Setlex

Marta Kostyuk def. Katie Boulter — Round of 128, US Open 2025

🇺🇸
US Open 2025

Grand SlamHardNew York, USA

Played26 Aug 2025

Rounds
  1. R128
  2. R64
  3. R32
  4. R16
  5. QF
  6. Semifinal
  7. Final

🇺🇦ranked WTA number 29 going into this drawWon

Marta Kostyuk seeded 27 6 6

🇬🇧ranked WTA number 48 going into this draw

Katie Boulter 4 4

Next · Round of 64vs 🇹🇷Zeynep Sonmez

What this match is worth

Points earned

Kostyuk +70Boulter +10

Watch it back

US Open on YouTube (opens in a new tab)

Head to head

1-1

What decided it

  • Kostyuk broke 4 times from 9 chances, Boulter 2 from 10
  • Boulter won 41% behind her second serve, Kostyuk 57%
  • 9 aces and 5 double faults from Kostyuk