By surface
| Surface | Tommy Haas | Diego Hartfield |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2008-02-25 | ATP | Memphis | Round of 32 | Hard | Tommy Haas | 6-3 | 6-2 | |||
| 2008-02-11 | ATP | Delray Beach | Round of 32 | Hard | Diego Hartfield | 2-6 | 6-3 | 2-6 |