Matteo Marrai defeated Alessandro Giannessi 6-2 6-4 in the Italy F12 round of 16 on clay. The upset overturned the form book — Alessandro Giannessi came in leading the head-to-head 2–1, but Matteo Marrai had been the form player, winning 5 of their last 10 on clay. Matteo Marrai narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-16 | Italy F10 | SF | clay | Alessandro Giannessi | 6-2 6-4 |
| 2010-07-26 | Italy F19 | R16 | clay | Alessandro Giannessi | 6-2 3-6 6-3 |
| 2010-06-14 | Italy F13 | R16 | clay | Matteo Marrai | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.