2007 US Open – Girls' singles

Girls' singles
2007 US Open
Champion Kristína Kučová
Runner-up Urszula Radwańska
Score6–3, 1–6, 7–6(7–4)

The United States Open Tennis Championships is a hardcourt tennis tournament held annually at Flushing Meadows, starting on the last Monday in August and lasting for two weeks. The tournament consists of five main championship events: men's and women's singles, men's and women's doubles, and mixed doubles, with additional tournaments for seniors, juniors, and wheelchair players.

In 2007, the girls' singles event was won by Kristína Kučová of the Slovak Republic who beat Urszula Radwańska of Poland, 6–3, 1–6, 7–6(7–4) in the final.