Kun Hee Kim defeated So Jung Kim 6-4 2-6 7-6 in the Changwon 25K round of 16 on hard. The upset overturned the form book — So Jung Kim came in leading the head-to-head 1–0. Kun Hee Kim claimed a first win over So Jung Kim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-04-19 | Changwon 25K | QF | hard | So Jung Kim | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.