Igor Zelenay defeated Juraj Hasko 7-5 6-1 in the Czech Rep F2 qualifying round on clay. The upset overturned the form book — Juraj Hasko came in leading the head-to-head 3–0. Igor Zelenay claimed a first win over Juraj Hasko in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-07-16 | Slovak Rep F6 | R16 | clay | Juraj Hasko | 6-3 6-4 |
| 2001-03-12 | Croatia 1 3 | R16 | clay | Juraj Hasko | 4-6 6-3 6-2 |
| 2000-08-21 | Slovak Rep Masters 1 | R16 | clay | Juraj Hasko | 6-2 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.