Guillaume Marx defeated Jiri Novak 6-2 4-6 6-4 in the Slovak Republic Masters 4 round of 32 on clay. The upset overturned the form book — Jiri Novak came in leading the head-to-head 1–0. Guillaume Marx claimed a first win over Jiri Novak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-08-21 | Slovak Republic Masters 3 | F | clay | Jiri Novak | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.