Nick Diaz

Nickolas Robert Diaz is an American professional boxer and mixed martial artist who competes in the Welterweight and Middleweight divisions of the Ultimate Fighting Championship (UFC). Diaz is a former Strikeforce, WEC and IFC welterweight champion and a UFC title challenger. He also notably competed in PRIDE, EliteXC, DREAM, and Shooto. Nick is the older brother of former UFC fighter Nate Diaz, with the pair of brothers being one of the biggest influences in the sport of MMA.