Klika is a surname. Notable people with the surname include:

  • Bill Klika, (born 1945), American football and baseball coach
  • Bohumil Klika (1868–1942), Czech zoologist and paleontologist, also known as Gottlieb Klika
  • Čeněk Klika, Czech Scouting official
  • Miloš Klika (1890–?), Bohemian fencer
  • Russell Klika (born 1960), American military photojournalist
  • Klika Klika (created 2012), A group of Greek Cypriot leventes from the Midlands, UK