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Cognomen राजकुमार (Princ , राजकुमार , Raajkumaar ) , in the world, is quite a rare surname. The surname राजकुमार is habitual in Southern Europe, particularly Bosnia and Herzegovina, where it is quite a rare surname, Serbia, and Albania. Measured by absolute frequency, the name is most common in Pakistan, Egypt, and Saudi Arabia. Likewise, राजकुमार is the forename as well as the last name.