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In the entire world, Tyana (Тяна , Tyana , Тиана ) is quite a common female forename. The forename Tyana is characteristic of Bulgaria, where it is quite a common feminine name, Greece, where it is a rare female name, and the United States, where it is a rare dominantly girly, but uncommonly boy's name. In absolute terms, this name is the most popular in Bulgaria, the United States, and Indonesia. Likewise, Tyana is the last name as well as the forename.