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Family name Spyr (Spyr
, Спир
) , around the world, is a very rare cognomen. The last name Spyr is habitual in Greece, where it is a rare surname, Switzerland, and Russia, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Greece, the United States, and Russia. Likewise, Spyr is the forename as well as the last name.