SEO Title: US Open 2026 Mixed Doubles: Andreeva/Rublev, Bencic/Cobolli reach semifinals
Meta Description: Mirra Andreeva and Andrey Rublev, Belinda Bencic and Flavio Cobolli, Karolina Muchova and Jakub Mensik, and Elina Svitolina and Gael Monfils reached the 2026 US Open mixed doubles semifinals.
US Open mixed doubles draw reduced to four in New York
The 2026 US Open mixed doubles title will be decided on Wednesday at Arthur Ashe Stadium after a packed opening day trimmed the 16-team field to four. Mirra Andreeva and Andrey Rublev, fourth seeds Belinda Bencic and Flavio Cobolli, Karolina Muchova and Jakub Mensik, and Elina Svitolina and Gael Monfils remain in contention for the trophy and the $1 million champions’ cheque.
Twelve matches were completed on Tuesday, covering the opening round and quarterfinals. The last four includes four players ranked inside the top 12 of the PIF WTA Singles Rankings, while the draw also produced a major win for Svitolina and Monfils over the reigning world No. 1 doubles players.
How the draw unfolded
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Svitolina and Monfils opened their campaign with a brisk 4-1, 4-1 victory over Alexandra Eala and Felix Auger-Aliassime in 39 minutes. The married pair then faced a far tougher quarterfinal against Katerina Siniakova and Henry Patten, prevailing 5-4 (6), 4-5 (3), [10-8] after 1 hour and 34 minutes.
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Siniakova and Patten had reached that match through qualifying and then stunned top seeds Aryna Sabalenka and Novak Djokovic. Having trailed by a set and a break, the doubles world No. 1s recovered for a 1-4, 4-2, [10-2] win in 48 minutes. They swept the final three games of set two and took the last eight points of the match tiebreak, with Siniakova closing the upset by serving an ace past Djokovic.
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“The first set was about enormous serves and even bigger shots,” Siniakova said. “But we wanted to represent doubles. It was a great comeback and I loved it.”
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Muchova, back in competition for the first time since reaching the Wimbledon final, teamed with fellow Czech Mensik to defeat Kristina Mladenovic and Marcelo Arevalo 4-1, 2-4, [10-7] in 52 minutes. Mladenovic and Arevalo brought 13 Grand Slam titles between them into the contest.
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The Czech pair followed that escape with a more direct 4-1, 5-3 quarterfinal win over Americans Emma Navarro and Tommy Paul, requiring 48 minutes. Navarro and Paul had earlier eliminated third seeds Amanda Anisimova and Learner Tien 5-3, 4-2 in 45 minutes on Louis Armstrong Stadium.
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Mensik was making his mixed doubles debut, but Muchova felt the pairing quickly settled. “We were pleased just to get into the draw as the final team,” she said. “The first match was difficult because we were learning how to work together and communicate. In the second one we were much looser, more aggressive, and I really enjoyed playing alongside Jakub.”
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Andreeva and Rublev began by knocking out 2025 champions Sara Errani and Andrea Vavassori, 1-4, 4-1, [11-9] in 52 minutes. The defending champions held match points but could not finish the contest. Andreeva, already the owner of two WTA 1000 doubles crowns and an Olympic silver medal, moved a step closer to another doubles honour.
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In the final match to finish on Tuesday, Andreeva and Rublev beat Diana Shnaider and 2025 finalist Casper Ruud 4-1, 4-5 (9), [10-5] in 1 hour and 14 minutes. They had served for the match in the second set before losing a lengthy tiebreak, then regrouped emphatically in the match tiebreak.
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Shnaider and Ruud had booked their quarterfinal place with a 4-2, 4-1 win over second seeds Jessica Pegula and Taylor Fritz in only 40 minutes. That result meant none of the top three seeded pairs survived their first match. Ruud had finished runner-up in 2025 alongside Iga Swiatek, losing that final in a match tiebreak.
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Bencic and Cobolli, the first seeded team to advance, opened with a 4-2, 4-2 victory against Taylor Townsend and Alexander Zverev in 49 minutes. They then ended Serena Williams and Carlos Alcaraz’s run 5-4 (4), 4-1 in 55 minutes.
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Williams, returning to Arthur Ashe Stadium for the first time since retirement, had joined former ATP No. 1 Alcaraz for a high-profile first-round appearance. The pair combined for 30 Grand Slam singles titles and rallied to beat Erin Routliffe and Lloyd Glasspool 5-3, 4-1 in 58 minutes, winning eight of the final nine games.
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“Being back here is always extraordinary,” Williams said after her opening win. “I did not think I would return to this court, so it was a very special feeling. Playing with Carlos is a real bonus and incredibly cool.”
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Against Bencic and Cobolli, the contest was level through the opening set until the Swiss-Italian pairing captured the final four points of the tiebreak. They earned the decisive break for 3-1 in the second set, and Bencic struck a sharp volley at Alcaraz’s feet as Cobolli served out the match.
Semifinal lineup
| Semifinal | Matchup |
|---|---|
| Upper half | Mirra Andreeva and Andrey Rublev vs. Karolina Muchova and Jakub Mensik |
| Lower half | No. 4 Belinda Bencic and Flavio Cobolli vs. Elina Svitolina and Gael Monfils |
Singles stars and doubles specialists collide
Andreeva and Rublev have now accounted for three of the four finalists from the previous year’s event, having beaten Errani and Vavassori in round one before stopping Ruud and Shnaider. Their semifinal against Muchova and Mensik will decide which of the two Czech-Russian combinations reaches the title match.
Bencic and Cobolli will meet Svitolina and Monfils for the other final berth. Bencic said sharing Arthur Ashe Stadium with Williams and Alcaraz was an unusual experience even for an established major champion.
“I was fortunate enough to face Serena a few times during my career,” Bencic said. “Playing Carlos was surreal. At the net or returning serve, I sometimes wondered how I had found myself on that court. It is a huge honour, and you can feel the presence both of them have.”
Svitolina and Monfils, meanwhile, emerged from the most demanding quarterfinal of the day against Siniakova and Patten. “It was an unexpectedly great day,” Svitolina said. “We are delighted with two victories. Playing such strong doubles players in the second match was great fun, and we are happy to be in the semifinals.”
The semifinals and final are scheduled for Wednesday on Arthur Ashe Stadium, where one team will complete the two-day mixed doubles sprint by lifting the title.



