 USA: US Open - Doubles - Main |
|---|
| 1/32-finals | Bryan B./Bryan M. | Acasuso J./Vassallo-Arguello M. | 2:0 (6:3, 6:4) | details | 03.09.2009 |
 Switzerland: Gstaad - Doubles - Main |
|---|
| Quarter-finals | Acasuso J./Vassallo-Arguello M. | Allegro Y./Tecau H. | 2:0 RET. | details | 29.07.2009 |
| 1/8-finals | Chardy J./Serra F. | Acasuso J./Vassallo-Arguello M. | 1:2 (6:0, 5:7, 6:7) | details | 26.07.2009 |
 Germany: Stuttgart - Doubles - Main |
|---|
| Quarter-finals | Vassallo-Arguello M./Acasuso J. | Fyrstenberg M./Melo M. | 0:2 (3:6, 6:7) | details | 16.07.2009 |
| 1/8-finals | Petzschner P./Schuttler R. | Acasuso J./Vassallo-Arguello M. | 1:2 (4:6, 7:6, 6:7) | details | 15.07.2009 |
 Argentina: Buenos Aires - Doubles - Main |
|---|
| Quarter-finals | Acasuso J./Vassallo-Arguello M. | Dabul B./Roitman S. | 2:0 RET. | details | 20.02.2009 |
| 1/8-finals | Andujar P./Moya C. | Acasuso J./Vassallo-Arguello M. | 0:2 (6:7, 2:6) | details | 18.02.2009 |
 Australia: Australian Open - Doubles - Main |
|---|
| 1/32-finals | Knowles M./Nestor D. | Acasuso J./Vassallo-Arguello M. | 2:0 (7:6, 6:4) | details | 18.01.2007 |
