Cheong Eui Kim defeated Sang Yeop Kim 6-2 6-1 in the Korea F2 round of 16 on hard. The result followed the form book — Cheong Eui Kim came in leading the head-to-head 1–0. Cheong Eui Kim extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-06-19 | Korea F4 | R32 | hard | Cheong Eui Kim | 6-0 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.