Rafael Souza dos Anjos (Portuguese pronunciation: ; born October 26, 1984) is a Brazilian-American professional mixed martial artist. He currently fights in the Welterweight and Lightweight divisions for the Ultimate Fighting Championship (UFC). He is a former UFC Lightweight Champion. He holds notable victories over three former UFC champions: Robbie Lawler, Anthony Pettis, and Benson Henderson. Other notable victories include Neil Magny, Tarec Saffiedine, Donald Cerrone (x2), Paul Felder, and Nate Diaz. As of October 19, 2020, he is #12 in the UFC welterweight rankings.