Adrian Ungur defeated Marius Zay 6-4 6-2 in the Romania F11 semi-final on clay. The upset overturned the form book — Marius Zay came in leading the head-to-head 1–0. Adrian Ungur claimed a first win over Marius Zay in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-31 | Romania F5 | QF | clay | Marius Zay | 6-3 3-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.