 Australia: Australian Open - Doubles - Main |
|---|
| 1/16-finals | Collins S./Whitlinger J. T. | Henricksson A./MacGregor C. | 0:2 (3:6, 63:7) | details | 17.01.1991 |
| 1/32-finals | Antonoplis L./Javer M. | Collins S./Whitlinger J. T. | 0:2 (4:6, 1:6) | details | 14.01.1991 |
 USA: Brentwood - Doubles - Main |
|---|
| Semi-finals | Schultz-McCarthy B./Vis C. | Collins S./Whitlinger J. T. | 2:1 (3:6, 6:3, 7:6) | details | 03.11.1990 |
| Quarter-finals | Collins S./Whitlinger J. T. | Porwik C./Smylie E. | 2:1 (6:3, 1:6, 7:5) | details | 31.10.1990 |
| 1/8-finals | Collins S./Whitlinger J. T. | Reinstadler B./Wasserman S. | 2:0 (6:4, 6:1) | details | 29.10.1990 |
