2023 in Brunei

The following lists events that happened during 2023 in Brunei.

January

 * 8–17 January – Wedding ceremony of Princess Azemah Ni'matul Bolkiah and Prince Bahar.

March

 * 3 March – First match day of the 2023 Brunei Super League was played.
 * 21 March – Commissioning ceremony of KDB As-Siddiq at Jetty Bravo, Muara Naval Base.

August

 * 25 August – Mohd Nawawi Taha, private and confidential secretary to the Sultan, had his Privy Council membership and title stripped.

October

 * 24 October – Matsatejo Sokiaw, Deputy Minister of Energy at the Prime Minister's Office, had his tenure terminated.

November

 * 1 November – Sultan Ibrahim Iskandar and Tunku Idris Iskandar visited the Sultan.

December

 * 7 December – Khairul Khalil, former husband to Princess Majeedah Nuurul Bolkiah, had his title stripped.
 * 13 December – Commissioning ceremony of KDB Al-Faruq at Jetty Bravo, Muara Naval Base.

Deaths

 * 12 May – Umar Apong, second local to be appointed Brunei's police commissioner (b. 1940).