The year 2011 was the 19th year in the history of the Ultimate Fighting Championship (UFC), a mixed martial arts promotion based in the United States. In 2011 the UFC held 27 events beginning with UFC 125: Resolution on January 1, 2011.
2011 UFC.com awards
Debut UFC fighters
The following fighters fought their first UFC fight in 2011:
| ISO | Fighter | Division |
|---|---|---|
| Aaron Rosa | Light Heavyweight | |
| Alex Caceres | Featherweight | |
| Alex Soto | Bantamweight | |
| Alistair Overeem | Heavyweight | |
| Anthony Njokuani | Lightweight | |
| Anthony Pettis | Lightweight | |
| Antonio Banuelos | Bantamweight | |
| Antonio McKee | Lightweight | |
| Bart Palaszewski | Lightweight | |
| Benson Henderson | Lightweight | |
| Brad Pickett | Bantamweight | |
| Brian Bowles | Bantamweight | |
| Brian Ebersole | Welterweight | |
| Bryan Caraway | Bantamweight | |
| Byron Bloodworth | Bantamweight | |
| Chad Mendes | Featherweight | |
| Chan Sung Jung | Featherweight | |
| Charlie Valencia | Bantamweight | |
| Che Mills | Welterweight | |
| Chris Cariaso | Bantamweight | |
| Chris Cope | Welterweight | |
| Chris Weidman | Middleweight | |
| Clay Harvison | Lightweight | |
| Clifford Starks | Middleweight | |
| Cole Escovedo | Bantamweight | |
| Costas Philippou | Middleweight | |
| Cub Swanson | Featherweight | |
| Cung Le | Middleweight | |
| Curt Warburton | Lightweight | |
| Damacio Page | Bantamweight | |
| Danny Castillo | Lightweight | |
| Danny Downes | Lightweight | |
| Darren Uyenoyama | Bantamweight | |
| Dave Herman | Heavyweight | |
| Demetrious Johnson | Bantamweight | |
| Dennis Bermudez | Featherweight | |
| Diego Brandão | Featherweight | |
| Diego Nunes | Featherweight | |
| Dominick Cruz | Bantamweight | |
| Donald Cerrone | Lightweight | |
| Donny Walker | Featherweight | |
| Dustin Jacoby | Middleweight |
| ISO | Fighter | Division |
|---|---|---|
| Dustin Neace | Featherweight | |
| Dustin Pague | Bantamweight | |
| Dustin Poirier | Featherweight | |
| Eddie Wineland | Bantamweight | |
| Edward Faaloloto | Bantamweight | |
| Edwin Figueroa | Bantamweight | |
| Erick Silva | Welterweight | |
| Erik Koch | Featherweight | |
| Felipe Arantes | Bantamweight | |
| Francis Carmont | Middleweight | |
| Francisco Rivera | Bantamweight | |
| Hatsu Hioki | Featherweight | |
| Iuri Alcântara | Bantamweight | |
| Jake Hecht | Welterweight | |
| James Head | Welterweight | |
| Jason Young | Featherweight | |
| Javier Vazquez | Featherweight | |
| Jeff Hougland | Bantamweight | |
| Jimy Hettes | Featherweight | |
| John Albert | Bantamweight | |
| John Cholish | Lightweight | |
| John Dodson | Bantamweight | |
| John Maguire | Welterweight | |
| John-Olav Einemo | Heavyweight | |
| Johnny Bedford | Bantamweight | |
| Johnny Eduardo | Bantamweight | |
| Jorge Lopez | Welterweight | |
| José Aldo | Featherweight | |
| Joseph Benavidez | Bantamweight | |
| Joseph Sandoval | Bantamweight | |
| Josh Clopton | Featherweight | |
| Josh Ferguson | Bantamweight | |
| Josh Grispi | Featherweight | |
| Justin Edwards | Welterweight | |
| Kamal Shalorus | Lightweight | |
| Ken Stone | Bantamweight | |
| Kenny Robertson | Welterweight | |
| Lance Benoist | Welterweight | |
| Louis Gaudinot | Flyweight | |
| Luis Ramos | Welterweight | |
| Maciej Jewtuszko | Lightweight | |
| Mackens Semerzier | Featherweight |
| ISO | Fighter | Division |
|---|---|---|
| Marcus Brimage | Featherweight | |
| Matt Lucas | Lightweight | |
| Michael McDonald | Bantamweight | |
| Miguel Torres | Bantamweight | |
| Mike Easton | Bantamweight | |
| Mike Stumpf | Welterweight | |
| Mitch Clarke | Lightweight | |
| Nick Ring | Middleweight | |
| Norifumi Yamamoto | Bantamweight | |
| Papy Abedi | Welterweight | |
| Paul Bradley | Welterweight | |
| Phil De Fries | Heavyweight | |
| Ramsey Nijem | Lightweight | |
| Rani Yahya | Featherweight | |
| Raphael Assunção | Featherweight | |
| Renan Barão | Bantamweight | |
| Reuben Duran | Bantamweight | |
| Ricardo Lamas | Featherweight | |
| Riki Fukuda | Middleweight | |
| Robbie Peralta | Featherweight | |
| Roland Delorme | Bantamweight | |
| Ronny Markes | Middleweight | |
| Ryan McGillivray | Welterweight | |
| Scott Jorgensen | Bantamweight | |
| Shamar Bailey | Lightweight | |
| Shane Roller | Lightweight | |
| Stanislav Nedkov | Light Heavyweight | |
| Stephen Bass | Featherweight | |
| Steven Siler | Featherweight | |
| Stipe Miocic | Heavyweight | |
| T.J. Dillashaw | Bantamweight | |
| Takeya Mizugaki | Bantamweight | |
| Tom Blackledge | Light Heavyweight | |
| Tony Ferguson | Lightweight | |
| Urijah Faber | Bantamweight | |
| Vagner Rocha | Lightweight | |
| Vaughan Lee | Bantamweight | |
| Walel Watson | Bantamweight | |
| Willamy Freire | Lightweight | |
| Yves Jabouin | Bantamweight | |
| Zhang Tiequan | Lightweight |
The Ultimate Fighter
| Season | Finale | Division | Winner | Runner-up |
|---|---|---|---|---|
| TUF 13: Team Lesnar vs. Team dos Santos | Jun 4, 2011 | Welterweight | Tony Ferguson | Ramsey Nijem |
| TUF 14: Team Bisping vs. Team Miller | Dec 3, 2011 | Bantamweight | John Dodson | T.J. Dillashaw |
| Featherweight | Diego Brandao | Dennis Bermudez |
Title fights
| Title fights in 2011 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Weight class | Method | Round | Time | Event | Notes | |||
| Lightweight | Frankie Edgar (c) | vs. | Gray Maynard | Draw (split) (46–48, 48–46, 47–47) | 5 | 5:00 | UFC 125 | |
| Middleweight | Anderson Silva (c) | def. | Vitor Belfort | KO (front kick and punches) | 1 | 3:25 | UFC 126 | |
| Light Heavyweight | Jon Jones | def. | Maurício Rua (c) | TKO (knees and punches) | 3 | 2:37 | UFC 128 | |
| Featherweight | José Aldo (c) | def. | Mark Hominick | Decision (unanimous) (48–45, 48–46, 49–46) | 5 | 5:00 | UFC 129 | |
| Welterweight | Georges St-Pierre (c) | def. | Jake Shields | Decision (unanimous) (50–45, 48–47, 48–47) | 5 | 5:00 | UFC 129 | |
| Bantamweight | Dominick Cruz (c) | def. | Urijah Faber | Decision (unanimous) (50–45, 49–46, 48–47) | 5 | 5:00 | UFC 132 | |
| Middleweight | Anderson Silva (c) | def. | Yushin Okami | TKO (punches) | 2 | 2:04 | UFC 134 | |
| Light Heavyweight | Jon Jones (c) | def. | Quinton Jackson | Submission (rear-naked choke) | 4 | 1:14 | UFC 135 | |
| Bantamweight | Dominick Cruz (c) | def | Demetrious Johnson | Decision (unanimous) (50–45, 49–46, 50–45) | 5 | 5:00 | UFC on Versus 6 | |
| Featherweight | José Aldo (c) | def. | Kenny Florian | Decision (unanimous) (49–46, 49–46, 49–46) | 5 | 5:00 | UFC 136 | |
| Lightweight | Frankie Edgar (c) | def. | Gray Maynard | KO (punches) | 4 | 3:54 | UFC 136 | |
| Heavyweight | Junior dos Santos | def. | Cain Velasquez (c) | KO (punches) | 1 | 1:04 | UFC on Fox 1 | |
| Light Heavyweight | Jon Jones (c) | def. | Lyoto Machida | Technical Submission (guillotine choke) | 2 | 4:26 | UFC 140 | |
