Marius Zay defeated Nils Muschiol 6-3 6-2 in the Romania F15 round of 32 on clay. The result followed the form book — Marius Zay came in leading the head-to-head 1–0. Marius Zay extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-25 | Switzerland 2 3 | R32 | clay | Marius Zay | 7-5 6-3 |