Vina del Mar 2003 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| David Sanchez | d. | Marcelo Rios | 1-6 6-3 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Marcelo Rios | d. | Gaston Gaudio | 6-3 6-2 |
| David Sanchez | d. | Albert Montanes | 7-6(4) 3-6 6-1 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Gaston Gaudio | d. | Felix Mantilla | 6-2 3-6 6-3 |
| Marcelo Rios | d. | Agustin Calleri | 6-4 7-6(2) |
| David Sanchez | d. | Andrea Gaudenzi | 6-7(2) 6-1 6-2 |
| Albert Montanes | d. | Jiri Vanek | 6-0 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gaston Gaudio | d. | Hermes Gamonal | 6-3 6-4 |
| Felix Mantilla | d. | Marcos Daniel | 6-2 6-3 |
| Marcelo Rios | d. | Albert Portas | 6-4 7-6(3) |
| Agustin Calleri | d. | Mariano Puerta | 3-6 6-2 6-2 |
| Andrea Gaudenzi | d. | David Ferrer | 5-7 6-4 6-0 |
| David Sanchez | d. | Jose Acasuso | 4-6 6-0 6-1 |
| Albert Montanes | d. | Fernando Vicente | 6-7(3) 6-1 6-2 |
| Jiri Vanek | d. | Franco Squillari | 7-6(2) 7-6(5) |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Gaston Gaudio | d. | Nicolas Massu | 6-0 2-6 6-1 |
| Hermes Gamonal | d. | Jacobo Diaz | 7-5 5-7 6-3 |
| Marcos Daniel | d. | Fernando Meligeni | 7-5 6-4 |
| Felix Mantilla | d. | Alberto Martin | 6-1 6-4 |
| Marcelo Rios | d. | Adrian Garcia | 6-3 6-2 |
| Albert Portas | d. | Frantisek Cermak | 7-5 1-6 7-5 |
| Mariano Puerta | d. | Flavio Saretta | 6-3 6-0 |
| Agustin Calleri | d. | Cecil Mamiit | 0-6 6-3 6-4 |
| David Ferrer | d. | Alex Kim | 6-2 6-3 |
| Andrea Gaudenzi | d. | Markus Hipfl | 4-6 6-3 6-0 |
| David Sanchez | d. | Sebastian Prieto | 6-4 7-5 |
| Jose Acasuso | d. | Luis Horna | 6-4 6-3 |
| Fernando Vicente | d. | Oscar Serrano | 3-6 6-2 6-4 |
| Albert Montanes | d. | Julio Peralta | 7-5 6-4 |
| Jiri Vanek | d. | Attila Savolt | 7-6(8) 6-3 |
| Franco Squillari | d. | Ruben Ramirez Hidalgo | 7-5 4-6 6-2 |