Family name Alcibiades Roberto (Alcibiades Roberto 
) , in the entire world, is an extremely rare last name. The cognomen Alcibiades Roberto is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More frequently, Alcibiades Roberto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alcibiades Roberto | Chile, Peru, Ecuador |