 Mexico: Mexico City - Doubles - Main |
|---|
| 1/8-finals | Martinez B./Osorio M. | Arnold-Ker L./Puerta M. | 0:2 (3:6, 2:6) | details | 26.10.1998 |
 USA: Washington - Doubles - Main |
|---|
| Quarter-finals | Merklein M./Spadea V. | Kokavec B./Osorio M. | 2:0 (6:3, 6:4) | details | 24.07.1998 |
| 1/8-finals | Ran E./Veglio F. | Kokavec B./Osorio M. | 1:2 (6:3, 1:6, 6:7) | details | 22.07.1998 |
| 1/16-finals | Kokavec B./Osorio M. | Gimelstob J./Tarango J. | 2:0 (6:3, 6:1) | details | 20.07.1998 |
 United Kingdom: Wimbledon - Doubles - Qualification |
|---|
| Quarter-finals | Kohlmann M./Wakefield M. | Kokavec B./Osorio M. | 2:1 (6:7, 6:4, 6:4) | details | 17.06.1998 |
| Mexico: Mexico City - Doubles - Main |
|---|
| 1/8-finals | MacPhie B./Nijssen T. | Martinez B./Osorio M. | 2:1 (4:6, 6:3, 7:6) | details | 20.10.1997 |
| United Kingdom: Wimbledon - Doubles - Qualification |
|---|
| Quarter-finals | Brady K./Osorio M. | Bianchi J./Saad R. | 0:2 (6:7, 3:6) | details | 21.06.1995 |
France: French Open - Singles - Qualification
Australia: Australian Open - Singles - Qualification