Guillermo Rivera Aranguiz defeated Filippo Leonardi 6-1 6-1 in the Chile F5 qualifying round on clay. The result followed the form book — Guillermo Rivera Aranguiz came in leading the head-to-head 2–0. Guillermo Rivera Aranguiz extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-11-14 | Chile F13 | QF | clay | Guillermo Rivera Aranguiz | 7-6(4) 6-2 |
| 2010-11-22 | Chile F6 | R16 | clay | Guillermo Rivera Aranguiz | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.