The Rosebud Indian Reservation (RIR) is an Indian reservation in South Dakota, United States. It is the home of the federally recognized Sicangu Oyate, also known as Sicangu Lakota, the Upper Brule Sioux Nation, and the Rosebud Sioux Tribe (RST), a branch of the Lakota people. Sicangu Oyate translates from Lakota to English as "Burnt Thigh Nation"; it is sometimes translated via French as "Brule Sioux". Prop 65 Compliant - No Labeling Necessary