Jan Hajek defeated Zsolt Tatar 6-1 6-2 in the Slovak Rep F1A round of 16 on clay. The upset overturned the form book — Zsolt Tatar came in leading the head-to-head 1–0. Jan Hajek claimed a first win over Zsolt Tatar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-10-29 | Venezuela F2 | R32 | clay | Zsolt Tatar | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.