Iolonioro is a department or commune of Bougouriba Province in south-western Burkina Faso. Its capital lies at the town of Iiolonioro. According to the 2019 census the department has a population of 35,351.
IiolonioroBarkouraBarseraBinteBotoroBurkinaoDiassaraDjonlèraDoumbouroDounkoraDounteloGairo, Burkina FasoGbingueGomgombiroGongontianoHebrimponoKambeledagaKourseraKpalbaloLoukouraMilpoNiombounaNiombripoNonkuéroNâÂÂtonheroOuidiara PergdalembiroPokouroPoyoSangoloSarambourSarambouraSidoumoukarSidoumoukar-HiroSinamananaTiarkiroTomenaTorkiaroWerinkeraYeyeraYounora