Marta Kostyuk

23-Year-Old
Upsets No. 2 seed in Brisbane
January 8, 2026
Kostyuk won 6-4, 6-3 over Amanda Anisimova in the third round of Brisbane on Thursday.
ANALYSIS
Kostyuk earned a statement win early in her 2026 campaign as she downed the No. 3-ranked American in straight sets to move into the quarterfinals. The 23-year-old from Ukraine claimed 65% of service points and 47% of return points in the victory. Kostyuk will play No. 6 seed Mirra Andreeva for the first time in the quarterfinals.
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Advances to Brisbane third round
January 7, 2026
Kostyuk won 6-7 (5), 6-1, 6-0 over Yulia Putintseva in the second round of Brisbane on Wednesday.
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Makes early exit in Wuhan
October 7, 2025
Kostyuk lost 2-6, 6-2, 6-4 to Karolina Muchova in the first round of Wuhan on Tuesday.
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Defeat in Beijing R4
October 3, 2025
Kostyuk lost to Jessica Pegula in the round of 16 of the China Open with a score of 6-3, 6-7, 6-1 on Wednesday.
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Reaches fourth round in Beijing
September 29, 2025
Kostyuk won 6-4, 6-2 over Aliaksandra Sasnovich in the third round of Beijing on Monday.
ANALYSIS
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Thumping win in Beijing R2
September 27, 2025
Kostyuk defeated Ella Seidel in the round of 64 of the China Open with a score of 6-1, 6-1 on Saturday.
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