Cognomen Stanja (Stanja 
) , all over the world, is a very rare family name. The last name Stanja is characteristic of Croatia, where it is a rare surname, and Germany, where it is an extremely rare surname. Also, Stanja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stanja | Netherlands, Sweden, United States, Germany, Croatia |