List of Catholic dioceses in Malaysia

The Catholic Church in Malaysia, Singapore and Brunei (its two small Malay neighbors) is composed of a Latin (Roman Rite) hierarchy, joint in the transnational Episcopal Conference of Malaysia, Singapore and Brunei, consisting of

There are no Eastern Catholic jurisdictions.

There is an Apostolic Nunciature to Malaysia as papal diplomatic representation (embassy-level) in the national capital Kuala Lumpur. In it the Apostolic Delegation (lower level) to Brunei is also vested.
There is a separate Apostolic Nunciature to Singapore (in the capital of the same name), into which are vested the Non-Residential Pontifical Representation for Vietnam and Apostolic Nunciature to the Association of Southeast Asian Nations (ASEAN, which all abovementioned states belong to, with others in the region).

covering Peninsular Malaysia

covering Sarawak state, on Borneo

covering Sabah state, on Borneo

There are no titular sees. All defunct jurisdictions have current successor sees.

The Archdiocese of Malacca-Singapore was split into the Archdiocese of Singapore and the Diocese of Malacca-Johor in 1972, seven years after Singapore became independent.

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