Juan Carlos Saez defeated Patricio Heras 6-7 7-6 6-3 in the USA F7 round of 32 on clay. The upset overturned the form book — Patricio Heras came in leading the head-to-head 2–0, but Juan Carlos Saez had been the form player, winning 6 of their last 10 on clay. Juan Carlos Saez claimed a first win over Patricio Heras in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-10-15 | Chile F9 | QF | clay | Patricio Heras | 4-6 6-3 6-2 |
| 2011-05-23 | Brazil F15 | R16 | clay | Patricio Heras | 7-5 6-1 |
Averages over each player's completed matches in the selected window (41 vs 51). 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