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Cognomen Guerero (Guerero
) , in all the world, is quite a rare last name. The cognomen Guerero is habitual in Trinidad and Tobago, where it is quite a rare surname, the Dominican Republic, and Philippines, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Philippines, the Dominican Republic, and Mexico. Very seldom, Guerero is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guerero | Philippines, Colombia, Dominican Republic, Mexico, United States |