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Mixed Martial Arts is the fastest growing sport in the nation. Martial arts training is becoming more popular with it. Over the years, we've seen quite a few famous faces training a form of martial arts.

Some of our former presidents practiced mixed martial arts disciplines. Abraham Lincoln and George Washington were both respected wrestlers in their time. Wrestling is not a martial art, but it is a necessity in MMA. Theodore Roosevelt studied jiu jitsu and judo. Even Bill Clinton has trained in taekwondo.

If you think those names are surprising, you'll be stunned at some of the names on this list.