequently, Olga Loreto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Olga Loreto | Spain, Chile |