Tennis fans, get ready: This weekend, the 2025 US Open officially kicked off in New York. Meaning, over the next two weeks, the leading tennis tournament will host a number of exciting matches—including appearances from top athletes such as Coco Gauff, Jannik Sinner, Aryna Sabalenka, and more.

While the courts will be filled with A-list tennis pros over the next few days, the fans in the audience are bound to be just as star-studded as well. After all, the US Open has a history of attracting celebrity spectators: Last year, everyone from actor Lindsay Lohan to model Kendall Jenner was spotted cheering athletes on at the games. And the best part is, not only do these stars go to the event to witness their favorite players in action—they also go to be seen themselves, bringing their best courtside outfits for the occasion.

One day in, for instance, and there have already been a number of celebrity sightings in the US Open crowd. On the opening day, stars such as Tina Knowles, Spike Lee, Victor Cruz, and Chelsea Handler all took in matches. And as the event continues unfolding over the coming days, there will be plenty more starry cameos—so be sure to check back here as we update all of the best spottings in real time.

Below, see all of the stars spotted at the 2025 US Open.