Antonella Serra Zanetti defeated Mariana Diaz Oliva 6-4 6-0 in the Eugene OR 50K round of 32 on hard. The upset overturned the form book — Mariana Diaz Oliva came in leading the head-to-head 1–0, but Antonella Serra Zanetti had been the form player, winning 3 of their last 7 on hard. Antonella Serra Zanetti claimed a first win over Mariana Diaz Oliva in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-06-26 | Orbetello 25K | R32 | clay | Mariana Diaz Oliva | 5-7 6-0 6-2 |
Averages over each player's completed matches in the selected window (25 vs 22). 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. About