Carolina Zeballos defeated Carla Lucero 6-3 7-5 in the Lima 10K round of 32 on clay. The upset overturned the form book — Carla Lucero came in leading the head-to-head 5–1. Carolina Zeballos narrowed the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-10 | Sao Paolo 10K | SF | clay | Carolina Zeballos | 3-6 6-4 6-1 |
| 2011-09-19 | Sao Paulo 10K | SF | clay | Carla Lucero | 7-5 7-5 |
| 2010-11-01 | Carilo 10K | R16 | clay | Carla Lucero | 6-4 6-3 |
| 2010-09-06 | Buenos Aires 10K | QF | clay | Carla Lucero | 6-3 2-6 6-1 |
| 2010-08-23 | Buenos Aires 10K | R32 | clay | Carla Lucero | 6-2 6-4 |
| 2007-11-05 | Cordoba 10K | R32 | clay | Carla Lucero | 1-6 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.