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Surname Bidun (Bidun
, Бидун
, Бідун
) , across the world, is a rare last name. The last name Bidun is characteristic of Ukraine, where it is a rare surname, Belarus, where it is a very rare surname, and Kazakhstan. In absolute terms, the name is most common in Ukraine, Indonesia, and Russia. Likewise, Bidun is the forename as well as the last name.