The Roman Catholic Diocese of Lai () is a diocese in Lai in the ecclesiastical province of N'Djamena in Chad. History November 28, 1998: Established as Diocese of Lai from the Diocese of Doba and Diocese of Moundou Special churches The pro-cathedral is the Cathédrale de la Sainte-Famille in Lai. Leadership Bishops of Lai (Roman rite) Bishop Miguel Angel Sebastián Martínez, M.C.C.I. (November 28, 1998 - October 10, 2018), appointed Bishop of Sarh Bishop Nicolas Nadji Bab (appointed Administrator in November 2018) (December 14, 2019 -) See also Roman Catholicism in Chad References Sources GCatholic.org Catholic Hierarchy Lai Christian organizations established in 1998 Roman Catholic dioceses and prelatures established in the 20th century Roman Catholic Ecclesiastical Province of N'Djaména