1999 US Open – Girls' Singles

Jelena Dokić was the defending champion, but did not complete in the Juniors this year. Lina Krasnoroutskaya won the title, defeating Nadia Petrova in the final in what was the second all-Russian Girls' singles Grand Slam final. This win solidified her ranking to become the Year-End Junior World No. 1.

1999 US Open – Girls' Singles

Jelena Dokić was the defending champion, but did not complete in the Juniors this year. Lina Krasnoroutskaya won the title, defeating Nadia Petrova in the final in what was the second all-Russian Girls' singles Grand Slam final. This win solidified her ranking to become the Year-End Junior World No. 1.