Rafael Matos defeated Joao Monteiro 6-1 3-6 7-6 in the Spain F14 semi-final on clay. The upset overturned the form book — Joao Monteiro came in leading the head-to-head 2–0, but Rafael Matos had been the form player, winning 5 of their last 7 on clay. Rafael Matos claimed a first win over Joao Monteiro in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-08-07 | Portugal F15 | SF | clay | Joao Monteiro | 7-5 6-3 |
| 2017-07-31 | Portugal F14 | R16 | clay | Joao Monteiro | 7-6(2) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.