Su Wei Hsieh defeated Caroline Wozniacki 6-7 6-1 6-2 in the Wuhan round of 64 on hard. The upset overturned the form book — Caroline Wozniacki came in leading the head-to-head 4–1, defending last year's round of 16. Su Wei Hsieh narrowed the head-to-head to 4–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-03-18 | Miami | R16 | hard | Su Wei Hsieh | 6-3 6-7(0) 6-2 |
| 2015-03-02 | Kuala Lumpur | SF | hard | Caroline Wozniacki | 6-2 6-2 |
| 2012-10-29 | Tournament of Champions | RR | hard | Caroline Wozniacki | 6-2 6-2 |
| 2012-10-01 | Beijing | R32 | hard | Caroline Wozniacki | 6-7(5) 7-6(3) 6-0 |
| 2008-07-14 | Bad Gastein | R32 | clay | Caroline Wozniacki | 6-1 6-1 |
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 (104 vs 75). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About