| Event: | Boxing |
| Games: | 2005 |
| Venue: | USLS Coliseum |
| Location: | Bacolod, Negros Occidental |
| Date: | November 28 – December 4 |
| Prev: | 2003 |
| Next: | 2007 |
Boxing at the 2005 SEA Games took place in the University of St. La Salle Coliseum in Bacolod, Negros Occidental, Philippines.
The event traditionally was only open to males in the Olympic Games. In the 2005 edition of the games women compete in some selected events. Bouts were contested over four rounds of two minutes each. Five judges score the fighters and the boxer with the most points at the end was the winner.
| Pinweight 45 kg | ||||
| Light flyweight 48 kg | nowrap | |||
| Flyweight 51 kg | ||||
| Bantamweight 54 kg | ||||
| Featherweight 57 kg | ||||
| Lightweight 60 kg | ||||
| Light welterweight 64 kg | ||||
| Welterweight 69 kg | ||||
| Middleweight 75 kg | ||||
| Pinweight 46 kg | ||||
| Light flyweight 48 kg | ||||
| Flyweight 50 kg | ||||
| Bantamweight 54 kg | ||||
| Lightweight 60 kg | nowrap | |||