| Event: | Boxing |
| Games: | 1983 |
| Prev: | 1981 |
| Next: | 1985 |
The Boxing at the 1983 SEA Games was held between 30 May to 3 June at Singapore University Gymnasium.
| Pinweight |  Nelson Jamili |  Wahab Bahari |  Kyaw Han----  N. Subramaniam | |
| Light-flyweight | Johny Asadoma |  Wansuradej Hayedoror | Leopoldo Serantes---- Myint Soe Lay | |
| Flyweight | Efren Tabanas | M. P. Kathirasan | Mohammad Nasori---- Adi Duraman | |
| Bantamweight | Wanchai Pongsri | Tang Leong Kok | Wan Sapulette | |
| Featherweight | Leopoldo Cantancio | Sukum Nobrom | Zaini Rahman---- R. Rathakrishnan | |
| Light-welterweight | Dhawee Umponmaha | Adi Suwandana | Ng Tong Chye---- Patticio Gnapi | |
| Welterweight | Sumruay Mongsont | Mohammad Mukhlis | Francisco Lisboa | |
| Lightweight | Zaw Latt | Mika Tobing | Rahon Sunagkamernd---- Thomas Lim | |
| Light-middleweight | Raymond Suioo | Boonthan Silakorn | Minarto---- Yusof Ismail | |
| Middleweight | Jonas Giay | Charlee Maluleen | Ismail Ali | |
| Light-heavyweight | Punya Sornnoj | K. Krishnan | Edward Atarin----  Amarjit Singh | |
| Heavyweight | Ludewig Akwan | Anan Inkarnkat |