Seung Bok Baek defeated Seung Hoon Lee 6-4 4-6 6-4 in the Korea F1 qualifying round on clay. The upset overturned the form book — Seung Hoon Lee came in leading the head-to-head 2–0. Seung Bok Baek claimed a first win over Seung Hoon Lee in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-05-28 | Korea Rep F1 | R32 | clay | Seung Hoon Lee | 6-3 6-4 |
| 2000-05-29 | Korea F2 | R16 | clay | Seung Hoon Lee | 7-5 6-1 |