Diego Alvarez defeated Bastian Knittel 6-3 7-5 in the Italy F8 qualifying round on clay. The upset overturned the form book — Bastian Knittel came in leading the head-to-head 1–0. Diego Alvarez claimed a first win over Bastian Knittel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-03-29 | Italy F3 | R16 | clay | Bastian Knittel | 6-4 6-7(6) 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.