“I was still part of that trend where it was see how low you can get, get as small as you can get, be the biggest guy in your weight class, and it started to burn me out.”

American former professional mixed martial artist and sports analyst

Michael Keith Chiesa is an American former professional mixed martial artist and sports analyst. He competed in the UFC’s welterweight division and was active as a professional from 2008 to 2026. He is best known for winning the inaugural season of FX’s The Ultimate Fighter: Live. Chiesa built his reputation in mixed martial arts through his UFC career, where he fought at welterweight after emerging from The Ultimate Fighter. He also works as a sports analyst, and his public profile is tied mainly to his time in the octagon and his later commentary on the sport.