Family name Maximiliano Gerardo (Maximiliano Gerardo 
) , around the world, is an extremely rare surname. The surname Maximiliano Gerardo is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Maximiliano Gerardo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maximiliano Gerardo | Costa Rica, Chile, Ecuador, Argentina, Peru |