By surface
| Surface | Butch Walts | Tony Giammalva |
|---|---|---|
| Carpet | 0 | 2 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1981-03-02 | ATP | Denver | Round of 16 | Carpet | Tony Giammalva | 6-7 | 6-4 | 3-6 | ||
| 1981-01-26 | ATP | Philadelphia | Round of 32 | Carpet | Tony Giammalva | 4-6 | 6-3 | 3-6 |