Alessandro Giannessi defeated Matteo Viola 6-2 6-4 in the Rome CH round of 32 on clay. The upset overturned the form book — Matteo Viola came in leading the head-to-head 3–0. Alessandro Giannessi claimed a first win over Matteo Viola in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-08-23 | US Open | Q128 | hard | Matteo Viola | 6-3 6-1 |
| 2009-09-28 | Italy F30 | QF | hard | Matteo Viola | 6-1 2-0 |
| 2009-06-08 | Italy F14 | R16 | clay | Matteo Viola | 2-6 6-4 6-1 |
Averages over each player's completed matches in the selected window (200 vs 184). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About