Zhang Yining won the title in 2009 but has since retired from international table tennis.
Li Xiaoxia met compatriot Ding Ning in the final of this event. The latter won 12–10, 13–11, 11–9, 8–11, 8–11, 11–7.
Seeds
Based on the ITTF world ranking issued before the Championships, top 64 seeds directly entered the first round of the 128-player sized draw.
References
2011 World Table Tennis Championships – Women's Singles Wikipedia(Text) CC BY-SA