Yanina Wickmayer defeated Marion Bartoli 6-3 6-2 in the Stanford quarter-final on hard. The upset overturned the form book — Marion Bartoli came in leading the head-to-head 3–0, defending last year's final. Yanina Wickmayer claimed a first win over Marion Bartoli in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-03-07 | Indian Wells | SF | hard | Marion Bartoli | 6-1 6-3 |
| 2010-09-27 | Tokyo | R64 | hard | Marion Bartoli | 6-4 6-4 |
| 2010-03-22 | Miami | QF | hard | Marion Bartoli | 6-4 7-5 |
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 (200 vs 94). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About