Rafael Matos defeated Patricio Heras 6-3 6-3 in the USA F9 round of 32 on clay. The upset overturned the form book — Patricio Heras came in leading the head-to-head 1–0, but Rafael Matos had been the form player, winning 8 of their last 10 on clay. Rafael Matos claimed a first win over Patricio Heras in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-10-09 | Tunisia F30 | R32 | clay | Patricio Heras | 3-6 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.