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Across the world, Tonka (Тонка , Tonka , トンカ) is quite a common principally feminine, but very infrequently boy's first name. The given name Tonka is characteristic of Bulgaria, where it is quite a common feminine name, Croatia, and Greece, where it is quite a rare female name. In absolute terms, it is commonest in Bulgaria, Croatia, and India. Likewise, Tonka is the last name as well as the forename.