Kumiko Iijima defeated Lilia Osterloh 6-2 4-6 7-5 in the Wimbledon q64 on grass. The upset overturned the form book — Lilia Osterloh came in leading the head-to-head 1–0. Kumiko Iijima claimed a first win over Lilia Osterloh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-01-27 | Tokyo | Q32 | hard | Lilia Osterloh | 6-0 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.