Cognomen Amador Gregorio (Amador Gregorio 
) , worldwide, is an extremely rare family name. The surname Amador Gregorio is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Amador Gregorio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Amador Gregorio | Peru, Chile |