Tom Schonenberg defeated Jung Woong Na 6-1 6-4 in the Vietnam F5 round of 32 on hard. The upset overturned the form book — Jung Woong Na came in leading the head-to-head 1–0. Tom Schonenberg claimed a first win over Jung Woong Na in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-09-24 | Vietnam F6 | R32 | hard | Jung Woong Na | 6-4 6-3 |
Averages over each player's completed matches in the selected window (61 vs 62). 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