
Tatjana Maria defeated Kimberly Birrell 6-0 6-3 in the Seoul round of 16 on hard. The upset overturned the form book — Kimberly Birrell came in ranked #69, leading the head-to-head 2–1. Tatjana Maria narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2026-02-15 | Dubai | R64 | hard | Kimberly Birrell | 6-4 3-6 7-5 |
| 2024-06-07 | W100 Surbiton 1 | QF | grass | Tatjana Maria | 6-1 6-4 |
| 2023-02-16 | W60+H Irapuato | R16 | hard | Kimberly Birrell | 6-2 7-6(2) |
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
Maria T.: 5 days rest · 2 matches, 35 games (7d) · Birrell K.: 7 days rest · 1 match, 16 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