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Cognomen Olker (Olker ) , in all the world, is a rare last name. The family name Olker is characteristic of Germany, where it is a very rare surname, the United States, and Turkey. Measured by absolute frequency, the name is most common in the United States, Germany, and China. Also, Olker is the forename as well as the last name.
VARIANT | COUNTRY |
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Olker | Germany, United States, Bolivia, China, Turkey |