Roman Catholic Diocese of Mahagi–Nioka

The Roman Catholic Diocese of Mahagi–Nioka (Latin: Romano-Catholicae Dioecesis Mahagi-Nioka, French: Diocèse catholique romain de Mahagi-Nioka) is a diocese located in the territories of Mahagi–Nioka, Ituri Province, in the ecclesiastical province of Kisangani in the Democratic Republic of the Congo.

History

 * 2 July 1962: Established as Diocese of Mahagi from the Diocese of Bunia
 * 30 October 1967: Renamed as Diocese of Mahagi – Nioka

Ordinaries, in reverse chronological order

 * Bishops of Mahagi–Nioka (Latin Rite), below
 * Bishop Sosthène Ayikuli Udjuwa (16 November 2010 – present)
 * Bishop Marcel Utembi Tapa (16 October 2001 – 28 November 2008), appointed Archbishop of Kisangani
 * Bishop Alphonse-Marie Runiga Musanganya (4 September 1980 – 16 October 2001)
 * Bishop Thomas Kuba Thowa (30 October 1967 – 10 October 1979); see below
 * Bishop of Mahagi (Latin Rite), below
 * Bishop Thomas Kuba Thowa (2 July 1962 – 30 October 1967); see above

Other priest of this diocese who became bishop

 * Etienne Ung’eyowun Bediwegi, appointed Bishop of Bondo in 2008