Ajla Tomljanovic defeated Karolina Muchova 6-3 7-6 in the US Open round of 128 on hard. The upset overturned the form book — Karolina Muchova came in ranked #9, leading the head-to-head 1–0, defending last year's round of 128. Ajla Tomljanovic claimed a first win over Karolina Muchova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-01-04 | Brisbane | R32 | hard | Karolina Muchova | 4-6 6-1 7-6(5) |
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
Averages over each player's completed matches in the selected window (177 vs 162). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Tomljanovic A.: 11 days rest · 1 match (14d) · Muchova K.: 2 days rest · 3 matches, 84 games (7d). Higher means fresher. About