United Kingdom: Wimbledon - Doubles - Main |
| 1/32-finals | McDonald K./Morton-Rodgers T. | Smith A./Turnbull W. | 1:2 (4:6, 6:3, 2:6) | details | 30.06.1990 |
United Kingdom: Wimbledon - Doubles - Qualification |
| Final | Devries A./Godridge K. | McDonald K./Morton-Rodgers T. | 0:2 (4:6, 2:6) | details | 28.06.1990 |
| Semi-finals | Jones D./Moreno Hjorth P. | McDonald K./Morton-Rodgers T. | 1:2 (6:3, 3:6, 3:6) | details | 27.06.1990 |
| Quarter-finals | Gould L./Lake V. | McDonald K./Morton-Rodgers T. | 0:2 (3:6, 4:6) | details | 25.06.1990 |
France: French Open - Doubles - Main |
| 1/32-finals | McDonald K./Morton-Rodgers T. | Gregory L./Rush G. | 0:2 (0:6, 4:6) | details | 28.05.1990 |