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Cognomen Kuck (Kuck , 库克 , Кук ) , in all the world, is quite a common surname. The cognomen Kuck is characteristic of Germany, where it is quite a rare surname, Ukraine, and Kazakhstan, where it is a rare surname. Not in comparison with a country's population, it is commonest in Germany, the United States, and Ukraine. Much less frequently, Kuck is the forename as well as the last name.