The Roman Catholic Diocese of Warri () is a diocese located in the city of Warri in the ecclesiastical province of Benin City in Nigeria.

History March 10, 1964: Established as Diocese of Warri from the Diocese of Benin City

Special churches The Cathedral is Sacred Heart Cathedral in Warri.

Bishops Bishops of Warri Lucas Olu Chukwuka Nwaezeapu (1964.03.10 – 1983.09.10) Edmund Joseph Fitzgibbon, S.P.S. (1991.08.31 – 1997.03.03) Richard Anthony Burke, S.P.S. (1997.03.03 - 2007.12.24), appointed Archbishop of Benin City John Okeoghene Afareha (29 March 2010 – 18 April 2022)

Coadjutor Bishop Richard Anthony Burke, S.P.S. (1995-1997)

Auxiliary Bishop John ’Oke Afareha (1997-2010), appointed Bishop here

Other priests of this diocese who became bishops Joseph O. Egerega, appointed Vicar Apostolic of Bomadi in 1997

Deaneries

Warri Deanery Sacred Heart, Cathedral. St. Paul, Odion. Annunciation, Ogunu. Holy Family, Edjeba. Assumption, Idama. Escravos Catholic Community. St. Theresa's, Ubeji. ANNUNCIATION Parish Bazunu Our Lady Queen of Nigeria, Apala

Effurun Deanery Mother of the Redeemer, Effurun. Corpus Christi, Japka Road. St. Jude, G.R.A. Seat of wisdom, P.T.I. St. Anthony, Ugborikoko. St. Ambrose, Ekpan. Blessed Tansi, Ugboroke. St. John Vianney, New Layout. pope John 11, Army Barracks. Our Lady Queen of Peace, Navy Barracks. Nativity, Alegbo. Holy Trinity, Ugbomro. Our Lady of the Rosary, Ebrumede. St. Cyprian, Agaga oil field Road, Effurun.

Udu Deanery St. Michael's, DSC. St. Paul's, Enerhen. St. Mary's, Ovwian. St. Anthony's Ogbe-Ijoh. St. Benedict's Oruhwhorun. St. Peter's, Ekete Inland. St. Thomas, Otokutu st. Mathew, aladja

Sapele Deanery St. Bridget, Amuogodo, Sapele. St. Patick's, Sapele. St. Martin's, Gana - Sapele. St. Mary, Koko. st. Felix, Oghara. Sacred Heart, Abraka. St. Paul's Chaplaincy, Abraka. Holy Trinity, Oria-Abraka. St Williams, Orerokpe. St Partick’S Eku. St. Mary Amukpe. St. Peter's Okuokoko. St. Theresa, Ovu Inland. St. Theresa, Osubi.

Oleh Deanery St. John the Baptist, Oleh. Holy Trinity, Ozoro. St. Matthias, Uzere. St. Gregory, Olomoro. St. Anthony, Otor-Owhe. Annunciation Chaplaincy, Ozoro. St. Peter's Chaplaincy, Oleh. St. Monica's Aviara. St. Mary's Irri. St. Patrick, Owhelogbo. St. Patrick, Ellu. St. St Pio, Ozoro. St. Dominic, Emevor. St. Andrew, Ofagbe.

Kwale Deanery St. John's, Abbi. St. Peter's, Aboh. St. Leo, Ashaka. Holy Rosary, Utagha-Ogbe. St. Michael Umutu. Our Lady of Lourdes, Ndemili. Christ the King, Obiaruku. St. Theresa's, Obinomba. St. Joseph's Aragba Orogun. corpus christi, Obiaruku

Ughelli Deanery SS Peter & Paul Ughelli. St. Michael's Otorvwodo. St. John's Ewreni. St.Peter’s Eghwu. St. Patrick's Okwagbe. Assumption Ekuigbo. Christ the king Okpara-inland. HolySpirit, Ighrekpokpo. St. Joseph's Okpare Olomu. St. Joseph ‘s Oviri – Olomu. St. Gregory's Agbarho. Descent of the Holy Spirit, Agbarho. St. Theresa's, Otoroh-Agbon St. James, Kokori Inland. St. Joseph's, Aragba Orogun. Immaculate Conception, Usiefurun. St. Theresa's Oloho Avenue.

See also Roman Catholicism in Nigeria

Sources GCatholic.org Information Catholic Hierarchy Eje s Gist News