UFC 194: Aldo vs. McGregor was a mixed martial arts event held by the Ultimate Fighting Championship on December 12, 2015 at the MGM Grand Garden Arena in Las Vegas, Nevada. The event was headlined by a UFC Featherweight Championship unification bout between then champion José Aldo and then interim champion Conor McGregor.

UFC 40: Vendetta was a mixed martial arts event held by the Ultimate Fighting Championship on November 22, 2002, at the MGM Grand Arena on the Las Vegas Strip in Paradise, Nevada. The event was broadcast live on pay per view in the United States, and later released on DVD. UFC 40 contained one of the biggest, most important and most anticipated fights in UFC history, a UFC Light Heavyweight Championship fight between rivals Tito Ortiz and Ken Shamrock. Shamrock, a popular legendary fighter and former champion from the UFC's early years, was returning to the UFC for the first time since 1996. The fight was coined "the biggest fight in UFC history" by the UFC during the event.

UFC on ESPN 42: Thompson vs. Holland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 3, 2022, at Amway Center in Orlando, Florida, United States. A welterweight bout between former UFC Welterweight Championship challenger Stephen Thompson and Kevin Holland headlined the event.

UFC 92: The Ultimate 2008 was a mixed martial arts event by the Ultimate Fighting Championship (UFC) held on December 27, 2008 at the MGM Grand Garden Arena in Las Vegas, Nevada. The main event featured number-one contender Rashad Evans fighting the UFC Light Heavyweight Champion Forrest Griffin.

The Ultimate Ultimate (also referred to as "Ultimate Ultimate 1995" and "UFC 7.5") was a mixed martial arts event held by the Ultimate Fighting Championship on December 16, 1995, at the Mammoth Gardens in Denver, Colorado. The event was seen live on pay per view in the United States, and later released on home video.

UFC on ABC 3: Ortega vs. Rodríguez was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 16, 2022, at UBS Arena in Elmont, New York in the United States. A featherweight bout between former UFC Featherweight Championship challenger Brian Ortega and The Ultimate Fighter: Latin America featherweight winner Yair Rodríguez headlined the event.

UFC 51: Super Saturday was a mixed martial arts event held by the Ultimate Fighting Championship on February 5, 2005 (Super Bowl weekend) at the Mandalay Bay Events Center in Las Vegas, Nevada.

UFC Fight Night 210: Sandhagen vs. Song was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on September 17, 2022, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A bantamweight bout between former interim UFC Bantamweight Championship challenger Cory Sandhagen and Song Yadong headlined the event.

UFC Fight Night 184: Overeem vs. Volkov was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on February 6, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A heavyweight bout between the 2010 K-1 World Grand Prix Champion, former Strikeforce Heavyweight Champion and UFC Heavyweight Championship challenger Alistair Overeem and former Bellator Heavyweight World Champion Alexander Volkov served as the event headliner.

UFC 47: It's On! was a mixed martial arts event held by the Ultimate Fighting Championship at the Mandalay Bay Events Center in Las Vegas, Nevada. The title "It's On!" refers to Chuck Liddell and Tito Ortiz' long running negotiations leading up to the fight.

UFC 217: Bisping vs. St-Pierre is a mixed martial arts event produced by the Ultimate Fighting Championship held on November 4, 2017 at Madison Square Garden in New York City, New York.

UFC 203: Miocic vs Overeem is a mixed martial arts event produced by the Ultimate Fighting Championship (UFC) held on September 10, 2016 at the Quicken Loans Arena in Cleveland, Ohio. The event was headlined by a UFC Heavyweight Championship bout between current champion (and Cleveland area native) Stipe Miocic against 2010 K-1 World Grand Prix winner and former Strikeforce Heavyweight Champion Alistair Overeem.

UFC 286: Edwards vs. Usman 3 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 18, 2023, at The O2 Arena in London, England. A UFC Welterweight Championship trilogy bout between current champion Leon Edwards and former champion (also The Ultimate Fighter: American Top Team vs. Blackzilians welterweight winner) Kamaru Usman headlined the event. The pairing first met at UFC on Fox: dos Anjos vs. Cowboy 2 in December 2015, where Usman won by unanimous decision. Their second meeting took place at UFC 278 in August 2022, where Edwards won the title by knockout in the fifth round.

UFC Fight Night 204: Volkov vs. Aspinall was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 19, 2022 at The O2 Arena in London, England. A heavyweight bout between former Bellator Heavyweight World Champion Alexander Volkov and Tom Aspinall headlined the event.

UFC 249: Ferguson vs. Gaethje was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 9, 2020 at VyStar Veterans Memorial Arena in Jacksonville, Florida, United States. UFC 249 PPV Main Event On ESPN+: 155 lbs.: Tony Ferguson vs. Justin Gaethje 135 lbs.: Henry Cejudo vs. Dominick Cruz 265 lbs.: Francis Ngannou vs. Jairzinho Rozenstruik 145 lbs.: Jeremy Stephens vs. Calvin Kattar 265 lbs.: Greg Hardy vs. Yorgan de Castro

UFC 13: Ultimate Force was a mixed martial arts event held by the Ultimate Fighting Championship on May 30, 1997 in Augusta, Georgia. The event was seen live on pay per view in the United States, and later released on home video.

UFC 5: The Return of the Beast was a mixed martial arts event held by the Ultimate Fighting Championship on April 7, 1995, at the Independence Arena in Charlotte, North Carolina. The event was seen live on pay per view in the United States, and later released on home video.

UFC 54: Boiling Point was a mixed martial arts event held by the Ultimate Fighting Championship on August 20, 2005, at the MGM Grand Arena in Las Vegas, Nevada.. UFC Light Heavyweight Champion Chuck Liddell makes his first title defense against the man who handed him his first ever defeat – Jeremy Horn. The undercard features the return of Randy "The Natural" Couture, the UFC debut of The Ultimate Fighter winner Diego Sanchez, and a highly anticipated welterweight match-up between Georges St. Pierre and Frank Trigg.

UFC on ESPN 21: Brunson vs. Holland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 20, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A middleweight bout between Derek Brunson and Kevin Holland served as the event headliner.

Paulo Costa vs. Marvin Vettori (Middleweight) Grant Dawson vs. Rick Glenn (Lightweight) Jessica-Rose Clark vs. Joselyne Edwards (Bantamweight) Alex Caceres vs. Seung Woo Choi (Featherweight) Dwight Grant vs. Francisco Trinaldo (Welterweight) Nicolae Negumereanu vs. Ike Villanueva (Light Heavyweight)