Philipp Kohlschreiber defeated Stefan Wauters 6-3 7-6 in the Netherlands F1 semi-final on clay. The upset overturned the form book — Stefan Wauters came in leading the head-to-head 1–0. Philipp Kohlschreiber claimed a first win over Stefan Wauters in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-10-01 | Italy 5 4 | QF | clay | Stefan Wauters | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.