Claire Feuerstein defeated Yuliya Beygelzimer 6-3 6-2 in the Prerov 25K round of 32 on hard. The upset overturned the form book — Yuliya Beygelzimer came in leading the head-to-head 2–1. Claire Feuerstein narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-20 | Wimbledon | Q64 | grass | Claire Feuerstein | 5-7 6-3 6-4 |
| 2011-07-04 | Biarritz 100K | R32 | clay | Yuliya Beygelzimer | 6-2 7-5 |
| 2009-05-18 | Strasbourg | R32 | clay | Yuliya Beygelzimer | 0-6 7-6 6-3 |
Averages over each player's completed matches in the selected window (34 vs 40). 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