Updated June 9, 2019

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Family name origins & meanings

  • Polish (Kwaśniewski) : habitational name for someone from Kwaśno in Płock voivodeship or Kwaśniów in Katowice voivodeship, named with kwaśny ‘sour’, probably referring to the quality of the soil.
  • Polish (Kwaśniewski) : possibly a derivative of kwaśny as an unflattering nickname for a sour-faced man.