Paula Racedo defeated Melisa Arevalo 6-0 6-4 in the La Paz 10K round of 16 on clay. The upset overturned the form book — Melisa Arevalo came in leading the head-to-head 1–0, but Paula Racedo had been the form player, winning 4 of their last 8 on clay. Paula Racedo claimed a first win over Melisa Arevalo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-13 | Buenos Aires 25K | R16 | clay | Melisa Arevalo | 6-0 6-1 |