Jeson Patrombon defeated Zach Itzstein 6-1 6-4 in the Indonesia F1 round of 32 on hard. The upset overturned the form book — Zach Itzstein came in leading the head-to-head 1–0, but Jeson Patrombon had been the form player, winning 4 of their last 6 on hard. Jeson Patrombon claimed a first win over Zach Itzstein in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-04-20 | Thailand F1 | Q32 | hard | Zach Itzstein | 7-6(4) 6-2 |
Averages over each player's completed matches in the selected window (29 vs 8). 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