2011 US Open – Girls' singles

Daria Gavrilova was the defending champion, but lost to Victoria Duval in the second round.

Unseeded Grace Min defeated first seed Caroline Garcia in the final 7–5, 7–6(7–3) to win the tournament.

Seeds
• # 🇫🇷 Caroline Garcia (final)

• # 🇷🇺 Irina Khromacheva (first round)

• # 🇦🇺 Ashleigh Barty (semifinals)

• # 🇨🇦 Eugenie Bouchard (second round)

• # 🇷🇺 Daria Gavrilova (second round)

• # 🇷🇺 Yulia Putintseva (quarterfinals)

• # Montserrat González (first round)

• # 🇷🇸 Natalija Kostić (first round)

• # Indy de Vroome (first round)

• # 🇩🇪 Annika Beck (second round)

• # 🇦🇷 Victoria Bosio (second round)

• # 🇺🇸 Madison Keys (second round)

• # 🇪🇪 Anett Kontaveit (second round)

• # 🇺🇸 Jessica Pegula (second round, retired)

• # 🇨🇿 Jesika Malečková (first round)

• # 🇸🇰 Anna Karolína Schmiedlová (second round)