Yong Kyu Lim defeated Hsin Han Lee 3-6 6-2 6-2 in the Thailand F6 round of 16 on hard. The upset overturned the form book — Hsin Han Lee came in leading the head-to-head 1–0, but Yong Kyu Lim had been the form player, winning 4 of their last 9 on hard. Yong Kyu Lim claimed a first win over Hsin Han Lee in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-15 | Malaysia F1 | R32 | hard | Hsin Han Lee | 6-3 3-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.