>
Cognomen Guillermo Gregorio (Guillermo Gregorio
) , worldwide, is a very rare surname. The last name Guillermo Gregorio is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More frequently, Guillermo Gregorio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guillermo Gregorio | Spain, Mexico, Ecuador, Chile, Peru |
Medina, Muñoz, Sobera, Garcia, Guerra, Quispe, Morales, Mendoza, Gallardo, Gonzalez, Parra Quezada, Jorquera Cortes, and Vasquez Zambrano