Cognomen Eridalia (Eridalia 
) , in all the world, is an extremely rare surname. The family name Eridalia is habitual in Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. Much more prevalently, Eridalia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eridalia | Mexico, Dominican Republic, Brazil, United States |