Guillermo Rivera Aranguiz defeated Ricardo Urzua Rivera 6-4 6-4 in the Chile F12 qualifying round on clay. The upset overturned the form book — Ricardo Urzua Rivera came in leading the head-to-head 2–1. Guillermo Rivera Aranguiz narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2014-09-29 | Chile F4 | R32 | clay | Guillermo Rivera Aranguiz | 6-3 7-5 |
| 2013-12-02 | Chile F10 | R16 | clay | Ricardo Urzua Rivera | 6-0 6-2 |
| 2013-11-25 | Chile F9 | R32 | clay | Ricardo Urzua Rivera | 6-0 6-1 |
Averages over each player's completed matches in the selected window (17 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. About