Buenos Aires 2003 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Carlos Moya | m. | Guillermo Coria | 6-3 4-6 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Carlos Moya | m. | Gustavo Kuerten | 7-6(8) 6-1 |
| Guillermo Coria | m. | Gaston Gaudio | 6-3 1-6 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Carlos Moya | m. | Luis Horna | 6-7(4) 6-3 7-5 |
| Gustavo Kuerten | m. | Felix Mantilla | 6-2 6-7(4) 6-1 |
| Gaston Gaudio | m. | Juan Ignacio Chela | 6-3 6-4 |
| Guillermo Coria | m. | David Nalbandian | 3-6 6-3 7-6(5) |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Carlos Moya | m. | Edgardo Massa | 6-2 6-2 |
| Luis Horna | m. | Nicolas Lapentti | 6-3 6-4 |
| Felix Mantilla | m. | Fernando Gonzalez | W/O |
| Gustavo Kuerten | m. | Flavio Saretta | 6-4 6-7(5) 7-5 |
| Juan Ignacio Chela | m. | Agustin Calleri | 7-5 7-5 |
| Gaston Gaudio | m. | Fernando Meligeni | 7-6(4) 4-6 6-0 |
| Guillermo Coria | m. | Mariano Zabaleta | 6-4 2-6 6-3 |
| David Nalbandian | m. | Franco Squillari | 6-1 6-3 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Carlos Moya | m. | David Ferrer | 6-3 6-3 |
| Edgardo Massa | m. | Alberto Martin | 6-4 6-4 |
| Luis Horna | m. | Eric Prodon | 6-3 6-2 |
| Nicolas Lapentti | m. | Andrea Gaudenzi | 6-4 6-1 |
| Fernando Gonzalez | m. | David Sanchez | 7-6(4) 6-3 |
| Felix Mantilla | m. | Albert Portas | 6-3 6-1 |
| Flavio Saretta | m. | Gaston Etlis | 7-6(3) 6-3 |
| Gustavo Kuerten | m. | Ivan Miranda | 6-2 6-4 |
| Juan Ignacio Chela | m. | Marcelo Charpentier | 2-6 6-3 6-1 |
| Agustin Calleri | m. | Nicolas Massu | 6-4 2-6 6-4 |
| Fernando Meligeni | m. | Albert Montanes | 6-4 6-1 |
| Gaston Gaudio | m. | Mariano Puerta | 6-4 6-2 |
| Guillermo Coria | m. | Jose Acasuso | 6-3 3-6 6-2 |
| Mariano Zabaleta | m. | Attila Savolt | 6-3 6-4 |
| Franco Squillari | m. | Andre Sa | 2-6 6-3 6-2 |
| David Nalbandian | m. | Fernando Vicente | 6-3 7-5 |