Samantha Stosur – $18 Million
Samantha Jane Stosur an Australian pro-tennis player who held the world number 1 title in 2006 for 61 continuous weeks. She won six major tournaments in doubles during her career and even won the US open singles in 2011 despite not being ranked herself in the singles. It is a surprise that she was never ranked number one in Singles even after defeating Serena Williams and Justine Henin. She has won over $18 million merely through the matches and also some lucrative endorsements brought some more millions to her bank account. All in all, her net worth is estimated to be $18 million today.