Grand Slam Cup 1991 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| David Wheaton | m. | Michael Chang | 7-5 6-2 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| David Wheaton | m. | Michael Stich | 7-6 7-6 7-6 |
| Michael Chang | m. | Ivan Lendl | 2-6 4-6 6-4 7-6 9-7 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| David Wheaton | m. | Todd Woodbridge | 6-4 7-6 |
| Michael Stich | m. | Guy Forget | 7-6 6-4 |
| Ivan Lendl | m. | Jakob Hlasek | 7-6 6-3 |
| Michael Chang | m. | Patrick McEnroe | 6-2 6-4 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Todd Woodbridge | m. | Aaron Krickstein | 6-3 6-3 |
| David Wheaton | m. | Paul Haarhuis | 1-6 6-3 6-2 |
| Michael Stich | m. | Goran Prpic | 6-4 6-3 |
| Guy Forget | m. | Jaime Yzaga | 6-3 6-3 |
| Jakob Hlasek | m. | Jimmy Connors | 0-6 6-4 6-4 |
| Ivan Lendl | m. | Cristiano Caratti | 6-4 6-1 |
| Patrick McEnroe | m. | Thierry Champion | 4-6 6-1 6-4 |
| Michael Chang | m. | Jim Courier | 6-4 6-2 |