Stefan Koubek defeated Sjeng Schalken 6-1 7-6 in the Cincinnati Masters round of 32 on hard. Stefan Koubek extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-10-18 | Madrid Masters | R64 | clay | Stefan Koubek | 6-4 6-4 |
| 2001-06-25 | Wimbledon | R128 | grass | Sjeng Schalken | 6-4 3-6 6-4 6-7(2) 7-5 |
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 (200 vs 200). ATP, WTA & Challenger.