Worldwide, Guerreroo (Guerreroo 
) is an extremely rare unknown gender forename. Much more frequently, Guerreroo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Guerreroo | United States, Spain, Mexico, Venezuela, Colombia |
Abel, Diiana, Guaada, Lusmar, Veeroo, Yareli, Sandraa, Clarita, Daniel, Pedrito, Jackiie, Jaavier, Tamaraa, Daniiela, Giiselii, Jenifeer, Angeliica, Laauraa, Karlaa, Aandii, Angiie, Jose, Elii, Fede, Maywi, Karla, Kevin, Perla, Pedro, Danna, Gabby, Josee, Edgar, Zaira, Matthy, Monsee, Sandra, Andrea, Dianithaa, and Fernandaa