There are not too many MMA fighters who achieve national recognition, and even those who do aren't known to too many people who aren't fans of the sport. You can certainly become known and respected to those within the industry, but most of them have gotten their heads so banged up that they probably won't remember you in ten minutes. Also, they probably won’t remember you in ten minutes. Did we say that already?
Some of the most famous MMA fighters of all time include Fedor Emelianenko, Randy Couture, Royce Gracie, and Chuck Liddell. Women's MMA is also gaining more popularity, featuring the talents of such fighters as Cris Cyborg (yes, Cyborg), Zoila Gurgel (also a real name), Miesha Tate, and Ronda Rousey.