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Last name origins & meanings:

  1. French (Cerné): habitational name from any of numerous places in Calvados, Eure-et-Loire, Vienne, etc., called Cerné, named with the Roman personal name Cernus, a short form of Cerenus or Serenus + the locative suffix -acum.
  2. Slovenian (Černe): nickname for someone with black hair or a dark complexion, from črn ‘black’, ‘dark’.
  3. Probably also Galician: variant of Cerna.