UFC on ESPN: Holloway vs. Allen (also known as UFC on ESPN 44) was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 15, 2023, at the T-Mobile Center in Kansas City, Missouri, United States. A featherweight bout between former UFC Featherweight Champion Max Holloway and Arnold Allen headlined the event.

UFC 265: Lewis vs. Gane was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on August 7, 2021, at the Toyota Center in Houston, Texas, United States. An interim UFC Heavyweight Championship bout between former title challenger Derrick Lewis and Ciryl Gane headlined the event.

UFC Fight Night 177: Waterson vs. Hill was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on September 12, 2020 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A women's strawweight bout between former Invicta FC Atomweight Champion Michelle Waterson and former Invicta FC Strawweight Champion Angela Hill served as the headliner.

UFC Fight Night 163: Magomedsharipov vs. Kattar was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on November 9, 2019 at CSKA Arena in Moscow, Russia.

UFC Fight Night 152: Dos Anjos vs. Lee was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on May 18, 2019 at Blue Cross Arena in Rochester, New York. A welterweight bout between former UFC Lightweight Champion Rafael dos Anjos and former interim lightweight title challenger Kevin Lee served as the event headliner.

UFC Fight Night 138: Volkan vs. Smith was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on October 27, 2018 at Avenir Centre in Moncton, New Brunswick, Canada. A light heavyweight bout between former UFC Light Heavyweight Championship challenger Volkan Oezdemir and Anthony Smith served as the event headliner.

The Ultimate Fighter: Redemption Finale (also known as The Ultimate Fighter 25 Finale) was a mixed martial arts event produced by the Ultimate Fighting Championship held on July 7, 2017 at T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. The event was headlined by a lightweight bout between Michael Johnson and former WSOF Lightweight Champion Justin Gaethje. The welterweight finals of The Ultimate Fighter: Redemption took place at the event.

UFC 201: Lawler vs. Woodley was a mixed martial arts event produced by the Ultimate Fighting Championship held on July 30, 2016, at Philips Arena in Atlanta, Georgia. The event was headlined by a UFC Welterweight Championship bout between then champion Robbie Lawler and top contender Tyron Woodley.

UFC Fight Night 81: Dillashaw vs. Cruz was a mixed martial arts event held on January 17, 2016, at the TD Garden in Boston, Massachusetts. A UFC Bantamweight Championship bout between defending champion T.J. Dillashaw and former WEC and UFC Bantamweight champion Dominick Cruz headlined this event.

UFC 183: Silva vs. Diaz was a mixed martial arts event held on January 31, 2015, at MGM Grand Garden Arena in Las Vegas, Nevada. The event was headlined by a middleweight bout between former UFC Middleweight champion Anderson Silva and former WEC & Strikeforce Welterweight champion Nick Diaz.

UFC Fight Night 40: Brown vs. Silva was a mixed martial arts event held on May 10, 2014, at the U.S. Bank Arena in Cincinnati, Ohio.

UFC 167: St-Pierre vs. Hendricks is a mixed martial arts event held on November 16, 2013, at the MGM Grand Garden Arena in Las Vegas, Nevada, U.S. The event will commemorate the organization's 20th anniversary. The main event is a UFC Welterweight Championship bout between the current champion Georges St-Pierre and #1 contender Johny Hendricks. Co-featured on the card is a light-heavyweight bout between former UFC Light Heavyweight Champion Rashad Evans and Chael Sonnen.

UFC on Fox 8: Johnson vs. Moraga was a mixed martial arts event held on July 27, 2013, at the Key Arena in Seattle, Washington. The main event was a UFC Flyweight Championship bout between champion Demetrious Johnson and top contender John Moraga.

Strikeforce: Marquardt vs. Saffiedine was a mixed martial arts event held by Strikeforce. The event took place on January 12, 2013 at the Chesapeake Energy Arena in Oklahoma City, Oklahoma. This was the final event for Strikeforce before the organization is folded and merged with the UFC.

UFC 150: Henderson vs. Edgar II was a mixed martial arts event held by the Ultimate Fighting Championship on August 11, 2012, at the Pepsi Center now known as Ball Arena in Denver, Colorado.

UFC 143: Diaz vs. Condit was a mixed martial arts event held by the Ultimate Fighting Championship on February 4, 2012 at the Mandalay Bay Events Center in Las Vegas, Nevada.

UFC on Versus 5: Hardy vs. Lytle was a mixed martial arts event held by the Ultimate Fighting Championship on August 14, 2011, at the Bradley Center in Milwaukee, Wisconsin.

The Ultimate Fighter 13 Finale was a mixed martial arts event held by the Ultimate Fighting Championship on June 4, 2011 at the Palms Casino Resort in Paradise, Nevada, United States. Featured were the finalists from The Ultimate Fighter 13 – Team Lesnar vs Team Dos Santos in the Welterweight division.

UFC 102: Couture vs. Nogueira was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on August 29, 2009 at the Rose Garden in Portland, Oregon. It featured former UFC Heavyweight and Light Heavyweight champion, Randy Couture, facing off against former PRIDE Heavyweight champion and former UFC Interim Heavyweight champion, Antonio Rodrigo Nogueira.

UFC 97: Redemption (not to be confused with UFC 17: Redemption) was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on April 18, 2009 in Montreal, Quebec, Canada. The main event was UFC Middleweight Champion Anderson Silva vs. Thales Leites.

UFC Fight Night 15: Diaz vs. Neer was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on September 17, 2008, at the Omaha Civic Auditorium in Omaha, Nebraska.

UFC 83: Serra vs St-Pierre 2 was a mixed martial arts event held by the Ultimate Fighting Championship. The event was held on April 19, 2008, at the Bell Centre in Montreal, Quebec, Canada. UFC 83 was the UFC's first event in Canada. It was headlined by UFC Welterweight Champion Matt Serra and UFC Interim Welterweight Champion Georges St. Pierre in a match to unify the championship.

UFC 78: Validation was a mixed martial arts event held by the Ultimate Fighting Championship (UFC), that took place on November 17, 2007 at the Prudential Center in Newark, New Jersey. Validation was the first UFC event held in New Jersey since June 4, 2005's UFC 53: Heavy Hitters in Atlantic City. The main event featured TUF 2 Heavyweight winner Rashad Evans against TUF 3 Light Heavyweight winner Michael Bisping in a light heavyweight contest.

UFC 72: Victory was a mixed martial arts event held by the Ultimate Fighting Championship. The event took place Saturday, June 16, 2007 at The Odyssey in Belfast, Northern Ireland. Martin Kampmann was scheduled to fight Rich Franklin, but was forced to withdraw due to injury. Yushin Okami replaced Kampmann in the main event.

UFC Fight Night 8: Evans vs. Salmon was a mixed martial arts event held by the Ultimate Fighting Championship on January 25, 2007 at the Seminole Hard Rock Hotel and Casino in Hollywood, Florida. This card featured the UFC debut of PRIDE and Hero's veteran Heath Herring. Originally scheduled for the main card was a bout between middleweight contestants Nate Marquardt and Dean Lister; it is believed that Spike TV influenced the eventual decision to remove the bout from the main card which made the main event Rashad Evans vs. Sean Salmon.

UFC Fight Night 6.5: Ortiz vs. Shamrock 3 was a mixed martial arts event held by the Ultimate Fighting Championship on October 10, 2006. The event took place at the Seminole Hard Rock Hotel and Casino in Hollywood, Florida and was broadcast live on Spike TV in the United States and Canada. The main event featured the third and final encounter between Tito Ortiz and Ken Shamrock. At UFC 61, the two fighters met for a second time, with Ortiz reigning victorious via technical knockout.

The Ultimate Fighter 3 Finale was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on June 24, 2006. Featured were the finals from The Ultimate Fighter 3 in both the Middleweight and Light Heavyweight divisions as well as a main event between Kenny Florian and Sam Stout. During the event Randy Couture was inducted in to the UFC Hall of Fame and the return of Jens Pulver was announced.

The Ultimate Fighter is an American reality television series and mixed martial arts (MMA) competition produced by the Ultimate Fighting Championship (UFC) and Pilgrim Media Group currently airing on ESPN+. It previously aired for fourteen seasons on Spike TV. The show features professional MMA fighters living together in Las Vegas, Nevada, and follows them as they train and compete against each other for a prized six-figure contract with the UFC. The series debuted on January 17, 2005.