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Cognomen Kulmatov (Кулматов
, Kulmatov
) , across the world, is quite a rare last name. The surname Kulmatov is characteristic of Central Asia, particularly Kyrgyzstan, where it is quite a common surname, Tajikistan, where it is quite a rare surname, and Uzbekistan. Measured by absolute frequency, it is the most numerous in Kyrgyzstan, Russia, and Uzbekistan.