Jae C. Hong / AP

Age: 26

About: Ronda Rousey’s site

Follow: @RondaRousey

Ronda Rousey is the first-ever woman to sign with the Ultimate Fighting Championships (UFC) mixed martial arts company. In February, she beat fellow trailblazer Liz Carmouche in a historic UFC match. Rousey is updating the face of female athletics through her tough skills and commercial successes.

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