2003 US Open – Girls' singles

Girls' singles
2003 US Open
Champion Kirsten Flipkens
Runner-up Michaëlla Krajicek
Score6–3, 7–5

Maria Kirilenko was the defending champion, but did not compete in the juniors that year.

Kirsten Flipkens won the tournament, defeating Michaëlla Krajicek in the final, 6–3, 7–5.