Diocese of Nkayi, Congo-Brazzaville 🇨🇬

Rite: Roman (Latin)

Name: Nkayi / Nkayien(sis) (Latin)

Ecclesiastical Province: Pointe-Noire

Neighbouring Dioceses: Dolisie (←), Franceville (↑), Gamboma (↗), Kinkala (→), Boma (↘)

1983.12.05: Established as Diocese of Nkayi / Nkayien(sis) (Latin) (from Diocese of Pointe-Noire and became suffragan of Brazzaville)
2013.05.24: Lost territory to establish Diocese of Dolisie
2020.05.30: Became suffragan of Pointe-Noire

Bishop (2001.10.16 – ...):	Bishop Daniel Mizonzo (72)
Coadjutor Bishop (2025.12.01 – ...):	Bishop François Halyday Mbouangui (48)

Bishops of Nkayi (Roman Rite)

Bishop Louis Portella Mbuyu (83)
(Apostolic Administrator sede plena 2025.05.30 – 2026.02.15)

Bishop Daniel Mizonzo (72)
(2001.10.16 – ...)

Bishop of Nkayi (Congo-Brazzaville)

Born:	1953.09.29 (Nzaou-Mouyondzi, Congo-Brazzaville)
Ordained Priest:	1981.07.12
Consecrated Bishop:	2002.01.06

Priest of Nkayi (Congo-Brazzaville) (1981.07.12 – 2001.10.16)

Bishop of Nkayi (Congo-Brazzaville) (2001.10.16 – ...)

President of Episcopal Conference of Congo (2015.04.25 – 2022.05.01)

Bishop Louis Portella Mbuyu (83)
(Apostolic Administrator sede plena 2000 – 2021.10.16)

Bishop Bernard Nsayi
(1990.07.07 – 2001.10.16)

Bishop of Nkayi (Congo-Brazzaville) (1990.07.07 – 2001.10.16)

Bishop Ernest Kombo, S.J.
(1983.12.05 – 1990.07.07)

Born:	1941.03.27 (Pointe-Noire, Congo-Brazzaville)
Ordained Priest:	1973.07.08
Consecrated Bishop:	1984.01.06
Died:	2008.10.22 (Paris, France † 67)

Bishop of Nkayi (Congo-Brazzaville) (1983.12.05 – 1990.07.07)

Apostolic Administrator sede plena of Pointe-Noire (Congo-Brazzaville) (1986.06.09 – 1988.09.01)

Bishop of Owando (Congo-Brazzaville) (1990.07.07 – 2008.10.22)

President of Episcopal Conference of Congo (2003.05 – 2006)

Dolisie (←), Franceville (↑), Gamboma (↗), Kinkala (→), Boma (↘)

Area: 33,210 km²

Population: 390,140 Catholics (61.0% of 640,000 total)

Pastoral Centres: 18 parishes

Personnel: 42 priests (41 diocesan, 1 religious), 28 religious (6 brothers, 22 sisters), 29 seminarians