By surface
| Surface | Charlie Owens | Clark Graebner |
|---|---|---|
| Carpet | 0 | 2 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-01-29 | ATP | Baltimore | Semifinal | Carpet | Clark Graebner | 4-6 | 2-6 | |||
| 1973-03-12 | ATP | Charleston | Round of 16 | Carpet | Clark Graebner | 4-6 | 3-6 |