| Cobreloa 2003 - Campeonato de Apertura | ||||
| Nš | Jugador | PJ | G | EX |
| 1 | Acuņa, Fabian | 2 | ||
| 2 | Castillo, Ruben | 2 | ||
| 3 | Cisternas, Jonathan | 13 | 1 | 1 |
| 4 | Cornejo, Fernando | 18 | 1 | |
| 5 | Diaz, Jose Luis | 21 | 11 | |
| 6 | Dinamarca, Mauricio | 18 | ||
| 7 | Fuentes, Luis | 21 | 1 | |
| 8 | Galaz, Patricio | 19 | 11 | |
| 9 | Gomez, Francisco | 1 | ||
| 10 | Gonzalez, Boris | 17 | 1 | |
| 11 | Gonzalez, Jaime | 17 | 5 | |
| 12 | Gonzalez, Juan Luis | 18 | ||
| 13 | Jaņa, Carlos | 1 | ||
| 14 | Madrid, Juan Carlos | 10 | 2 | |
| 15 | Martel, Fernando | 18 | 6 | 1 |
| 16 | Martinez, Basilio | 1 | ||
| 17 | Melendez, Rodrigo | 16 | 1 | |
| 18 | Morales, Cristian | 3 | 1 | |
| 19 | Moran, Cristian | 13 | ||
| 20 | Moya, Pablo | 1 | ||
| 21 | Naveas, Sergio | 4 | ||
| 22 | Ovelar, Hugo | 8 | 1 | |
| 23 | Perez, Rodrigo | 20 | 2 | |
| 24 | Rojas, Francisco | 1 | ||
| 25 | Tapia, Nelson | 15 | ||
| 26 | Tejas, Carlos | 9 | ||
| 27 | Vergara, Adan | 10 | 1 | |
| 28 | Veron, Dario | 20 | 2 | 1 |
| DT | Nelson Acosta | |||