Viktorija Golubic defeated Anna Kalinskaya 6-2 6-4 in the Monterrey quarter-final on hard. The upset overturned the form book — Anna Kalinskaya came in ranked #21. Viktorija Golubic extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-10-06 | Indian Wells | R32 | hard | Anna Kalinskaya | 1-6 6-1 6-3 |
| 2018-05-25 | Roland Garros | Q32 | clay | Viktorija Golubic | 3-6 7-6(1) 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
Golubic V.: 7 days rest · 1 match, 37 games (7d) · Kalinskaya A.: 6 days rest · 1 match, 25 games (7d). Higher means fresher. 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