Na Ri Kim defeated Kun Hee Kim 6-2 6-1 in the Gimcheon 25K semi-final on hard. Na Ri Kim extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-18 | Yeong Wol 10K | F | hard | Kun Hee Kim | 7-5 1-2 |
| 2009-06-22 | Gimcheon 10K | QF | hard | Na Ri Kim | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.