Timothy Aerts defeated Kim Tiilikainen 3-6 6-2 6-3 in the Portugal 1 Masters 3 round of 16 on clay. The upset overturned the form book — Kim Tiilikainen came in leading the head-to-head 1–0. Timothy Aerts claimed a first win over Kim Tiilikainen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-03-18 | Croatia 1 3 | QF | clay | Kim Tiilikainen | 6-1 4-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.