Hyun Joon Kim defeated Yong Kyu Lim 7-5 6-2 in the Korea F1 round of 16 on hard. The upset overturned the form book — Yong Kyu Lim came in leading the head-to-head 2–0. Hyun Joon Kim claimed a first win over Yong Kyu Lim in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-04-21 | Korea F1 | R16 | hard | Yong Kyu Lim | 6-3 6-2 |
| 2009-04-27 | Korean Rep F4 | R16 | hard | Yong Kyu Lim | 6-3 6-7(1) 6-4 |
Averages over each player's completed matches in the selected window (7 vs 54). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About