Lilia Osterloh defeated Saori Obata 7-5 7-5 in the Los Angeles round of 64 on hard. The upset overturned the form book — Saori Obata came in leading the head-to-head 1–0, defending last year's round of 32, but Lilia Osterloh had been the form player, winning 3 of their last 7 on hard. Lilia Osterloh claimed a first win over Saori Obata in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-14 | Shanghai | R32 | hard | Saori Obata | 6-1 6-2 |
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 (52 vs 10). ATP, WTA & Challenger.