Juan Monaco defeated Stefan Wauters 6-1 3-6 6-4 in the Portugal F6 qualifying round on clay. The upset overturned the form book — Stefan Wauters came in leading the head-to-head 1–0. Juan Monaco claimed a first win over Stefan Wauters in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-09-23 | Spain F16 | QF | hard | Stefan Wauters | 6-4 3-6 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.