Cristian Kordasz defeated Sebastien De Chaunac 6-2 6-4 in the France F11 round of 32 on hard. The upset overturned the form book — Sebastien De Chaunac came in leading the head-to-head 2–0. Cristian Kordasz claimed a first win over Sebastien De Chaunac in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-03-06 | Greece 1 Masters 1 | F | hard | Sebastien De Chaunac | 7-6 2-6 6-1 |
| 1999-03-06 | Greece 1 Masters 4 | QF | hard | Sebastien De Chaunac | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.