Last name Zuk (Zuk , Сук , Żuk ) , in the world, is a common cognomen. The cognomen Zuk is habitual in Poland, where it is quite a common surname, Estonia, where it is quite a rare surname, and Ukraine. Measured by absolute frequency, it is the most numerous in Poland, Ukraine, and the United States. Also, Zuk is the forename as well as the last name.