Cognomen Штепанек (Štěpánek 
, Штепанек 
) , in all the world, is quite a rare last name. The family name Штепанек is habitual in Eastern Europe, particularly Czechia, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Ukraine, where it is a very rare surname. Measured by absolute frequency, it is commonest in Czechia, Slovakia, and Germany. Much less frequently, Штепанек is the forename as well as the last name.