Serena Williams maintained first place in the women’s tennis rankings issued by the WTA while Samantha Stosur returned into the top 10.

The American Williams has 7,946 points to lead from Caroline Wozniacki of Denmark (6,255) and Dinara Safina of Russia (6,150).

Australian Stosur rose from 11th to 10th by virtue of her title in Charleston on the weekend.

WTA top 10 as of April 19 (previous ranking in parenthesis): 1. (1) Serena Williams, United States, 7,946 points 2. (2) Caroline Wozniacki, Denmark, 6,255 3. (3) Dinara Safina, Russia, 6,150 4. (4) Venus Williams, United States, 5,817 5. (5) Svetlana Kuznetsova, Russia, 5,620 6. (6) Eelena dementieva, Russia, 4,965 7. (7) Jelena Jankovic, Serbia, 4,740 8. (8) Agnieszka Radwanska, Poland, 4,190 9. (9) Victoria Azarenka, Belarus, 4,080 10. (11) Samantha Stosur, Australia, 3,975.

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