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Family name Tuko (Tuko
, Tuch
, Туко
) , across the world, is quite a rare last name. The family name Tuko is characteristic of Guatemala, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Estonia, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Guatemala, the United States, and Germany. Also, Tuko is the forename as well as the last name.