Füchsel or Fuechsel is a German surname derived from the nickname which is a diminutive of Fuchs, 'fox', for a cunning or a red-haired person.Füchsel, Digital Dictionary of German Surnames, Academy of Sciences and Literature, Germany Notable people with the surname include:

George Fuechsel, an IBM programmer credited with the introduction of the term garbage in, garbage out (GIGO)

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