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Updated June 9, 2019

Family name origins & meanings

  • German : habitational name from Koos in Pomerania.
  • Dutch : nickname for a flatterer or persuasive talker, from Middle Dutch cose ‘flattery’, a noun derivative of cosen ‘to fondle or caress’, ‘to smooth talk’.
  • Hungarian (Koós) : variant of Kós (see Kos).

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