UFC on ESPN: Hall vs. Strickland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 31, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.

Uriah Alexander Hall is a Jamaican-American retired mixed martial artist, professional boxer, and a former kickboxer. He fought in the Middleweight division for the Ultimate Fighting Championship (UFC). He was second on The Ultimate Fighter: Team Jones vs. Team Sonnen. Prior to his appearance on TUF, Hall competed in Bellator MMA and Ring of Combat, where he saw success in winning the ROC Championship. He is also the first UFC fighter in history to win a fight without throwing a single strike.