Sania Mirza defeated Kaia Kanepi 6-2 6-7 6-1 in the US Open round of 128 on hard. The upset overturned the form book — Kaia Kanepi came in leading the head-to-head 1–0, defending last year's round of 32, but Sania Mirza had been the form player, winning 4 of their last 7 on hard. Sania Mirza claimed a first win over Kaia Kanepi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-02-16 | Dubai | R32 | hard | Kaia Kanepi | 7-5 6-2 |
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 (131 vs 199). ATP, WTA & Challenger.