USA: Charleston - Doubles - Main |
| 1/8-finals | de Swardt M./Graham D. | Coetzer A./McNeil L. | 0:2 (4:6, 3:6) | details | 19.04.2001 |
| 1/16-finals | Panova T./Pelletier M. | de Swardt M./Graham D. | 0:2 (3:6, 3:6) | details | 16.04.2001 |
USA: Indian Wells - Doubles - Main |
| 1/16-finals | Frazier A./Schlukebir K. | de Swardt M./Graham D. | 2:1 (7:6, 4:6, 6:2) | details | 05.03.2001 |
USA: US Open - Doubles - Main |
| 1/8-finals | Raymond L./Stubbs R. | de Swardt M./Graham D. | 2:0 (6:1, 6:4) | details | 06.09.1998 |
| 1/16-finals | Babel M./Paz M. | de Swardt M./Graham D. | 0:2 (1:6, 2:6) | details | 04.09.1998 |
| 1/32-finals | Cho Y./Park Seon-Young | de Swardt M./Graham D. | 0:2 (64:7, 2:6) | details | 02.09.1998 |
United Kingdom: Wimbledon - Doubles - Main |
| Semi-finals | Graham D./de Swardt M. | Davenport L./Zvereva N. | 0:2 (3:6, 0:6) | details | 03.07.1998 |
| Quarter-finals | Farina Elia S./Montalvo L. | Graham D./de Swardt M. | 0:2 (2:6, 65:7) | details | 30.06.1998 |
| 1/8-finals | Graham D./de Swardt M. | McNeil L./Rubin C. | 2:0 (6:1, 6:2) | details | 27.06.1998 |
| 1/16-finals | Graham D./de Swardt M. | Lee J./Wang S. | 2:0 (6:0, 6:2) | details | 26.06.1998 |
| 1/32-finals | Graham D./de Swardt M. | Golarsa L./Paz M. | 2:0 (6:4, 7:66) | details | 24.06.1998 |
France: French Open - Doubles - Main |
| 1/8-finals | Davenport L./Zvereva N. | de Swardt M./Graham D. | 2:0 (6:1, 6:2) | details | 02.06.1998 |
| 1/16-finals | Cristea C./Montalvo L. | de Swardt M./Graham D. | 0:2 (69:7, 2:6) | details | 31.05.1998 |
| 1/32-finals | de Swardt M./Graham D. | Gorrochategui I./McQuillan R. | 2:0 (6:4, 7:614) | details | 29.05.1998 |
USA: Hilton Head - Doubles - Main |
| 1/8-finals | Fusai A./Tauziat N. | de Swardt M./Graham D. | 2:0 (6:1, 6:4) | details | 01.04.1998 |
| 1/16-finals | de Swardt M./Graham D. | Grande R./Spirlea I. | 2:0 (7:6, 6:1) | details | 30.03.1998 |
USA: Miami - Doubles - Main |
| 1/8-finals | Fusai A./Tauziat N. | de Swardt M./Graham D. | 2:0 (6:4, 6:2) | details | 20.03.1998 |
| 1/16-finals | Dhenin C./Koulikovskaya E. | de Swardt M./Graham D. | 0:2 (1:6, 5:7) | details | 18.03.1998 |
Canada: Quebec City - Doubles - Main |
| Semi-finals | de Swardt M./Graham D. | Fusai A./Tauziat N. | 0:2 (5:7, 3:6) | details | 24.10.1997 |
| Quarter-finals | de Swardt M./Graham D. | Frazier A./Hiraki R. | 2:0 (6:4, 6:2) | details | 22.10.1997 |
| 1/8-finals | de Swardt M./Graham D. | Pitkowski-Malcor S./Tu M. | 2:0 (6:2, 6:0) | details | 20.10.1997 |
USA: US Open - Doubles - Main |
| 1/16-finals | Martinez C./Tarabini P. | de Swardt M./Graham D. | 2:1 (7:6, 4:6, 6:4) | details | 29.08.1997 |
| 1/32-finals | de Swardt M./Graham D. | Langrova P./Zrubakova R. | 2:0 (6:1, 6:3) | details | 27.08.1997 |