Se Jin Lee defeated Ji Hee Lee 5-7 6-1 7-5 in the Gimcheon $10K round of 32 on hard. The upset overturned the form book — Ji Hee Lee came in leading the head-to-head 1–0. Se Jin Lee claimed a first win over Ji Hee Lee in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-17 | Sunchang 10K | R32 | hard | Ji Hee Lee | 6-2 7-6(4) |