Tatiana Panova defeated Lilia Osterloh 6-1 6-1 in the US Open round of 128 on hard. The upset overturned the form book — Lilia Osterloh came in leading the head-to-head 1–0, defending last year's round of 64, but Tatiana Panova had been the form player, winning 1 of their last 5 on hard. Tatiana Panova claimed a first win over Lilia Osterloh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-10-04 | Filderstadt | QF | hard | Lilia Osterloh | 6-7(5) 6-2 6-2 |
Averages over each player's completed matches in the selected window (12 vs 52). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About