Yong Il Yoon defeated Cory Guy 6-4 6-0 in the China F2 round of 16 on hard. The result followed the form book — Yong Il Yoon came in leading the head-to-head 1–0. Yong Il Yoon extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-05-15 | Japan F5 | QF | hard | Yong Il Yoon | 7-6(3) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.