Su Wei Hsieh defeated Karolina Pliskova 6-4 1-6 7-5 in the Dubai quarter-final on hard. The upset overturned the form book — Karolina Pliskova came in leading the head-to-head 1–0. Su Wei Hsieh claimed a first win over Karolina Pliskova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-05 | Wimbledon | R32 | grass | Karolina Pliskova | 6-3 2-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.