Cognomen Nastazio (Nastazio 
) , in all the world, is a very rare last name. The cognomen Nastazio is habitual in Indonesia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Nastazio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nastazio | Indonesia, United States, Brazil |