Mariana Diaz Oliva defeated Tatiana Perebiynis 6-2 6-4 in the Palermo round of 16 on clay. The upset overturned the form book — Tatiana Perebiynis came in leading the head-to-head 1–0. Mariana Diaz Oliva claimed a first win over Tatiana Perebiynis in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-08-05 | Helsinki | R32 | clay | Tatiana Perebiynis | 6-1 6-1 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (22 vs 44). ATP, WTA & Challenger.