Thierry Guardiola defeated Mark Joachim 6-3 6-4 in the France F6 semi-final on hard. The result followed the form book — Thierry Guardiola came in leading the head-to-head 1–0. Thierry Guardiola extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-09-07 | France F5 | F | hard | Thierry Guardiola | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.