By surface
| Surface | Russell Simpson | Pancho Walthall |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-04-30 | ATP | Tulsa | Round of 16 | Hard | Pancho Walthall | 6-2 | 4-6 | 4-6 |
| Surface | Russell Simpson | Pancho Walthall |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-04-30 | ATP | Tulsa | Round of 16 | Hard | Pancho Walthall | 6-2 | 4-6 | 4-6 |