Thierry Champion defeated Goran Prpic 6-4 3-6 6-3 6-3 in the Roland Garros round of 128 on clay. The upset overturned the form book — Goran Prpic came in leading the head-to-head 1–0. Thierry Champion claimed a first win over Goran Prpic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1990-03-05 | Casablanca | R16 | clay | Goran Prpic | 7-5 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.