2024 US Open – Girls' singles
| Girls' singles | |
|---|---|
| 2024 US Open | |
| Champion | Mika Stojsavljevic |
| Runner-up | Wakana Sonobe |
| Score | 6–4, 6–4 |
Mika Stojsavljevic won the girls' singles title at the 2024 US Open, defeating Wakana Sonobe in the final, 6–4, 6–4. Stojsavljevic became the second British player to win the girls' singles title, after Heather Watson in 2009.
Katherine Hui was the reigning champion, but was no longer eligible to compete in junior events.