Last name Gustavo Adalberto (Gustavo Adalberto 
) , in all the world, is an extremely rare cognomen. The last name Gustavo Adalberto is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Gustavo Adalberto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gustavo Adalberto | Chile, Peru, Ecuador |