The Roman Catholic Archdiocese of Kigali (Latin: Archidioecesis Kigaliensis) is an ecclesiastical territory or diocese of the Roman Catholic Church in Rwanda. It was erected from the Archdiocese of Kabgayi by Pope Paul VI on April 10, 1976, with the suffragan sees of Butare, Byumba, Cyangugu, Gikongoro, Kabgayi, Kibungo, Nyundo, Ruhengeri. It is the only archdiocese within Rwanda.
The motherchurch of the archdiocese and thus seat of its archbishop is St. Michael's Cathedral.