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Family name Вацлавик (Vaclavik , Watzlawick , Вацлавик ) , all over the world, is quite a rare cognomen. The cognomen Вацлавик is habitual in Czechia, where it is quite a common surname, Slovakia, and Austria, where it is a rare surname. In absolute terms, the name is most common in Czechia, Slovakia, and the United States.