Konstantin Don Gruber
| Country | AUT |
|---|---|
| Born | 1979-10-27 |
| Plays | Right-handed |
| Height | 183 cm |
| Career W–L | 3–5 |
| Titles | 0 |
| Career high | No. 397 (2005-11-28) |
| Matches in database | 8 |
No narrative sections yet — career facts below.
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0