Hernan Casanova defeated Patricio Heras 6-4 6-2 in the Argentina F7 round of 16 on clay. The upset overturned the form book — Patricio Heras came in leading the head-to-head 3–0. Hernan Casanova claimed a first win over Patricio Heras in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-03-26 | Tunisia F12 | F | clay | Patricio Heras | 6-2 6-2 |
| 2015-08-17 | Argentina F9 | SF | clay | Patricio Heras | 3-6 7-5 6-1 |
| 2014-06-23 | Argentina F8 | QF | clay | Patricio Heras | 1-6 6-2 7-5 |
Averages over each player's completed matches in the selected window (200 vs 59). 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