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Cognomen Stempen (Стемпень
, Stempen
) , in the entire world, is a very rare family name. The cognomen Stempen is characteristic of Estonia, where it is a rare surname, Ukraine, where it is a very rare surname, and Belarus. Measured by absolute frequency, the name is most common in Eastern Europe, particularly Ukraine, Russia, and Belarus. Much less frequently, Stempen is the forename as well as the last name.