Micaela Moran defeated Maria Irigoyen 4-6 6-4 6-4 in the Buenos Aires 10K round of 16 on clay. The upset overturned the form book — Maria Irigoyen came in leading the head-to-head 1–0. Micaela Moran claimed a first win over Maria Irigoyen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-10-10 | Tucuman 10K | R32 | clay | Maria Irigoyen | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.