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Family name Bartusek (Bartusek , Bartůšek ) , in all the world, is quite a rare cognomen. The cognomen Bartusek is habitual in Eastern Europe, particularly Czechia, where it is quite a rare surname, Slovakia, where it is a rare surname, and Hungary. Measured by absolute frequency, it most frequently occurs in Czechia, the United States, and Germany. Much less frequently, Bartusek is the forename as well as the last name.