Cognomen Štof (Stoff 
, Štof, Штоф 
) , around the world, is quite a rare last name. The surname Štof is habitual in Austria, where it is quite a rare surname, Bosnia and Herzegovina, and Hungary, where it is a rare surname. Not in comparison with a country's population, it most frequently occurs in Germany, the United States, and Austria. Very seldom, Štof is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stoff | Austria, Germany, Bosnia and Herzegovina, United States, Indonesia |
| Штоф | Russia, Ukraine |