Su Wei Hsieh defeated Karin Knapp 6-7 7-5 6-1 in the Istanbul round of 32 on clay. The result followed the form book — Su Wei Hsieh came in leading the head-to-head 1–0. Su Wei Hsieh extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-01-16 | Australian Open | R128 | hard | Su Wei Hsieh | 6-3 2-0 RET |
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 (200 vs 17). ATP, WTA & Challenger.