Kartal's Grit Shines: British Underdog Topples Ostapenko in Wimbledon Thriller
British wildcard Sonay Kartal delivers career-defining performance at SW19, overcoming 20th seed Ostapenko in three-set epic to continue remarkable Wimbledon journey.


SW19 Stunner: Kartal Fights Through Scorching Heat for Historic Win
In a pulsating first-round clash at Wimbledon 2025, British No.3 Sonay Kartal (WR No.51) produced the biggest upset of opening day with a 7-5, 2-6, 6-2 victory over 2017 French Open champion Jelena Ostapenko.
Key Match Dynamics:
- Record-breaking 38°C court temperatures tested both players
- 23-year-old Brighton native saved 4 set points in opener
- Ostapenko received code violation for court-side outburst
- Kartal converted 78% of break points in decisive third set
Turning Point: With Ostapenko serving at 5-4 in first set, Kartal unleashed a remarkable 112mph crosscourt winner that sparked five-game winning streak, shifting momentum permanently.
"This victory validates my decision to focus on Grand Slam preparation," Kartal told BBC Sport post-match. "We've specifically trained for these high-pressure moments against elite opponents."
By the Numbers: | Metric | Kartal | Ostapenko |
---|---|---|---|
Aces | 7 | 9 | |
Winners | 31 | 42 | |
Unforced Errors | 19 | 38 | |
Net Points Won | 73% | 58% |
Historical Context:
- First British woman to defeat top-20 seed at Wimbledon since 2017
- Continues 18-month ranking climb from No.281 to No.51
- Marks third career win over former Grand Slam champions
Up Next: Kartal faces 2024 US Open quarterfinalist Clara Burel in second round, with potential third-round clash against compatriot Emma Raducanu looming.
The victory sparked celebrations across British tennis circles, with Lawn Tennis Association CEO Scott Lloyd calling it "a watershed moment for our women's development program."