The 2025 US Open Round of 16 brought a surge of drama at Arthur Ashe Stadium as Naomi Osaka, the No. 23 seed, toppled No. 3 Coco Gauff in straight sets, 6-3, 6-2, to move into the women’s singles quarterfinals. Osaka, who has described herself as “locked in,” reaffirmed her status as a major threat with a disciplined, aggressive display. The day also advanced Iga Swiatek, the No. 2 seed, who overwhelmed Ekaterina Alexandrova 6-3, 6-1 to reach the quarterfinals.
In the men’s bracket, the quarterfinal picture also began to take shape. Felix Auger-Aliassime, seeded No. 25, defeated Andrey Rublev 7-5, 6-3, 6-4, while Alex de Minaur, the No. 8 seed, cruised past Leandro Riedi 6-3, 6-2, 6-1. With both draws starting to crystallize, fans can anticipate a run of compelling matchups as the tournament moves toward the business end.
The quarterfinals are slated to begin on Tuesday, Sept. 2, with a slate of high-stakes showdowns set across both draws. The day’s action in Arthur Ashe Stadium opens with American No. 4 seed Jessica Pegula taking on Barbora Krejcikova, followed by No. 2 seed Carlos Alcaraz. The night session features the defending women’s champion and No. 1 seed Aryna Sabalenka, before one of the tournament’s marquee matches: No. 4 seed Taylor Fritz, last year’s runner-up, facing No. 7 seed and four-time US Open champion Novak Djokovic.
Here’s a look at the updated bracket and key matchups to watch:
Tuesday, Sept. 2
– Men’s singles quarterfinals: No. 20 Jiri Lehecka vs. No. 2 Carlos Alcaraz; No. 7 Novak Djokovic vs. No. 4 Taylor Fritz
– Women’s singles quarterfinals: No. 4 Jessica Pegula vs. Barbora Krejcikova; No. 1 Aryna Sabalenka vs. Marketa Vondrousova
Wednesday, Sept. 3
– Men’s singles quarterfinals: No. 25 Felix Auger-Aliassime vs. No. 8 Alex de Minaur; No. 1 Jannik Sinner vs. No. 10 Lorenzo Musetti
– Women’s singles quarterfinals: No. 8 Amanda Anisimova vs. No. 2 Iga Swiatek; No. 11 Karolina Muchova vs. No. 23 Naomi Osaka
As the Open heads deeper into the quarterfinals, the mix of veteran champions and rising stars promises plenty of drama and memorable moments. Osaka’s victory adds an extra layer of intrigue to a women’s draw that already features Swiatek’s continued momentum, while the men’s slate highlights the blend of established contenders and younger talents continuing to push for glory.
What this means to watch
– Osaka’s strong showing signals she remains a formidable force in big-tournament atmospheres, capable of meeting pressure with precision.
– Swiatek’s dominant win reinforces her position as a leading title contender in the women’s field.
– The Tuesday lineup spotlights a potential Djokovic-Fritz clash that could deliver a night-session thriller, while Alcaraz and Sinner remain the anchors of the top half of the men’s draw.
– With a mix of veteran champions and emerging talents across both brackets, the quarterfinals are poised to deliver several must-watch matches and possible upsets.
Summary note
Osaka’s decisive win over Gauff and Swiatek’s commanding performance set the tone for an electrifying stretch of quarterfinals, as the 2025 US Open moves toward crowning its champions. The stage is set for a series of high-stakes battles under the lights at Arthur Ashe.