1. Ronda Rousey - MMA
Ronda Rousey is one of the leading athletes in the MMA, particularly in the UFC. She remained undefeated until losing her final two fights in December 2016. Rousey also appeared in WWE and won the Raw Women’s Champion recently. Before joining professional wrestling, Ronda Rousey was also a successful Olympic judo athlete. In 2008, she became the first American to win an Olympic medal in women’s judo, with her bronze medal in 70kg women’s judo. SHe also appeared in movies such as Furious 7 and The Expendables 3.