By surface
| Surface | David Nalbandian | Daniel Koellerer |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2009-02-23 | ATP | Acapulco | Round of 32 | Clay | Daniel Koellerer | 6-1 | 3-6 | 4-6 |
| Surface | David Nalbandian | Daniel Koellerer |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2009-02-23 | ATP | Acapulco | Round of 32 | Clay | Daniel Koellerer | 6-1 | 3-6 | 4-6 |