Cognomen Hastun (Hastun 
) , all around the world, is a very rare last name. The last name Hastun is habitual in Argentina, where it is a very rare surname, Indonesia, and Malaysia, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Indonesia, Argentina, and Turkey. Likewise, Hastun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hastun | Argentina, Turkey, Germany, India, Indonesia |