I Hsuan Hwang defeated Ling Zhang 1-6 7-5 7-5 in the Mount Gambier 25K round of 16 on hard. The upset overturned the form book — Ling Zhang came in leading the head-to-head 1–0. I Hsuan Hwang claimed a first win over Ling Zhang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-03-09 | North Shore City 10K | F | hard | Ling Zhang | 6-1 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.