Melanie Oudin defeated Elena Dementieva 5-7 6-4 6-3 in the US Open round of 64 on hard. The upset overturned the form book — Elena Dementieva came in leading the head-to-head 2–0, defending last year's semi-final. Melanie Oudin claimed a first win over Elena Dementieva in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-04-24 | Fed Cup WG SF: USA vs RUS | RR | hard | Elena Dementieva | 7-6(4) 0-6 6-3 |
| 2010-02-08 | Paris | SF | carpet | Elena Dementieva | 4-6 6-3 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 (119 vs 117). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About