 Netherlands: Rotterdam - Singles - Main |
|---|
| 1/8-finals | Kok R. | Camporese O. | 0:2 (2:6, 2:6) | details | 24.02.1993 |
| 1/16-finals | Kok R. | Kuhnen P. | 2:0 (6:4, 6:4) | details | 22.02.1993 |
 United Kingdom: Wimbledon - Singles - Main |
|---|
| 1/64-finals | Goldie D. | Kok R. | 3:0 (7:5, 6:1, 7:5) | details | 30.06.1990 |
| United Kingdom: Wimbledon - Singles - Qualification |
|---|
| Final | Kok R. | Odizor N. | 3:2 (6:4, 7:64, 4:6, 4:6, 8:6) | details | 28.06.1990 |
| Semi-finals | Borwick N. | Kok R. | 0:2 (66:7, 1:6) | details | 27.06.1990 |
| Quarter-finals | Kok R. | Limberger C. | 2:0 (7:65, 7:62) | details | 25.06.1990 |
