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Surname Gruszczynski (Gruszczynski ) , in the entire world, is quite a rare family name. The surname Gruszczynski is habitual in Poland, where it is quite a rare surname, Estonia, where it is a rare surname, and Lithuania. Measured by absolute frequency, it is the most numerous in Poland, the United States, and Germany. More frequently, Gruszczynski is the forename as well as the last name.
VARIANT | COUNTRY |
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Gruszczynski | Poland, France, United States, Germany, United Kingdom |