Cheong Eui Kim defeated Dong Kyu Lee 6-2 6-4 in the Korea F3 round of 32 on hard. The result followed the form book — Cheong Eui Kim came in leading the head-to-head 4–0. Cheong Eui Kim extended the head-to-head to 5–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-12 | Korea F3 | R32 | hard | Cheong Eui Kim | 1-6 6-4 6-3 |
| 2016-06-20 | Korea F2 | R16 | hard | Cheong Eui Kim | 6-2 6-2 |
| 2015-08-24 | Korea F5 | R16 | hard | Cheong Eui Kim | 7-6(12) 6-3 |
| 2014-06-23 | Korea F7 | R16 | hard | Cheong Eui Kim | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.