Mika Stojsavljevic won the girls' singles title at the 2024 US Open, defeating Wakana Sonobe in the final, 6–4, 6–4.[1][2] Stojsavljevic became the second British player to win the girls' singles title, after Heather Watson in 2009.[3]
Katherine Hui was the reigning champion,[4][5][6] but was no longer eligible to compete in junior events.