| 1/1/2013, Tue | New Year's Day |
- Note
- A statutory public holiday (Awal Tahun Masihi).
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| 1/24/2013, Thu | Prophet Muhammad's Birthday |
- Note
- A statutory public holiday (Maulud Nabi Muhammad SAW).
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| 2/11/2013, Mon | Chinese New Year: Actual Observance Day |
- Note
- A statutory public holiday (Tahun Baru Cina).
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| 2/23/2013, Sat | National Day of Brunei Darussalam |
- Note
- A statutory public holiday (Hari Kebangsaan).
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| 6/3/2013, Mon | Royal Brunei Armed Forces Day: Actual Observance Day |
- Note
- A statutory public holiday.
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| 6/6/2013, Thu | Isra' and Mi'raj |
- Note
- A statutory public holiday commemorating the Prophet Muhammad's night journey and ascension.
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| 7/9/2013, Tue | First Day of Ramadan |
- Note
- A statutory public holiday (Awal Ramadan).
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| 7/15/2013, Mon | H.M. The Sultan's Birthday |
- Note
- A statutory public holiday. H.M. Sultan Haji Hassanal Bolkiah's Birthday (born 15 July 1946).
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| 7/25/2013, Thu | Nuzul Al-Quran |
- Note
- A statutory public holiday commemorating the revelation of the Qur'an.
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| 8/8/2013, Thu | Hari Raya Aidil Fitri (Day 1) |
- Note
- A statutory public holiday.
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| 8/10/2013, Sat | Hari Raya Aidil Fitri (Day 3) |
- Note
- A statutory public holiday.
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| 8/12/2013, Mon | Hari Raya Aidil Fitri (Day 2): Actual Observance Day |
- Note
- A statutory public holiday.
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| 10/15/2013, Tue | Hari Raya Aidil Adha |
- Note
- A statutory public holiday.
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| 11/5/2013, Tue | Islamic New Year |
- Note
- A statutory public holiday.
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| 12/25/2013, Wed | Christmas Day |
- Note
- A statutory public holiday.
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