Coco Gauff reaches U.S. Open semifinals as Elena Rybakina becomes world number one

5 sources2 min read • Latest: Sep 9, 2026, 9:35 PM

Last updated Sep 9, 2026

Coco Gauff reaches U.S. Open semifinals as Elena Rybakina becomes world number one
Summary

Coco Gauff advanced to the U.S. Open semifinals on September 9, 2026, after a three-set victory against Mirra Andreeva at the USTA Billie Jean King National Tennis Center. Gauff overcame a first-set deficit to finish the match 2-6, 7-6(7), 6-2 in Arthur Ashe Stadium. Elena Rybakina also reached the semifinals by defeating Qinwen Zheng 3-6, 6-1, 6-4, a result that secured her the world number one ranking. This victory marks the first time since 1975 that the top four women’s seeds have reached the semifinals of the U.S. Open. Gauff is scheduled to face Rybakina in the next round, while Aryna Sabalenka will play Jessica Pegula. The semifinal appearances by Gauff and Pegula ensure American representation in the later stages of the tournament.

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By the Numbers
  • Coco Gauff defeated Mirra Andreeva 2-6, 7-6(7), 6-2 in the U.S. Open quarterfinals.
  • Elena Rybakina surpassed the world number one ranking after beating Qinwen Zheng.
  • The semifinals feature top seeds Aryna Sabalenka, Jessica Pegula, Elena Rybakina, and Coco Gauff.
  • Ben Shelton and Frances Tiafoe are set to meet in an all-American men's semifinal on Friday.
Latest Updates
  • 9:35 PMBBC SportGauff saves match points to set up Rybakina semi-final
  • 9:18 PMYahoo SportsCoco Gauff rallies to reach the US Open semifinals
  • 9:09 PMYahoo SportsGauff saves match points to set up Rybakina semi-final
  • 8:42 PMYahoo SportsCoco Gauff Rebounds To Reach U.S. Open Semis, Elena Rybakina Takes Over World No. 1
What they're saying
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Atlanta native Coco Gauff fought off a couple match points in a tiebreaker and beat Mirra Andreeva 2-6, 7-6 (7), 6-2 on Wednesday to set up a U.S. Open semifinal matchup against new No. 1 Elena Rybakina.

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Coco Gauff saved two match points on her way to a three-set victory over teenage French Open winner Mirra Andreeva which set up a semi-final showdown with newly-crowned world No 1 Elena Rybakina.

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Coco Gauff saves two match points to beat Mirra Andreeva and set up a US Open semi-final against incoming world number one Elena Rybakina.

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