Diana Sumova defeated Vivien Juhaszova 6-2 3-6 6-3 in the Bad Waltersdorf $10K round of 32 on clay. The upset overturned the form book — Vivien Juhaszova came in leading the head-to-head 1–0. Diana Sumova claimed a first win over Vivien Juhaszova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-30 | Prerov 25K | Q16 | clay | Vivien Juhaszova | 5-7 6-2 6-1 |
Averages over each player's completed matches in the selected window (6 vs 50). 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