Family name Bidaš (Бидаш 
, Bidaš) , across the world, is a rare last name. The surname Bidaš is habitual in Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, it is commonest in Eastern Europe, particularly Russia, Belarus, and Ukraine. Also, Bidaš is the forename as well as the last name.