Diego Schwartzman defeated Guillermo Rivera Aranguiz 6-2 6-4 in the Chile F15 round of 32 on clay. The upset overturned the form book — Guillermo Rivera Aranguiz came in leading the head-to-head 2–0. Diego Schwartzman claimed a first win over Guillermo Rivera Aranguiz in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-28 | Chile F1 | SF | clay | Guillermo Rivera Aranguiz | 7-6(3) 6-1 |
| 2010-06-21 | Argentina F10 | R32 | clay | Guillermo Rivera Aranguiz | 6-4 3-6 6-2 |
Averages over each player's completed matches in the selected window (200 vs 17). 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