Mary Pierce defeated Maria Sharapova 4-6 6-2 6-3 in the US Open round of 32 on hard. The upset overturned the form book — Maria Sharapova came in leading the head-to-head 3–0, defending last year's round of 64, but Mary Pierce had been the form player, winning 3 of their last 7 on hard. Mary Pierce claimed a first win over Maria Sharapova in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-07-31 | San Diego | QF | hard | Maria Sharapova | 6-2 6-3 |
| 2005-05-09 | Rome | R16 | clay | Maria Sharapova | 7-6(4) 6-4 |
| 2005-03-09 | Indian Wells | QF | hard | Maria Sharapova | 6-4 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 (51 vs 198). ATP, WTA & Challenger.