| Jurisdiction: | Diocese |
| Border: | Catholic |
| Ban Mê Thuột | |
| Latin: | Dioecesis Banmethuotensis |
| Local: | Giáo phận Ban Mê Thuột |
| Province: | Huê |
| Metropolitan: | Huê |
| Area Km2: | 24,475[1] |
| Population: | 3,285,606 |
| Population As Of: | 2022 |
| Catholics: | 468,836[2] |
| Catholics Percent: | 14.3 |
| Parishes: | 118[3] |
| Denomination: | Catholic |
| Sui Iuris Church: | Latin Church |
| Rite: | Roman Rite |
| Established: | June 22, 1967 |
| Cathedral: | Cathedral of the Sacred Heart in Buôn Ma Thuột |
| Patron: | Vietnamese Martyrs |
| Bishop: | John Baptist Nguyễn Huy Bắc |
| Bishop Title: | Bishop-elect |
| Metro Archbishop: | Joseph Nguyễn Chí Linh |
| Suffragan: | for one --> |
| Apostolic Admin: | Vincent Nguyễn Văn Bản |
| Archdeacon: | for one--> |
Diocese of Ban Mê Thuột (Latin: Dioecesis Banmethuotensis|links=no) is a Roman Catholic diocese of Vietnam in the city of Buôn Ma Thuột (f.k.a. Ban Mê Thuột) in Đắk Lắk Province of the Central Highlands region. John Baptist Nguyễn Huy Bắc was appointed bishop in 2024, after Bishop Vincent Nguyễn Văn Bản was appointed Bishop of the Diocese of Hải Phòng in 2022.
The Diocese of Ban Mê Thuôt was erected on 22 June 1967 by Pope Paul VI with territory from the dioceses of Đà Lạt and Kontum. It is a suffragan diocese of the Archdiocese of Huế. More than 10% of the two million people living in its area are Roman Catholics. Many of them belong to ethnic minorities.
| Bishop | Coat of Arms | Period in office | Status | Reference | ||
|---|---|---|---|---|---|---|
| 1 | Bishop Pierre Nguyễn Huy Mai | June 22, 1967 – August 04, 1990 | Died in office | [4] | ||
| 2 | August 04, 1990 – December 29, 2000 | Resigned | ||||
| 3 | December 29, 2000 – May 17, 2006 | |||||
| – | Bishop Paul Nguyễn Văn Hoà | May 17, 2006 – February 21, 2009 | Apostolic Administrator | |||
| 4 | Bishop Vincent Nguyễn Văn Bản | February 21, 2009 – March 19, 2022 | Transferred to Hai Phong. | |||
| – | Bishop Vincent Nguyễn Văn Bản | March 19, 2022-present | Apostolic Administrator | |||
| Coadjutor Bishop | Coat of Arms | Period in office | Reference | ||
|---|---|---|---|---|---|
| 1 | Bishop Joseph Trịnh Chính Trực | July 19, 1981 – August 04, 1990 | [5] | ||
| 2 | Bishop Joseph Nguyễn Tích Đức | April 21, 1997 – December 29, 2000 | |||