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Family name Lyana (Лиана , Lyana , Ляна ) , all over the world, is quite a common cognomen. The last name Lyana is habitual in Armenia, where it is quite a common surname, Brunei, where it is quite a rare surname, and Turkmenistan. In absolute terms, it most frequently occurs in Armenia, Indonesia, and Russia. More prevalently, Lyana is the forename as well as the last name.