| Noc: | BRU |
| Nocname: | Brunei Darussalam National Olympic Council |
| Games: | Southeast Asian Games |
| Gold: | 16 |
| Silver: | 52 |
| Bronze: | 154 |
| Rank: | 10 |
| Appearances: |
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| Website: |
Brunei Darussalam competes in the Southeast Asian Games since the 1977 edition of the games in Kuala Lumpur, Malaysia where they won their first 3 Bronze Medals. Brunei hosted and competed in the 1999 Southeast Asian Games in Bandar Seri Begawan and finished tenth in the overall total rankings with 4 Gold Medals, 12 Silver Medals and 31 Bronze Medals and is their current best performance in the games.
| Total | Rank | ||||||
|---|---|---|---|---|---|---|---|
| 1977 Kuala Lumpur | ? | 0 | 0 | 3 | 3 | 7th | |
| 1979 Jakarta | 0 | 1 | 0 | 1 | |||
| 1981 Manila | 0 | 0 | 0 | 0 | |||
 1983 Singapore | 0 | 0 | 5 | 5 | |||
 1985 Bangkok | 0 | 0 | 3 | 3 | |||
| 1987 Jakarta | 1 | 5 | 17 | 23 | |||
| 1989 Kuala Lumpur | 1 | 2 | 4 | 7 | 8th | ||
| 1991 Manila | 0 | 0 | 8 | 8 | |||
| 1993 Singapore | 0 | 0 | 0 | 0 | 9th | ||
| 1995 Chiang Mai | 0 | 2 | 6 | 8 | 8th | ||
| 1997 Jakarta | 0 | 2 | 8 | 10 | |||
| 1999 Bandar Seri Begawan | 370 | 4 | 12 | 31 | 47 | 7th | |
| 2001 Kuala Lumpur | 147 | 0 | 5 | 6 | 11 | 10th | |
| 2003 Ho Chi Minh | ? | 1 | 1 | 8 | 10 | ||
| 2005 Manila | 271 | 1 | 2 | 2 | 5 | 9th | |
| 2007 Nakhon Ratchasima | 61 | 1 | 1 | 4 | 6 | 10th | |
 2009 Vientiane | 74 | 1 | 1 | 8 | 10 | ||
| 2011 Jakarta and Palembang | 60 | 0 | 4 | 7 | 11 | 11th | |
| 2013 Nay Pyi Taw | 72 | 1 | 1 | 6 | 10 | ||
| 2015 Singapore | 82 | 0 | 1 | 6 | 7 | 10th | |
| 2017 Kuala Lumpur | 105 | 0 | 5 | 9 | 14 | ||
| 2019 Philippines | 87 | 2 | 5 | 6 | 13 | 9th | |
| 2021 Vietnam | 24 | 1 | 1 | 1 | 3 | 10th | |
| 2023 Cambodia | 65 | 2 | 1 | 6 | 9 | 10th | |
| Total | 16 | 52 | 154 | 222 | 10th | ||
| Medals by sport | ||||||
|---|---|---|---|---|---|---|
| width=120 | Sport | width=30 | Total | |||
| Athletics | 0 | 0 | 1 | 1 | ||
| Boxing | 0 | 0 | 1 | 1 | ||
| Fencing | 0 | 0 | 1 | 1 | ||
| Karate | 0 | 4 | 17 | 21 | ||
| Karate-Do | 0 | 1 | 2 | 3 | ||
| Lawn Bowls | 2 | 9 | 2 | 13 | ||
| Netball | 0 | 0 | 3 | 3 | ||
| Polo | 1 | 0 | 2 | 3 | ||
| Pencak Silat | 2 | 3 | 16 | 21 | ||
| Sepak takraw | 0 | 0 | 8 | 8 | ||
| Shorinji Kempo | 0 | 2 | 0 | 2 | ||
| Taekwondo | 0 | 0 | 3 | 3 | ||
| Wushu | 2 | 6 | 7 | 15 | ||
| Total | 7 | 25 | 63 | 95 | ||