Sebastian Fitz defeated Diego Alvarez 6-3 6-4 in the Iran F4 round of 16 on clay. The upset overturned the form book — Diego Alvarez came in leading the head-to-head 1–0, but Sebastian Fitz had been the form player, winning 3 of their last 8 on clay. Sebastian Fitz claimed a first win over Diego Alvarez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-07-28 | Germany F13 | QF | clay | Diego Alvarez | 6-3 7-6(3) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.