Family name Sandro Gregorio (Sandro Gregorio 
) , throughout the world, is an extremely rare cognomen. The family name Sandro Gregorio is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Predominantly, Sandro Gregorio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sandro Gregorio | Chile, Peru, Ecuador |