Hee Seok Chung defeated Sung Ho Im 6-3 6-0 in the Korea Rep F1 round of 32 on clay. Hee Seok Chung extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-04-28 | Korea Rep F1 | R32 | clay | Hee Seok Chung | 6-7(5) 6-4 6-4 |
| 2001-09-03 | Korea Rep F4 | R32 | clay | Sung Ho Im | 7-5 6-3 |