Ronda RouseyRonda Rousey is the UFC undefeated women's bantamweight champion, an Olympic medalist, and a Hollywood actress. One of the most dominant athletes in UFC history (arguably the most dominant), Rousey is single-handedly responsible for the incluson of women in the Octagon. And she has taken Hollywood with the same force as the UFC, landing roles in major films and emerging as an up-and-coming action film star. Read More Read Less