Aleksandra Krunic defeated Katerina Siniakova 7-5 0-6 6-0 in the US Open q32 on hard. The upset overturned the form book — Katerina Siniakova came in ranked #36. Aleksandra Krunic extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-10-01 | Beijing | R32 | hard | Katerina Siniakova | 7-6 6-2 |
| 2014-05-12 | Prague 100K | R32 | clay | Aleksandra Krunic | 6-2 6-4 |
Averages over each player's completed matches in the selected window (200 vs 200). 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
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About