Singapore: Serena Williams has set a single-season prize money record on the women's tour by earning $6,545,586 in 2009, according to the Women's Tennis Association.
The 11-times grand slam champion and world number one now has career earnings approaching $30 million.
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"It's incredible how much women's tennis has grown in the last few years and that the Tour has increased our prize money so significantly," Williams said in a statement.
"We are very fortunate to have an opportunity to be so well rewarded for doing something we love."
This season Williams eclipsed the previous record of $5,429,586 set by Belgian Justine Henin in 2007.
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Earlier this year, Williams also surpassed Lindsay Davenport as record holder in career prize money earnings on the Tour, and became the first professional female athlete to earn more than $23 million in a single professional sports league.
The 28-year-old American won the 2009 season-ending Championships as well as Australian Open and Wimbledon crowns this season.
