Adriana Serra Zanetti defeated Lilia Osterloh 6-2 4-6 6-4 in the Bratislava quarter-final on hard. The upset overturned the form book — Lilia Osterloh came in leading the head-to-head 1–0. Adriana Serra Zanetti claimed a first win over Lilia Osterloh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-16 | Cincinnati | R32 | hard | Lilia Osterloh | 6-2 6-3 |
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 (2 vs 52). ATP, WTA & Challenger.