Horacio Zeballos defeated Stefan Koubek 6-4 6-1 in the US Open qualifying round of 32 on hard.
Zeballos H. took it in straight sets.
Zeballos H. and Koubek S. faced 1 of the same opponent in the last 12 months. Zeballos H. went 0–1 (0%) against them, Koubek S. 1–0 (100%).
Only 1 common opponent — too few for any conclusion. Shown without assessment.