Željko Ražnatović, better known as Arkan, was a Serbian mobster and head of the Serb paramilitary force called the Serb Volunteer Guard during the Yugoslav Wars.

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.