Cognomen Mario Adriano (Mario Adriano 
) , worldwide, is an extremely rare last name. The cognomen Mario Adriano is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Mario Adriano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mario Adriano | Philippines, Brazil, Ecuador, Chile, Peru |