Tereza Martincova defeated Aliaksandra Sasnovich 6-3 6-1 in the Prague qualifying round 1 on hard. The upset overturned the form book — Aliaksandra Sasnovich came in ranked #123. Tereza Martincova extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-09-07 | Istanbul | QF | clay | Tereza Martincova | 6-2 6-3 |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.