The Roman Catholic Diocese of Kibungo () is an ecclesiastical territory or diocese of the Catholic Church in Rwanda. It was erected on 5 September 1968 by Pope John XXIII. The diocese is a suffragan of the Archdiocese of Kigali.
Bishops
Ordinaries
Joseph Sibomana (5 September 1969 – 30 March 1992) Frédéric Rubwejanga (30 March 1992 – 28 August 2007) Kizito Bahujimihigo (28 August 2007 – 29 January 2010) Antoine Kambanda (7 May 2013 – 19 November 2018), appointed Archbishop of Kigali Jean-Marie Vianney Twagirayezu since the 20th of january 2023