Sony Ericsson WTA Tour Singles Rankings

As of April 7, 2013

1. Serena Williams (USA)

2. Maria Sharapova (RUS)

3. Victoria Azarenka (BLR)

4. Agnieszka Radwanska (POL)

5. Na Li (CHN)

6. Angelique Kerber (GER)

7. Sara Errani (ITA)

8. Petra Kvitova (CZE)

9. Samantha Stosur (AUS)

10. Caroline Wozniacki (DEN)