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Family name Chyba (Chyba , Чиба ) , throughout the world, is quite a rare last name. The last name Chyba is habitual in Czechia, where it is quite a rare surname, Slovakia, and Austria. Not in comparison with a country's population, the name is most common in Czechia, Poland, and Austria. Very seldom, Chyba is the forename as well as the last name.