Diocese of

Diamantino

Brazil

Continent: South America

Rite: Roman (Latin)

Type: Diocese Diocese

Name: Diamantino / Adamanteæ (Latin)

Ecclesiastical Province: Cuiabá

Depends on: Dicastery for Bishops

Websites:

Celebrations

Liturgical Calendar (National) 📅

History

1929.03.22: Established as Territorial Prelature of Diamantino / Adamanteæ (Latin) (from Metropolitan Archdiocese of Cuiabá and became suffragan of Cuiabá)
1979.10.16: Promoted as Diocese of Diamantino / Adamanteæ (Latin)
1982.02.06: Lost territory to establish Diocese of Sinop
1997.12.23: Lost territory to establish Diocese of Juína

Present Prelates

Bishop (2011.12.28 – ...):

Bishop Vital Chitolina, S.C.I. (72)

Ordinaries

Bishops of Diamantino (Roman Rite)

Bishop Vital Chitolina, S.C.I. (72)
(2011.12.28 – ...)

Bishop of Diamantino (Brazil)

Preparai o caminho do Senhor

Born:	1954.01.03 (Tuparendi, RS, Brazil)
Ordained Priest:	1984.12.16
Consecrated Bishop:	1998.04.19

Bishop-Prelate of Paranatinga (Brazil) (1997.12.23 – 2011.12.28)

Bishop of Diamantino (Brazil) (2011.12.28 – ...)

Bishop Canísio Klaus (74)
(1998.08.26 – 2010.05.19)

Bishop of Sinop (Brazil)

Enviado para Evangelizar

Born:	1951.10.09 (Arroio do Meio, RS, Brazil)
Ordained Priest:	1979.12.28
Consecrated Bishop:	1998.06.21

Priest of Santa Cruz do Sul (Brazil) (1979.12.28 – 1998.04.22)

Coadjutor Bishop of Diamantino (Brazil) (1998.04.22 – 1998.08.26)

Bishop of Diamantino (Brazil) (1998.08.26 – 2010.05.19)

Bishop of Santa Cruz do Sul (Brazil) (2010.05.19 – 2016.01.20)

Bishop of Sinop (Brazil) (2016.01.20 – ...)

Bishop Agostinho Willy Kist, S.J.
(1982.11.15 – 1998.08.26)

Born:	1925.12.10 (Brazil)
Ordained Priest:	1956.12.16
Consecrated Bishop:	1983.02.11
Died:	2002.02.28 († 76)

Bishop of Diamantino (Brazil) (1982.11.15 – 1998.08.26)

Bishop Henrique Froehlich, S.J.
(1979.10.16 – 1982.03.25)

Born:	1919.11.22 (Cêrro Alegre, RS, Brazil)
Ordained Priest:	1952.12.03
Consecrated Bishop:	1972.02.20
Died:	2003.12.28 († 84)

Titular Bishop of Iomnium (1971.11.29 – 1978.05.26)

Bishop-Prelate of Diamantino (Brazil) (1971.11.29 – 1979.10.16)

Bishop of Diamantino (Brazil) (1979.10.16 – 1982.03.25)

Bishop of Sinop (Brazil) (1982.03.25 – 1995.03.22)

Prelates of Diamantino (Roman Rite)

Bishop Henrique Froehlich, S.J.
(1971.11.29 – 1979.10.16)

(see above)

Bishop Alonso Silveira de Mello, S.J.
(1955.06.13 – 1971.11.29)

Born:	1901.01.21 (Cruz Alta, RS, Brazil)
Ordained Priest:	1932.12.06
Consecrated Bishop:	1955.08.21
Died:	1987.10.02 († 86)

Apostolic Administrator of Diamantino (Brazil) (1949.11.12 – 1955.06.13)

Titular Bishop of Nasai (1955.06.13 – 1971.11.29)

Bishop-Prelate of Diamantino (Brazil) (1955.06.13 – 1971.11.29)

Fr. Alonso Silveira de Mello, S.J. (later Bishop)
(Apostolic Administrator 1949.11.12 – 1955.06.13)

Former Prelates

Coadjutor Bishop: Bishop Canísio Klaus (74) (1998.04.22 – 1998.08.26)

Special Churches

Cathedral: Catedral Imaculada Conceição, Diamantino, Mato Grosso
Former Cathedral: Antiga Catedral Nossa Senhora da Conceição, Diamantino, Mato Grosso
Jubilee Churches in the Holy Year 2025

Churches by City (25)

São Luiz de Cáceres (↙), Juína (↖), Sinop (↑), Cuiabá (↘)

Statistics (2022.12.31)

Area: 121,300 km²

Population: 286,000 Catholics (54.7% of 522,500 total)

Pastoral Centres: 19 parishes, 306 missions

Personnel: 43 priests (22 diocesan, 21 religious), 54 religious (26 brothers, 28 sisters), 10 seminarians

Pastoral Centres

Last updated on 2026.01.09

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