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Last name קולב (Kolev , Kolb , קולב ) , in the entire world, is a common family name. The cognomen קולב is habitual in Bulgaria, where it is a widespread surname, Liechtenstein, where it is quite a common surname, and North Macedonia (explore the name in all countries). Measured by absolute frequency, the name is most common in Bulgaria, Germany, and the United States. Much less frequently, קולב is the forename as well as the last name.