Caroline Wozniacki defeated Petra Cetkovska 6-4 6-1 in the New Haven final on hard. The upset overturned the form book — Petra Cetkovska came in leading the head-to-head 2–1, but Caroline Wozniacki had been the form player, winning 4 of their last 6 on hard. Caroline Wozniacki narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-08-31 | US Open | R64 | hard | Petra Cetkovska | 6-4 5-7 7-6(1) |
| 2013-06-24 | Wimbledon | R64 | grass | Petra Cetkovska | 6-2 6-2 |
| 2012-03-19 | Miami | R32 | hard | Caroline Wozniacki | 6-3 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 (199 vs 97). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About