Delije is collective name for supporters of various sports clubs that are part of Red Star Belgrade multi-sport club. The plural of the singular form delija (делија)—which in Serbian generally signifies a courageous, brave, strong, tough, or even handsome young man—a rough English translation of Delije is "Heroes", "Braves", or "Studs".

The Serb Volunteer Guard, also known as Arkan's Tigers or Arkan's men, was a Serbian volunteer paramilitary unit founded and led by Željko Ražnatović that fought in Croatian War and Bosnian War during the Yugoslav Wars and was responsible for numerous war crimes and massacres.