Adriana Serra Zanetti defeated Antonella Serra Zanetti 6-1 6-0 in the Shanghai round of 16 on hard. The upset overturned the form book — Antonella Serra Zanetti came in leading the head-to-head 2–0. Adriana Serra Zanetti claimed a first win over Antonella Serra Zanetti in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-03-05 | Indian Wells | R128 | hard | Antonella Serra Zanetti | 6-7(3) 6-3 6-3 |
| 1999-04-26 | Bol | R32 | clay | Antonella Serra Zanetti | 6-2 6-3 |
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 (2 vs 25). ATP, WTA & Challenger.