Italy: Bologna - Doubles - Main |
| 1/8-finals | Gunnarsson J./Svantesson T. | Brown N./Schapers M. | 2:1 (3:6, 6:3, 6:4) | details | 20.05.1991 |
USA: New Haven 2 - Doubles - Main |
| 1/16-finals | Layendecker G./Van Rensburg C. | Brown N./Schapers M. | 2:0 (7:6, 6:3) | details | 13.08.1990 |
United Kingdom: Wimbledon - Doubles - Main |
| 1/8-finals | Brown N./Schapers M. | Aldrich P./Visser D. | 0:3 (6:7, 3:6, 6:7) | details | 03.07.1990 |
| 1/16-finals | Galbraith P./MacPherson D. | Brown N./Schapers M. | 1:3 (6:4, 5:7, 2:6, 3:6) | details | 01.07.1990 |
| 1/32-finals | Brown N./Schapers M. | Pfitzner G./Theine T. | 3:1 (3:6, 6:4, 6:1, 7:6) | details | 30.06.1990 |
France: French Open - Doubles - Main |
| 1/16-finals | Brown N./Schapers M. | Rikl D./Anzari T. | 0:2 (1:6, 1:6) | details | 31.05.1990 |
| 1/32-finals | Bahrami M./Winogradsky E. | Brown N./Schapers M. | 1:2 (7:6, 6:7, 4:6) | details | 28.05.1990 |