 United Kingdom: Wimbledon - Doubles - Main |
|---|
| 1/32-finals | Hetherington J./White R. | Jaggard-Lai M./Na H. | 2:0 (6:4, 6:3) | dettagli | 30.06.1990 |
| United Kingdom: Birmingham - Doubles - Main |
|---|
| 1/16-finals | Kidowaki M./Scott A. | Jaggard-Lai M./Na H. | 2:0 (7:6, 6:2) | dettagli | 11.06.1990 |
 France: French Open - Doubles - Main |
|---|
| 1/16-finals | Paz M./Sanchez-Vicario A. | Jaggard-Lai M./Na H. | 2:0 (6:1, 6:2) | dettagli | 31.05.1990 |
| 1/32-finals | Jaggard-Lai M./Na H. | Field R./Thomas J. | 2:1 (65:7, 6:3, 6:2) | dettagli | 28.05.1990 |
| France: Strasbourg - Doubles - Main |
|---|
| Quarter-finals | Jaggard-Lai M./Na H. | Bradtke-Provis N./Reinach E. | 1:2 (2:6, 6:3, 2:6) | dettagli | 23.05.1990 |
| 1/8-finals | Camille B./Grossman-Wunderlich A. | Jaggard-Lai M./Na H. | 0:2 (3:6, 4:6) | dettagli | 21.05.1990 |
 Japan: Tokyo 3 - Doubles - Main |
|---|
| Final | Na H./Jaggard-Lai M. | Jordan K./Smylie E. | 1:2 (0:6, 6:3, 1:6) | dettagli | 14.04.1990 |
| Semi-finals | McNeil L./White R. | Na H./Jaggard-Lai M. | 0:2 (2:6, 4:6) | dettagli | 13.04.1990 |
| Quarter-finals | Na H./Jaggard-Lai M. | Sviglerova E./Werdel W. M. | 2:1 (2:6, 6:2, 6:1) | dettagli | 11.04.1990 |
| 1/8-finals | Hetherington J./Minter A. | Na H./Jaggard-Lai M. | 1:2 (1:6, 7:5, 2:6) | dettagli | 10.04.1990 |
