Marius Zay defeated Walter Trusendi 6-2 1-6 6-2 in the Italy F21 round of 16 on clay. The upset overturned the form book — Walter Trusendi came in leading the head-to-head 1–0, but Marius Zay had been the form player, winning 2 of their last 5 on clay. Marius Zay claimed a first win over Walter Trusendi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-07-26 | Italy F19 | R32 | clay | Walter Trusendi | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.