Japan: Tokyo - Doubles - Main |
| Semi-finals | Davenport L./Morariu C. | Dementieva E./Sugiyama A. | 0:0 WO. | dettagli | 04.02.2005 |
| Quarter-finals | Dementieva E./Sugiyama A. | Krizan T./Vinci R. | 2:0 (6:2, 6:3) | dettagli | 03.02.2005 |
| 1/8-finals | Dementieva E./Sugiyama A. | Asagoe S./Jankovic J. | 2:1 (6:3, 0:6, 6:1) | dettagli | 02.02.2005 |
Australia: Australian Open - Doubles - Main |
| 1/8-finals | Dementieva E./Sugiyama A. | Embry J./Santangelo M. | 0:2 (4:6, 4:6) | dettagli | 23.01.2005 |
| 1/16-finals | Dementieva E./Sugiyama A. | Sekulovski B./Watson C. | 2:0 (6:3, 6:3) | dettagli | 21.01.2005 |
| 1/32-finals | Dementieva E./Sugiyama A. | Fedak J./Poutchek T. | 2:0 (6:3, 6:0) | dettagli | 19.01.2005 |
Australia: Sydney - Doubles - Main |
| Final | Stewart B./Stosur S. | Dementieva E./Sugiyama A. | 0:0 WO. | dettagli | 14.01.2005 |
| Semi-finals | Dementieva E./Sugiyama A. | Martinez-Granados C./Ruano Pascual V. | 2:0 (6:3, 6:4) | dettagli | 13.01.2005 |
| Quarter-finals | Pennetta F./Schiavone F. | Dementieva E./Sugiyama A. | 1:2 (3:6, 6:2, 6:7) | dettagli | 12.01.2005 |
| 1/8-finals | Davenport L./Morariu C. | Dementieva E./Sugiyama A. | 0:2 (6:6, 4:6, 4:6) | dettagli | 10.01.2005 |
Russia: Moscow - Doubles - Main |
| Semi-finals | Ruano Pascual V./Suarez P. | Dementieva E./Sugiyama A. | 2:0 (6:2, 6:1) | dettagli | 16.10.2004 |
| Quarter-finals | Dementieva E./Sugiyama A. | Davenport L./Morariu C. | 2:1 (2:6, 7:5, 6:1) | dettagli | 14.10.2004 |
| 1/8-finals | Dementieva E./Sugiyama A. | Fedak J./Koryttseva M. | 2:1 (6:3, 4:6, 6:1) | dettagli | 13.10.2004 |
USA: US Open - Doubles - Main |
| Semi-finals | Ruano Pascual V./Suarez P. | Dementieva E./Sugiyama A. | 0:0 WO. | dettagli | 11.09.2004 |
| Quarter-finals | Dementieva E./Sugiyama A. | Huber L./Tanasugarn T. | 2:1 (4:6, 6:2, 6:4) | dettagli | 09.09.2004 |
| 1/8-finals | Black C./Stubbs R. | Dementieva E./Sugiyama A. | 0:2 (2:6, 4:6) | dettagli | 06.09.2004 |
| 1/16-finals | Svensson A./Tu M. | Dementieva E./Sugiyama A. | 0:2 (1:6, 3:6) | dettagli | 04.09.2004 |
| 1/32-finals | Embry J./Santangelo M. | Dementieva E./Sugiyama A. | 1:2 (1:6, 7:6, 5:7) | dettagli | 02.09.2004 |