Petra Rampre defeated Lilia Osterloh 7-5 6-4 in the Rockford 25K qualifying round on hard. The upset overturned the form book — Lilia Osterloh came in leading the head-to-head 1–0, but Petra Rampre had been the form player, winning 1 of their last 5 on hard. Petra Rampre claimed a first win over Lilia Osterloh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-09-28 | Las Vegas NV 50K | R32 | hard | Lilia Osterloh | 7-6(4) 6-4 |
Averages over each player's completed matches in the selected window (8 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