By surface
| Surface | John McEnroe | Michael Westphal |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1989-01-16 | ATP | Australian Open | Round of 128 | Hard | John McEnroe | 6-4 | 7-5 | 2-6 | 6-2 |
| Surface | John McEnroe | Michael Westphal |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1989-01-16 | ATP | Australian Open | Round of 128 | Hard | John McEnroe | 6-4 | 7-5 | 2-6 | 6-2 |