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Cognomen Aidar (Айдар , Аидар , Aidar ) , in the entire world, is quite a common family name. The surname Aidar is habitual in Kyrgyzstan, where it is quite a common surname, Kazakhstan, where it is quite a rare surname, and Cyprus. Measured by absolute frequency, the name is most common in Kyrgyzstan, Russia, and Brazil. More prevalently, Aidar is the forename as well as the last name.