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Last name Janiuk (Janiuk ) , all around the world, is a rare cognomen. The surname Janiuk is characteristic of Poland, where it is quite a rare surname, Ireland, where it is a rare surname, and Argentina. Measured by absolute frequency, the name is most common in Poland, the United States, and Argentina. More prevalently, Janiuk is the forename as well as the last name.
VARIANT | COUNTRY |
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Janiuk | Canada, Brazil, United States, Poland, Argentina |