The US Open is more than one of the world’s biggest tennis tournaments — it’s also an opportunity for celebrities to show off their preppiest threads, often in on-theme shades of white, navy and green.

A-listers including Taylor Swift, Meghan Markle and Justin and Hailey Bieber have made courtside cameos in past years, so expect some major names to show up and support athletes like Aryna Sabalenka, Carlos Alcarez, Coco Gauff, Jannik Sinner and more this time around.

Ahead, see the best outfits stars are wearing at the 2025 US Open.