Cognomen Helidia (Helidia 
) , throughout the world, is a very rare family name. The surname Helidia is characteristic of Latin America and the Caribbean, particularly Mexico, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Likewise, Helidia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Helidia | Brazil, Argentina, Mexico, Colombia, Spain |