No one will be getting an early glimpse at the men’s world No.1 singles player in Flushing this year, nor an 11-time Grand Slam doubles champion.

Jannik Sinner has withdrawn from the U.S. Open mixed doubles event Tuesday morning, less than 24 hours after his retirement after just five games of the Cincinnati Final against Carlos Alcaraz due to illness.

The decision doesn’t come as a surprise as the defending U.S. Open champion and his team were expected to prioritize recovery for the singles tournament that starts Sunday.

Jannik Sinner pulled out of the US Open mixed doubles after his withdrawal in Cincinnati on Aug. 18, 2025. Getty Images

The four-time Grand Slam champion was set to partner with Kateřina Siniaková, who is likely the best active doubles specialist in the women’s gam

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