#4. Serena Williams (USA)
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Serena Williams is daylights ahead of her competition in both records and prize money. She's the greatest female tennis player ever, maybe even the best among both men and women.
The younger Williams sister has been one of the most inspiring players, overcoming life-threatening circumstances to come back to the game. She is the most successful Grand Slam player ever in tennis, with an extraordinary 23 titles to boast. She also holds the record for most WTA Premier Mandatory & 5 championships with the same number of titles.
Apart from that Serena has won the WTA Tour Championship five times. In terms of Olympics, she has won the singles gold once and the doubles gold medal thrice. In total, believe it or not, she has got 72 titles to her name. With an extremely powerful gameplay, Serena Williams has won US$88,233,301 in career prize money earnings so far and Williams' has an estimated net worth of $170 million.
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