Family name Gilberto Sigifredo (Gilberto Sigifredo 
) , all over the world, is an extremely rare surname. The family name Gilberto Sigifredo is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Gilberto Sigifredo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gilberto Sigifredo | Ecuador, Chile |