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Family name Riederer (Riederer ) , throughout the world, is quite a rare surname. The last name Riederer is habitual in Western Europe, particularly Switzerland, where it is quite a rare surname, Austria, and Germany. Measured by absolute frequency, it most frequently occurs in Germany, the United States, and Switzerland. Much less frequently, Riederer is the forename as well as the last name.
VARIANT | COUNTRY |
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Riederer | Switzerland, United States, Austria, Romania, Germany |