Henrieta Nagyova defeated Klara Koukalova 6-0 5-7 6-4 in the Helsinki round of 32 on clay. The upset overturned the form book — Klara Koukalova came in leading the head-to-head 1–0. Henrieta Nagyova claimed a first win over Klara Koukalova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-07-19 | Palermo | R16 | clay | Klara Koukalova | 6-3 6-0 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (9 vs 76). ATP, WTA & Challenger.