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Cognomen Ignaciuk (Ignaciuk ) , worldwide, is quite a rare surname. The last name Ignaciuk is characteristic of Poland, where it is quite a rare surname, Estonia, where it is a rare surname, and Argentina, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Poland, the United States, and Argentina. More prevalently, Ignaciuk is the forename as well as the last name.