Across the world, Agustin Gregorio (Agustin Gregorio 
) is a very rare masculine first name. The first name Agustin Gregorio is habitual in Latin America and the Caribbean, particularly Peru, where it is a very rare male name, and Chile. Much less frequently, Agustin Gregorio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Agustin Gregorio | Peru, Argentina, Spain, Chile, Ecuador |