Buenos Aires 2005 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Gaston Gaudio | d. | Mariano Puerta | 6-4 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Mariano Puerta | d. | Jose Acasuso | 6-4 7-6(5) |
| Gaston Gaudio | d. | Alberto Martin | 6-3 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Mariano Puerta | d. | Carlos Moya | 7-6(0) 6-3 |
| Jose Acasuso | d. | Nicolas Almagro | 6-3 6-4 |
| Alberto Martin | d. | Felix Mantilla | 5-7 6-4 7-6(3) |
| Gaston Gaudio | d. | Rafael Nadal | 0-6 6-0 6-1 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Carlos Moya | d. | Juan Monaco | 6-1 6-2 |
| Mariano Puerta | d. | Lars Burgsmuller | 6-2 6-0 |
| Jose Acasuso | d. | Guillermo Garcia Lopez | 6-4 6-3 |
| Nicolas Almagro | d. | Mariano Zabaleta | 6-7(4) 6-4 6-4 |
| Felix Mantilla | d. | Marc Lopez | 4-6 7-6(5) 7-6(4) |
| Alberto Martin | d. | Guillermo Canas | 6-4 6-3 |
| Rafael Nadal | d. | Potito Starace | 6-1 6-3 |
| Gaston Gaudio | d. | Flavio Saretta | 6-3 6-2 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Carlos Moya | d. | Peter Luczak | 6-3 7-6(5) |
| Juan Monaco | d. | Albert Costa | 7-5 6-4 |
| Mariano Puerta | d. | Juan Pablo Guzman | 6-2 7-6(2) |
| Lars Burgsmuller | d. | Filippo Volandri | 6-4 6-2 |
| Guillermo Garcia Lopez | d. | David Sanchez | 6-4 6-3 |
| Jose Acasuso | d. | Paul Henri Mathieu | 6-3 6-2 |
| Nicolas Almagro | d. | Santiago Ventura | 6-3 6-3 |
| Mariano Zabaleta | d. | Alex Calatrava | 6-3 6-2 |
| Marc Lopez | d. | Juan Ignacio Chela | 7-5 6-1 |
| Felix Mantilla | d. | Oscar Hernandez | 6-4 7-6(0) |
| Alberto Martin | d. | David Ferrer | 5-0 RET |
| Guillermo Canas | d. | Alex Corretja | 6-3 6-1 |
| Rafael Nadal | d. | Agustin Calleri | 7-6(2) 6-3 |
| Potito Starace | d. | Edgardo Massa | 7-6(5) 6-0 |
| Flavio Saretta | d. | Albert Montanes | 6-3 0-6 6-2 |
| Gaston Gaudio | d. | Federico Luzzi | 2-6 6-1 6-3 |