So after Alcaraz's first round triumph in straight sets over American Reilly Opelka on Monday, a reporter asked Alcaraz what led to the new-look haircut. As it turns out, the buzzcut was the solution to a mishap that occurred when Alcaraz's brother attempted to give him a haircut.

Carlos Alcaraz revealed the lighthearted reason for why he shaved his hair into a buzzcut ahead of the 2025 U.S. Open—and it seems the style wasn’t an intentional choice.

Carlos Alcaraz has showed up at the U.S. Open for his first-round match with a shaved head. Alcaraz, who is seeded No. 2 at Flushing Meadows, caused a bit of a buzz with his buzz cut when he got to the tournament grounds before beating Reilly Opelka in straight sets at Arthur Ashe Stadium on Monday.