The Catholic Bishops’ Conference of Malaysia, Singapore and Brunei (CBCMSB) is the episcopal conference of the Catholic Church in the nations of Malaysia, Singapore and Brunei.

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The CBCMSB reviews the position of the Church in Malaysia, Singapore and Brunei, and also undertakes a variety of activities covering, for example, the youth, health care and media.

Headquartered in Singapore, there are approximately, 1.174 million Catholics in total in the three countries; 880,000 in Malaysia, 303,000 in Singapore and 21,000 in Brunei.

Members include diocesan bishops, coadjutors, auxiliary bishops, and diocesan administrators.

The organisation structure for the 2023-2025 term.^[1]

Malaysia

• Dato' Sri Sebastian Francis, Bishop of Penang, Cardinal
• Julian Leow Beng Kim, Archbishop of Kuala Lumpur
• Datuk John Wong Soo Kau, Archbishop of Kota Kinabalu
• Simon Peter Poh Hoon Seng, Archbishop of Kuching
• Bernard Paul, Bishop of Malacca-Johor
• Datuk Cornelius Piong, Bishop of Keningau
• Datuk Julius Dusin Gitom, Bishop of Sandakan
• Joseph Hii Teck Kwong, Bishop of Sibu
• Richard Ng, Bishop of Miri

Singapore

• William Goh Seng Chye, Archbishop of Singapore, Cardinal

Brunei

• Robert Leong, Apostolic Administrator of Brunei

• Tan Sri Datuk Murphy Nicholas Xavier Pakiam, Archbishop Emeritus of Kuala Lumpur
• Nicholas Chia Yeck Joo, Archbishop Emeritus of Singapore
• Datuk John Lee Hiong Fun-Yit Yaw, Archbishop Emeritus of Kota Kinabalu
• Dato John Ha Tiong Hock, Archbishop Emeritus of Kuching
• Dato Sri Peter Chung Hoan Ting, Archbishop Emeritus of Kuching
• Paul Tan Chee Ing, S.J., Bishop Emeritus of Malacca-Johor
• James Chan Soon Cheong, Bishop Emeritus of Malacca-Johor
• Anthony Selvanayagam, Bishop Emeritus of Penang
• Dominic Su Haw Chiu, Bishop Emeritus of Sibu
• Anthony Lee Kok Hin, Bishop Emeritus of Miri

• Cardinal Sebastian Francis of Penang (2016–2023)
• Archbishop John Ha Tiong Hock of Kuching (2012–2016)
• Bishop Paul Tan Chee Ing, S.J. of Malacca-Johor (2011–2012)
• Archbishop Murphy Nicholas Xavier Pakiam of Kuala Lumpur (2007–2011)
• Archbishop Nicholas Chia Yeck Joo (謝益裕) of Singapore (2003–2007)
• Archbishop Anthony Soter Fernandez of Kuala Lumpur (2000–2003)
• Archbishop Peter Chung Hoan Ting (鍾萬庭) of Kuching (1994–2000)
• Archbishop Gregory Yong Sooi Ngean, D.D., D.C.L(楊瑞元) of Singapore (1990–1999)
• Archbishop Anthony Soter Fernandez of Kuala Lumpur (1987–1990)
• Archbishop Gregory Yong Sooi Ngean, D.D., D.C.L (楊瑞元) of Singapore (1980–1987)
• Archbishop Peter Chung Hoan Ting (鍾萬庭) of Kuching (1976–1979)
• Bishop Anthony Denis Galvin, M.H.M. of Miri (1969–1976)
• Archbishop Michel Olçomendy, M.E.P. (奧爾科曼迪) of Singapore (1964–1969)

• Roman Catholicism in Malaysia
• Roman Catholicism in Singapore
• Roman Catholicism in Brunei