The Roman Catholic Diocese of Doba () is a diocese in Doba in the ecclesiastical province of N'Djamena in Chad.

History March 6, 1989: Established as Diocese of Doba from the Diocese of Moundou

Bishops Bishops of Doba (Roman rite) Bishop Michele Russo, M.C.C.I. (March 6, 1989, – January 30, 2014) Bishop Martin Waïngue Bani (since December 10, 2016) Other priest of this diocese who became bishop Joachim Kouraleyo Tarounga, appointed Bishop of Moundou in 2004

See also Roman Catholicism in Chad

Sources GCatholic.org