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Cognomen Borchardt (Borchardt
, Борхардт
) , all around the world, is a common family name. The surname Borchardt is habitual in Germany, where it is quite a rare surname, Luxembourg, and Brazil. Measured by absolute frequency, it is the most numerous in Germany, the United States, and Brazil. Much less frequently, Borchardt is the forename as well as the last name.