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Database: Connected | Fighters: 2811 | UFC Rankings: 328 | Completion: 85%
Total registered fighters
Total recorded fights
Fight ratings completed
Fight analyses completed
| Rank | Fighter | Rating |
|---|---|---|
| 🥇 |
Islam Makhachev
Welterweight |
83 |
| 🥈 |
Jon Jones
Heavyweight |
83 |
| 🥉 |
Gabriel Bonfim
Welterweight |
80 |
| #4 |
Carlos Prates
Welterweight |
79 |
| #5 |
Shavkat Rakhmonov
Welterweight |
79 |
| Fighter | Record | Division |
|---|---|---|
| AJ Cunningham | 11-5 | Bantamweight |
| AJ Dobson | 7-3 | Middleweight |
| AJ Fletcher | 10-4 | Welterweight |
| Aalon Cruz | 11-5 | Featherweight |
| Aaron Brink | 1-7 | Light Heavyweight |
| Aaron Phillips | 6-10 | Middleweight |
| Aaron Pico | 14-5 | Featherweight |
| Aaron Riley | 30-14 | Lightweight |
| Aaron Rosa | 4-6 | Light Heavyweight |
| Aaron Simpson | 12-5 | Welterweight |
| Aaron Wilkinson | 11-7 | Welterweight |
| Abdul Hussein | 16-2 | Bantamweight |
| Abdul Rakhman Yakhyaev | 10-0 | Light Heavyweight |
| Abdul Razak Alhassan | 12-7 | Middleweight |
| Abdul-Kareem Al-Selwady | 16-4 | Lightweight |
| Abdul-Kerim Edilov | 17-4 | Light Heavyweight |
| Abe Alsaghir | 1-0 | — |
| Abel Trujillo | 15-8 | Lightweight |
| Abner Lloveras | 21-12 | Lightweight |
| Abu Azaitar | 14-4 | Middleweight |
| Abubakar Nurmagomedov | 17-4 | Welterweight |
| Abubakar Vagaev | 25-4 | Welterweight |
| Abus Magomedov | 29-7 | Middleweight |
| Adam Cella | 6-6 | Welterweight |
| Adam Darby | 7-1 | Welterweight |
| Adam Fugitt | 10-6 | Welterweight |
| Adam Livingston | 7-1 | Lightweight |
| Adam Milstead | 8-3 | Light Heavyweight |
| Adam Wieczorek | 10-2 | Heavyweight |
| Adam Yandiev | 9-1 | Middleweight |
| Adlan Amagov | 13-2 | Welterweight |
| Adrian Luna Martinetti | 17-2 | Bantamweight |
| Adrian Serrano | 2-3 | Welterweight |
| Adrian Yanez | 18-6-1 | Bantamweight |
| Adriano Martins | 29-11 | Lightweight |
| Adriano Santos | 0-1 | — |
| Aiemann Zahabi | 14-3 | Bantamweight |
| Ailin Perez | 13-2 | Women's Bantamweight |
| Aisling Daly | 16-6 | Women's Strawweight |
| Akbarh Arreola | 23-12 | Lightweight |
| Akihiro Gono | 11-11 | — |
| Akira Corassani | 12-7 | Featherweight |
| Al Iaquinta | 14-7 | Lightweight |
| Alan Baudot | 8-4 | Light Heavyweight |
| Alan Belcher | 18-8 | Middleweight |
| Alan Jouban | 17-7 | Welterweight |
| Alan Omer | 24-5 | Featherweight |
| Alan Patrick | 15-4 | Lightweight |
| Alatengheili | 17-10-1 | Bantamweight |
| Albert Cheng | 2-3 | Welterweight |
| Albert Duraev | 16-5 | Middleweight |
| Albert Morales | 19-11-1 | Bantamweight |
| Albert Tumenov | 22-6 | Welterweight |
| Alberta Cerra Leon | 0-1 | Open Weight |
| Alberto Crane | 2-3 | — |
| Alberto Mina | 13-1 | Welterweight |
| Alberto Montes | 12-2 | Featherweight |
| Alberto Uda | 9-3 | Middleweight |
| Alden Coria | 14-3 | Flyweight |
| Alejandro Perez | 23-9-1 | Bantamweight |
| Aleksa Camur | 6-3 | Light Heavyweight |
| Aleksandar Rakic | 15-6 | Heavyweight |
| Aleksandra Albu | 2-2 | Women's Strawweight |
| Aleksandre Topuria | 7-1 | Bantamweight |
| Aleksei Kunchenko | 20-4 | Welterweight |
| Aleksei Oleinik | 61-17 | Heavyweight |
| Alen Amedovski | 8-4 | Middleweight |
| Alessandro Costa | 17-6 | Flyweight |
| Alessio Di Chirico | 13-7 | Middleweight |
| Alessio Sakara | 21-14 | Middleweight |
| Alex Andrade | 0-3 | Light Heavyweight |
| Alex Apodaca | 1-0 | — |
| Alex Caceres | 21-15 | Featherweight |
| Alex Chambers | 5-5 | Women's Strawweight |
| Alex Da Silva | 1-4 | Flyweight |
| Alex Garcia | 5-5 | Welterweight |
| Alex Gorgees | 6-1 | Lightweight |
| Alex Hunter | 2-0 | Heavyweight |
| Alex Karalexis | 4-5 | Lightweight |
| Alex Morono | 24-13 | Welterweight |
| Alex Nicholson | 17-11 | Middleweight |
| Alex Oliveira | 25-16 | Welterweight |
| Alex Pereira | 13-4 | Heavyweight |
| Alex Perez | 26-11 | Flyweight |
| Alex Reyes | 13-6 | Lightweight |
| Alex Ricci | 0-2 | Lightweight |
| Alex Schoenauer | 0-3 | Light Heavyweight |
| Alex Soto | 1-3 | Bantamweight |
| Alex Stiebling | 3-8 | Middleweight |
| Alex Torres | 0-1 | Featherweight |
| Alex White | 13-6 | Featherweight |
| Alexa Grasso | 17-5-2 | Women's Flyweight |
| Alexander Gustafsson | 18-8 | Light Heavyweight |
| Alexander Hernandez | 19-9 | Lightweight |
| Alexander Munoz | 7-2 | Lightweight |
| Alexander Poppeck | 21-6 | Heavyweight |
| Alexander Volkanovski | 28-4 | Featherweight |
| Alexander Volkov | 41-11 | Heavyweight |
| Alexander Yakovlev | 22-12 | Lightweight |
| Alexandr Romanov | 22-4 | Heavyweight |
| Alexandre Barros | 0-7 | — |
| Alexandre Dantas | 0-2 | Heavyweight |
| Alexandre Ferreira | 18-6 | Light Heavyweight |
| Alexandre Pantoja | 31-6 | Flyweight |
| Alexia Thainara | 15-1 | Women's Strawweight |
| Alexis Davis | 21-11 | Women's Flyweight |
| Alexis Dufresne | 6-3 | Women's Bantamweight |
| Alexis Miranda | 0-1 | — |
| Alfonso Alcarez | 0-0-1 | Lightweight |
| Ali AlQaisi | 15-8 | Bantamweight |
| Ali Bagautinov | 17-7 | Flyweight |
| Aliaskhab Khizriev | 14-0 | Middleweight |
| Alibi Idiris | 11-1 | Flyweight |
| Alice Ardelean | 12-7 | Women's Strawweight |
| Alice Pereira | 7-2 | Women's Bantamweight |
| Alik Lorenz | 1-0 | — |
| Alistair Overeem | 47-19 | Heavyweight |
| Aljamain Sterling | 26-5 | Featherweight |
| Allan Goes | 2-3 | Middleweight |
| Allan Nascimento | 22-7 | Flyweight |
| Allan Zuniga | 13-2 | Welterweight |
| Allen Berube | 0-2 | Lightweight |
| Allen Crowder | 10-4 | Heavyweight |
| Allen Frye Jr. | 6-1 | Heavyweight |
| Alonzo Menifield | 18-6-1 | Light Heavyweight |
| Alptekin Ozkilic | 9-5 | Flyweight |
| Alvaro Herrera Mendoza | 1-3 | Lightweight |
| Alvin Hines | 7-2 | Heavyweight |
| Alvin Robinson | 5-8 | — |
| Amanda Cooper | 4-5 | Women's Strawweight |
| Amanda Lemos | 15-8 | Women's Strawweight |
| Amanda Nunes | 24-5 | Women's Bantamweight |
| Amanda Ribas | 12-7 | Women's Strawweight |
| Amar Suloev | 5-5 | Middleweight |
| Amaury Bitetti | 2-1 | Welterweight |
| Amilcar Alves | 0-12 | Welterweight |
| Amir Albazi | 17-3 | Flyweight |
| Amir Sadollah | 6-5 | Welterweight |
| Ananias Mulumba | 0-1 | — |
| Anderson Dos Santos | 21-9 | Featherweight |
| Anderson Silva | 34-11 | Middleweight |
| Andre Ewell | 18-10 | Bantamweight |
| Andre Fialho | 16-9 | Welterweight |
| Andre Fili | 25-15 | Featherweight |
| Andre Gusmao | 6-3 | Middleweight |
| Andre Lima | 12-1 | Flyweight |
| Andre Muniz | 24-8 | Middleweight |
| Andre Pederneiras | 0-1 | Lightweight |
| Andre Petroski | 13-7 | Middleweight |
| Andre Roberts | 2-1 | Heavyweight |
| Andre Soukhamthath | 14-10 | Bantamweight |
| Andre Winner | 22-12 | Lightweight |
| Andrea Lee | 13-11 | Women's Flyweight |
| Andreas Gustafsson | 12-3 | Welterweight |
| Andreas Michailidis | 16-8 | Light Heavyweight |
| Andreas Stahl | 10-4 | Welterweight |
| Andrei Arlovski | 34-24 | Heavyweight |
| Andrei Semenov | 5-5 | Middleweight |
| Andrew Craig | 9-4 | Welterweight |
| Andrew Holbrook | 12-3 | Lightweight |
| Andrew Sanchez | 14-9 | Middleweight |
| Andrey Pulyaev | 10-5 | Middleweight |
| Andy Anderson | 0-1 | Open Weight |
| Andy Enz | 7-3 | Middleweight |
| Andy Ogle | 9-6 | Featherweight |
| Andy Wang | 0-2 | — |
| Ange Loosa | 10-5 | Welterweight |
| Angel Pacheco | 7-4 | Bantamweight |
| Angela Hill | 20-16 | Women's Strawweight |
| Angela Magana | 11-10 | Women's Strawweight |
| Anistavio Medeiros | 0-2 | — |
| Anna Elmose | 3-2 | Women's Strawweight |
| Anna Melisano | 6-2 | Women's Flyweight |
| Ansar Chalangov | 2-4 | — |
| Anshul Jubli | 7-2 | Lightweight |
| Ante Delija | 26-8 | Heavyweight |
| Anthony Birchak | 16-8 | Bantamweight |
| Anthony Christodoulou | 12-7 | Lightweight |
| Anthony Hamilton | 3-7 | Heavyweight |
| Anthony Hernandez | 15-4 | Middleweight |
| Anthony Ivy | 15-8 | Welterweight |
| Anthony Johnson | 23-6 | Light Heavyweight |
| Anthony Lapsley | 22-8 | Welterweight |
| Anthony Macias | 1-11 | Middleweight |
| Anthony Njokuani | 18-13 | Lightweight |
| Anthony Perosh | 15-10 | Light Heavyweight |
| Anthony Pettis | 25-14 | Lightweight |
| Anthony Rocco Martin | 18-6 | Welterweight |
| Anthony Smith | 38-22 | Light Heavyweight |
| Anthony Torres | 1-4 | — |
| Anthony Wint | 2-0 | — |
| Anton Kuivanen | 20-12 | Lightweight |
| Anton Turkalj | 8-4 | Light Heavyweight |
| Anton Zafir | 7-3 | Welterweight |
| Antoni Hardonk | 8-6 | Heavyweight |
| Antonina Shevchenko | 11-4 | Women's Flyweight |
| Antonio Arroyo | 9-5 | Middleweight |
| Antonio Banuelos | 19-11 | Flyweight |
| Antonio Braga Neto | 9-3 | Middleweight |
| Antonio Carlos Junior | 7-5 | Middleweight |
| Antonio Carvalho | 15-6 | Featherweight |
| Antonio Dos Santos | 9-4 | Welterweight |
| Antonio McKee | 29-7 | — |
| Antonio Mendes | 3-8 | — |
| Antonio Rodrigo Nogueira | 34-10 | Heavyweight |
| Antonio Silva | 3-8-1 | — |
| Antonio Trocoli | 12-7 | Middleweight |
| Anying Wang | 2-2 | Welterweight |
| Aoriqileng | 26-14 | Bantamweight |
| Apollo Gomes | 0-0 | Bantamweight |
| Ariane Carnelossi | 15-5 | Women's Strawweight |
| Ariane da Silva | 18-12 | Women's Flyweight |
| Ariel Beck | 4-5 | Women's Flyweight |
| Arjan Bhullar | 11-3 | Heavyweight |
| Arlind Berisha | 0-0 | Light Heavyweight |
| Arman Tsarukyan | 23-3 | Lightweight |
| Armen Petrosyan | 9-5 | Middleweight |
| Arnold Allen | 21-4 | Featherweight |
| Artem Lobov | 14-15 | Featherweight |
| Artur Minev | 7-1 | Lightweight |
| Asbel Cancio | 0-1 | Open Weight |
| Ashkan Mokhtarian | 13-3 | Flyweight |
| Ashlee Evans-Smith | 6-6 | Women's Flyweight |
| Ashley Yoder | 9-9 | Women's Strawweight |
| Askar Askarov | 15-1-1 | Flyweight |
| Askar Mozharov | 19-13 | Light Heavyweight |
| Aspen Ladd | 12-5 | Women's Bantamweight |
| Assuerio Silva | 4-6 | — |
| Asu Almabayev | 24-3 | Flyweight |
| Ateba Gautier | 11-1 | Middleweight |
| Augusto Mendes | 6-2 | Bantamweight |
| Augusto Montano | 15-3 | Welterweight |
| Augusto Sakai | 16-6 | Heavyweight |
| Austen Lane | 13-8 | Light Heavyweight |
| Austin Arnett | 16-7 | Featherweight |
| Austin Bashi | 14-3 | Featherweight |
| Austin Hubbard | 17-11 | Lightweight |
| Austin Lingo | 9-4 | Featherweight |
| Austin Springer | 12-4 | Featherweight |
| Austin Vanderford | 13-3 | Welterweight |
| Axel Sola | 12-1 | Lightweight |
| Azamat Bekoev | 20-5 | Middleweight |
| Azamat Gashimov | 8-3 | Flyweight |
| Azamat Murzakanov | 16-1 | Light Heavyweight |
| Azat Maksum | 15-3 | Flyweight |
| Azunna Anyanwu | 15-6 | Heavyweight |
| BJ Penn | 16-14-2 | Featherweight |
| Baergeng Jieleyisi | 0-1 | Bantamweight |
| Baisangur Susurkaev | 12-0 | Middleweight |
| Barb Honchak | 10-5 | Women's Flyweight |
| Bart Palaszewski | 36-17 | Featherweight |
| Bartosz Fabinski | 15-6 | Welterweight |
| Bas Rutten | 4-2 | Heavyweight |
| Bassil Hafez | 9-4 | Welterweight |
| Batgerel Danaa | 12-5 | Bantamweight |
| Bea Malecki | 4-1 | Women's Bantamweight |
| Bec Rawlings | 8-9 | Women's Strawweight |
| Bekzat Almakhan | 12-4 | Bantamweight |
| Belal Muhammad | 24-6 | Welterweight |
| Bella Mir | 0-1 | — |
| Ben Alloway | 14-9 | Welterweight |
| Ben Askren | 19-2 | Welterweight |
| Ben Earwood | 2-1 | Welterweight |
| Ben Johnston | 5-2 | Middleweight |
| Ben Nguyen | 14-9 | Flyweight |
| Ben Rothwell | 39-14 | Heavyweight |
| Ben Saunders | 23-13 | Welterweight |
| Ben Sosoli | 7-3 | Heavyweight |
| Ben Wall | 8-4 | Lightweight |
| Benardo Sopaj | 2-1 | Bantamweight |
| Beneil Dariush | 23-8-1 | Lightweight |
| Benito Lopez | 10-2 | Bantamweight |
| Benji Radach | 4-5 | Middleweight |
| Benoit Saint Denis | 17-4 | Lightweight |
| Benson Henderson | 30-13 | Lightweight |
| Bentley Syler | 5-1 | Flyweight |
| Bernardo Magalhaes | 4-3 | Lightweight |
| Besam Yousef | 8-3 | Welterweight |
| Bethe Correia | 11-6-1 | Women's Bantamweight |
| Bevon Lewis | 7-6 | Middleweight |
| Bharat Kandare | 5-3 | Bantamweight |
| Bia Mesquita | 8-0 | Women's Bantamweight |
| Bilal Hasan | 10-0 | Flyweight |
| Bill Algeo | 18-9 | Featherweight |
| Bill Mahood | 2-6 | — |
| Bill Ray Goff | 1-2 | — |
| Billy Elekana | 10-2 | Light Heavyweight |
| Billy Miles | 0-1 | Welterweight |
| Billy Quarantillo | 18-8 | Lightweight |
| Billy Ray Goff | 9-5 | Welterweight |
| Blagoy Ivanov | 19-7 | Heavyweight |
| Blake Bilder | 8-2 | Bantamweight |
| Blood Diamond | 3-3 | Welterweight |
| Bo Nickal | 9-1 | Middleweight |
| Bob Cook | 1-0 | Lightweight |
| Bob Gilstrap | 0-4 | Heavyweight |
| Bobby Hoffman | 4-5 | Heavyweight |
| Bobby Moffett | 16-6 | Featherweight |
| Bobby Nash | 12-5 | Welterweight |
| Bobby Southworth | 3-4 | Light Heavyweight |
| Bobby Voelker | 34-14 | Welterweight |
| Bogdan Grad | 16-4 | Featherweight |
| Bogdan Guskov | 18-4-1 | Light Heavyweight |
| Bojan Mihajlovic | 10-6 | Heavyweight |
| Bojan Velickovic | 18-11-1 | Welterweight |
| Bolaji Oki | 11-4 | Lightweight |
| Borislav Nikolic | 17-2 | Bantamweight |
| Boston Salmon | 8-4 | Bantamweight |
| Brad Blackburn | 6-6 | Welterweight |
| Brad Gumm | 1-3-1 | Welterweight |
| Brad Imes | 0-4 | Heavyweight |
| Brad Katona | 16-5 | Bantamweight |
| Brad Kohler | 1-5 | Heavyweight |
| Brad Morris | 0-5 | — |
| Brad Pickett | 25-14 | Catch Weight |
| Brad Riddell | 10-4 | Lightweight |
| Brad Scott | 3-5 | Welterweight |
| Brad Tavares | 23-13 | Middleweight |
| Brady Hiestand | 9-2 | Bantamweight |
| Branden Lee Hinkle | 2-5 | Heavyweight |
| Brando Pericic | 7-1 | Heavyweight |
| Brandon Davis | 14-12 | Featherweight |
| Brandon Holmes | 6-1 | Middleweight |
| Brandon Jenkins | 18-12 | Lightweight |
| Brandon Melendez | 1-9 | — |
| Brandon Moreno | 23-10-2 | Flyweight |
| Brandon Royval | 18-9 | Flyweight |
| Brandon Thatch | 11-5 | Welterweight |
| Brandon Vera | 16-10 | Light Heavyweight |
| Brandon Wolff | 0-3 | Welterweight |
| Braxton Smith | 5-2 | Heavyweight |
| Brendan Allen | 27-7 | Middleweight |
| Brendan Loughnane | 30-6 | Lightweight |
| Brendan O'Reilly | 6-4 | Welterweight |
| Brendan Schaub | 10-5 | Heavyweight |
| Brendon Marotte | 8-3 | Featherweight |
| Brendson Ribeiro | 17-12 | Light Heavyweight |
| Brett Johns | 20-5 | Bantamweight |
| Brian Bowles | 10-3 | Bantamweight |
| Brian Camozzi | 7-5 | Welterweight |
| Brian Cobb | 20-9 | Catch Weight |
| Brian Ebersole | 51-17 | Welterweight |
| Brian Foster | 3-5 | Middleweight |
| Brian Gassaway | 2-3 | Welterweight |
| Brian Geraghty | 0-6 | Lightweight |
| Brian Houston | 4-4 | Middleweight |
| Brian Johnston | 2-5 | Heavyweight |
| Brian Kelleher | 24-16 | Bantamweight |
| Brian Melancon | 7-3 | Welterweight |
| Brian Ortega | 16-5 | Featherweight |
| Brian Stann | 12-6 | Light Heavyweight |
| Brianna Fortino | 9-3 | Women's Strawweight |
| Bristol Marunde | 16-10 | Welterweight |
| Brock Jardine | 12-6 | Welterweight |
| Brock Larson | 42-10 | Catchweight |
| Brock Lesnar | 5-3 | Heavyweight |
| Brodie Farber | 0-3 | Catch Weight |
| Brogan Walker | 8-5 | Women's Flyweight |
| Brok Weaver | 16-6 | Welterweight |
| Bruna Brasil | 11-7 | Women's Strawweight |
| Brunno Ferreira | 15-4 | Middleweight |
| Bruno Korea | 12-4 | Flyweight |
| Bruno Lopes | 14-4 | Light Heavyweight |
| Bruno Santos | 4-2 | Featherweight |
| Bruno Silva | 28-19 | Middleweight |
| Bruno Souza | 0-3 | Welterweight |
| Bryan Barberena | 18-12 | Welterweight |
| Bryan Battle | 14-3 | Welterweight |
| Bryan Caraway | 21-10 | Bantamweight |
| Bryce Mitchell | 19-4 | Bantamweight |
| Bubba Bush | 8-3 | Middleweight |
| Buddy Roberts | 12-3 | Middleweight |
| Byron Bloodworth | 6-3 | Bantamweight |
| CB Dollaway | 17-10 | Middleweight |
| CJ Fernandes | 1-3-1 | — |
| CJ Keith | 8-3 | Lightweight |
| CJ Vergara | 12-7 | Flyweight |
| CM Punk | 0-1 | Welterweight |
| Cain Carrizosa | 11-5 | Lightweight |
| Cain Velasquez | 14-3 | Heavyweight |
| Caio Borralho | 18-2 | Middleweight |
| Caio Machado | 8-5 | Light Heavyweight |
| Caio Magalhaes | 10-7 | Middleweight |
| Cal Worsham | 1-3 | Heavyweight |
| Cale Yarbrough | 3-3 | Light Heavyweight |
| Callan Potter | 18-9 | Featherweight |
| Calvin Kattar | 23-10 | Featherweight |
| Cam Nelson | 1-0 | — |
| Cam Rowston | 15-3 | Middleweight |
| Cameron Dollar | 11-4 | Lightweight |
| Cameron Else | 11-6 | Bantamweight |
| Cameron Nelson | 7-1 | Welterweight |
| Cameron Saaiman | 9-3 | Bantamweight |
| Cameron Smotherman | 12-7 | Bantamweight |
| Cameron VanCamp | 15-7 | Lightweight |
| Caol Uno | 32-18-2 | Featherweight |
| Caolan Loughran | 11-4 | Bantamweight |
| Carl Deaton | 17-7 | Lightweight |
| Carla Esparza | 20-8 | Women's Strawweight |
| Carli Judice | 7-2 | Women's Flyweight |
| Carlo Pedersoli Jr. | 14-5 | Welterweight |
| Carlo Prater | 30-17 | Lightweight |
| Carlos Barreto | 3-6 | Light Heavyweight |
| Carlos Candelario | 8-3 | Flyweight |
| Carlos Condit | 32-14 | Welterweight |
| Carlos Eduardo Rocha | 9-4 | Welterweight |
| Carlos Felipe | 12-4 | Heavyweight |
| Carlos Hernandez | 10-5 | Flyweight |
| Carlos Huachin | 10-7 | Bantamweight |
| Carlos Leal | 23-7 | Welterweight |
| Carlos Mota | 0-1 | — |
| Carlos Newton | 9-11 | Middleweight |
| Carlos Petruzzella | 0-1 | — |
| Carlos Prates | 24-7 | Welterweight |
| Carlos Ulberg | 15-1 | Light Heavyweight |
| Carlos Vera | 12-4 | Bantamweight |
| Carls John De Tomas | 6-4 | Flyweight |
| Carlston Harris | 19-8 | Welterweight |
| Carlton Minus | 12-5 | Welterweight |
| Carmelo Marrero | 5-4 | — |
| Carol Foro | 10-1 | Women's Strawweight |
| Caros Fodor | 11-6 | Lightweight |
| Casey Kenney | 16-4 | Bantamweight |
| Casey O'Neill | 11-3 | Women's Flyweight |
| Cat Zingano | 14-5 | Women's Bantamweight |
| Cathal Pendred | 17-4 | Welterweight |
| Cesar Almeida | 7-3 | Middleweight |
| Cesar Arzamendia | 7-5 | Featherweight |
| Cesar Marscucci | 1-0 | Lightweight |
| Cezar Ferreira | 14-11 | Middleweight |
| Cezary Oleksiejczuk | 17-3 | Middleweight |
| Chad Anheliger | 13-8 | Bantamweight |
| Chad Griggs | 11-3 | Light Heavyweight |
| Chad Laprise | 14-4 | Welterweight |
| Chad Mendes | 18-5 | Featherweight |
| Chad Reiner | 4-9 | — |
| Chael Sonnen | 30-17 | Light Heavyweight |
| Chan Sung Jung | 17-8 | Featherweight |
| Chan-Mi Jeon | 0-2 | Women's Strawweight |
| Chance Rencountre | 16-5 | Welterweight |
| ChangHo Lee | 11-2 | Bantamweight |
| Charalampos Grigoriou | 8-5 | Bantamweight |
| Charles Byrd | 10-7 | Middleweight |
| Charles Johnson | 20-9 | Flyweight |
| Charles Jourdain | 18-8-1 | Bantamweight |
| Charles McCarthy | 1-2 | Middleweight |
| Charles Oliveira | 37-11 | Lightweight |
| Charles Radtke | 12-5 | Welterweight |
| Charles Rosa | 16-8 | Featherweight |
| Charlie Brenneman | 19-8 | Lightweight |
| Charlie Campbell | 10-3 | Lightweight |
| Charlie Cleveland | 6-1 | Heavyweight |
| Charlie Ontiveros | 11-9 | Middleweight |
| Charlie Valencia | 12-7 | Bantamweight |
| Charlie Ward | 9-7 | Welterweight |
| Chas Skelly | 19-3 | Featherweight |
| Chase Gormley | 14-8 | Heavyweight |
| Chase Hooper | 17-5 | Lightweight |
| Chase Sherman | 16-12 | Heavyweight |
| Che Mills | 16-10 | Welterweight |
| Cheick Kongo | 31-12-1 | Heavyweight |
| Chelsea Chandler | 7-4 | Women's Bantamweight |
| Chepe Mariscal | 18-7 | Featherweight |
| Cheyanne Vlismas | 7-3 | Women's Strawweight |
| Chico Camus | 18-8 | Flyweight |
| Chidi Njokuani | 26-12 | Welterweight |
| Chris Avila | 8-10 | Featherweight |
| Chris Barnett | 23-10 | Heavyweight |
| Chris Beal | 10-8 | Flyweight |
| Chris Brennan | 2-3 | Welterweight |
| Chris Camozzi | 26-15 | Middleweight |
| Chris Cariaso | 17-8 | Flyweight |
| Chris Clements | 12-6 | Welterweight |
| Chris Condo | 0-1 | Heavyweight |
| Chris Cope | 2-3 | Welterweight |
| Chris Curtis | 32-13 | Welterweight |
| Chris Daukaus | 12-7 | Heavyweight |
| Chris Dempsey | 11-7 | Middleweight |
| Chris Duncan | 15-3 | Lightweight |
| Chris Fishgold | 18-5 | Featherweight |
| Chris Gruetzemacher | 15-5 | Lightweight |
| Chris Gutierrez | 22-7-1 | Bantamweight |
| Chris Haseman | 2-8 | Heavyweight |
| Chris Heatherly | 9-4 | Welterweight |
| Chris Holdsworth | 6-0 | Bantamweight |
| Chris Indich | 4-3 | Welterweight |
| Chris Kelades | 11-4 | Flyweight |
| Chris Leben | 25-11 | Middleweight |
| Chris Liguori | 2-8 | — |
| Chris Lytle | 31-23 | Welterweight |
| Chris Padilla | 18-6-1 | Lightweight |
| Chris Price | 0-2 | Middleweight |
| Chris Sanford | 0-1 | Middleweight |
| Chris Saunders | 0-6 | Lightweight |
| Chris Spang | 5-3 | Welterweight |
| Chris Tickle | 0-5 | — |
| Chris Tuchscherer | 21-4 | Heavyweight |
| Chris Wade | 24-10 | Lightweight |
| Chris Weidman | 16-8 | Middleweight |
| Chris Wilson | 4-7 | Lightweight |
| Chris de la Rocha | 5-3 | Heavyweight |
| Christian Aguilera | 14-8 | Welterweight |
| Christian Colombo | 8-4-1 | Heavyweight |
| Christian Echols | 0-0 | Middleweight |
| Christian Edwards | 8-5 | Light Heavyweight |
| Christian Leroy Duncan | 15-2 | Middleweight |
| Christian Morecraft | 7-3 | Heavyweight |
| Christian Natividad | 0-0 | Flyweight |
| Christian Rodriguez | 13-4 | Featherweight |
| Christian Wellisch | 2-4 | Light Heavyweight |
| Christina Marks | 8-11 | Women's Flyweight |
| Christophe Leninger | 0-2 | Lightweight |
| Christos Giagos | 20-13 | Lightweight |
| Chuck Liddell | 21-9 | Light Heavyweight |
| Chuck O'Neil | 17-10 | Welterweight |
| Cindy Dandois | 16-7 | Women's Bantamweight |
| Ciryl Gane | 14-2 | Heavyweight |
| Claude Patrick | 14-2 | Welterweight |
| Claudia Gadelha | 18-5 | Women's Strawweight |
| Claudio Puelles | 13-6 | Lightweight |
| Claudio Ribeiro | 11-5 | Middleweight |
| Claudio Silva | 5-3 | Welterweight |
| Clay Collard | 24-16 | Featherweight |
| Clay Guida | 38-23 | Lightweight |
| Clay Harvison | 14-7 | Lightweight |
| Clayton Carpenter | 8-3 | Flyweight |
| Clifford Starks | 13-5 | Middleweight |
| Clint Hester | 10-6 | Middleweight |
| Cody Brundage | 12-9-1 | Middleweight |
| Cody Donovan | 8-5 | Light Heavyweight |
| Cody Durden | 18-11-1 | Flyweight |
| Cody East | 14-5 | Heavyweight |
| Cody Garbrandt | 15-8 | Bantamweight |
| Cody Gibson | 22-13 | Bantamweight |
| Cody Haddon | 9-1 | Bantamweight |
| Cody McKenzie | 16-11 | — |
| Cody Pfister | 13-9 | Lightweight |
| Cody Stamann | 21-8-1 | Bantamweight |
| Colby Covington | 17-5 | Welterweight |
| Colby Thicknesse | 9-1 | Bantamweight |
| Cole Escovedo | 17-8 | Bantamweight |
| Cole Miller | 21-11 | Featherweight |
| Cole Smith | 7-3 | Bantamweight |
| Cole Williams | 0-2 | Welterweight |
| Colin Fletcher | 16-9 | Lightweight |
| Colin Robinson | 0-8 | — |
| Collin Anglin | 9-5 | Featherweight |
| Collin Hart | 4-4 | Middleweight |
| Colton Loud | 0-0 | Flyweight |
| Colton Smith | 7-5 | Lightweight |
| Connor Matthews | 7-5 | Featherweight |
| Conor McGregor | 22-7 | Welterweight |
| Constantinos Philippou | 13-5 | Middleweight |
| Corey Anderson | 21-6 | Light Heavyweight |
| Corey Hill | 6-9 | Welterweight |
| Cortavious Romious | 9-4 | Bantamweight |
| Cortney Casey | 10-10 | Women's Flyweight |
| Cory Hendricks | 9-6 | Light Heavyweight |
| Cory McKenna | 8-4 | Women's Strawweight |
| Cory Sandhagen | 18-7 | Bantamweight |
| Cory Walmsley | 0-1 | Light Heavyweight |
| Court McGee | 24-14 | Welterweight |
| Courtney Turner | 0-1 | Lightweight |
| Crafton Wallace | 2-3 | Middleweight |
| Craig White | 14-12 | Welterweight |
| Cristian Pérez | 1-0 | — |
| Cristian Quinonez | 19-5 | Bantamweight |
| Cristiane Justino | 6-1 | Featherweight |
| Cristiano Marcello | 13-6 | Lightweight |
| Cristina Stanciu | 5-3 | Women's Strawweight |
| Cub Swanson | 31-14 | Featherweight |
| Cung Le | 9-3 | Middleweight |
| Curt Warburton | 13-6 | Lightweight |
| Curtis Blaydes | 19-6 | Heavyweight |
| Curtis Millender | 21-9 | Welterweight |
| Curtis Stout | 0-8 | Middleweight |
| Cynthia Calvillo | 9-6-1 | Women's Flyweight |
| Cyril Asker | 9-4 | Heavyweight |
| Cyrille Diabate | 19-10 | Light Heavyweight |
| Da Woon Jung | 15-6-1 | Light Heavyweight |
| Da'Mon Blackshear | 17-8-1 | Bantamweight |
| DaMarques Johnson | 15-14 | Welterweight |
| Daichi Abe | 7-4 | Welterweight |
| Daiju Takase | 4-8 | Welterweight |
| Dakota Bush | 16-4 | Lightweight |
| Dakota Hope | 11-2 | Lightweight |
| Dalcha Lungiambula | 11-6 | Light Heavyweight |
| Dale Hartt | 1-2 | Lightweight |
| Damacio Page | 20-10 | Bantamweight |
| Damian Grabowski | 21-5 | Heavyweight |
| Damian Pinas | 10-1 | Middleweight |
| Damian Rzepecki | 10-1 | Lightweight |
| Damian Stasiak | 13-11 | Bantamweight |
| Damien Anderson | 5-1 | Featherweight |
| Damien Brown | 19-13 | Lightweight |
| Damir Hadzovic | 15-8 | Lightweight |
| Damir Ismagulov | 24-3 | Lightweight |
| Damon Jackson | 23-8-1 | Lightweight |
| Dan Argueta | 9-3 | Bantamweight |
| Dan Barrera | 0-1 | Welterweight |
| Dan Bobish | 2-6 | Heavyweight |
| Dan Christison | 2-5 | Heavyweight |
| Dan Cramer | 11-4 | Middleweight |
| Dan Evensen | 1-2 | Heavyweight |
| Dan Hardy | 25-10 | Welterweight |
| Dan Henderson | 32-15 | Middleweight |
| Dan Hooker | 24-15 | Lightweight |
| Dan Ige | 19-11 | Featherweight |
| Dan Lauzon | 17-6 | Welterweight |
| Dan Miller | 14-9 | Middleweight |
| Dan Moret | 16-9 | Featherweight |
| Dan Severn | 100-19 | Heavyweight |
| Dan Stittgen | 7-6 | Welterweight |
| Daniel Barez | 17-8 | Flyweight |
| Daniel Cormier | 22-3 | Heavyweight |
| Daniel Frunza | 9-4 | Welterweight |
| Daniel Jolly | 5-4 | Light Heavyweight |
| Daniel Kelly | 14-4 | Middleweight |
| Daniel Lacerda | 11-6 | Flyweight |
| Daniel Marcos | 18-1 | Bantamweight |
| Daniel Omielanczuk | 26-15 | Heavyweight |
| Daniel Pineda | 28-17 | Featherweight |
| Daniel Roberts | 15-7 | Welterweight |
| Daniel Rodriguez | 20-6 | Welterweight |
| Daniel Santos | 14-3 | Featherweight |
| Daniel Sarafian | 12-6 | Welterweight |
| Daniel Spitz | 6-3 | Heavyweight |
| Daniel Spohn | 0-1 | Light Heavyweight |
| Daniel Teymur | 8-4 | Featherweight |
| Daniel Zellhuber | 16-4 | Lightweight |
| Danielle Taylor | 11-8 | Women's Strawweight |
| Daniil Donchenko | 16-2 | Welterweight |
| Danillo Villefort | 15-6 | Middleweight |
| Danilo Belluardo | 13-7 | Lightweight |
| Danilo Marques | 15-6 | Light Heavyweight |
| Danny Abbadi | 0-2 | Lightweight |
| Danny Barlow | 9-2 | Middleweight |
| Danny Castillo | 17-10 | Lightweight |
| Danny Chavez | 11-5-1 | Featherweight |
| Danny Downes | 8-3 | Lightweight |
| Danny Henry | 12-4 | Featherweight |
| Danny Martinez | 17-9 | Flyweight |
| Danny Mitchell | 14-6 | Welterweight |
| Danny Roberts | 18-9 | Welterweight |
| Danny Silva | 11-2 | Featherweight |
| Dante Rivera | 16-7 | Welterweight |
| Danyelle Wolf | 1-1 | Women's Featherweight |
| Daria Zhelezniakova | 10-3 | Women's Bantamweight |
| Darian Weeks | 6-4 | Welterweight |
| Darko Stosic | 19-6 | Heavyweight |
| Daron Cruickshank | 21-14 | Lightweight |
| Darrel Gholar | 0-1 | Middleweight |
| Darrell Horcher | 13-6 | Lightweight |
| Darrell Montague | 12-5 | Flyweight |
| Darren Elkins | 30-13 | Featherweight |
| Darren Stewart | 16-10 | Middleweight |
| Darren Till | 19-5-1 | Middleweight |
| Darren Uyenoyama | 10-6 | Flyweight |
| Darrick Minner | 26-14 | Bantamweight |
| Darrill Schoonover | 13-7 | Heavyweight |
| Darrius Flowers | 13-8 | Lightweight |
| Dashon Johnson | 9-2 | Featherweight |
| Dave Beneteau | 3-3 | Heavyweight |
| Dave Berry | 0-1 | Open Weight |
| Dave Galera | 5-1 | Bantamweight |
| Dave Herman | 23-6 | Heavyweight |
| Dave Menne | 7-8 | Middleweight |
| Dave Strasser | 3-3 | Welterweight |
| Davey Grant | 19-8 | Bantamweight |
| Davi Ramos | 10-4 | Lightweight |
| David Abbott | 10-15 | Heavyweight |
| David Baron | 3-3 | Lightweight |
| David Bielkheden | 4-7 | Lightweight |
| David Branch | 22-7 | Middleweight |
| David Dodd | 1-3 | Middleweight |
| David Dvorak | 20-6 | Flyweight |
| David Heath | 4-7 | Light Heavyweight |
| David Hood | 0-1 | Open Weight |
| David Kaplan | 0-3 | Lightweight |
| David Lee | 0-2 | Lightweight |
| David Levicki | 0-1 | Open Weight |
| David Loiseau | 23-11 | Light Heavyweight |
| David Martinez | 15-1 | Bantamweight |
| David Michaud | 18-6 | Welterweight |
| David Mitchell | 20-7 | Welterweight |
| David Onama | 14-3 | Featherweight |
| David Roberts | 0-2 | Lightweight |
| David Terrell | 6-2 | Middleweight |
| David Teymur | 8-2 | Lightweight |
| David Velasquez | 0-4 | Lightweight |
| David Zawada | 19-10 | Welterweight |
| DeAnna Bennett | 14-9-1 | Women's Flyweight |
| Dean Barry | 4-2 | Welterweight |
| Dean Lister | 12-7 | Middleweight |
| Deiveson Figueiredo | 25-7-1 | Bantamweight |
| Delphine Benouaich | 7-2 | Women's Strawweight |
| Delson Heleno | 4-6 | Welterweight |
| Demetrious Johnson | 25-4-1 | Flyweight |
| Demian Maia | 28-11 | Welterweight |
| Denis Kang | 35-16 | Middleweight |
| Denis Stojnic | 9-2 | Heavyweight |
| Denis Tiuliulin | 10-10 | Middleweight |
| Denise Gomes | 13-3 | Women's Strawweight |
| Dennis Bermudez | 18-9 | Featherweight |
| Dennis Buzukja | 12-6 | Featherweight |
| Dennis Hallman | 52-20 | Lightweight |
| Dennis Siver | 23-11 | Featherweight |
| Denys Bondar | 14-5 | Flyweight |
| Denzel Freeman | 7-2 | Heavyweight |
| Dequan Townsend | 22-13 | Light Heavyweight |
| Derek Brunson | 24-9 | Middleweight |
| Derek Downey | 0-3 | Middleweight |
| Deron Winn | 7-3 | Middleweight |
| Derrick Krantz | 24-12 | Welterweight |
| Derrick Lewis | 29-14 | Heavyweight |
| Derrick Noble | 5-10 | Lightweight |
| Desmond Green | 23-8 | Lightweight |
| Devin Clark | 14-9 | Light Heavyweight |
| Devin Powell | 12-5 | Lightweight |
| Devonte Smith | 11-4 | Lightweight |
| Dhiego Lima | 17-9 | Welterweight |
| Diana Belbita | 15-10 | Women's Flyweight |
| Diego Brandao | 31-22 | Featherweight |
| Diego Ferreira | 20-8 | Lightweight |
| Diego Lopes | 29-8 | Featherweight |
| Diego Nunes | 22-8 | Featherweight |
| Diego Rivas | 8-2 | Featherweight |
| Diego Sanchez | 31-14 | Welterweight |
| Diego Saraiva | 3-10 | Lightweight |
| Dieusel Berto | 0-1 | Open Weight |
| Dileno Lopes | 19-3 | Bantamweight |
| Din Thomas | 26-9 | Featherweight |
| Ding Meng | 35-12 | Welterweight |
| Dione Barbosa | 10-4 | Women's Flyweight |
| Diyar Nurgozhay | 12-2 | Light Heavyweight |
| Djorden Santos | 11-3 | Middleweight |
| Dmitri Stepanov | 0-1 | Heavyweight |
| Dmitrii Smoliakov | 9-3 | Heavyweight |
| Dmitry Sosnovskiy | 11-0 | Heavyweight |
| Dokonjonosuke Mishima | 4-7 | Lightweight |
| Dom Mar Fan | 9-3 | Lightweight |
| Domingo Pilarte | 8-3 | Bantamweight |
| Dominic Waters | 0-3 | Welterweight |
| Dominick Cruz | 24-4 | Bantamweight |
| Dominick Reyes | 16-5 | Light Heavyweight |
| Dominique Steele | 17-11 | Welterweight |
| Don Frye | 12-6 | Heavyweight |
| Don Madge | 13-5 | Lightweight |
| Don Shainis | 15-8 | Featherweight |
| Don'Tale Mayes | 11-9 | Heavyweight |
| Donald Cerrone | 36-17 | Lightweight |
| Dong Hyun Kim | 22-4 | Welterweight |
| Dong Hyun Ma | 16-12 | Lightweight |
| DongHun Choi | 9-0 | Flyweight |
| Dongi Yang | 13-3 | Middleweight |
| Donnie Chappell | 0-1 | Lightweight |
| Donny Walker | 1-6 | Bantamweight |
| Donte Johnson | 9-0 | Middleweight |
| Dooho Choi | 18-4-1 | Featherweight |
| Dorian Price | 0-1 | Welterweight |
| Doug Evans | 0-4 | Lightweight |
| Douglas Rodrigues | 0-1 | — |
| Douglas Silva de Andrade | 29-7 | Featherweight |
| Drakkar Klose | 16-3 | Lightweight |
| Drako Rodriguez | 7-4 | Bantamweight |
| Drew Dober | 30-15 | Lightweight |
| Drew Fickett | 13-16 | Lightweight |
| Drew McFedries | 10-7 | Middleweight |
| Dricus Du Plessis | 24-3 | Middleweight |
| Duane Ludwig | 21-14 | Welterweight |
| Duda Santana | 3-1 | Women's Bantamweight |
| Dusko Todorovic | 14-7 | Middleweight |
| Dustin Hazelett | 12-7 | Lightweight |
| Dustin Jacoby | 22-11-1 | Light Heavyweight |
| Dustin Kimura | 11-3 | Bantamweight |
| Dustin Neace | 2-6 | Featherweight |
| Dustin Ortiz | 20-8 | Flyweight |
| Dustin Pague | 11-11 | Bantamweight |
| Dustin Poirier | 30-10 | Lightweight |
| Dustin Stoltzfus | 17-9 | Middleweight |
| Dwayne Cason | 1-1 | Heavyweight |
| Dwight Grant | 11-6 | Welterweight |
| Dylan Andrews | 18-10 | Middleweight |
| Dylan Budka | 7-5 | Middleweight |
| Ebenezer Fontes Braga | 2-6 | Heavyweight |
| Ed Herman | 27-16 | Light Heavyweight |
| Eddie Alvarez | 30-8 | Lightweight |
| Eddie Gordon | 8-8 | Middleweight |
| Eddie Mendez | 7-4 | Middleweight |
| Eddie Ruiz | 0-1 | Lightweight |
| Eddie Sanchez | 4-9 | Heavyweight |
| Eddie Wineland | 25-16 | Bantamweight |
| Eddie Yagin | 16-5 | Featherweight |
| Edgar Chairez | 14-6 | Flyweight |
| Edgar Garcia | 14-5 | Welterweight |
| Edilberto de Oliveira | 3-10 | Welterweight |
| Edimilson Souza | 17-5 | Featherweight |
| Edmen Shahbazyan | 16-6 | Middleweight |
| Ednaldo Oliveira | 14-7 | Light Heavyweight |
| Edson Barboza | 24-15 | Lightweight |
| Eduarda Moura | 12-2 | Women's Flyweight |
| Eduardo Chapolin | 0-1 | — |
| Eduardo Garagorri | 14-3 | Featherweight |
| Eduardo Henrique da Silva | 0-0 | — |
| Edward Faaloloto | 2-4 | Lightweight |
| Edwin DeWees | 0-5 | Middleweight |
| Edwin Figueroa | 9-5 | Bantamweight |
| Efrain Escudero | 30-15 | Lightweight |
| Eiji Mitsuoka | 18-9 | Featherweight |
| Eldo Xavier Dias | 0-1 | Open Weight |
| Elias Garcia | 7-2 | Flyweight |
| Elias Silverio | 13-3 | Lightweight |
| Elias Theodorou | 20-3 | Middleweight |
| Elijah Smith | 3-0 | Bantamweight |
| Eliot Marshall | 10-4 | Light Heavyweight |
| Elise Reed | 8-7 | Women's Strawweight |
| Elisha Ellison | 5-3 | Heavyweight |
| Elizabeth Phillips | 6-8 | Women's Bantamweight |
| Elizeu Zaleski dos Santos | 26-10-1 | Welterweight |
| Elves Brener | 16-6 | Lightweight |
| Elvis Mutapcic | 15-5-1 | Middleweight |
| Elvis Sinosic | 1-6 | Light Heavyweight |
| Emil Meek | 10-6 | Welterweight |
| Emily Ducote | 15-9 | Women's Strawweight |
| Emily Kagan | 3-3 | Women's Strawweight |
| Emily Whitmire | 5-5 | Women's Flyweight |
| Emmanuel Yarborough | 0-1 | Heavyweight |
| Enrique Barzola | 21-9-1 | Bantamweight |
| Enrique Marin | 9-4 | Welterweight |
| Enson Inoue | 3-4 | Heavyweight |
| Eric Martin | 0-1 | — |
| Eric McConico | 11-5 | Middleweight |
| Eric Nolan | 0-3 | Lightweight |
| Eric Schafer | 13-7 | Middleweight |
| Eric Shelton | 18-8 | Flyweight |
| Eric Spicely | 12-8 | Middleweight |
| Eric Wisely | 31-9 | Lightweight |
| Erick Gonzalez | 14-8 | Lightweight |
| Erick Montano | 7-6 | Welterweight |
| Erick Silva | 20-11 | Featherweight |
| Ericka Almeida | 8-3 | Women's Strawweight |
| Erik Koch | 16-6 | Lightweight |
| Erik Perez | 20-9 | Bantamweight |
| Erik Silva | 9-4 | Featherweight |
| Erin Blanchfield | 14-2 | Women's Flyweight |
| Ernest Chavez | 10-2 | Featherweight |
| Ernesta Kareckaite | 6-2 | Women's Flyweight |
| Ernie Verdicia | 0-1 | Open Weight |
| Eryk Anders | 18-9 | Middleweight |
| Esteban Ribovics | 16-3 | Lightweight |
| Estevan Payan | 16-13 | Featherweight |
| Ethyn Ewing | 10-2 | Bantamweight |
| Eugene Jackson | 6-6 | Middleweight |
| Eugenio Tadeu | 0-1 | Lightweight |
| Evan Dunham | 18-9-1 | Lightweight |
| Evan Elder | 10-2 | Lightweight |
| Evan Tanner | 13-7 | Middleweight |
| Ezra Elliott | 8-0 | Featherweight |
| Fabia Sintes | 11-3 | Flyweight |
| Fabiano Iha | 4-5 | Lightweight |
| Fabiano Scherner | 1-6 | Heavyweight |
| Fabio Cherant | 7-5 | Light Heavyweight |
| Fabio Gurgel | 0-1 | Open Weight |
| Fabio Maldonado | 24-15 | Light Heavyweight |
| Fabricio Camoes | 14-11-1 | Lightweight |
| Fabricio Werdum | 24-9 | Heavyweight |
| Fabrizio Escarrega | 0-1 | — |
| Falaniko Vitale | 5-8 | Middleweight |
| Fares Ziam | 18-5 | Lightweight |
| Farid Basharat | 16-0 | Bantamweight |
| Farman Hasanov | 6-0 | Welterweight |
| Fatima Kline | 10-1 | Women's Strawweight |
| Felice Herrig | 14-10 | Women's Strawweight |
| Felicia Spencer | 9-4 | Women's Featherweight |
| Felipe Arantes | 18-10-1 | Bantamweight |
| Felipe Bunes | 14-9 | Flyweight |
| Felipe Colares | 11-4 | Bantamweight |
| Felipe Franco | 11-2 | Light Heavyweight |
| Felipe Lima | 14-2 | Bantamweight |
| Felipe Olivieri | 14-6 | Lightweight |
| Felipe Silva | 2-4 | Bantamweight |
| Felipe dos Santos | 8-3 | Flyweight |
| Felix Lee Mitchell | 0-3 | Open Weight |
| Feng Xiaocan | 10-4 | Women's Strawweight |
| Fernando Bruno | 3-4 | Featherweight |
| Fernando Padilla | 16-7 | Featherweight |
| Fernie Garcia | 10-5 | Bantamweight |
| Filip Pejic | 15-7 | Bantamweight |
| Flavio Luiz Moura | 1-4 | Welterweight |
| Floyd Sword | 0-1 | Middleweight |
| Forrest Griffin | 19-7 | Light Heavyweight |
| Forrest Petz | 6-8 | Welterweight |
| Francesco Maturi | 0-1 | Open Weight |
| Francesco Nuzzi | 12-2 | Bantamweight |
| Francimar Barroso | 25-7 | Light Heavyweight |
| Francis Carmont | 25-12 | Middleweight |
| Francis Marshall | 10-3 | Featherweight |
| Francis Ngannou | 19-3 | Heavyweight |
| Francisco Figueiredo | 13-5 | Flyweight |
| Francisco Prado | 12-5 | Welterweight |
| Francisco Rivera | 16-11 | Bantamweight |
| Francisco Trevino | 13-3 | Lightweight |
| Francisco Trinaldo | 28-9 | Lightweight |
| Frank Camacho | 22-10 | Lightweight |
| Frank Caracci | 0-1 | Lightweight |
| Frank Hamaker | 1-0 | Open Weight |
| Frank Lester | 0-3 | Middleweight |
| Frank Mir | 19-13 | Heavyweight |
| Frank Shamrock | 9-3 | Catch Weight |
| Frank Trigg | 21-9 | Welterweight |
| Frankie Edgar | 23-11-1 | Bantamweight |
| Frankie Perez | 10-4 | Lightweight |
| Frankie Saenz | 13-7 | Bantamweight |
| Fred Ettish | 0-1 | Open Weight |
| Fredson Paixao | 4-5 | Featherweight |
| Fredy Serrano | 3-2 | Flyweight |
| Gabe Green | 12-5 | Lightweight |
| Gabe Ruediger | 17-7 | Lightweight |
| Gable Steveson | 4-0 | Heavyweight |
| Gabriel Benitez | 24-13 | Featherweight |
| Gabriel Bonfim | 20-1 | Welterweight |
| Gabriel Gonzaga | 17-12 | Heavyweight |
| Gabriel Lourenço | 7-1 | Heavyweight |
| Gabriel Miranda | 17-8 | Featherweight |
| Gabriel Santos | 12-2 | Featherweight |
| Gabriel Silva | 0-2 | Bantamweight |
| Gabriella Fernandes | 11-4 | Women's Flyweight |
| Gadzhi Omargadzhiev | 13-2 | Middleweight |
| Gadzhimurad Antigulov | 20-9 | Light Heavyweight |
| Gaetano Pirrello | 17-7 | Featherweight |
| Galore Bofando | 6-3 | Welterweight |
| Gan McGee | 4-4 | Heavyweight |
| Garett Whiteley | 6-3 | Lightweight |
| Garreth McLellan | 13-6 | Middleweight |
| Garrett Armfield | 10-5 | Bantamweight |
| Gary Balletto | 0-1 | — |
| Gary Goodridge | 14-17 | Heavyweight |
| Gasan Umalatov | 18-5 | Welterweight |
| Gaston Bolanos | 10-5 | Featherweight |
| Gauge Young | 11-4 | Lightweight |
| Gavin Tucker | 13-3 | Featherweight |
| Geane Herrera | 9-3 | Flyweight |
| Gegard Mousasi | 49-9 | Middleweight |
| Genaro Valdez | 10-3 | Lightweight |
| Genki Sudo | 5-2 | Bantamweight |
| Geoff Neal | 16-8 | Welterweight |
| George Roop | 15-13 | Featherweight |
| George Sotiropoulos | 14-7 | Lightweight |
| George Sullivan | 18-7 | Welterweight |
| Georges St-Pierre | 26-2 | Middleweight |
| Gerald Harris | 25-8 | Middleweight |
| Gerald Meerschaert | 38-22 | Middleweight |
| Gerald Strebendt | 0-4 | Lightweight |
| Geraldo de Freitas | 12-7 | Bantamweight |
| Germaine de Randamie | 10-5 | Women's Bantamweight |
| Gerry Harris | 0-1 | Open Weight |
| Geza Kalman | 1-2 | Light Heavyweight |
| Gian Villante | 17-14 | Light Heavyweight |
| Gianni Vazquez | 14-6 | Featherweight |
| Gideon Ray | 0-9 | Middleweight |
| Giga Chikadze | 15-6 | Featherweight |
| Gigi Canuto | 7-2 | Women's Strawweight |
| Gil Castillo | 2-3 | Welterweight |
| Gilbert Aldana | 0-2 | Heavyweight |
| Gilbert Burns | 22-10 | Welterweight |
| Gilbert Melendez | 22-8 | Lightweight |
| Gilbert Smith | 13-7 | Welterweight |
| Gilbert Urbina | 8-5 | Middleweight |
| Gilbert Yvel | 38-16 | Light Heavyweight |
| Gillian Robertson | 17-9 | Women's Strawweight |
| Gina Mazany | 8-6 | Women's Bantamweight |
| Glaico Franca Moreira | 1-2 | Lightweight |
| Gleison Tibau | 37-17 | Lightweight |
| Gloria de Paula | 6-7 | Women's Strawweight |
| Glover Teixeira | 33-9 | Light Heavyweight |
| Godofredo Pepey | 14-7 | Featherweight |
| Gokhan Saki | 1-2 | Light Heavyweight |
| Gokhan Saricam | 11-2 | Heavyweight |
| Goran Reljic | 15-6 | Heavyweight |
| Grant Dawson | 25-3-1 | Lightweight |
| Gray Maynard | 13-8-1 | Featherweight |
| Greg Hardy | 4-5 | Heavyweight |
| Greg Soto | 9-3 | Welterweight |
| Greg Stott | 0-1 | Heavyweight |
| Gregor Gillespie | 15-1 | Lightweight |
| Gregory Rodrigues | 20-6 | Middleweight |
| Grigory Popov | 0-2 | Bantamweight |
| Guangyou Ning | 5-4 | Bantamweight |
| Guido Cannetti | 10-8 | Bantamweight |
| Guilherme Pat | 6-2 | Heavyweight |
| Guilherme Uriel | 1-0 | — |
| Guilherme Vasconcelos | 10-6 | Middleweight |
| Gunnar Nelson | 19-6 | Welterweight |
| Guram Kutateladze | 13-5 | Lightweight |
| Gustavo Lopez | 13-8-1 | Bantamweight |
| Guto Inocente | 6-6 | Light Heavyweight |
| Guy Mezger | 8-7 | Middleweight |
| Hacran Dias | 23-7 | Featherweight |
| Hailey Cowan | 7-6 | Women's Bantamweight |
| Hakeem Dawodu | 13-4 | Featherweight |
| Hamdy Abdelwahab | 7-1 | Heavyweight |
| Hannah Cifers | 10-7 | Women's Strawweight |
| Hannah Goldy | 7-4 | Women's Strawweight |
| Hans Stringer | 22-7 | Light Heavyweight |
| Harold Howard | 1-2 | Open Weight |
| Harry Hardwick | 13-5 | Featherweight |
| Harry Hunsucker | 7-6 | Heavyweight |
| Harry Moskowitz | 0-3 | Heavyweight |
| Hatsu Hioki | 29-12 | Featherweight |
| Hayato Sakurai | 18-10 | Welterweight |
| Hayder Hassan | 7-4 | Welterweight |
| He-Man Gipson | 0-2 | — |
| Heath Herring | 26-16 | Heavyweight |
| Heather Clark | 8-6 | Women's Strawweight |
| Hecher Sosa | 15-1 | Bantamweight |
| Hector Aldana | 4-4 | Welterweight |
| Hector Lombard | 35-10 | Welterweight |
| Hector Ramirez | 3-5 | Light Heavyweight |
| Hector Sandoval | 14-4 | Flyweight |
| Hector Santiago | 7-1 | Bantamweight |
| Hector Urbina | 17-11 | Welterweight |
| Henrique da Silva | 7-6 | Heavyweight |
| Henry Briones | 16-8 | Bantamweight |
| Henry Cejudo | 16-6 | Bantamweight |
| Henry Martinez | 9-4 | Lightweight |
| Herbert Burns | 11-6 | Featherweight |
| Hermes Franca | 23-13 | Lightweight |
| Hernani Perpetuo | 17-7 | Welterweight |
| Holly Holm | 15-9 | Women's Bantamweight |
| Homer Moore | 1-4 | Heavyweight |
| Horacio Gutierrez | 8-3 | Featherweight |
| Houston Alexander | 16-15 | Light Heavyweight |
| Houston Dorr | 0-1 | Heavyweight |
| Hu Yaozong | 4-3 | Heavyweight |
| Hugo Duarte | 0-2 | Open Weight |
| Hugo Viana | 8-5 | Bantamweight |
| Humberto Bandenay | 27-10 | Featherweight |
| Humberto Brown Morrison | 0-1 | Featherweight |
| Hunter Azure | 11-4 | Featherweight |
| Hunter Smith | 8-1 | Lightweight |
| Hyder Amil | 11-4 | Featherweight |
| Hyun Gyu Lim | 12-7 | Welterweight |
| HyunSung Park | 10-2 | Flyweight |
| Ian Entwistle | 9-3 | Bantamweight |
| Ian Freeman | 20-7-1 | Heavyweight |
| Ian Heinisch | 15-5 | Middleweight |
| Ian Loveland | 16-10 | Bantamweight |
| Ian Machado Garry | 17-2 | Welterweight |
| Ian McCall | 13-7-1 | Flyweight |
| Iasmin Lucindo | 18-6 | Women's Strawweight |
| Ibo Aslan | 14-4 | Light Heavyweight |
| Icho Larenas | 1-2 | Heavyweight |
| Ignacio Bahamondes | 17-7 | Lightweight |
| Igor Araujo | 25-9 | Welterweight |
| Igor Pokrajac | 25-14 | Light Heavyweight |
| Igor Severino | 9-1 | Flyweight |
| Igor Zinoviev | 0-1 | Middleweight |
| Ihor Potieria | 20-8 | Middleweight |
| Ike Villanueva | 18-14 | Heavyweight |
| Ikram Aliskerov | 18-2 | Middleweight |
| Ikuhisa Minowa | 23-20 | Middleweight |
| Ildemar Alcantara | 22-14 | Middleweight |
| Ilia Topuria | 17-1 | Lightweight |
| Iliarde Santos | 28-13 | Flyweight |
| Ilimbek Akylbek Uulu | 0-0 | Bantamweight |
| Ilir Latifi | 17-9 | Heavyweight |
| Imanol Rodriguez | 7-1 | Flyweight |
| Impa Kasanganay | 20-7 | Middleweight |
| Ion Cutelaba | 20-12-1 | Light Heavyweight |
| Irene Aldana | 15-8 | Women's Bantamweight |
| Irina Alekseeva | 5-5 | Women's Bantamweight |
| Irwin Rivera | 11-6 | Featherweight |
| Isaac Dulgarian | 7-2 | Featherweight |
| Isaac Moreno | 0-0 | Welterweight |
| Isaac Thomson | 9-3 | Featherweight |
| Isaac Vallie-Flagg | 16-7 | Lightweight |
| Isabela de Padua | 5-3 | Women's Flyweight |
| Islam Dulatov | 12-1 | Welterweight |
| Islam Makhachev | 29-1 | Welterweight |
| Ismael Bonfim | 20-7 | Lightweight |
| Ismail Naurdiev | 25-8 | Middleweight |
| Israel Adesanya | 24-6 | Middleweight |
| Issei Tamura | 12-8 | Bantamweight |
| Istela Nunes | 6-6 | Women's Strawweight |
| Iuri Alcantara | 35-11 | Bantamweight |
| Ivan Erslan | 15-6 | Light Heavyweight |
| Ivan Jorge | 26-7 | Lightweight |
| Ivan Menjivar | 25-12 | Featherweight |
| Ivan Salaverry | 14-9 | Middleweight |
| Ivan Serati | 0-3 | Light Heavyweight |
| Ivana Petrovic | 7-3 | Women's Flyweight |
| Iwo Baraniewski | 9-0 | Light Heavyweight |
| Izabela Badurek | 5-6 | Women's Strawweight |
| JC Cottrell | 17-5 | Lightweight |
| JJ Aldrich | 15-8 | Women's Flyweight |
| JP Buys | 9-6 | Flyweight |
| Jacare Souza | 26-10 | Middleweight |
| Jack Della Maddalena | 19-4 | Welterweight |
| Jack Hermansson | 25-10 | Welterweight |
| Jack Jenkins | 14-5 | Featherweight |
| Jack Marshman | 23-11 | Middleweight |
| Jack May | 11-8 | Heavyweight |
| Jack McGlaughlin | 0-1 | Open Weight |
| Jack Nilson | 1-1 | Lightweight |
| Jack Shore | 17-3 | Featherweight |
| Jackie Lee | 0-1 | Lightweight |
| Jackson McVey | 8-2 | Middleweight |
| Jacob Kilburn | 8-7 | Featherweight |
| Jacob Malkoun | 10-3 | Middleweight |
| Jacob Volkmann | 19-7 | Lightweight |
| Jacobe Smith | 12-0 | Welterweight |
| Jacqueline Cavalcanti | 10-2 | Women's Bantamweight |
| Jafel Filho | 17-5 | Flyweight |
| Jai Herbert | 14-6-1 | Lightweight |
| Jailton Almeida | 22-5 | Heavyweight |
| Jairzinho Rozenstruik | 15-6 | Heavyweight |
| Jake Collier | 14-11 | Light Heavyweight |
| Jake Ellenberger | 31-15 | Welterweight |
| Jake Hadley | 12-6 | Bantamweight |
| Jake Hecht | 4-3 | Welterweight |
| Jake Lindsey | 12-9 | Lightweight |
| Jake Matthews | 23-8 | Welterweight |
| Jake O'Brien | 13-4 | Catch Weight |
| Jake Rosholt | 12-5 | Light Heavyweight |
| Jake Shields | 33-11 | Welterweight |
| Jakub Wiklacz | 18-3 | Bantamweight |
| Jalin Turner | 16-9 | Lightweight |
| Jamahal Hill | 12-4 | Light Heavyweight |
| Jamal Pogues | 11-5 | Heavyweight |
| Jamall Emmers | 23-8 | Featherweight |
| James Bochnovic | 7-4 | Light Heavyweight |
| James Giboo | 0-3 | Welterweight |
| James Hammortree | 0-2 | Middleweight |
| James Head | 9-4 | Welterweight |
| James Irvin | 17-10 | Light Heavyweight |
| James Krause | 28-9 | Welterweight |
| James Lee | 3-2 | Light Heavyweight |
| James Llontop | 14-5 | Lightweight |
| James McSweeney | 15-18 | Heavyweight |
| James Moontasri | 8-5 | Lightweight |
| James Mulheron | 11-4 | Heavyweight |
| James Te Huna | 16-9 | Middleweight |
| James Toney | 0-1 | Heavyweight |
| James Vick | 15-6 | Welterweight |
| James Wilks | 2-2 | Welterweight |
| James Zikic | 3-6 | Light Heavyweight |
| Jamey Simmons | 7-4 | Featherweight |
| Jamey-Lyn Horth | 9-3 | Women's Flyweight |
| Jamie Moyle | 4-4 | Women's Strawweight |
| Jamie Mullarkey | 18-9 | Lightweight |
| Jamie Pickett | 13-11 | Middleweight |
| Jamie Siraj | 14-4 | Bantamweight |
| Jamie Varner | 21-11 | Lightweight |
| Jamie Yager | 8-4 | Welterweight |
| Jan Blachowicz | 29-12-2 | Light Heavyweight |
| Jaqueline Amorim | 11-2 | Women's Strawweight |
| Jared Cannonier | 18-10 | Middleweight |
| Jared Gooden | 23-12 | Middleweight |
| Jared Gordon | 22-10 | Lightweight |
| Jared Hamman | 14-6 | Middleweight |
| Jared Papazian | 20-13 | Flyweight |
| Jared Rollins | 0-1 | Welterweight |
| Jared Rosholt | 21-8 | Heavyweight |
| Jared Vanderaa | 17-12 | Heavyweight |
| Jarjis Danho | 7-1-1 | Heavyweight |
| Jarno Errens | 14-6 | Featherweight |
| Jarred Brooks | 22-5 | Flyweight |
| Jasmine Jasudavicius | 16-5 | Women's Flyweight |
| Jason Black | 5-3 | Lightweight |
| Jason Brilz | 22-6 | Light Heavyweight |
| Jason Day | 4-8 | Middleweight |
| Jason DeLucia | 3-2 | Middleweight |
| Jason Dent | 1-8 | Lightweight |
| Jason Fairn | 0-1 | Open Weight |
| Jason Gilliam | 0-5 | Welterweight |
| Jason Godsey | 1-5 | Heavyweight |
| Jason Gonzalez | 11-5 | Lightweight |
| Jason High | 22-8 | Lightweight |
| Jason Knight | 23-8 | Featherweight |
| Jason Lambert | 6-11 | Middleweight |
| Jason MacDonald | 25-16 | Middleweight |
| Jason Miller | 0-4 | Heavyweight |
| Jason Novelli | 11-4 | Lightweight |
| Jason Reinhardt | 20-4 | Bantamweight |
| Jason Saggo | 13-4 | Lightweight |
| Jason Tan | 0-3 | Welterweight |
| Jason Thacker | 0-1 | Middleweight |
| Jason Von Flue | 2-6 | Welterweight |
| Jason Witt | 19-9 | Welterweight |
| Jason Young | 9-6 | Featherweight |
| Javid Basharat | 15-2 | Bantamweight |
| Javier Reyes | 23-6 | Featherweight |
| Javier Vazquez | 16-5 | Featherweight |
| Jay Cucciniello | 8-2 | Featherweight |
| Jay Hieron | 23-7 | Welterweight |
| Jay Perrin | 12-8 | Bantamweight |
| Jay Silva | 0-2 | Middleweight |
| Jean Matsumoto | 18-2 | Bantamweight |
| Jean Silva | 6-3 | Welterweight |
| Jean-Paul Lebosnoyani | 11-2 | Welterweight |
| Jeff Cox | 0-4 | Lightweight |
| Jeff Curran | 36-18 | Bantamweight |
| Jeff Hougland | 10-6 | Bantamweight |
| Jeff Hughes | 10-4 | Heavyweight |
| Jeff Joslin | 0-2 | Welterweight |
| Jeff Molina | 11-2 | Flyweight |
| Jeff Monson | 50-22 | Heavyweight |
| Jeff Newton | 0-1 | Light Heavyweight |
| Jefferson Nascimento | 0-2 | — |
| Jeisla Chaves | 8-1 | Women's Flyweight |
| Jeka Saragih | 14-5 | Featherweight |
| Jenel Lausa | 7-6 | Flyweight |
| Jennifer Maia | 23-10 | Women's Flyweight |
| Jens Pulver | 27-19-1 | Bantamweight |
| JeongYeong Lee | 11-3 | Featherweight |
| Jeremiah Wells | 14-4 | Welterweight |
| Jeremy Horn | 90-21 | Middleweight |
| Jeremy Jackson | 2-5 | Welterweight |
| Jeremy Kennedy | 20-7 | Featherweight |
| Jeremy Kimball | 15-10 | Middleweight |
| Jeremy Larsen | 8-5 | Featherweight |
| Jeremy Stephens | 29-23 | Lightweight |
| Jermaine Andre | 2-1 | Middleweight |
| Jerome Rivera | 10-6 | Flyweight |
| Jerrod Sanders | 16-3 | Bantamweight |
| Jerry Bohlander | 5-3 | Middleweight |
| Jess Liaudin | 3-5 | Welterweight |
| Jessamyn Duke | 3-5 | Women's Bantamweight |
| Jesse Bongfeldt | 16-5-1 | Middleweight |
| Jesse Butler | 12-6 | Bantamweight |
| Jesse Forbes | 15-5 | Middleweight |
| Jesse Lennox | 2-3 | Welterweight |
| Jesse Ronson | 23-12 | Welterweight |
| Jesse Sanders | 0-1 | Welterweight |
| Jesse Strader | 7-4 | Bantamweight |
| Jesse Taylor | 34-17 | Middleweight |
| Jessica Aguilar | 20-10 | Women's Strawweight |
| Jessica Andrade | 26-15 | Women's Strawweight |
| Jessica Eye | 15-11 | Women's Flyweight |
| Jessica Penne | 14-9 | Women's Strawweight |
| Jessica Rakoczy | 2-5 | Women's Strawweight |
| Jessica-Rose Clark | 11-9 | Women's Bantamweight |
| Jessie Rosas | 8-1 | Featherweight |
| Jessin Ayari | 17-6 | Lightweight |
| Jesus Aguilar | 13-4 | Flyweight |
| Jesus Pinedo | 26-8 | Featherweight |
| Jhonata Diniz | 9-2 | Heavyweight |
| Ji Yeon Kim | 9-7 | Women's Flyweight |
| Jianping Yang | 6-4 | Featherweight |
| Jim Alers | 13-3 | Featherweight |
| Jim Miller | 39-19 | Lightweight |
| Jim Mullen | 0-1 | Heavyweight |
| Jim Wallhead | 0-2 | Welterweight |
| Jimi Manuwa | 17-6 | Light Heavyweight |
| Jimmie Rivera | 23-5 | Featherweight |
| Jimmy Crute | 14-4-2 | Light Heavyweight |
| Jimmy Flick | 17-9 | Flyweight |
| Jimmy Quinlan | 3-1 | Middleweight |
| Jimy Hettes | 11-3 | Featherweight |
| Jin Soo Son | 9-4 | Bantamweight |
| Jinh Yu Frey | 11-10 | Women's Strawweight |
| Jiri Prochazka | 32-6 | Light Heavyweight |
| Joachim Christensen | 14-8 | Light Heavyweight |
| Joanderson Brito | 19-5 | Featherweight |
| Joanna Jedrzejczyk | 16-5 | Women's Strawweight |
| Joanne Wood | 18-8 | Women's Flyweight |
| Joao Pierini | 0-1 | Lightweight |
| Joao Roque | 1-1 | Featherweight |
| Joao Zeferino | 26-9 | Welterweight |
| Joaquim Silva | 15-6 | Lightweight |
| Joaquin Buckley | 21-8 | Welterweight |
| Joby Sanchez | 13-6 | Flyweight |
| Jocelyn Jones-Lybarger | 6-4 | Women's Strawweight |
| Jodie Esquibel | 6-7 | Women's Strawweight |
| Joe Brammer | 7-3 | Lightweight |
| Joe Charles | 2-3 | Heavyweight |
| Joe Doerksen | 14-13 | Light Heavyweight |
| Joe Duffy | 16-5 | Lightweight |
| Joe Ellenberger | 15-2 | Lightweight |
| Joe Giannetti | 15-7 | Lightweight |
| Joe Jordan | 1-8 | Lightweight |
| Joe Kropschot | 9-3 | Middleweight |
| Joe Lauzon | 28-16 | Lightweight |
| Joe Merritt | 6-2 | Welterweight |
| Joe Moreira | 1-1 | Lightweight |
| Joe Pardo | 0-3 | Heavyweight |
| Joe Proctor | 11-6 | Lightweight |
| Joe Pyfer | 16-3 | Middleweight |
| Joe Riggs | 47-18 | Middleweight |
| Joe Slick | 2-2 | Heavyweight |
| Joe Solecki | 12-6 | Lightweight |
| Joe Son | 6-1 | Middleweight |
| Joe Soto | 18-7 | Bantamweight |
| Joe Stevenson | 33-16 | Lightweight |
| Joe Vedepo | 18-9 | Middleweight |
| Joe Veres | 0-2 | Lightweight |
| Joel Alvarez | 23-5 | Welterweight |
| Joel Sutton | 2-0 | Open Weight |
| Joey Beltran | 17-15 | Middleweight |
| Joey Gambino | 9-2 | Featherweight |
| Joey Gilbert | 2-1 | Lightweight |
| Joey Gomez | 6-2 | Bantamweight |
| Joey Roberts | 0-1 | Heavyweight |
| John Albert | 7-5 | Bantamweight |
| John Alessio | 33-17 | Lightweight |
| John Allan | 13-8 | Light Heavyweight |
| John Campetella | 0-1 | Open Weight |
| John Castaneda | 21-8-1 | Bantamweight |
| John Cholish | 8-3 | Lightweight |
| John Cofer | 6-3 | Lightweight |
| John Dodson | 25-14 | Bantamweight |
| John Dowdy | 0-1 | Open Weight |
| John Garza | 6-2 | Bantamweight |
| John Gunderson | 35-16 | Lightweight |
| John Gunther | 7-2 | Lightweight |
| John Halverson | 0-2 | Lightweight |
| John Hathaway | 18-3 | Welterweight |
| John Howard | 29-19 | Welterweight |
| John Kolosci | 1-4 | Welterweight |
| John Lewis | 1-2 | Lightweight |
| John Lineker | 38-11 | Bantamweight |
| John Lober | 0-1 | Middleweight |
| John Maguire | 26-12 | Lightweight |
| John Makdessi | 18-9 | Lightweight |
| John Marsh | 0-2 | Heavyweight |
| John Matua | 0-1 | Heavyweight |
| John Moraga | 19-7 | Flyweight |
| John Phillips | 22-11 | Middleweight |
| John Polakowski | 1-1 | Lightweight |
| John Salter | 19-6 | Middleweight |
| John Teixeira | 23-6 | Featherweight |
| John Yannis | 10-5 | Bantamweight |
| Johnny Bedford | 23-14 | Bantamweight |
| Johnny Case | 28-10 | Lightweight |
| Johnny Eduardo | 28-13 | Bantamweight |
| Johnny Munoz | 12-4 | Featherweight |
| Johnny Rees | 0-4 | Welterweight |
| Johnny Rhodes | 2-2 | Open Weight |
| Johnny Walker | 22-10 | Light Heavyweight |
| Johny Hendricks | 18-8 | Middleweight |
| Jon Delos Reyes | 8-5 | Flyweight |
| Jon Fitch | 29-8-1 | Welterweight |
| Jon Hess | 1-1 | Middleweight |
| Jon Jones | 28-1 | Heavyweight |
| Jon Kunneman | 0-1 | — |
| Jon Madsen | 8-2 | Heavyweight |
| Jon Manley | 10-5 | Catch Weight |
| Jon Olav Einemo | 0-2 | Heavyweight |
| Jon Tuck | 11-5 | Lightweight |
| Jonathan Brookins | 17-10 | Featherweight |
| Jonathan Goulet | 7-6 | Welterweight |
| Jonathan Martinez | 20-6 | Bantamweight |
| Jonathan Meunier | 8-2 | Welterweight |
| Jonathan Micallef | 10-1 | Welterweight |
| Jonathan Pearce | 14-7 | Featherweight |
| Jonathan Wiezorek | 2-2 | Super Heavyweight |
| Jonathan Wilson | 9-4 | Middleweight |
| Jonavin Webb | 11-4 | Welterweight |
| Jonny Parsons | 9-3 | Welterweight |
| JooSang Yoo | 9-1 | Featherweight |
| Jordan Espinosa | 15-10 | Flyweight |
| Jordan Griffin | 18-10 | Featherweight |
| Jordan Johnson | 4-0 | Light Heavyweight |
| Jordan Leavitt | 13-4 | Featherweight |
| Jordan Mein | 31-14 | Welterweight |
| Jordan Radev | 5-3 | Welterweight |
| Jordan Rinaldi | 15-7 | Lightweight |
| Jordan Vucenic | 13-4 | Lightweight |
| Jordan Williams | 9-6 | Middleweight |
| Jordan Wright | 13-5 | Middleweight |
| Jorge Gurgel | 14-10 | Lightweight |
| Jorge Lopez | 0-2 | Welterweight |
| Jorge Masvidal | 35-17 | Welterweight |
| Jorge Patino | 38-19 | Welterweight |
| Jorge Rivera | 20-9 | Middleweight |
| Jorge Santiago | 25-12 | Welterweight |
| Jorge de Oliveira | 7-3 | Welterweight |
| Jose Aldo | 32-10 | Featherweight |
| Jose Daniel Medina | 0-5 | Middleweight |
| Jose Delano | 18-3 | Featherweight |
| Jose Delgado | 4-1 | Featherweight |
| Jose Johnson | 16-10 | Flyweight |
| Jose Maria | 0-2 | Flyweight |
| Jose Montanha | 7-1 | Heavyweight |
| Jose Ochoa | 9-2 | Flyweight |
| Jose Quinonez | 10-6 | Bantamweight |
| Jose Souza | 1-0 | — |
| Jose Torres | 1-1 | Flyweight |
| Josefine Knutsson | 3-1 | Women's Strawweight |
| Joselyne Edwards | 18-6 | Women's Bantamweight |
| Joseph Benavidez | 28-8 | Flyweight |
| Joseph Gigliotti | 0-2 | Middleweight |
| Joseph Holmes | 1-3 | Middleweight |
| Joseph Morales | 16-2 | Flyweight |
| Joseph Sandoval | 7-7 | Bantamweight |
| Josh Barnett | 7-3 | Heavyweight |
| Josh Bryant | 0-1 | Middleweight |
| Josh Clopton | 6-2 | Featherweight |
| Josh Copeland | 0-2 | Heavyweight |
| Josh Culibao | 11-4-1 | Featherweight |
| Josh Emmett | 19-7 | Featherweight |
| Josh Ferguson | 0-2 | Flyweight |
| Josh Fremd | 2-5 | Middleweight |
| Josh Grispi | 0-4 | Featherweight |
| Josh Haynes | 0-3 | Welterweight |
| Josh Hendricks | 4-5 | Heavyweight |
| Josh Hokit | 10-0 | Heavyweight |
| Josh Koscheck | 17-12 | Welterweight |
| Josh Neer | 36-16 | Welterweight |
| Josh Parisian | 2-5 | Heavyweight |
| Josh Quinlan | 1-3 | Welterweight |
| Josh Rafferty | 0-1 | Welterweight |
| Josh Samman | 11-5 | Middleweight |
| Josh Sampo | 11-7 | Flyweight |
| Josh Shockley | 0-2 | Lightweight |
| Josh Shockman | 0-1 | Heavyweight |
| Josh Stansbury | 8-6 | Light Heavyweight |
| Josh Stuart | 0-1 | Welterweight |
| Josh Thomson | 22-9 | Lightweight |
| Joshua Burkman | 28-18 | Welterweight |
| Joshua Van | 18-2 | Flyweight |
| Joshua Weems | 11-6 | Bantamweight |
| Josiah Harrell | 11-1 | Lightweight |
| Josiane Nunes | 10-4 | Women's Bantamweight |
| Josias Musasa | 0-2 | Bantamweight |
| Journey Newson | 1-4 | Bantamweight |
| Jovan Leka | 14-2 | Heavyweight |
| Juan Adams | 1-3 | Heavyweight |
| Juan Diaz | 1-0 | Bantamweight |
| Juan Espino | 2-1 | Heavyweight |
| Juan Manuel Puig | 0-2 | Featherweight |
| Juancamilo Ronderos | 4-2 | Flyweight |
| Jules Bruchez | 0-1 | Light Heavyweight |
| Julia Avila | 3-3 | Bantamweight |
| Julia Polastri | 15-6 | Women's Strawweight |
| Julian Erosa | 9-9 | Featherweight |
| Julian Marquez | 3-5 | Middleweight |
| Julian Sanchez | 0-1 | Heavyweight |
| Juliana Lima | 10-7 | Women's Strawweight |
| Juliana Miller | 6-4 | Women's Flyweight |
| Julianna Pena | 13-6 | Women's Bantamweight |
| Julie Kedzie | 0-2 | Bantamweight |
| Julien Leblanc | 10-3 | Middleweight |
| Julija Stoliarenko | 2-7 | Flyweight |
| Julio Arce | 22-7 | Featherweight |
| Julio Paulino | 0-2 | Welterweight |
| Julius Walker | 1-3 | Light Heavyweight |
| Jumabieke Tuerxun | 0-3 | Bantamweight |
| JunYong Park | 9-4 | Middleweight |
| Junie Browning | 4-5 | Lightweight |
| Junior Albini | 15-6 | Heavyweight |
| Junior Assuncao | 2-3 | Featherweight |
| Junior Dos Santos | 21-11 | Heavyweight |
| Junior Tafa | 3-6 | Light Heavyweight |
| Jussier Formiga | 25-8 | Flyweight |
| Justin Buchholz | 1-4 | Lightweight |
| Justin Edwards | 2-5 | Lightweight |
| Justin Eilers | 1-3 | Heavyweight |
| Justin Frazier | 8-4 | Heavyweight |
| Justin Gaethje | 28-5 | Lightweight |
| Justin James | 0-1 | Lightweight |
| Justin Jaynes | 1-4 | Featherweight |
| Justin Jones | 0-2 | Middleweight |
| Justin Lawrence | 1-2 | Featherweight |
| Justin Ledet | 9-4 | Light Heavyweight |
| Justin Levens | 0-2 | Middleweight |
| Justin Martin | 1-0 | Middleweight |
| Justin McCully | 2-2 | Heavyweight |
| Justin Salas | 3-4 | Lightweight |
| Justin Scoggins | 14-8 | Flyweight |
| Justin Tafa | 7-5 | Heavyweight |
| Justin Willis | 4-1 | Heavyweight |
| Justin Wren | 0-1 | Heavyweight |
| Justine Kish | 9-6 | Women's Flyweight |
| Jutaro Nakao | 2-5 | Welterweight |
| KB Bhullar | 0-2 | Middleweight |
| KJ Noons | 13-9 | Lightweight |
| Kaan Ofli | 3-2 | Featherweight |
| Kai Asakura | 23-6 | Bantamweight |
| Kai Kamaka III | 2-3-1 | — |
| Kai Kara-France | 25-12 | Flyweight |
| Kaik Brito | 1-0 | — |
| Kailin Curran | 6-8 | Women's Strawweight |
| Kajan Johnson | 24-14 | Lightweight |
| Kalib Starnes | 15-11 | Middleweight |
| Kalindra Faria | 19-9 | Women's Flyweight |
| Kamal Shalorus | 9-5 | Lightweight |
| Kamaru Usman | 21-5 | Middleweight |
| Kamuela Kirk | 12-7 | Featherweight |
| Kanako Murata | 12-3 | Women's Strawweight |
| Karine Gevorgyan | 2-4 | Women's Flyweight |
| Karine Silva | 20-7 | Women's Flyweight |
| Karl Roberson | 9-6 | Middleweight |
| Karl Williams | 3-1 | Heavyweight |
| Karlos Vemola | 13-6 | Middleweight |
| Karo Parisyan | 8-4 | Welterweight |
| Karol Rosa | 19-8 | Women's Bantamweight |
| Karolina Kowalkiewicz | 16-10 | Women's Strawweight |
| Katlyn Cerminara | 18-6 | Women's Flyweight |
| Katsuhisa Fujii | 2-3 | Heavyweight |
| Katsunori Kikuno | 22-8 | Featherweight |
| Kaue Fernandes | 11-3 | Lightweight |
| Kay Hansen | 8-6 | Women's Strawweight |
| Kayla Harrison | 19-1 | Women's Bantamweight |
| Kaynan Kruschewsky | 15-3 | Lightweight |
| Kazuhiro Nakamura | 19-12 | Light Heavyweight |
| Kazuki Tokudome | 20-12 | Lightweight |
| Kazula Vargas | 12-5 | Lightweight |
| Kazushi Sakuraba | 26-17 | Catch Weight |
| Keigo Kunihara | 0-1 | Heavyweight |
| Keiichiro Nakamura | 8-1 | Featherweight |
| Keiichiro Yamamiya | 7-5 | Middleweight |
| Keita Nakamura | 35-12 | Welterweight |
| Keith Berish | 0-1 | Light Heavyweight |
| Keith Hackney | 2-2 | Open Weight |
| Keith Jardine | 17-11 | Middleweight |
| Keith Mielke | 0-2 | Middleweight |
| Keith Rockel | 1-2 | Middleweight |
| Keith Wisniewski | 0-4 | Welterweight |
| Kelly Dullanty | 1-1 | Lightweight |
| Kelly Faszholz | 4-2 | Women's Bantamweight |
| Kelvin Gastelum | 23-11 | Middleweight |
| Ken Shamrock | 28-17-2 | Heavyweight |
| Ken Stone | 11-4 | Bantamweight |
| Kendall Grove | 24-19 | Middleweight |
| Kenichi Yamamoto | 2-4 | Welterweight |
| Kennedy Nzechukwu | 14-7-1 | Heavyweight |
| Kenny Florian | 14-6 | Featherweight |
| Kenny Robertson | 15-7 | Welterweight |
| Kerry Schall | 0-1 | Heavyweight |
| Ketlen Souza | 17-6 | Women's Strawweight |
| Ketlen Vieira | 16-5 | Women's Bantamweight |
| Kevin Aguilar | 17-5 | Featherweight |
| Kevin Borjas | 11-6 | Flyweight |
| Kevin Burns | 3-4 | Welterweight |
| Kevin Casey | 9-6-1 | Middleweight |
| Kevin Christian | 9-4 | Light Heavyweight |
| Kevin Croom | 21-15 | Lightweight |
| Kevin Ferguson | 5-2 | Heavyweight |
| Kevin Holland | 29-16 | Welterweight |
| Kevin Jackson | 2-2 | Middleweight |
| Kevin Jordan | 0-6 | Heavyweight |
| Kevin Jousset | 10-5 | Welterweight |
| Kevin Lee | 20-9 | Welterweight |
| Kevin Natividad | 9-4 | Featherweight |
| Kevin Randleman | 17-16 | Light Heavyweight |
| Kevin Rosier | 1-4 | Heavyweight |
| Kevin Vallejos | 18-1 | Featherweight |
| Khabib Nurmagomedov | 29-0 | Lightweight |
| Khadis Ibragimov | 14-4 | Light Heavyweight |
| Khalid Murtazaliev | 17-4 | Middleweight |
| Khalid Taha | 13-5 | Featherweight |
| Khalil Rountree Jr. | 15-7 | Light Heavyweight |
| Khama Worthy | 19-10 | Lightweight |
| Khamzat Chimaev | 15-1 | Middleweight |
| Khaos Williams | 16-5 | Welterweight |
| Khusein Askhabov | 23-1 | Featherweight |
| Kiefer Crosbie | 10-6 | Welterweight |
| Kiichi Kunimoto | 21-11 | Welterweight |
| Kimo Leopoldo | 4-6 | Open Weight |
| King Green | 36-17-1 | Lightweight |
| Kiru Sahota | 12-3 | Flyweight |
| Kit Cope | 0-6 | Welterweight |
| Klaudia Sygula | 8-2 | Women's Bantamweight |
| Kleydson Rodrigues | 8-4 | Bantamweight |
| Klidson Abreu | 16-5 | Light Heavyweight |
| Kody Steele | 8-1 | Lightweight |
| Koji Kitao | 1-1 | Open Weight |
| Koji Oishi | 25-10 | Featherweight |
| Konstantin Erokhin | 9-4 | Heavyweight |
| Kris McCray | 8-5 | Middleweight |
| Kris Moutinho | 14-8 | Bantamweight |
| Kristian Rothaermel | 0-1 | Light Heavyweight |
| Kristof Midoux | 0-3 | Heavyweight |
| Kron Gracie | 5-3 | Featherweight |
| Krzysztof Jotko | 25-6 | Middleweight |
| Krzysztof Soszynski | 26-12 | Light Heavyweight |
| Kuniyoshi Hironaka | 1-3 | Welterweight |
| Kurt Holobaugh | 22-10 | Lightweight |
| Kurt Pellegrino | 16-7 | Lightweight |
| Kurtis Campbell | 8-1 | Featherweight |
| Kwan Ho Kwak | 9-2 | Bantamweight |
| Kwon Won Il | 0-0 | Bantamweight |
| Kyle Bochniak | 11-7 | Featherweight |
| Kyle Bradley | 18-11 | Lightweight |
| Kyle Daukaus | 16-5 | Middleweight |
| Kyle Kingsbury | 11-6 | Light Heavyweight |
| Kyle Nelson | 19-7-1 | Lightweight |
| Kyle Noke | 22-10 | Welterweight |
| Kyle Prepolec | 18-11 | Lightweight |
| Kyle Stewart | 15-6 | Welterweight |
| Kyle Watson | 13-9 | Lightweight |
| Kyler Phillips | 12-5 | Bantamweight |
| Kyoji Horiguchi | 36-6 | Flyweight |
| Kyung Ho Kang | 20-11 | Bantamweight |
| Lance Benoist | 7-2 | Welterweight |
| Lance Gibson | 1-2 | Middleweight |
| Lance Gibson Jr. | 10-2 | Lightweight |
| Lando Vannata | 12-8-2 | Lightweight |
| Landon Quinones | 0-2 | Lightweight |
| Lara Procopio | 7-2 | Women's Bantamweight |
| Larissa Pacheco | 23-5 | Women's Bantamweight |
| Larry Cureton | 0-2 | Open Weight |
| Laureano Staropoli | 13-7 | Welterweight |
| Lauren Mueller | 5-4 | Women's Flyweight |
| Lauren Murphy | 16-7 | Women's Flyweight |
| Lavar Johnson | 18-10 | Heavyweight |
| Laverne Clark | 7-8 | Welterweight |
| Lawrence Lui | 8-2 | Bantamweight |
| Leah Letson | 5-3 | Women's Featherweight |
| Leandro Issa | 17-9 | Bantamweight |
| Leandro Silva | 3-4 | Lightweight |
| Lee Murray | 1-0 | Middleweight |
| Leigh Remedios | 0-3 | Featherweight |
| Leo Kuntz | 17-4 | Lightweight |
| Leon Edwards | 22-6 | Welterweight |
| Leon Shahbazyan | 12-5 | Welterweight |
| Leonard Garcia | 18-13 | Featherweight |
| Leonardo Guimaraes | 11-8 | Middleweight |
| Leonardo Mafra | 2-5 | Catchweight |
| Leonardo Morales | 5-6 | Bantamweight |
| Leonardo Santos | 18-7-1 | Lightweight |
| Lerone Murphy | 17-1-1 | Featherweight |
| Lerryan Douglas | 14-6 | Featherweight |
| Leslie Smith | 12-10 | Women's Bantamweight |
| Levan Chokheli | 15-3 | Welterweight |
| Levan Makashvili | 16-2-1 | Featherweight |
| Levi Rodrigues Jr. | 5-2 | Light Heavyweight |
| Lewis Gonzalez | 11-4 | Welterweight |
| Li Jingliang | 19-9 | Welterweight |
| Liam McCracken | 8-1 | Lightweight |
| Liana Jojua | 8-6 | Women's Bantamweight |
| Liang Na | 19-8 | Women's Strawweight |
| Liliya Shakirova | 8-2 | Women's Flyweight |
| Lina Lansberg | 10-9 | Women's Bantamweight |
| Lisa Ellis | 15-11 | Women's Strawweight |
| Liu Ce | 4-1 | Light Heavyweight |
| Liudvik Sholinian | 9-4 | Bantamweight |
| Livinha Souza | 14-4 | Women's Strawweight |
| Liz Carmouche | 26-8 | Women's Flyweight |
| Lodune Sincaid | 1-4 | Light Heavyweight |
| Logan Clark | 3-3 | Middleweight |
| Logan Paxton | 0-1 | — |
| Loik Radzhabov | 18-6 | Lightweight |
| Loma Lookboonmee | 11-5 | Women's Strawweight |
| Lone'er Kavanagh | 10-2 | Flyweight |
| Loopy Godinez | 10-6 | Women's Strawweight |
| Lorenz Larkin | 5-5 | Welterweight |
| Losene Keita | 16-2 | Featherweight |
| Louie Sutherland | 11-6 | Heavyweight |
| Louis Cosce | 7-3 | Welterweight |
| Louis Gaudinot | 8-5 | Bantamweight |
| Louis Jourdain | 9-3 | Bantamweight |
| Louis Smolka | 18-9 | Bantamweight |
| Lowell Anderson | 0-1 | Middleweight |
| Luan Chagas | 16-3-1 | Welterweight |
| Luan Lacerda | 13-4 | Bantamweight |
| Luana Carolina | 11-6 | Women's Bantamweight |
| Luana Pinheiro | 11-5 | Women's Strawweight |
| Luana Santos | 6-2 | Women's Bantamweight |
| Lucas Alexander | 8-5 | Featherweight |
| Lucas Almeida | 15-6 | Featherweight |
| Lucas Brennan | 11-3 | Lightweight |
| Lucas Fernando | 14-3 | Light Heavyweight |
| Lucas Martins | 17-5 | Featherweight |
| Lucas Rocha | 18-2 | Flyweight |
| Lucie Pudilova | 15-11 | Women's Flyweight |
| Lucio Linhares | 4-7 | Welterweight |
| Ludovit Klein | 24-6-1 | Lightweight |
| Luigi Fioravanti | 26-15 | Welterweight |
| Luigi Vendramini | 9-3 | Welterweight |
| Luis Felipe Dias | 19-5 | Middleweight |
| Luis Gurule | 11-5 | Flyweight |
| Luis Henrique | 2-4 | Heavyweight |
| Luis Pajuelo | 8-2 | Featherweight |
| Luis Pena | 5-3 | Lightweight |
| Luis Ramos | 19-11 | Welterweight |
| Luis Saldana | 16-7-1 | Featherweight |
| Luiz Cane | 13-5 | Middleweight |
| Luiz Dutra | 11-5 | Welterweight |
| Lukasz Brzeski | 9-7 | Heavyweight |
| Lukasz Sajewski | 12-4 | Lightweight |
| Luke Barnatt | 15-8 | Middleweight |
| Luke Caudillo | 2-7 | Lightweight |
| Luke Cummo | 6-6 | Welterweight |
| Luke Fernandez | 6-1 | Light Heavyweight |
| Luke Jumeau | 13-5 | Welterweight |
| Luke Riley | 15-0 | Featherweight |
| Luke Rockhold | 16-6 | Middleweight |
| Luke Sanders | 13-5 | Bantamweight |
| Luke Zachrich | 14-4 | Middleweight |
| Lyman Good | 21-6 | Welterweight |
| Lyoto Machida | 26-12 | Middleweight |
| Mac Danzig | 21-12 | Lightweight |
| Maciej Jewtuszko | 12-4 | Welterweight |
| Mackens Semerzier | 6-4 | Featherweight |
| Mackenzie Dern | 17-5 | Women's Strawweight |
| Macy Chiasson | 11-6 | Women's Bantamweight |
| Mads Burnell | 20-8 | Featherweight |
| Magnus Cedenblad | 14-5 | Middleweight |
| Magomed Ankalaev | 22-2-1 | Light Heavyweight |
| Magomed Bibulatov | 14-3 | Flyweight |
| Magomed Gadzhiyasulov | 9-1 | Light Heavyweight |
| Magomed Mustafaev | 14-4 | Lightweight |
| Magomed Tuchalov | 7-0 | Light Heavyweight |
| Magomed Zaynukov | 9-0 | Lightweight |
| Mahamed Aly | 0-1 | — |
| Maheshate | 10-5 | Lightweight |
| Maia Stevenson | 6-5 | Women's Strawweight |
| Maiquel Falcao | 37-11 | Middleweight |
| Mairbek Taisumov | 27-6 | Lightweight |
| Mairon Santos | 18-1 | Featherweight |
| Makhmud Muradov | 25-8 | Middleweight |
| Maki Pitolo | 14-11 | Middleweight |
| Makwan Amirkhani | 17-11 | Featherweight |
| Malcolm Gordon | 14-8 | Flyweight |
| Malcolm Wellmaker | 10-2 | Bantamweight |
| Mallory Martin | 10-6 | Women's Strawweight |
| Mana Martinez | 10-5 | Bantamweight |
| Mandel Nallo | 14-4 | Lightweight |
| Mandy Bohm | 8-3 | Women's Flyweight |
| Manel Kape | 23-7 | Flyweight |
| Manny Bermudez | 15-2 | Bantamweight |
| Manoel Sousa | 15-1 | Lightweight |
| Manolo Zecchini | 11-5 | Featherweight |
| Manon Fiorot | 13-2 | Women's Flyweight |
| Mansur Abdul-Malik | 9-2-1 | Middleweight |
| Mantas Kondratavicius | 1-0 | Middleweight |
| Manuel Rodriguez | 10-6 | Welterweight |
| Manuel Torres | 17-4 | Lightweight |
| Manvel Gamburyan | 16-10 | Bantamweight |
| MarQuel Mederos | 12-1-1 | Lightweight |
| Mara Romero Borella | 12-9 | Women's Flyweight |
| Marc Diakiese | 18-8 | Lightweight |
| Marc-Andre Barriault | 17-11 | Middleweight |
| Marcel Fortuna | 10-4 | Light Heavyweight |
| Marcelo Aguiar | 0-2 | Welterweight |
| Marcelo Golm | 10-7 | Heavyweight |
| Marcelo Guimaraes | 9-2 | Middleweight |
| Marcelo Mello | 1-0 | Lightweight |
| Marcelo Rojo | 17-11 | Featherweight |
| Marcin Bandel | 15-6 | Lightweight |
| Marcin Held | 29-11 | Lightweight |
| Marcin Prachnio | 17-9 | Light Heavyweight |
| Marcin Tybura | 27-13 | Heavyweight |
| Marcin Wrzosek | 13-7 | Lightweight |
| Marcio Alexandre Junior | 0-3 | Middleweight |
| Marcio Barbosa | 4-0 | Featherweight |
| Marcio Cruz | 8-3 | Light Heavyweight |
| Marco Beltran | 8-7 | Flyweight |
| Marco Polo Reyes | 4-4 | Lightweight |
| Marco Ruas | 5-3 | Heavyweight |
| Marco Tulio | 14-3 | Middleweight |
| Marcos Mariano | 6-6 | Lightweight |
| Marcos Rogerio de Lima | 22-10 | Heavyweight |
| Marcos Vinicius | 1-3 | Flyweight |
| Marcus Aurelio | 24-10 | Lightweight |
| Marcus Bossett | 1-2 | Open Weight |
| Marcus Brimage | 7-7 | Bantamweight |
| Marcus Buchecha | 0-2-1 | Heavyweight |
| Marcus Davis | 22-11 | Welterweight |
| Marcus Jones | 0-1 | Heavyweight |
| Marcus LeVesseur | 22-7 | Lightweight |
| Marcus McGhee | 11-2 | Bantamweight |
| Marcus Silveira | 0-0 | Heavyweight |
| Marek Bujlo | 0-1 | Heavyweight |
| Maria Oliveira | 1-3 | Women's Strawweight |
| Marina Rodriguez | 17-6-2 | Women's Strawweight |
| Marina Spasic | 0-1 | — |
| Mario Bautista | 18-3 | Bantamweight |
| Mario Miranda | 14-7 | Middleweight |
| Mario Neto | 3-4 | Heavyweight |
| Mario Piazzon | 0-1 | — |
| Mario Pinto | 12-0 | Heavyweight |
| Marion Reneau | 9-8-1 | Women's Bantamweight |
| Mariya Agapova | 10-5 | Women's Flyweight |
| Mark Bocek | 13-5 | Lightweight |
| Mark Choinski | 8-1 | Lightweight |
| Mark Coleman | 16-10 | Light Heavyweight |
| Mark De La Rosa | 11-5 | Bantamweight |
| Mark Eddiva | 6-3 | Featherweight |
| Mark Godbeer | 13-5 | Heavyweight |
| Mark Hall | 4-3 | Open Weight |
| Mark Holst | 1-4 | Lightweight |
| Mark Hominick | 20-12 | Featherweight |
| Mark Hughes | 1-0 | Light Heavyweight |
| Mark Hunt | 13-14-1 | Heavyweight |
| Mark Kerr | 10-7 | Heavyweight |
| Mark Madsen | 4-2 | Lightweight |
| Mark Munoz | 14-6 | Middleweight |
| Mark Robinson | 0-0 | Heavyweight |
| Mark Scanlon | 9-2 | Welterweight |
| Mark Schultz | 1-0 | Open Weight |
| Mark Striegl | 18-5 | Bantamweight |
| Mark Vologdin | 12-5-1 | Bantamweight |
| Mark Weir | 2-8 | Welterweight |
| Markus Perez | 12-6 | Middleweight |
| Marlon Moraes | 23-13 | Bantamweight |
| Marlon Vera | 23-12 | Bantamweight |
| Marnic Mann | 6-4 | Women's Strawweight |
| Martin Bravo | 12-3 | Lightweight |
| Martin Buday | 7-1 | Heavyweight |
| Martin Day | 8-8 | Bantamweight |
| Martin Kampmann | 20-7 | Welterweight |
| Martin Kozák | 0-0 | Middleweight |
| Martin Sano | 4-3 | Welterweight |
| Martin Svensson | 15-6 | Lightweight |
| Marvin Eastman | 9-12 | Middleweight |
| Marvin Vettori | 19-11-1 | Middleweight |
| Marwan Rahiki | 9-0 | Featherweight |
| Maryna Moroz | 11-6 | Women's Flyweight |
| Masanori Kanehara | 28-15 | Bantamweight |
| Masio Fullen | 10-9 | Featherweight |
| Mason Jones | 18-3 | Lightweight |
| Masutatsu Yano | 0-1 | Open Weight |
| Mateus Mendonca | 10-3 | Bantamweight |
| Mateusz Gamrot | 26-5 | Lightweight |
| Mateusz Rebecki | 5-4 | Lightweight |
| Matheus Camilo | 11-3 | Lightweight |
| Matheus Nicolau | 19-6 | Flyweight |
| Mats Nilsson | 0-2 | Welterweight |
| Matt Adams | 0-1 | — |
| Matt Andersen | 0-2 | Heavyweight |
| Matt Arroyo | 1-3 | Welterweight |
| Matt Bessette | 25-10 | Featherweight |
| Matt Brown | 26-19 | Welterweight |
| Matt Dwyer | 9-7 | Welterweight |
| Matt Frevola | 11-7-1 | Lightweight |
| Matt Grice | 15-5 | Featherweight |
| Matt Hamill | 12-8 | Light Heavyweight |
| Matt Hobar | 9-3 | Bantamweight |
| Matt Horwich | 9-15 | Middleweight |
| Matt Hughes | 45-9 | Welterweight |
| Matt Lindland | 22-9 | Middleweight |
| Matt Lucas | 1-2 | Light Heavyweight |
| Matt Mitrione | 14-9 | Heavyweight |
| Matt Sayles | 8-4 | Featherweight |
| Matt Schnell | 17-11 | Flyweight |
| Matt Serra | 11-7 | Welterweight |
| Matt Van Buren | 6-5 | Light Heavyweight |
| Matt Veach | 3-5 | Welterweight |
| Matt Wiman | 16-10 | Lightweight |
| Matthew Lopez | 10-4 | Bantamweight |
| Matthew Riddle | 8-3 | Welterweight |
| Matthew Semelsberger | 11-8 | Welterweight |
| Matthieu Duclos | 10-3 | Middleweight |
| Maurice Greene | 11-9 | Heavyweight |
| Maurice Smith | 4-3 | Heavyweight |
| Mauricio Rua | 27-14-1 | Light Heavyweight |
| Mauricio Ruffy | 14-2 | Lightweight |
| Max Gimenis | 6-2 | Heavyweight |
| Max Griffin | 20-13 | Welterweight |
| Max Holloway | 28-9 | Lightweight |
| Max Rohskopf | 7-2 | Lightweight |
| Maxim Grishin | 32-10 | Light Heavyweight |
| Maximo Blanco | 12-8 | Featherweight |
| Maycee Barber | 15-3 | Women's Flyweight |
| Mayra Bueno Silva | 10-7-1 | Women's Bantamweight |
| Megan Anderson | 11-5 | Women's Featherweight |
| Mehdi Baghdad | 11-6 | Lightweight |
| Mehemmedeli Osmanli | 0-0 | Bantamweight |
| Melinda Fabian | 4-4-1 | Women's Flyweight |
| Melissa Amaya | 0-0 | Women's Strawweight |
| Melissa Croden | 8-3 | Women's Bantamweight |
| Melissa Gatto | 9-4 | Women's Flyweight |
| Melissa Martinez | 8-2 | Women's Strawweight |
| Melissa Mullins | 8-3 | Women's Bantamweight |
| Melquizael Costa | 26-8 | Featherweight |
| Melsik Baghdasaryan | 8-4 | Featherweight |
| Melton Bowen | 0-1 | Open Weight |
| Melvin Guillard | 32-23 | Lightweight |
| Merab Dvalishvili | 21-5 | Bantamweight |
| Michael Aljarouj | 13-3 | Flyweight |
| Michael Aswell Jr. | 11-6 | Featherweight |
| Michael Bisping | 30-9 | Middleweight |
| Michael Chandler | 23-11 | Lightweight |
| Michael Chiesa | 20-7 | Welterweight |
| Michael Graves | 10-1-1 | Welterweight |
| Michael Johnson | 25-20 | Lightweight |
| Michael Kuiper | 12-6 | Middleweight |
| Michael McBride | 8-3 | Lightweight |
| Michael McDonald | 8-7 | Lightweight |
| Michael Morales | 19-0 | Welterweight |
| Michael Oliveira | 10-0 | Welterweight |
| Michael Page | 25-3 | Middleweight |
| Michael Patt | 0-2 | Light Heavyweight |
| Michael Trizano | 11-3 | Featherweight |
| Michal Figlak | 8-2 | Lightweight |
| Michal Oleksiejczuk | 22-10 | Middleweight |
| Micheal Gillmore | 6-5 | Middleweight |
| Michel Batista | 4-1 | Heavyweight |
| Michel Pereira | 10-6 | Middleweight |
| Michel Prazeres | 27-5 | Welterweight |
| Michel Quinones | 0-2 | Lightweight |
| Michelle Montague | 8-0 | Women's Bantamweight |
| Michelle Waterson-Gomez | 18-13 | Women's Strawweight |
| Michihiro Omigawa | 14-14 | Featherweight |
| Michinori Tanaka | 14-4 | Bantamweight |
| Mick Parkin | 10-1 | Heavyweight |
| Mickael Lebout | 23-13 | Lightweight |
| Mickey Gall | 7-7 | Welterweight |
| Miesha Tate | 20-10 | Women's Bantamweight |
| Miguel Baeza | 10-4 | Welterweight |
| Miguel Torres | 43-9 | Bantamweight |
| Mike Breeden | 11-6 | Lightweight |
| Mike Brown | 8-7 | Featherweight |
| Mike Ciesnolevicz | 2-4 | Light Heavyweight |
| Mike Davis | 12-4 | Lightweight |
| Mike Easton | 13-6 | Bantamweight |
| Mike Grundy | 12-4 | Featherweight |
| Mike Guymon | 3-6 | Lightweight |
| Mike Jackson | 2-2 | Welterweight |
| Mike King | 2-1 | Middleweight |
| Mike Kyle | 23-18 | Heavyweight |
| Mike Lullo | 0-2 | Featherweight |
| Mike Malott | 14-2 | Welterweight |
| Mike Massenzio | 13-9 | Middleweight |
| Mike Nickels | 2-4 | Light Heavyweight |
| Mike Perry | 15-8 | Welterweight |
| Mike Pierce | 17-7 | Welterweight |
| Mike Pyle | 27-14 | Welterweight |
| Mike Rhodes | 12-6 | Welterweight |
| Mike Ricci | 12-5 | Lightweight |
| Mike Rio | 9-5 | Lightweight |
| Mike Rodriguez | 12-7 | Light Heavyweight |
| Mike Russow | 16-3 | Heavyweight |
| Mike Santiago | 19-12 | Featherweight |
| Mike Stumpf | 11-4 | Welterweight |
| Mike Swick | 15-6 | Welterweight |
| Mike Wessel | 4-6 | Heavyweight |
| Mike Whitehead | 5-7 | Light Heavyweight |
| Mike Wilkinson | 9-4 | Featherweight |
| Mike de la Torre | 15-9 | Bantamweight |
| Mike van Arsdale | 8-5 | Light Heavyweight |
| Mikey Burnett | 2-1 | Lightweight |
| Milana Dudieva | 13-9 | Women's Bantamweight |
| Miles Johns | 16-5 | Bantamweight |
| Milos Janicic | 19-4 | Lightweight |
| Milton Vieira | 13-8-1 | Featherweight |
| Minoki Ichihara | 0-1 | Open Weight |
| Miranda Granger | 7-3 | Women's Strawweight |
| Miranda Maverick | 17-6 | Women's Flyweight |
| Mirko Filipovic | 38-11 | Heavyweight |
| Mirsad Bektic | 13-4 | Featherweight |
| Misha Cirkunov | 15-9 | Light Heavyweight |
| Mitch Clarke | 11-5 | Lightweight |
| Mitch Gagnon | 12-5 | Bantamweight |
| Mitch Ramirez | 8-4 | Lightweight |
| Mitch Raposo | 11-3 | Flyweight |
| Mizuki | 16-6 | Women's Strawweight |
| Mizuto Hirota | 18-11-1 | Featherweight |
| Modestas Bukauskas | 20-7 | Light Heavyweight |
| Modestino Rodrigues | 7-1 | Middleweight |
| Mohammad Yahya | 12-7 | Featherweight |
| Mohammed Usman | 12-4 | Heavyweight |
| Molly McCann | 15-8 | Women's Strawweight |
| Montana De La Rosa | 14-10-1 | Women's Flyweight |
| Montel Jackson | 15-4 | Bantamweight |
| Montse Rendon | 8-2 | Women's Bantamweight |
| Montserrat Conejo Ruiz | 10-5 | Women's Strawweight |
| Morgan Charriere | 21-12 | Featherweight |
| Mostapha Al-Turk | 6-6 | Heavyweight |
| Moti Horenstein | 0-3 | Light Heavyweight |
| Motonobu Tezuka | 19-8 | Bantamweight |
| Mounir Lazzez | 11-3 | Welterweight |
| Movsar Evloev | 20-0 | Featherweight |
| Mridul Saikia | 0-1 | — |
| Muhammad Mokaev | 16-0 | Flyweight |
| Muhammad Naimov | 13-4 | Featherweight |
| Muhammad Saidov | 1-0 | — |
| Muin Gafurov | 20-8 | Bantamweight |
| Murilo Bustamante | 15-8 | Middleweight |
| Murtazali Magomedov | 11-0 | Featherweight |
| Muslim Salikhov | 22-6 | Welterweight |
| Myktybek Orolbai | 16-3 | Welterweight |
| Myles Jury | 19-6 | Featherweight |
| Nad Narimani | 12-4 | Featherweight |
| Nadia Kassem | 5-2 | Women's Flyweight |
| Nah-Shon Burrell | 19-12 | Welterweight |
| Nam Phan | 21-17 | Bantamweight |
| Namo Fazil | 0-1 | — |
| Namsrai Batbayar | 10-2 | Flyweight |
| Nandor Guelmino | 11-5 | Heavyweight |
| Naoki Inoue | 21-5 | Bantamweight |
| Naoyuki Kotani | 33-13 | Lightweight |
| Nasrat Haqparast | 18-7 | Lightweight |
| Nassourdine Imavov | 17-4 | Middleweight |
| Natalia Silva | 20-5 | Women's Flyweight |
| Natan Levy | 8-2 | Lightweight |
| Nate Diaz | 22-14 | Lightweight |
| Nate Landwehr | 18-8 | Featherweight |
| Nate Loughran | 11-2 | Middleweight |
| Nate Maness | 16-3 | Flyweight |
| Nate Marquardt | 35-19 | Middleweight |
| Nate Mohr | 1-4 | Lightweight |
| Nate Quarry | 12-4 | Middleweight |
| Nate Schroeder | 1-6 | Light Heavyweight |
| Nathan Coy | 15-7 | Welterweight |
| Nathan Fletcher | 9-3 | Bantamweight |
| Nathaniel Wood | 26-6 | Featherweight |
| Navajo Stirling | 11-0 | Light Heavyweight |
| Nazareno Malegarie | 29-6 | Lightweight |
| Nazim Sadykhov | 11-3-1 | Lightweight |
| Neil Grove | 12-8 | Heavyweight |
| Neil Magny | 32-15 | Welterweight |
| Neil Seery | 15-13 | Flyweight |
| Neil Wain | 11-4 | Heavyweight |
| Nicco Montano | 5-3 | Women's Flyweight |
| Nicholas Musoke | 3-3 | Welterweight |
| Nick Agallar | 2-2 | Lightweight |
| Nick Aguirre | 7-3 | Bantamweight |
| Nick Catone | 10-4 | Middleweight |
| Nick Denis | 2-3 | Bantamweight |
| Nick Diaz | 26-10 | Middleweight |
| Nick Fiore | 6-2 | Lightweight |
| Nick Galanti | 1-0 | — |
| Nick Hein | 14-5 | Lightweight |
| Nick Klein | 6-3 | Middleweight |
| Nick Maximov | 8-2 | Middleweight |
| Nick Osipczak | 5-3 | Welterweight |
| Nick Pace | 7-3 | Bantamweight |
| Nick Penner | 11-3 | Light Heavyweight |
| Nick Ring | 14-4 | Middleweight |
| Nick Roehrick | 9-2 | Light Heavyweight |
| Nick Sanzo | 1-1 | Lightweight |
| Nick Serra | 0-1 | Welterweight |
| Nick Thompson | 1-1 | Welterweight |
| Nicolae Negumereanu | 13-2 | Light Heavyweight |
| Nicolas Dalby | 24-6-1 | Welterweight |
| Nicolle Caliari | 9-4 | Women's Strawweight |
| Nik Lentz | 30-12-1 | Featherweight |
| Nikita Krylov | 31-12 | Light Heavyweight |
| Niklas Backstrom | 11-4 | Featherweight |
| Niklas Stolze | 14-7 | Welterweight |
| Niko Price | 16-11 | Welterweight |
| Nikolas Motta | 15-6 | Lightweight |
| Nikolay Veretennikov | 14-8 | Welterweight |
| Nilson Rojas | 9-1 | Flyweight |
| Nina Milosevic | 1-0 | — |
| Nina Nunes | 11-7 | Women's Strawweight |
| Nissen Osterneck | 3-4 | Middleweight |
| Noad Lahat | 13-5 | Featherweight |
| Noah Gugnon | 10-2 | Lightweight |
| Noe Hernandez | 0-2 | Middleweight |
| Nohelin Hernandez | 12-6 | Bantamweight |
| Nolan Ticman | 4-3 | Flyweight |
| Nora Cornolle | 9-4 | Women's Bantamweight |
| Nordine Taleb | 15-7 | Welterweight |
| Norifumi Yamamoto | 18-6 | Bantamweight |
| Norma Dumont | 13-3 | Women's Bantamweight |
| Norman Parke | 28-7-1 | Lightweight |
| Nursulton Ruziboev | 37-9 | Middleweight |
| Nurullo Aliev | 12-0 | Lightweight |
| Nyamjargal Tumendemberel | 10-1 | Flyweight |
| Oban Elliott | 12-5 | Welterweight |
| Ode Osbourne | 5-7 | Flyweight |
| Oleg Taktarov | 6-4-1 | Open Weight |
| Oli Thompson | 21-14 | Heavyweight |
| Oliver Enkamp | 11-4 | Welterweight |
| Olivier Aubin-Mercier | 21-5 | Lightweight |
| Ollie Schmid | 4-3 | Featherweight |
| Oluwale Bamgbose | 6-4 | Middleweight |
| Omar Morales | 11-4 | Lightweight |
| Omari Akhmedov | 24-8-1 | Middleweight |
| Onassis Parungao | 1-0 | Open Weight |
| Orion Cosce | 8-2 | Welterweight |
| Orlando Wiet | 1-1 | Open Weight |
| Oskar Piechota | 11-3 | Welterweight |
| Otari Tanzilovi | 10-2 | Bantamweight |
| Ottman Azaitar | 13-3 | Lightweight |
| Oumar Sy | 12-2 | Light Heavyweight |
| Ovince Saint Preux | 27-18 | Light Heavyweight |
| Ozzy Diaz | 10-4 | Middleweight |
| Pablo Garza | 12-4 | Featherweight |
| Paddy Holohan | 3-2 | Flyweight |
| Paddy Pimblett | 24-4 | Lightweight |
| Paige VanZant | 8-5 | Women's Flyweight |
| Pannie Kianzad | 17-9 | Women's Bantamweight |
| Papy Abedi | 10-4 | Middleweight |
| Parker Porter | 14-9 | Heavyweight |
| Pascal Krauss | 11-2 | Welterweight |
| Pat Audinwood | 11-2 | Lightweight |
| Pat Barry | 8-7 | Heavyweight |
| Pat Healy | 34-24 | Lightweight |
| Pat Miletich | 8-5 | Welterweight |
| Pat Sabatini | 22-5 | Featherweight |
| Pat Schilling | 0-2 | Featherweight |
| Patchy Mix | 19-5 | Bantamweight |
| Patricio Pitbull | 37-9 | Featherweight |
| Patrick Cote | 23-11 | Welterweight |
| Patrick Cummins | 11-7 | Light Heavyweight |
| Patrick Rivera | 13-4 | Welterweight |
| Patrick Smith | 4-1 | Heavyweight |
| Patrick Walsh | 10-3 | Middleweight |
| Patrick Williams | 1-3 | Bantamweight |
| Paul Bradley | 23-10 | Welterweight |
| Paul Buentello | 35-17 | Heavyweight |
| Paul Craig | 17-10-1 | Light Heavyweight |
| Paul Creighton | 0-1 | Lightweight |
| Paul Daley | 44-18 | Welterweight |
| Paul Felder | 18-6 | Lightweight |
| Paul Georgieff | 1-1 | Welterweight |
| Paul Herrera | 0-1 | Open Weight |
| Paul Jones | 1-1 | Light Heavyweight |
| Paul Kelly | 13-5 | Welterweight |
| Paul Redmond | 15-8 | Featherweight |
| Paul Rodriguez | 0-1 | Lightweight |
| Paul Sass | 14-2 | Lightweight |
| Paul Taylor | 5-7 | Heavyweight |
| Paul Varelans | 4-4 | Heavyweight |
| Paulo Costa | 16-4 | Light Heavyweight |
| Paulo Santos | 0-2 | — |
| Paulo Thiago | 19-10 | Middleweight |
| Pawel Pawlak | 24-4 | Welterweight |
| Payton Talbott | 11-1 | Bantamweight |
| Pearl Gonzalez | 11-6 | Women's Strawweight |
| Pedro Falcao | 0-2 | Bantamweight |
| Pedro Munhoz | 20-10 | Bantamweight |
| Pedro Nobre | 18-6 | Flyweight |
| Pedro Rizzo | 14-11 | Heavyweight |
| Peggy Morgan | 4-4 | Women's Featherweight |
| Per Eklund | 2-4 | Lightweight |
| Pete Rodriguez | 5-2 | Welterweight |
| Pete Sell | 10-7 | Welterweight |
| Pete Spratt | 12-18 | Lightweight |
| Pete Williams | 3-6 | Heavyweight |
| Peter Barrett | 17-6 | Featherweight |
| Peter Sobotta | 17-7 | Welterweight |
| Petr Yan | 20-5 | Bantamweight |
| Phil Baroni | 15-18 | Welterweight |
| Phil Davis | 25-8 | Light Heavyweight |
| Phil Harris | 22-12 | Flyweight |
| Phil Hawes | 12-6 | Middleweight |
| Phil Johns | 2-5 | Lightweight |
| Phil Rowe | 11-7 | Welterweight |
| Philip De Fries | 2-3 | Heavyweight |
| Philipe Lins | 18-6 | Heavyweight |
| Phillip Miller | 3-0 | Middleweight |
| Phillipe Nover | 11-8 | Featherweight |
| Piera Rodriguez | 12-2 | Women's Strawweight |
| Pingyuan Liu | 2-2 | Bantamweight |
| Piotr Hallmann | 17-5 | Lightweight |
| Poliana Botelho | 9-5 | Women's Flyweight |
| Polyana Viana | 13-9 | Women's Strawweight |
| Preston Parsons | 11-6 | Welterweight |
| Priscila Cachoeira | 14-10 | Women's Bantamweight |
| Puja Tomar | 9-5 | Women's Strawweight |
| Punahele Soriano | 13-4 | Welterweight |
| Quang Le | 9-4 | Bantamweight |
| Quentin Pasley | 0-0 | Light Heavyweight |
| Quillan Salkilld | 13-1 | Lightweight |
| Quinn Mulhern | 18-4 | Lightweight |
| Quinton Jackson | 38-14 | Light Heavyweight |
| RJ Harris | 6-0 | Heavyweight |
| Rachael Ostovich | 4-6 | Women's Flyweight |
| Rafa Garcia | 20-4 | Lightweight |
| Rafael Alves | 20-12 | Featherweight |
| Rafael Carino | 1-1 | Heavyweight |
| Rafael Cavalcante | 12-7 | Light Heavyweight |
| Rafael Cerqueira | 11-5 | Light Heavyweight |
| Rafael Dos Anjos | 32-17 | Welterweight |
| Rafael Estevam | 14-1 | Bantamweight |
| Rafael Fiziev | 14-5 | Lightweight |
| Rafael Natal | 21-9-1 | Middleweight |
| Rafael Tobias | 14-3 | Light Heavyweight |
| Rafaello Oliveira | 17-8 | Lightweight |
| Rainy Martinez | 0-1 | Lightweight |
| Ramazan Emeev | 20-6 | Welterweight |
| Ramazan Temirov | 20-3 | Flyweight |
| Rameau Thierry Sokoudjou | 19-18 | Light Heavyweight |
| Ramiro Hernandez | 18-10 | Bantamweight |
| Ramiro Jimenez | 11-0 | Featherweight |
| Ramiz Brahimaj | 14-7 | Welterweight |
| Ramon Taveras | 10-4 | Featherweight |
| Ramona Pascual | 6-5 | Women's Featherweight |
| Ramsey Nijem | 10-9 | Lightweight |
| Randa Markos | 11-12-1 | Women's Strawweight |
| Randy Brown | 20-8 | Welterweight |
| Randy Costa | 7-4 | Bantamweight |
| Randy Couture | 19-11 | Light Heavyweight |
| Rani Yahya | 28-12-1 | Bantamweight |
| Raoni Barcelos | 22-5 | Bantamweight |
| Raphael Assuncao | 28-10 | Bantamweight |
| Raphael Pessoa | 10-4 | Heavyweight |
| Raquel Pennington | 16-10 | Women's Bantamweight |
| Rashad Coulter | 9-5 | Heavyweight |
| Rashad Evans | 20-8-1 | Middleweight |
| Rashid Magomedov | 23-5 | Lightweight |
| Raul Rosas Jr. | 13-1 | Bantamweight |
| Raulian Paiva | 23-6 | Flyweight |
| Ravena Oliveira | 7-5 | Women's Flyweight |
| Ray Borg | 16-5 | Bantamweight |
| Ray Rodriguez | 16-8 | Bantamweight |
| Ray Wizard | 0-2 | Open Weight |
| Rayanne dos Santos | 14-9 | Women's Strawweight |
| Razak Al-Hassan | 12-5 | Light Heavyweight |
| Reese Andy | 7-3 | Light Heavyweight |
| Regina Tarin | 8-0 | Women's Flyweight |
| Reginaldo Junior | 0-0 | Welterweight |
| Reginaldo Vieira | 16-7 | Bantamweight |
| Rei Tsuruya | 12-1 | Flyweight |
| Reinier de Ridder | 22-4 | Middleweight |
| Remco Pardoel | 3-2 | Open Weight |
| Renan Barao | 34-9 | Featherweight |
| Renato Moicano | 21-7 | Lightweight |
| Renato Sobral | 37-11 | Light Heavyweight |
| Renato Verissimo | 1-4 | Catch Weight |
| Renee Forte | 8-4 | Lightweight |
| Renzo Gracie | 14-7 | Welterweight |
| Reuben Duran | 1-3 | Bantamweight |
| Rex Holman | 0-1 | Light Heavyweight |
| Reza Madadi | 14-6 | Lightweight |
| Reza Nasri | 0-1 | Open Weight |
| Rhys McKee | 15-7 | Welterweight |
| Ricardo Abreu | 5-1 | Middleweight |
| Ricardo Almeida | 13-5 | Welterweight |
| Ricardo Funch | 9-6 | Welterweight |
| Ricardo Lamas | 20-8 | Featherweight |
| Ricardo Ramos | 17-8 | Featherweight |
| Ricardo Romero | 11-3 | Light Heavyweight |
| Ricco Rodriguez | 54-26 | Light Heavyweight |
| Rich Attonito | 10-5 | Welterweight |
| Rich Clementi | 45-23 | Lightweight |
| Rich Franklin | 29-7 | Middleweight |
| Richard Crunkilton | 3-4 | Lightweight |
| Richard Walsh | 9-5 | Welterweight |
| Richardson Moreira | 0-3 | Middleweight |
| Richie Hightower | 0-3 | Lightweight |
| Richie Miranda | 13-2 | Lightweight |
| Richie Smullen | 10-3 | Lightweight |
| Richie Vaculik | 11-4 | Flyweight |
| Rick Davis | 0-1 | Lightweight |
| Rick Story | 21-10 | Welterweight |
| Ricky Glenn | 22-9-1 | Welterweight |
| Ricky Rainey | 13-6 | Welterweight |
| Ricky Simon | 22-7-1 | Bantamweight |
| Ricky Turcios | 13-8 | Featherweight |
| Riki Fukuda | 23-9 | Middleweight |
| Rin Nakai | 19-2 | Women's Bantamweight |
| Rinat Fakhretdinov | 24-1-1 | Welterweight |
| Rinya Nakamura | 10-1 | Bantamweight |
| Rizvan Kuniev | 14-3 | Heavyweight |
| Roan Carneiro | 21-12 | Welterweight |
| Rob Broughton | 15-8 | Heavyweight |
| Rob Emerson | 18-12 | Bantamweight |
| Rob Font | 22-11 | Bantamweight |
| Rob Kimmons | 24-9 | Welterweight |
| Rob MacDonald | 5-4 | Heavyweight |
| Rob Wilkinson | 20-5 | Middleweight |
| Rob Yundt | 1-2 | Middleweight |
| Robbie Lawler | 30-16 | Welterweight |
| Robelis Despaigne | 6-2 | Heavyweight |
| Robert Bryczek | 18-7 | Middleweight |
| Robert Drysdale | 7-0 | Light Heavyweight |
| Robert Lucarelli | 0-1 | Heavyweight |
| Robert McDaniel | 1-2 | Middleweight |
| Robert Peralta | 4-3 | Featherweight |
| Robert Ruchala | 0-2 | Featherweight |
| Robert Sanchez | 1-2 | Flyweight |
| Robert Valentin | 13-6 | Middleweight |
| Robert Whiteford | 17-5 | Featherweight |
| Robert Whittaker | 29-9 | Light Heavyweight |
| Roberto Romero | 8-5 | Featherweight |
| Roberto Traven | 1-2 | Heavyweight |
| Rocky Lee | 3-4 | Featherweight |
| Rodney Wallace | 25-14 | Light Heavyweight |
| Rodolfo Bellato | 13-3-1 | Light Heavyweight |
| Rodolfo Rubio Perez | 0-1 | Featherweight |
| Rodolfo Vieira | 11-5 | Middleweight |
| Rodrigo Damm | 12-9 | Lightweight |
| Rodrigo Nascimento | 12-5 | Heavyweight |
| Rodrigo Ruas | 0-3 | Middleweight |
| Rodrigo Sezinando | 9-3 | Welterweight |
| Rodrigo Vera | 22-1 | Featherweight |
| Rodrigo de Lima | 9-3 | Lightweight |
| Roger Bowling | 11-5 | Lightweight |
| Roger Gracie | 8-2 | Light Heavyweight |
| Roger Hollett | 13-5 | Light Heavyweight |
| Roger Huerta | 25-14 | Lightweight |
| Roger Narvaez | 7-4 | Middleweight |
| Roger Zapata | 4-3 | Welterweight |
| Rogerio Bontorin | 17-5 | Flyweight |
| Rogerio Nogueira | 23-10 | Light Heavyweight |
| Roland Delorme | 9-5 | Bantamweight |
| Roland Payne | 0-1 | Light Heavyweight |
| Rolando Bedoya | 14-5 | Lightweight |
| Rolando Delgado | 2-4 | Featherweight |
| Rolando Dy | 10-8 | Bantamweight |
| Roldan Sangcha'an | 4-2 | Flyweight |
| Rolles Gracie | 8-4 | Heavyweight |
| Roman Bogatov | 11-1 | Lightweight |
| Roman Dolidze | 15-6 | Middleweight |
| Roman Kopylov | 16-5 | Middleweight |
| Roman Mitichyan | 1-1 | Welterweight |
| Roman Puga | 1-0 | — |
| Roman Salazar | 12-10 | Bantamweight |
| Romie Aram | 2-1 | Welterweight |
| Ron Faircloth | 1-3 | Light Heavyweight |
| Ron Stallings | 15-8 | Middleweight |
| Ron Waterman | 5-6-1 | Heavyweight |
| Ron van Clief | 0-1 | Middleweight |
| Ronald Humphrey | 1-0 | — |
| Ronald Jhun | 1-13 | Welterweight |
| Ronaldo Rodriguez | 2-1 | Flyweight |
| Ronda Rousey | 13-2 | Women's Featherweight |
| Rongzhu | 27-6 | Lightweight |
| Ronnie Lawrence | 8-2 | Bantamweight |
| Ronny Markes | 22-10 | Middleweight |
| Rony Jason | 15-9 | Featherweight |
| Ronys Torres | 36-7 | Lightweight |
| Roosevelt Roberts | 12-6 | Lightweight |
| Roque Martinez | 19-9 | Heavyweight |
| Rory MacDonald | 23-10 | Welterweight |
| Rory Markham | 16-6 | Welterweight |
| Rory Singer | 3-5 | Middleweight |
| Rose Namajunas | 15-8 | Women's Flyweight |
| Rosi Sexton | 12-5 | Women's Bantamweight |
| Ross Pearson | 21-17 | Lightweight |
| Ross Pointon | 1-6 | Welterweight |
| Rostem Akman | 7-5 | Welterweight |
| Rousimar Palhares | 19-10 | Welterweight |
| Roxanne Modafferi | 25-21 | Women's Flyweight |
| Roy Nelson | 23-19 | Heavyweight |
| Royce Alger | 0-2 | Middleweight |
| Royce Gracie | 16-2-1 | Heavyweight |
| Royston Wee | 2-1 | Bantamweight |
| Ruan Potts | 4-5 | Heavyweight |
| Rudyard Moncayo | 0-2 | Open Weight |
| Ruslan Magomedov | 15-1 | Heavyweight |
| Russell Doane | 16-8 | Bantamweight |
| Rustam Khabilov | 24-4 | Welterweight |
| Ryan Bader | 31-8 | Light Heavyweight |
| Ryan Benoit | 10-8 | Flyweight |
| Ryan Couture | 12-6 | Lightweight |
| Ryan Gandra | 10-1 | Middleweight |
| Ryan Hall | 9-2 | Featherweight |
| Ryan Janes | 10-3 | Middleweight |
| Ryan Jensen | 19-8 | Middleweight |
| Ryan Jimmo | 19-5 | Light Heavyweight |
| Ryan Kuse | 0-1 | — |
| Ryan LaFlare | 14-3 | Welterweight |
| Ryan Loder | 8-3 | Middleweight |
| Ryan MacDonald | 10-3 | Bantamweight |
| Ryan Madigan | 0-1 | Welterweight |
| Ryan McGillivray | 12-6 | Welterweight |
| Ryan Parker | 0-7 | Light Heavyweight |
| Ryan Roberts | 0-3 | Flyweight |
| Ryan Spann | 24-11 | Heavyweight |
| Ryan Thomas | 0-2 | Welterweight |
| Ryo Chonan | 8-9 | Welterweight |
| Sabah Homasi | 17-12 | Welterweight |
| Sabina Mazo | 10-4 | Women's Flyweight |
| Saeed Hosseini | 0-1 | Lightweight |
| Sage Northcutt | 12-3 | Lightweight |
| Sai Wang | 8-6 | Welterweight |
| Said Nurmagomedov | 18-5 | Bantamweight |
| Saidyokub Kakhramonov | 11-3 | Bantamweight |
| Saimon Oliveira | 18-7 | Bantamweight |
| Sako Chivitchian | 0-1 | Lightweight |
| Salahdine Parnasse | 22-2 | Lightweight |
| Salim Touahri | 10-4 | Welterweight |
| Sam Adkins | 2-5 | Light Heavyweight |
| Sam Alvey | 34-18-1 | Light Heavyweight |
| Sam Fulton | 0-2 | Heavyweight |
| Sam Hoger | 2-3 | Light Heavyweight |
| Sam Hughes | 11-7 | Women's Strawweight |
| Sam Patterson | 15-3 | Welterweight |
| Sam Sicilia | 17-11 | Featherweight |
| Sam Stout | 20-12 | Lightweight |
| Sammy Morgan | 2-7 | Welterweight |
| Samy Schiavo | 0-3 | Lightweight |
| Sanae Kikuta | 4-5 | Light Heavyweight |
| Sangwook Kim | 13-4 | Lightweight |
| Santiago Luna | 9-1 | Bantamweight |
| Santiago Ponzinibbio | 32-10 | Welterweight |
| Saparbeg Safarov | 9-3 | Light Heavyweight |
| Sara McMann | 14-7 | Women's Bantamweight |
| Sarah Alpar | 9-6 | Women's Bantamweight |
| Sarah Frota | 8-4 | Women's Strawweight |
| Sarah Kaufman | 22-5 | Women's Featherweight |
| Sarah Moras | 6-8 | Women's Bantamweight |
| Sasha Palatnikov | 8-5 | Welterweight |
| Satoshi Honma | 1-2 | Heavyweight |
| Saygid Izagakhmaev | 22-4 | Welterweight |
| Scott Adams | 1-1 | Heavyweight |
| Scott Askham | 20-8 | Middleweight |
| Scott Baker | 0-1 | Open Weight |
| Scott Bessac | 1-1 | Open Weight |
| Scott Ferrozzo | 3-2 | Heavyweight |
| Scott Fiedler | 0-1 | Open Weight |
| Scott Holtzman | 14-6 | Lightweight |
| Scott Jorgensen | 15-12 | Bantamweight |
| Scott Junk | 0-2 | Heavyweight |
| Scott Morris | 1-2 | Open Weight |
| Scott Smith | 1-3 | Middleweight |
| Sean Alvarez | 0-1 | Heavyweight |
| Sean Brady | 19-2 | Welterweight |
| Sean Clancy Jr. | 1-0 | — |
| Sean Daugherty | 0-1 | Open Weight |
| Sean Gannon | 0-1 | Heavyweight |
| Sean McCorkle | 17-6 | Heavyweight |
| Sean O'Connell | 21-10 | Light Heavyweight |
| Sean O'Malley | 20-3 | Bantamweight |
| Sean Pierson | 14-6 | Welterweight |
| Sean Salmon | 0-10 | Middleweight |
| Sean Sharaf | 4-2 | Heavyweight |
| Sean Sherk | 36-4 | Lightweight |
| Sean Soriano | 14-9 | Lightweight |
| Sean Spencer | 12-7 | Welterweight |
| Sean Strickland | 32-7 | Middleweight |
| Sean Woodson | 14-2-1 | Featherweight |
| Sebastian Szalay | 10-2 | Featherweight |
| Sedriques Dumas | 10-5 | Middleweight |
| Semmy Schilt | 7-6 | Heavyweight |
| Seo Hee Ham | 26-9 | Women's Strawweight |
| Seokhyeon Ko | 13-3 | Welterweight |
| Sergei Pavlovich | 21-3 | Heavyweight |
| Sergey Khandozhko | 28-6 | Welterweight |
| Sergey Morozov | 19-5 | Bantamweight |
| Serghei Spivac | 18-7 | Heavyweight |
| Sergio Moraes | 14-8-1 | Welterweight |
| Sergio Pettis | 25-8 | Flyweight |
| Serhiy Sidey | 12-2 | Bantamweight |
| Seth Baczynski | 20-17 | Welterweight |
| Seth Petruzelli | 14-8 | Light Heavyweight |
| SeungGuk Choi | 7-3 | Flyweight |
| SeungWoo Choi | 11-8 | Featherweight |
| Shamar Bailey | 15-10 | Lightweight |
| Shamil Abdurakhimov | 20-9 | Heavyweight |
| Shamil Gamzatov | 14-1 | Light Heavyweight |
| Shamil Gaziev | 15-3 | Heavyweight |
| Shana Dobson | 4-5 | Women's Flyweight |
| Shane Burgos | 17-5 | Featherweight |
| Shane Campbell | 1-4 | Featherweight |
| Shane Carwin | 12-2 | Heavyweight |
| Shane Collins | 8-0 | Featherweight |
| Shane Howell | 13-11 | Flyweight |
| Shane Nelson | 3-4 | Featherweight |
| Shane Primm | 1-3 | Light Heavyweight |
| Shane Roller | 11-7 | Lightweight |
| Shane Young | 13-8 | Featherweight |
| Shane del Rosario | 11-2 | Heavyweight |
| Shanelle Dyer | 8-1 | Women's Strawweight |
| Shanna Young | 11-10 | Women's Bantamweight |
| Shannon Gugerty | 14-7 | Lightweight |
| Shannon Ross | 13-9 | Flyweight |
| Shara Magomedov | 17-1 | Middleweight |
| Shauna Bannon | 7-3 | Women's Strawweight |
| Shavkat Rakhmonov | 19-0 | Welterweight |
| Shawn Jordan | 19-9 | Heavyweight |
| Shayilan Nuerdanbieke | 39-12 | Featherweight |
| Shayna Baszler | 15-11 | Women's Bantamweight |
| Sheila Gaff | 9-7 | Women's Strawweight |
| Sheldon Westcott | 10-3 | Welterweight |
| Shem Rock | 12-3 | Lightweight |
| Sherman Pendergarst | 1-9 | Heavyweight |
| Sheymon Moraes | 2-3 | Featherweight |
| Shi Ming | 17-6 | Women's Strawweight |
| Shinsho Anzai | 11-5 | Welterweight |
| Shonie Carter | 6-13 | Welterweight |
| Shunichi Shimizu | 28-13 | Bantamweight |
| Sijara Eubanks | 8-7 | Women's Bantamweight |
| Silvana Gomez Juarez | 11-5 | Women's Flyweight |
| Silvestre Sanchez | 9-1 | Lightweight |
| Simeon Thoresen | 17-6 | Welterweight |
| Sione Latu | 1-0 | Heavyweight |
| Sirwan Kakai | 12-5 | Bantamweight |
| Siyar Bahadurzada | 24-8 | Welterweight |
| Soa Palelei | 22-5 | Heavyweight |
| Sodiq Yusuff | 13-5 | Lightweight |
| Sofia Montenegro | 6-2 | Women's Strawweight |
| Solomon Hutcherson | 2-5 | Light Heavyweight |
| Song Kenan | 22-9 | Welterweight |
| Song Yadong | 24-9-1 | Bantamweight |
| Spencer Fisher | 24-9 | Lightweight |
| Spike Carlyle | 15-7 | Featherweight |
| Stan Dorsainvil | 1-0 | — |
| Stanislav Nedkov | 12-2 | Light Heavyweight |
| Stefan Sekulic | 12-6 | Welterweight |
| Stefan Struve | 33-13 | Heavyweight |
| Stephan Bonnar | 15-9 | Light Heavyweight |
| Stephanie Egger | 8-5 | Women's Bantamweight |
| Stephanie Luciano | 8-2 | Women's Strawweight |
| Stephen Bass | 0-1 | Featherweight |
| Stephen Thompson | 17-9-1 | Welterweight |
| Steve Berger | 1-12 | Welterweight |
| Steve Bosse | 12-2 | Light Heavyweight |
| Steve Bruno | 2-4 | Welterweight |
| Steve Byrnes | 0-1 | Middleweight |
| Steve Cantwell | 7-6 | Middleweight |
| Steve Erceg | 14-5 | Flyweight |
| Steve Garcia | 19-6 | Featherweight |
| Steve Jennum | 2-1 | Open Weight |
| Steve Judson | 0-2 | Heavyweight |
| Steve Kennedy | 22-9 | Welterweight |
| Steve Lopez | 1-4 | Lightweight |
| Steve Montgomery | 8-5 | Welterweight |
| Steve Nelmark | 2-1 | Open Weight |
| Steve Steinbeiss | 0-3 | Middleweight |
| Steve Vigneault | 1-5 | Middleweight |
| Steven Asplund | 8-2 | Heavyweight |
| Steven Graham | 1-1 | Heavyweight |
| Steven Koslow | 6-1 | Bantamweight |
| Steven Nguyen | 10-2 | Featherweight |
| Steven Peterson | 19-11 | Featherweight |
| Steven Siler | 33-24 | Featherweight |
| Stevie Lynch | 0-1 | Welterweight |
| Stevie Ray | 26-13 | Lightweight |
| Stewart Nicoll | 8-4 | Flyweight |
| Stipe Miocic | 21-5 | Heavyweight |
| SuYoung You | 16-4 | Bantamweight |
| Sulangrangbo | 10-4 | Bantamweight |
| Sultan Aliev | 15-3 | Welterweight |
| Suman Mokhtarian | 8-2 | Featherweight |
| Sumudaerji | 20-7 | Flyweight |
| Sung Bin Jo | 0-1 | Featherweight |
| Syuri Kondo | 6-3 | Women's Strawweight |
| TJ Brown | 17-12 | Featherweight |
| TJ Dillashaw | 18-5 | Bantamweight |
| TJ Grant | 21-5 | Lightweight |
| TJ Laramie | 14-5 | Featherweight |
| TJ O'Brien | 20-8 | Lightweight |
| TJ Waldburger | 16-9 | Welterweight |
| Tabatha Ricci | 12-5 | Women's Strawweight |
| Tae Hyun Bang | 18-10 | Lightweight |
| Tafon Nchukwi | 6-4 | Light Heavyweight |
| Tagir Ulanbekov | 17-3 | Flyweight |
| Tahir Abdullayev | 20-3 | Welterweight |
| Tai Bowden | 1-1 | Open Weight |
| Tai Tuivasa | 15-10 | Heavyweight |
| Taila Santos | 23-4 | Women's Flyweight |
| Tainara Lisboa | 7-4 | Women's Bantamweight |
| Taiyilake Nueraji | 12-1 | Welterweight |
| Takanori Gomi | 36-15 | Lightweight |
| Takashi Sato | 16-8 | Welterweight |
| Takenori Sato | 16-12 | Lightweight |
| Takeya Mizugaki | 23-14 | Bantamweight |
| Talita Alencar | 8-1 | Women's Strawweight |
| Talita Bernardo | 11-5 | Women's Bantamweight |
| Tallison Teixeira | 9-2 | Heavyweight |
| Tamdan McCrory | 14-5 | Welterweight |
| Tamires Vidal | 7-4 | Women's Bantamweight |
| Taner Trembley | 0-1 | — |
| Tanner Boser | 22-11 | Heavyweight |
| Tarec Saffiedine | 16-7 | Welterweight |
| Tateki Matsuda | 15-11 | Flyweight |
| Tatiana Suarez | 14-1 | Women's Strawweight |
| Tatsuro Taira | 18-2 | Flyweight |
| Tatsuya Kawajiri | 37-14 | Featherweight |
| Taylor Lapilus | 26-4 | Bantamweight |
| Te Edwards | 6-3 | Lightweight |
| Tecia Pennington | 15-8 | Women's Strawweight |
| Tedd Williams | 1-1 | Heavyweight |
| Teemu Packalen | 8-3 | Lightweight |
| Tereza Bleda | 7-2 | Women's Flyweight |
| Terrance Chatman | 0-1 | — |
| Terrance McKinney | 18-9 | Lightweight |
| Terrence Mitchell | 14-5 | Bantamweight |
| Terrion Ware | 17-11 | Bantamweight |
| Terry Etim | 16-5 | Lightweight |
| Terry Martin | 6-10 | Middleweight |
| Teruto Ishihara | 12-12-1 | Featherweight |
| Thaddeus Luster | 0-1 | Open Weight |
| Thales Leites | 28-9 | Middleweight |
| Themba Gorimbo | 14-7 | Welterweight |
| Theodor Berggren | 8-4 | Welterweight |
| Thiago Alves | 24-15 | Welterweight |
| Thiago Moises | 19-10 | Lightweight |
| Thiago Perpetuo | 9-4 | Welterweight |
| Thiago Santos | 22-13 | Light Heavyweight |
| Thiago Silva | 7-4 | Flyweight |
| Thiago Tavares | 22-10-1 | Featherweight |
| Thibault Gouti | 17-7 | Lightweight |
| Thomas Almeida | 22-5 | Bantamweight |
| Thomas Gifford | 17-9 | Lightweight |
| Thomas Petersen | 11-5 | Heavyweight |
| Thomas Ramirez | 0-1 | Open Weight |
| Tiago dos Santos e Silva | 2-2 | Featherweight |
| Tiki Ghosn | 3-7 | Welterweight |
| Tim Boetsch | 21-14 | Middleweight |
| Tim Credeur | 12-4 | Middleweight |
| Tim Elliott | 22-14 | Flyweight |
| Tim Gorman | 8-4 | Bantamweight |
| Tim Hague | 21-13 | Heavyweight |
| Tim Kennedy | 18-6 | Middleweight |
| Tim Lajcik | 0-4-1 | Heavyweight |
| Tim McKenzie | 3-6 | Middleweight |
| Tim Means | 34-17 | Welterweight |
| Tim Sylvia | 31-10 | Heavyweight |
| Tim Williams | 15-5 | Middleweight |
| Timmy Cuamba | 10-5 | Bantamweight |
| Timothy Johnson | 4-3 | Heavyweight |
| Timur Valiev | 19-4 | Featherweight |
| Tina Lahdemaki | 5-1 | Women's Strawweight |
| Tito Ortiz | 21-12-1 | Light Heavyweight |
| Todd Brown | 15-4 | Catchweight |
| Todd Butler | 0-3 | Middleweight |
| Todd Duffee | 10-4 | Heavyweight |
| Todd Medina | 1-3 | Light Heavyweight |
| Tofiq Musayev | 24-6 | Lightweight |
| Tom Aspinall | 15-3 | Heavyweight |
| Tom Blackledge | 10-7 | Light Heavyweight |
| Tom Breese | 19-7 | Middleweight |
| Tom DeBlass | 9-2 | Middleweight |
| Tom Duquesnoy | 16-2 | Bantamweight |
| Tom Egan | 0-2 | Welterweight |
| Tom Gallicchio | 19-11 | Lightweight |
| Tom Lawlor | 11-8 | Light Heavyweight |
| Tom Murphy | 8-0 | Light Heavyweight |
| Tom Niinimaki | 22-8 | Bantamweight |
| Tom Nolan | 11-1 | Lightweight |
| Tom Pagliarulo | 1-0 | — |
| Tom Watson | 17-9 | Middleweight |
| Tomasz Drwal | 23-6 | Middleweight |
| Tommy Gantt | 12-0 | Lightweight |
| Tommy Hayden | 9-3 | Featherweight |
| Tommy McMillen | 11-0 | Featherweight |
| Tommy Speer | 3-5 | Welterweight |
| Tony DeSouza | 4-3 | Welterweight |
| Tony Ferguson | 26-11 | Welterweight |
| Tony Fryklund | 4-7 | Middleweight |
| Tony Gravely | 23-9 | Bantamweight |
| Tony Halme | 0-1 | Heavyweight |
| Tony Kelley | 8-3 | Featherweight |
| Tony Petarra | 0-2 | Light Heavyweight |
| Tony Sims | 10-4 | Lightweight |
| Tonya Evinger | 19-9 | Women's Bantamweight |
| Tor Troeng | 16-7 | Middleweight |
| Torrez Finney | 11-1 | Middleweight |
| Toshiomi Kazama | 11-5 | Bantamweight |
| Townsend Saunders | 0-2 | Lightweight |
| Tra Telligman | 7-5 | Heavyweight |
| Tracy Cortez | 13-4 | Women's Flyweight |
| Travis Browne | 18-7-1 | Heavyweight |
| Travis Fulton | 3-26 | Heavyweight |
| Travis Lutter | 10-6 | Middleweight |
| Travis Wiuff | 74-22 | Heavyweight |
| Tre'ston Vines | 10-4 | Middleweight |
| Trent Jenkins | 0-2 | Open Weight |
| Trent Miller | 1-0 | — |
| Tresean Gore | 8-4 | Middleweight |
| Trevin Giles | 16-7 | Welterweight |
| Trevin Jones | 14-11 | Bantamweight |
| Trevor Peek | 9-3 | Lightweight |
| Trevor Prangley | 31-11 | Light Heavyweight |
| Trevor Smith | 5-7 | Middleweight |
| Trey Ogden | 18-7 | Lightweight |
| Trey Waters | 11-2 | Welterweight |
| Tristan Connelly | 14-9 | Welterweight |
| Troy Mandaloniz | 1-1 | Welterweight |
| Tsuyoshi Kohsaka | 3-3 | Heavyweight |
| Tucker Lutz | 12-4 | Lightweight |
| Tuco Tokkos | 11-6 | Light Heavyweight |
| Tulio Palhares | 1-2 | Welterweight |
| Ty Miller | 8-0 | Welterweight |
| Tyler Diamond | 14-4 | Featherweight |
| Tyler Toner | 3-5 | Featherweight |
| Tyrell Fortune | 18-4 | Heavyweight |
| Tyron Woodley | 19-7-1 | Welterweight |
| Tyrone Roberts | 1-2 | Middleweight |
| Tyson Griffin | 16-8 | Featherweight |
| Tyson Nam | 21-15 | Flyweight |
| Tyson Pedro | 10-7 | Light Heavyweight |
| Ulysses Gomez | 9-5 | Flyweight |
| Umar Nurmagomedov | 20-2 | Bantamweight |
| Uran Satybaldiev | 9-1 | Light Heavyweight |
| Uriah Hall | 19-11 | Middleweight |
| Urijah Faber | 35-11 | Bantamweight |
| Uros Medic | 14-3 | Welterweight |
| Vagner Rocha | 13-4 | Lightweight |
| Val Woodburn | 9-2 | Middleweight |
| Valentina Shevchenko | 26-4-2 | Women's Flyweight |
| Valeri Ignatov | 0-2 | Lightweight |
| Valerie Letourneau | 10-7 | Women's Strawweight |
| Valesca Machado | 0-0 | Women's Strawweight |
| Valmir Lazaro | 13-4 | Lightweight |
| Valter Walker | 16-1 | Heavyweight |
| Vanessa Demopoulos | 11-8 | Women's Strawweight |
| Vanessa Melo | 11-10 | Women's Bantamweight |
| Vaughan Lee | 14-15 | Bantamweight |
| Vernon Ramos Ho | 0-1 | Welterweight |
| Vernon White | 2-9-1 | Middleweight |
| Veronica Hardy | 10-5 | Women's Flyweight |
| Viacheslav Borshchev | 8-7-1 | Lightweight |
| Vicente Luque | 25-13 | Middleweight |
| Victor Altamirano | 12-5 | Flyweight |
| Victor Henry | 25-7 | Bantamweight |
| Victor Hugo | 26-5 | Featherweight |
| Victor Martinez | 0-2 | Lightweight |
| Victor Rodriguez | 0-2 | Flyweight |
| Victor Valenzuela | 1-3 | Welterweight |
| Victor Valimaki | 18-11 | Light Heavyweight |
| Victoria Leonardo | 10-8 | Women's Flyweight |
| Vik Grujic | 6-7 | Welterweight |
| Viktor Pesta | 19-9 | Heavyweight |
| Viktoriia Dudakova | 9-2 | Women's Strawweight |
| Vinc Pichel | 14-6 | Lightweight |
| Vince Cachero | 7-4 | Featherweight |
| Vince Morales | 16-11 | Bantamweight |
| Vinicius Moreira | 9-6 | Light Heavyweight |
| Vinicius Oliveira | 25-4 | Featherweight |
| Vinicius Queiroz | 8-4 | Heavyweight |
| Vinicius Salvador | 14-8 | Bantamweight |
| Vinny Magalhaes | 19-12 | Light Heavyweight |
| Virna Jandiroba | 23-4 | Women's Strawweight |
| Viscardi Andrade | 19-9 | Welterweight |
| Vitor Belfort | 26-14 | Middleweight |
| Vitor Miranda | 3-5 | Middleweight |
| Vitor Petrino | 15-2 | Heavyweight |
| Viviane Araujo | 7-6 | Flyweight |
| Viviane Pereira | 15-3 | Women's Strawweight |
| Vladimir Matyushenko | 27-8 | Light Heavyweight |
| Vlasto Cepo | 0-1 | — |
| Volkan Oezdemir | 21-8 | Light Heavyweight |
| Wade Shipp | 0-1 | Heavyweight |
| Wagner Campos | 0-4 | Featherweight |
| Wagner Prado | 14-4 | Light Heavyweight |
| Wagner Silva | 0-4 | Middleweight |
| Waldo Cortes Acosta | 17-3 | Heavyweight |
| Walel Watson | 13-12 | Bantamweight |
| Wallid Ismail | 1-3 | Middleweight |
| Walt Harris | 13-10 | Heavyweight |
| Wanderlei Silva | 35-14 | Heavyweight |
| Wang Cong | 11-1 | Women's Flyweight |
| Wang Guan | 18-1 | Featherweight |
| War Machine | 14-5 | Welterweight |
| Warlley Alves | 16-8 | Middleweight |
| Waylon Lowe | 16-7 | Featherweight |
| Wellington Turman | 18-8 | Welterweight |
| Wendell Oliveira Marques | 0-2 | Welterweight |
| Wes Albritton | 0-1 | Lightweight |
| Wes Combs | 20-5 | Light Heavyweight |
| Wes Schultz | 9-4 | Middleweight |
| Wes Sims | 0-8 | Heavyweight |
| Wesley Correira | 5-5 | Heavyweight |
| Westin Wilson | 17-10 | Featherweight |
| Will Brooks | 26-5 | Lightweight |
| Will Campuzano | 12-6 | Flyweight |
| Will Chope | 24-14 | Featherweight |
| Willamy Freire | 2-3 | Lightweight |
| William Gomis | 16-4 | Featherweight |
| William Knight | 11-6 | Light Heavyweight |
| William Macario | 10-5 | Welterweight |
| Willie Gates | 12-8 | Flyweight |
| Wilson Gouveia | 13-8 | Light Heavyweight |
| Wilson Reis | 30-15 | Flyweight |
| Wu Yanan | 12-7 | Women's Flyweight |
| Wulijiburen | 20-9 | Featherweight |
| Xavier Foupa-Pokam | 3-9 | Middleweight |
| Xiao Long | 27-12 | Bantamweight |
| Xiong Jingnan | 19-4 | Women's Strawweight |
| Yadier del Valle | 11-1 | Featherweight |
| Yair Rodriguez | 21-5 | Featherweight |
| Yan Cabral | 12-3 | Lightweight |
| Yan Xiaonan | 19-6 | Women's Strawweight |
| Yana Santos | 17-9 | Women's Bantamweight |
| Yanal Ashmouz | 8-2 | Lightweight |
| Yancy Medeiros | 17-9 | Lightweight |
| Yanis Ghemmouri | 13-4 | Bantamweight |
| Yao Zhikui | 2-4 | Flyweight |
| Yaotzin Meza | 21-11 | Featherweight |
| Yaroslav Amosov | 30-1 | Welterweight |
| Yasuhiro Urushitani | 20-7 | Flyweight |
| Yazmin Jauregui | 11-2 | Women's Strawweight |
| YiSak Lee | 0-1 | — |
| Yizha | 26-6 | Featherweight |
| Yoel Romero | 16-7 | Middleweight |
| Yohan Lainesse | 9-3 | Welterweight |
| Yoislandy Izquierdo | 10-4 | Lightweight |
| Yoji Anjo | 0-4 | Middleweight |
| Yorgan De Castro | 12-6 | Heavyweight |
| Yosdenis Cedeno | 11-7 | Lightweight |
| Yoshihiro Akiyama | 15-7 | Welterweight |
| Yoshiki Takahashi | 1-3 | Middleweight |
| Yoshinori Horie | 10-3 | Featherweight |
| Yoshiyuki Yoshida | 17-8 | Welterweight |
| Yousri Belgaroui | 10-3 | Middleweight |
| Youssef Zalal | 18-6-1 | Featherweight |
| Yui Chul Nam | 18-6 | Featherweight |
| Yuki Kondo | 4-15 | Welterweight |
| Yuki Sasaki | 1-10 | Middleweight |
| Yuneisy Duben | 6-2 | Women's Flyweight |
| Yuri Vaulin | 0-1 | Lightweight |
| Yuri Villefort | 11-8 | Welterweight |
| Yusaku Kinoshita | 6-5 | Welterweight |
| Yushin Okami | 36-15 | Middleweight |
| Yusuke Kasuya | 10-6 | Lightweight |
| Yuta Sasaki | 4-5 | Flyweight |
| Yves Edwards | 42-22 | Lightweight |
| Yves Jabouin | 20-11 | Bantamweight |
| Zabit Magomedsharipov | 18-1 | Featherweight |
| Zac Pauga | 7-4 | Heavyweight |
| Zach Light | 0-5 | Welterweight |
| Zach Makovsky | 20-10 | Flyweight |
| Zach Reese | 10-4 | Middleweight |
| Zachary Scroggin | 0-1 | Welterweight |
| Zak Cummings | 25-7 | Middleweight |
| Zak Ottow | 20-8 | Welterweight |
| Zane Frazier | 0-2 | Open Weight |
| Zarah Fairn | 6-6 | Women's Featherweight |
| Zarrukh Adashev | 4-4 | Flyweight |
| Zelim Imadaev | 8-3 | Welterweight |
| Zhalgas Zhumagulov | 15-9 | Flyweight |
| Zhang Lipeng | 2-2 | Lightweight |
| Zhang Mingyang | 19-8 | Light Heavyweight |
| Zhang Tiequan | 1-3 | Lightweight |
| Zhang Weili | 26-4 | Women's Flyweight |
| Zhu Kangjie | 20-6 | Featherweight |
| Zubaira Tukhugov | 20-6-1 | Featherweight |
| Zviad Lazishvili | 13-1 | Bantamweight |
| Zygimantas Ramaska | 9-3 | Featherweight |