The 2011 women's draw was missing its defending champion Serena Williams who pulled out in late 2010 due to ligament damage. World number one Caroline Wozniacki of Denmark was the number one seed. The Dane headed up the top ten seeds which included Vera Zvonareva, three time US Open champion Kim Clijsters, seven time Grand Slam champion Venus Williams, Samantha Stosur, reigning French Open Champion Francesca Schiavone, Jelena Janković, Victoria Azarenka, Li Na and Shahar Pe'er. Former Grand Slam champions, Justine Henin, Ana Ivanović, Svetlana Kuznetsova and Maria Sharapova were also seeded.