Bianca Botto defeated Mailen Auroux 6-2 1-6 6-2 in the Lima 10K round of 32 on clay. The upset overturned the form book — Mailen Auroux came in leading the head-to-head 2–0. Bianca Botto claimed a first win over Mailen Auroux in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-12-12 | Santiago 25K | QF | clay | Mailen Auroux | 4-6 6-3 7-6(5) |
| 2011-12-05 | Buenos Aires 25K | R16 | clay | Mailen Auroux | 7-5 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.