Surname Regorio (Regorio 
) , worldwide, is a very rare cognomen. The last name Regorio is characteristic of Philippines, where it is a very rare surname, Nicaragua, and China, where it is an extremely rare surname. In absolute terms, this name is the most popular in China, Philippines, and Mexico. More frequently, Regorio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Regorio | Philippines, Mexico, China, Argentina, Ecuador |