Diego Alvarez defeated Sebastian Fitz 6-3 7-6 in the Germany F13 qualifying round on clay. The upset overturned the form book — Sebastian Fitz came in leading the head-to-head 1–0. Diego Alvarez claimed a first win over Sebastian Fitz in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-12-15 | Iran F4 | R16 | clay | Sebastian Fitz | 6-3 6-4 |