Anna Korzeniak defeated Stefanie Voegele 6-0 4-6 7-5 in the Biberach 50K round of 16 on hard. The upset overturned the form book — Stefanie Voegele came in leading the head-to-head 2–0. Anna Korzeniak claimed a first win over Stefanie Voegele in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-07-09 | Torun 25K | SF | clay | Stefanie Voegele | 1-6 6-3 6-3 |
| 2007-01-15 | Stuttgart 10K | QF | hard | Stefanie Voegele | 6-3 4-6 6-4 |
Averages over each player's completed matches in the selected window (1 vs 199). ATP, WTA & Challenger.
wins 52% of points on serve vs Voegele S.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About