Diego Hidalgo defeated Nicolas Alberto Arreche 7-6 6-0 in the Tunisia F9 round of 32 on hard. The upset overturned the form book — Nicolas Alberto Arreche came in leading the head-to-head 1–0. Diego Hidalgo claimed a first win over Nicolas Alberto Arreche in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-09-25 | Bolivia F2 | R32 | clay | Nicolas Alberto Arreche | 7-5 6-7(5) 7-5 |
Averages over each player's completed matches in the selected window (49 vs 1). 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. Small sample — read as indicative. About