By surface
| Surface | Wally Masur | Gary Muller |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1991-08-05 | ATP | Cincinnati Masters | Round of 64 | Hard | Wally Masur | 6-73 | 6-4 | 7-64 |
| Surface | Wally Masur | Gary Muller |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1991-08-05 | ATP | Cincinnati Masters | Round of 64 | Hard | Wally Masur | 6-73 | 6-4 | 7-64 |