Caroline Wozniacki defeated Greta Arn 6-1 6-3 in the Tokyo round of 32 on hard. The upset overturned the form book — Greta Arn came in leading the head-to-head 1–0, but Caroline Wozniacki had been the form player, winning 4 of their last 6 on hard. Caroline Wozniacki claimed a first win over Greta Arn in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-04-30 | Estoril | R16 | clay | Greta Arn | 6-2 3-6 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 (199 vs 86). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About