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