Hee Sung Chung defeated Young Jun Kim 6-3 6-4 in the Korea Rep F4 round of 32 on hard. The upset overturned the form book — Young Jun Kim came in leading the head-to-head 1–0. Hee Sung Chung claimed a first win over Young Jun Kim in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-09-03 | Korea Rep F4 | R16 | clay | Young Jun Kim | 6-4 7-5 |