Seong Yoon Chung defeated Patrick Tierro 7-5 6-2 in the Indonesia F3 round of 16 on hard. The upset overturned the form book — Patrick Tierro came in leading the head-to-head 1–0, but Seong Yoon Chung had been the form player, winning 2 of their last 4 on hard. Seong Yoon Chung claimed a first win over Patrick Tierro in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-31 | Indonesia F1 | R16 | hard | Patrick Tierro | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.