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Cognomen Gergan (Gergan
) , across the world, is a very rare family name. The surname Gergan is characteristic of Hungary, where it is a rare surname, Honduras, where it is a very rare surname, and Canada, where it is an extremely rare surname. In absolute terms, the name is most common in Hungary, India, and the United States. Likewise, Gergan is the forename as well as the last name.