Nastasja Schunk defeated Sinja Kraus 6-1 6-2 in the W75 Altenkirchen 1 quarter-final on carpet. The upset overturned the form book — Sinja Kraus came in ranked #85. Nastasja Schunk extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-15 | W25 Denain | Q16 | clay | Nastasja Schunk | 6-2 6-2 |
Averages over each player's completed matches in the selected window (156 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About