Family name Rigoberto Guillermo (Rigoberto Guillermo 
) , in the entire world, is a very rare cognomen. The surname Rigoberto Guillermo is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Rigoberto Guillermo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rigoberto Guillermo | Chile, Peru, Mexico, Ecuador, Spain |