title: JCO
text: # JCO
  
  JCO as an acronym may stand for:
  
  * JCO (company), a Japanese nuclear fuel cycle company involved in the Tokaimura nuclear accident
  * Jamaican Caves Organisation
  * Jewish Combat Organization, a Jewish resistance group during World War II
  * Journal of Clinical Oncology, a leading medical journal
  * Joyce Carol Oates, American author
  * Junior commissioned officer, a group of military ranks in the armies of India and Pakistan
  * Junkers, a former German aircraft manufacturer
  