Gaston Arturo Grimolizzi defeated Jorge Aguilar 6-4 6-1 in the Chile F5 round of 16 on clay. The upset overturned the form book — Jorge Aguilar came in leading the head-to-head 2–0. Gaston Arturo Grimolizzi claimed a first win over Jorge Aguilar in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-08 | Argentina F8 | QF | clay | Jorge Aguilar | 6-3 6-2 |
| 2007-10-15 | Chile F1 | QF | clay | Jorge Aguilar | 5-7 6-0 6-1 |
Averages over each player's completed matches in the selected window (2 vs 8). 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