| 2021-01-16 | UFC on ABC: Holloway vs. Kattar | Etihad Arena · Abu Dhabi | Max Holloway def. Calvin Kattar | 10 |
| 2021-01-20 | UFC on ESPN: Chiesa vs. Magny | Etihad Arena · Abu Dhabi | Michael Chiesa def. Neil Magny | 14 |
| 2021-01-24 | UFC 257: Poirier vs. McGregor 2 | Etihad Arena · Abu Dhabi | Dustin Poirier def. Conor McGregor | 11 |
| 2021-02-06 | UFC Fight Night: Overeem vs. Volkov | UFC Apex · Las Vegas, Nevada | Alexander Volkov def. Alistair Overeem | 12 |
| 2021-02-13 | UFC 258: Usman vs. Burns | UFC Apex · Las Vegas, Nevada | Kamaru Usman def. Gilbert Burns title | 10 |
| 2021-02-20 | UFC Fight Night: Blaydes vs. Lewis | UFC Apex · Las Vegas, Nevada | Derrick Lewis def. Curtis Blaydes | 12 |
| 2021-02-27 | UFC Fight Night: Rozenstruik vs. Gane | UFC Apex · Las Vegas, Nevada | Ciryl Gane def. Jairzinho Rozenstruik | 9 |
| 2021-03-06 | UFC 259: Błachowicz vs. Adesanya | UFC Apex · Las Vegas, Nevada | Jan Błachowicz def. Israel Adesanya title | 15 |
| 2021-03-13 | UFC Fight Night: Edwards vs. Muhammad | UFC Apex · Las Vegas, Nevada | Leon Edwards vs. Belal Muhammad | 13 |
| 2021-03-20 | UFC on ESPN: Brunson vs. Holland | UFC Apex · Las Vegas, Nevada | Derek Brunson def. Kevin Holland | 10 |
| 2021-03-27 | UFC 260: Miocic vs. Ngannou 2 | UFC Apex · Las Vegas, Nevada | Francis Ngannou def. Stipe Miocic title | 10 |
| 2021-04-10 | UFC on ABC: Vettori vs. Holland | UFC Apex · Las Vegas, Nevada | Marvin Vettori def. Kevin Holland | 13 |
| 2021-04-17 | UFC on ESPN: Whittaker vs. Gastelum | UFC Apex · Las Vegas, Nevada | Robert Whittaker def. Kelvin Gastelum | 10 |
| 2021-04-24 | UFC 261: Usman vs. Masvidal 2 | VyStar Veterans Memorial Arena · Jacksonville, Florida | Kamaru Usman def. Jorge Masvidal title | 13 |
| 2021-05-01 | UFC on ESPN: Reyes vs. Procházka | UFC Apex · Las Vegas, Nevada | Jiří Procházka def. Dominick Reyes | 11 |
| 2021-05-08 | UFC on ESPN: Rodriguez vs. Waterson | UFC Apex · Las Vegas, Nevada | Marina Rodriguez def. Michelle Waterson | 9 |
| 2021-05-15 | UFC 262: Oliveira vs. Chandler | Toyota Center · Houston, Texas | Charles Oliveira def. Michael Chandler title | 12 |
| 2021-05-22 | UFC Fight Night: Font vs. Garbrandt | UFC Apex · Las Vegas, Nevada | Rob Font def. Cody Garbrandt | 12 |
| 2021-06-05 | UFC Fight Night: Rozenstruik vs. Sakai | UFC Apex · Las Vegas, Nevada | Jairzinho Rozenstruik def. Augusto Sakai | 13 |
| 2021-06-12 | UFC 263: Adesanya vs. Vettori 2 | Gila River Arena · Glendale, Arizona | Israel Adesanya def. Marvin Vettori title | 14 |
| 2021-06-19 | UFC on ESPN: The Korean Zombie vs. Ige | UFC Apex · Las Vegas, Nevada | Chan Sung Jung def. Dan Ige | 12 |
| 2021-06-26 | UFC Fight Night: Gane vs. Volkov | UFC Apex · Las Vegas, Nevada | Ciryl Gane def. Alexander Volkov | 13 |
| 2021-07-10 | UFC 264: Poirier vs. McGregor 3 | T-Mobile Arena · Las Vegas, Nevada | Dustin Poirier def. Conor McGregor | 12 |
| 2021-07-17 | UFC on ESPN: Makhachev vs. Moisés | UFC Apex · Las Vegas, Nevada | Islam Makhachev def. Thiago Moisés | 10 |
| 2021-07-24 | UFC on ESPN: Sandhagen vs. Dillashaw | UFC Apex · Las Vegas, Nevada | T.J. Dillashaw def. Cory Sandhagen | 11 |
| 2021-07-31 | UFC on ESPN: Hall vs. Strickland | UFC Apex · Las Vegas, Nevada | Sean Strickland def. Uriah Hall | 10 |
| 2021-08-07 | UFC 265: Lewis vs. Gane | Toyota Center · Houston, Texas | Ciryl Gane def. Derrick Lewis title | 13 |
| 2021-08-21 | UFC on ESPN: Cannonier vs. Gastelum | UFC Apex · Las Vegas, Nevada | Jared Cannonier def. Kelvin Gastelum | 12 |
| 2021-08-28 | UFC on ESPN: Barboza vs. Chikadze | UFC Apex · Las Vegas, Nevada | Giga Chikadze def. Edson Barboza | 12 |
| 2021-09-04 | UFC Fight Night: Brunson vs. Till | UFC Apex · Las Vegas, Nevada | Derek Brunson def. Darren Till | 9 |
| 2021-09-18 | UFC Fight Night: Smith vs. Spann | UFC Apex · Las Vegas, Nevada | Anthony Smith def. Ryan Spann | 14 |
| 2021-09-25 | UFC 266: Volkanovski vs. Ortega | T-Mobile Arena · Las Vegas, Nevada | Alexander Volkanovski def. Brian Ortega title | 13 |
| 2021-10-02 | UFC Fight Night: Santos vs. Walker | UFC Apex · Las Vegas, Nevada | Thiago Santos def. Johnny Walker | 12 |
| 2021-10-09 | UFC Fight Night: Dern vs. Rodriguez | UFC Apex · Las Vegas, Nevada | Marina Rodriguez def. Mackenzie Dern | 9 |
| 2021-10-16 | UFC Fight Night: Ladd vs. Dumont | UFC Apex · Las Vegas, Nevada | Norma Dumont def. Aspen Ladd | 10 |
| 2021-10-23 | UFC Fight Night: Costa vs. Vettori | UFC Apex · Las Vegas, Nevada | Marvin Vettori def. Paulo Costa | 14 |
| 2021-10-30 | UFC 267: Błachowicz vs. Teixeira | Etihad Arena · Abu Dhabi | Glover Teixeira def. Jan Błachowicz title | 14 |
| 2021-11-06 | UFC 268: Usman vs. Covington 2 | Madison Square Garden · New York City, New York | Kamaru Usman def. Colby Covington title | 14 |
| 2021-11-13 | UFC Fight Night: Holloway vs. Rodríguez | UFC Apex · Las Vegas, Nevada | Max Holloway def. Yair Rodríguez | 11 |
| 2021-11-20 | UFC Fight Night: Vieira vs. Tate | UFC Apex · Las Vegas, Nevada | Ketlen Vieira def. Miesha Tate | 11 |
| 2021-12-04 | UFC on ESPN: Font vs. Aldo | UFC Apex · Las Vegas, Nevada | José Aldo def. Rob Font | 13 |
| 2021-12-11 | UFC 269: Oliveira vs. Poirier | T-Mobile Arena · Las Vegas, Nevada | Charles Oliveira def. Dustin Poirier title | 14 |
| 2021-12-18 | UFC Fight Night: Lewis vs. Daukaus | UFC Apex · Las Vegas, Nevada | Derrick Lewis def. Chris Daukaus | 13 |