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Last name Dr. Jan-Frederik (Dr. Jan-Frederik ) , in the world, is an extremely rare family name. Much more frequently, Dr. Jan-Frederik is the forename as well as the last name. Parts of the name also exists independently as a first name Dr. Jan, and a first name Frederik.
VARIANT | COUNTRY |
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Dr. Jan-Frederik | Germany |
Prüßmann, and Grottschreiber