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Last name Dedina (Dedina , Дедина , Dédina) , in the world, is a rare family name. The family name Dedina is characteristic of Eastern Europe, particularly Czechia, where it is quite a rare surname, Slovakia, where it is a rare surname, and Belarus. Not in comparison with a country's population, it is the most numerous in Czechia, Russia, and the United States. Likewise, Dedina is the forename as well as the last name.