Cognomen Superiano (Superiano 
) , globally, is a rare last name. The surname Superiano is characteristic of Philippines, where it is a rare surname, Venezuela, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Superiano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Superiano | Brazil, Venezuela, Philippines |