Last name Heraldo Gregorio (Heraldo Gregorio 
) , around the world, is an extremely rare surname. The surname Heraldo Gregorio is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Heraldo Gregorio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Heraldo Gregorio | Ecuador, Chile |