Claudio Grassi defeated Luca Vanni 6-4 6-1 in the Italy F4 round of 16 on clay. The upset overturned the form book — Luca Vanni came in leading the head-to-head 2–1. Claudio Grassi narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-05-07 | Italy F8 | F | clay | Luca Vanni | 6-4 6-3 |
| 2010-09-13 | Italy F26 | F | hard | Claudio Grassi | 3-6 6-4 6-4 |
| 2007-06-18 | Italy F19 | R32 | clay | Luca Vanni | 6-4 6-3 |
Averages over each player's completed matches in the selected window (7 vs 200). 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