Maria Irigoyen defeated Melisa Miranda Otarola 6-3 6-3 in the Buenos Aires 10K round of 32 on clay. Maria Irigoyen extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-05-14 | Cordoba 10K | R16 | clay | Melisa Miranda Otarola | 6-3 7-6(8) |
| 2006-10-30 | Santa Cruz 25K | R16 | clay | Maria Irigoyen | 6-3 7-5 |
| 2006-08-28 | Bogota 10K | R16 | clay | Maria Irigoyen | 6-3 6-1 |
| 2006-06-26 | Cordoba 10K | R16 | clay | Melisa Miranda Otarola | 6-7(4) 6-4 6-0 |
| 2005-10-31 | Sao Paulo 10K | R16 | hard | Maria Irigoyen | 7-5 6-1 |
| 2005-05-09 | Los Mochis 10K | R32 | clay | Melisa Miranda Otarola | 6-2 7-5 |
Averages over each player's completed matches in the selected window (28 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About