By surface
| Surface | Lawson Duncan | Tony Giammalva |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-08-28 | ATP | US Open | Round of 128 | Hard | Tony Giammalva | 4-6 | 1-6 | 3-6 |
| Surface | Lawson Duncan | Tony Giammalva |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-08-28 | ATP | US Open | Round of 128 | Hard | Tony Giammalva | 4-6 | 1-6 | 3-6 |