Ekaterina Bychkova defeated Arantxa Parra Santonja 6-3 6-1 in the Tashkent round of 16 on hard. The upset overturned the form book — Arantxa Parra Santonja came in leading the head-to-head 2–0, defending last year's quarter-final. Ekaterina Bychkova claimed a first win over Arantxa Parra Santonja in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-11-12 | Helsinki 25K | R16 | carpet | Arantxa Parra Santonja | 1-6 6-4 6-4 |
| 2009-07-20 | Petange 75K | F | clay | Arantxa Parra Santonja | 6-3 6-2 |
Averages over each player's completed matches in the selected window (81 vs 81). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About