Michal Konecny defeated Claudio Grassi 6-3 3-6 6-2 in the Switzerland F3 round of 16 on carpet. The upset overturned the form book — Claudio Grassi came in leading the head-to-head 1–0. Michal Konecny claimed a first win over Claudio Grassi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-01-28 | Israel F3 | SF | hard | Claudio Grassi | 6-3 6-4 |
Averages over each player's completed matches in the selected window (36 vs 2). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About