2.South-East Asian Championships
Gay World Stadium, Kallang, Singapore
August 16-18, 1977
Quarterfinals
| 1977-08-16 | 48kg | Siri Supanya | THA | M.Abu Rahim | MLZ | PTS |
| 1977-08-16 | 51kg | Johnny Ruberu | INA | Ricardo Medina | PHI | PTS |
| 1977-08-16 | 57kg | M.Karn-Eur | THA | Krishnasamy Selvarajoo | SIN | PTS |
Semifinals
| 1977-08-17 | 48kg | Rodrigo Llagas | PHI | Ucok Tanmalamal | INA | PTS |
| 1977-08-17 | 48kg | Siri Supanya | THA | Lawrence Cubinar | SIN | KO 3 |
| 1977-08-17 | 51kg | Somchai Putapibarn | THA | Abdul Ghani Ahmed | MLZ | PTS |
| 1977-08-17 | 51kg | Johnny Ruberu | INA | Tang Cheng Joo | SIN | KO 1 |
| 1977-08-17 | 54kg | Payong Boon-In | THA | V.Karun | SIN | KO 3 |
| 1977-08-17 | 57kg | Erwinsyah | INA | Johnny Elorde | PHI | PTS |
| 1977-08-17 | 57kg | M.Karn-Eur | THA | Syed Mohd Hassan | MLZ | PTS |
| 1977-08-16 | 60kg | Jimmy Sinantan | INA | Soh Chin Kai | SIN | KO 2 |
| 1977-08-16 | 63,5kg | Totassa Walop | THA | D.Devadas | SIN | KO 2 |
| 1977-08-16 | 67kg | Fernando Cruz | PHI | S.Ravichandra | SIN | PTS |
| 1977-08-16 | 67kg | Koko Pangaribuan | INA | Hashim bin Yusuf | MLZ | PTS |
Finals
| 1977-08-18 | 48kg | Siri Supanya | THA | Rodrigo Llagas | PHI | PTS |
| 1977-08-18 | 51kg | Somchai Putapibarn | THA | Johnny Ruberu | INA | RSC 2 |
| 1977-08-18 | 54kg | Charles Thomas | INA | Payong Boon-In | THA | PTS |
| 1977-08-18 | 57kg | Erwinsyah | INA | M.Karn-Eur | THA | PTS |
| 1977-08-18 | 60kg | S.Thiappanos | THA | Jimmy Sinantan | INA | PTS |
| 1977-08-18 | 63,5kg | Totassa Walop | THA | Koh Chan Lee | MLZ | KO 1 |
| 1977-08-18 | 67kg | Koko Pangaribuan | INA | Fernando Cruz | PHI | RSC 2 |
| 1977-08-18 | 71kg | K.Krishnan | SIN | Mohamed Antang | MLZ | KO 1 |
source: "The Straits Times" - August 17-19, 1977