Among the Harûze or Near Haradrim, "Autarb" designated a local King. The Autarbe were, along with the Tarbe and Sihade, part of the Fezir-caste.
There were a number of kingdoms in Near Harad: Amrûn, Arysis, Emreth, Chelkar, Harûzan, Lurmsakûn, Pezarsan, and Siakan.