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Cognomen Fisak (Fisak
, Фисак
) , around the globe, is a rare surname. The last name Fisak is characteristic of Czechia, where it is quite a rare surname, Ukraine, where it is a rare surname, and Kazakhstan. Measured by absolute frequency, it most frequently occurs in Eastern Europe, particularly Russia, Czechia, and Ukraine. Very seldom, Fisak is the forename as well as the last name.