Sergei Bubka defeated Stefan Wauters 7-6 3-6 7-6 in the UKR vs BEL round robin on carpet. The upset overturned the form book — Stefan Wauters came in leading the head-to-head 1–0. Sergei Bubka claimed a first win over Stefan Wauters in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-10-09 | France F17 | QF | hard | Stefan Wauters | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.