Chin Wei Chan defeated Ivanna Israilova 7-6 7-5 in the Changwon 25K round of 16 on hard. The upset overturned the form book — Ivanna Israilova came in leading the head-to-head 1–0, but Chin Wei Chan had been the form player, winning 5 of their last 7 on hard. Chin Wei Chan claimed a first win over Ivanna Israilova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-11-03 | Taizhou 25K | R16 | hard | Ivanna Israilova | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.