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Surname Holub (Holub , Голуб , Холуб ) , all around the world, is a common cognomen. The family name Holub is characteristic of Eastern Europe, particularly Czechia, where it is quite a common surname, Ukraine, and Belarus (explore the name in all countries). Measured by absolute frequency, the name is most common in Eastern Europe, particularly Ukraine, Russia, and Czechia. Very seldom, Holub is the forename as well as the last name.