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Surname Dejna (Дена
, Dejna
, Дейна
) , throughout the world, is quite a common family name. The surname Dejna is habitual in Bulgaria, where it is quite a common surname, Ukraine, where it is quite a rare surname, and Kazakhstan, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Bulgaria, Ukraine, and Russia. Likewise, Dejna is the forename as well as the last name.