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Cognomen Kamen (Kamen
, Камен
, كامن
) , throughout the world, is quite a common last name. The cognomen Kamen is habitual in Bulgaria, where it is quite a common surname, Cameroon, where it is quite a rare surname, and Slovakia. Measured by absolute frequency, the name is most common in Bulgaria, the United States, and Cameroon. Likewise, Kamen is the forename as well as the last name.