Anthony Paul Pettis (born January 27, 1987) is an American mixed martial artist, currently signed to the Ultimate Fighting Championship (UFC), where he competes in the Welterweight and Lightweight division. He is a former UFC Lightweight Champion. Pettis was also the final WEC Lightweight Champion prior to the promotion being merged into the UFC. At one point, he was ranked as a top-ten pound for pound fighter. As of June 10, 2019, he is ranked #9 in the official UFC lightweight rankings.