In recent years, female athletes have become increasingly successful in the world of professional sports. From tennis to soccer, female athletes are raking in millions of dollars in prize money and endorsements. Here, we take a look at some of the female athletes who have become millionaires. Starting with the most successful, the first athlete to make the list is tennis superstar Serena Williams. A sixteen-time Grand Slam singles champion, Williams has earned over $90 million in prize money and endorsements over the course of her career. Williams is also the highest-paid female athlete in the world, and her net worth is estimated to be around $180 million. Another prominent female athlete to make the list is soccer star Alex Morgan. With over 100 caps for the United States Women’s National Soccer Team, Morgan has won two Olympic gold medals, two Women’s World Cups, and two UEFA Women’s Championships. She has earned over $3 million in career earnings and has an estimated net worth of $3.2 million. Gymnast Simone Biles is also one of the many female athletes to make the list. As the most decorated American gymnast of all time, Biles has collected an impressive sixteen Olympic and World Championship medals. With over $2 million in career earnings and an estimated net worth of $2.3 million, Biles is one of the most successful female athletes in the world. Finally, MMA fighter Ronda Rousey rounds out the list. Rousey is the former UFC Women’s Bantamweight Champion and the first female fighter to sign with the UFC. She has earned over $6 million in career earnings and has an estimated net worth of $12 million. These are just a few examples of the many female athletes who have become millionaires. With increasing opportunities for female athletes in the sports world, many more are sure to follow in the footsteps of these impressive women.