By surface
| Surface | Tommy Haas | Adrian Voinea |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999-09-24 | ATP | Davis Cup WG PO: ROU vs GER | Round Robin | Clay | Tommy Haas | 7-5 | 6-2 | 3-6 | 6-1 |
| Surface | Tommy Haas | Adrian Voinea |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999-09-24 | ATP | Davis Cup WG PO: ROU vs GER | Round Robin | Clay | Tommy Haas | 7-5 | 6-2 | 3-6 | 6-1 |