Jiri Vanek defeated Stefan Koubek 6-4 6-4 in the Sopot round of 16 on clay. The upset overturned the form book — Stefan Koubek came in leading the head-to-head 2–0. Jiri Vanek claimed a first win over Stefan Koubek in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-10-22 | St. Petersburg | R32 | carpet | Stefan Koubek | 6-1 7-6(0) |
| 2001-10-08 | Vienna | R32 | hard | Stefan Koubek | 4-6 6-3 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (106 vs 170). ATP, WTA & Challenger.