Justin Ray Gaethje is an American professional mixed martial artist. A professional since 2011, he currently competes in the Lightweight division of the Ultimate Fighting Championship (UFC) where he is the current and two-time interim UFC Lightweight Champion. He is the first fighter in UFC history to win the interim title twice and is also a former UFC "BMF" titleholder. Gaethje formerly competed in the Lightweight division of the World Series of Fighting (WSOF), where he was the first and only WSOF Lightweight Champion.
