17.King's Cup
Thai-Japan Gymnasium, Din Daeng, Bangkok, Thailand
April 7-12, 1991
Finals
| 48kg | Kim Dok-Nam | PRK | Suthinan Buamuang | THA | PTS |
| 51kg | Sekrees Saithai | THA | Hamdani Tomagola | INA | PTS |
| 54kg | Chatres Suwanyod | THA | Enrique Carrion | CUB | PTS |
| 57kg | Arnaldo Mesa | CUB | Kim Jong-Kil | KOR | PTS |
| 60kg | Julio Gonzalez | CUB | Daseewangpa Jamlong | THA | RSC 2 |
| 63,5kg | Candelario Duvergel | CUB | Oleg Nikolayev | URS | PTS |
| 67kg | Juan Hernandez Sierra | CUB | Soonghern Sanram | THA | RSC 3 |
| 71kg | Juan Carlos Lemus | CUB | Choi Jong-Kil | KOR | RSC 2 |
| 75kg | Orestes Solano | CUB | Igor Bunin | URS | PTS |
| 81kg | Sergey Klokov | URS | Roberto Alvarez | CUB | RSC 3 |
| 91kg | Felix Savon | CUB | Igor Shishkin | URS | RSC 1 |
| +91kg | Roberto Balado | CUB | Brian Nielsen | DEN | PTS |
source: "Boxring" nr 10/1988 - May 10, 1991 (page 10)