Katerina Vankova defeated Petra Krejsova 2-6 6-3 6-0 in the Piestany 10K round of 16 on clay. The upset overturned the form book — Petra Krejsova came in leading the head-to-head 1–0. Katerina Vankova claimed a first win over Petra Krejsova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-11-11 | Zawada near Opole 25K | R32 | carpet | Petra Krejsova | 6-3 |
Averages over each player's completed matches in the selected window (18 vs 17). 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