A variant of Czarnecki, it is a toponymic surname for someone from Czarnca in Kielce voivodeship, or any of the various places called Czarnocin or Czarnia, all derived from the Polish adjective "czarny", which means 'black'.
A variant of Czarnecki, it is a surname that originated from someone's place of birth in Czarnca, Kielce voivodeship, or any of the places named Czarnocin or Czarnia, all derived from the Polish word "czarny", meaning 'black'.