By surface
| Surface | Clark Graebner | Jeff Simpson |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1972-08-07 | ATP | Indianapolis | Round of 64 | Clay | Jeff Simpson | 4-6 | 6-2 | 4-6 |
| Surface | Clark Graebner | Jeff Simpson |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1972-08-07 | ATP | Indianapolis | Round of 64 | Clay | Jeff Simpson | 4-6 | 6-2 | 4-6 |