Patty Schnyder defeated Maria Jose Martinez Sanchez 7-6 6-4 in the US Open round of 64 on hard. The upset overturned the form book — Maria Jose Martinez Sanchez came in leading the head-to-head 1–0, defending last year's round of 32, but Patty Schnyder had been the form player, winning 6 of their last 8 on hard. Patty Schnyder claimed a first win over Maria Jose Martinez Sanchez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-07-16 | Knokke-Heist | R32 | clay | Maria Jose Martinez Sanchez | 1-6 6-4 RET |
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 (80 vs 99). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About