Surname Caballlero (Caballlero 
) , across the world, is a very rare family name. The last name Caballlero is characteristic of Latin America and the Caribbean, particularly Uruguay, where it is a rare surname, Colombia, where it is a very rare surname, and Honduras. Measured by absolute frequency, it most frequently occurs in Philippines, Colombia, and Uruguay. Much less frequently, Caballlero is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Caballlero | Spain, Uruguay, Philippines, Mexico, Colombia |