Sofia Luini defeated Cecilia Costa Melgar 6-0 6-4 in the Santa Fe $10K round of 32 on clay. The upset overturned the form book — Cecilia Costa Melgar came in leading the head-to-head 3–0, but Sofia Luini had been the form player, winning 4 of their last 6 on clay. Sofia Luini claimed a first win over Cecilia Costa Melgar in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-11-25 | Santiago 10K | SF | clay | Cecilia Costa Melgar | 6-3 6-1 |
| 2012-10-22 | Santiago 10K | SF | clay | Cecilia Costa Melgar | 6-1 6-3 |
| 2012-08-13 | Trujillo 10K | R32 | clay | Cecilia Costa Melgar | 6-2 1-6 7-6(4) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.