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Family name Грач (Gracz , Грач , Hrach ) , in the world, is quite a rare cognomen. The cognomen Грач is characteristic of Eastern Europe, particularly Czechia, where it is quite a rare surname, Poland, and Slovakia. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Poland, Russia, and Czechia. Likewise, Грач is the forename as well as the last name.