2011 Kremlin Cup – Women's singles

Victoria Azarenka was the defending champion, but chose to compete at the BGL Luxembourg Open instead.

Dominika Cibulková won her first WTA tour title, defeating Kaia Kanepi in the final 3–6, 7–6(7–1), 7–5.

Seeds
The top four seeds receive a bye into the second round. • # 🇷🇺 Vera Zvonareva (quarterfinals)

• # 🇵🇱 Agnieszka Radwańska (second round)

• # 🇫🇷 Marion Bartoli (quarterfinals, withdrew due to viral illness)

• # 🇮🇹 Francesca Schiavone (second round)

• # 🇷🇸 Jelena Janković (first round)

• # 🇷🇺 Svetlana Kuznetsova (quarterfinals)

• # 🇮🇹 Roberta Vinci (first round)

• # 🇸🇰 Dominika Cibulková (champion)