Tamarine Tanasugarn defeated Yaroslava Shvedova 6-3 6-2 in the Osaka round of 32 on hard. The upset overturned the form book — Yaroslava Shvedova came in leading the head-to-head 2–1, defending last year's round of 16, but Tamarine Tanasugarn had been the form player, winning 1 of their last 6 on hard. Tamarine Tanasugarn narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-19 | Seoul | R32 | hard | Yaroslava Shvedova | 6-2 6-0 |
| 2011-06-20 | Wimbledon | R128 | grass | Tamarine Tanasugarn | 6-2 6-3 |
| 2007-02-12 | Bangalore | R16 | hard | Yaroslava Shvedova | 6-4 3-6 6-4 |
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 (17 vs 187). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About