Jelena Jankovic – $15 Million
First ever tennis player to get to number 01 position even without winning any major tournament is Jelena Jancovic. After winning mix doubles in Wimbledon in 2007, Jelena continued her career as a high-ranked tennis athlete. Even though Jelena has not officially announced her retirement yet, she did not appear in the tennis courts since 2017 due to health related issues. She has made $20 million alone by her prize money and her net worth today is $15 million.