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Cognomen Tatusko (Tatusko ) , in the world, is a rare last name. The family name Tatusko is habitual in Poland, where it is a rare surname, the United States, where it is a very rare surname, and Ukraine, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in the United States, Poland, and the United Kingdom. Very seldom, Tatusko is the forename as well as the last name.