UFC Fighter Database
Free profiles for 3,048 MMA fighters. Browse available career and UFC records, physical attributes, recorded bouts, striking and grappling statistics, control time and population percentiles. Coverage varies by fighter; missing values remain unavailable.
Browse by division
- UFC Flyweight 128 fighters
- UFC Bantamweight 277 fighters
- UFC Featherweight 332 fighters
- UFC Lightweight 403 fighters
- UFC Welterweight 448 fighters
- UFC Middleweight 358 fighters
- UFC Light Heavyweight 244 fighters
- UFC Heavyweight 405 fighters
- UFC Women's Strawweight 118 fighters
- UFC Women's Flyweight 83 fighters
- UFC Women's Bantamweight 73 fighters
- UFC Women's Featherweight 6 fighters
A
- Aalon Cruz 11-5-0 Lightweight
- Aaron Brink 29-27-0 Heavyweight
- Aaron Phillips 12-6-0 Bantamweight
- Aaron Pico 14-5-0 Featherweight
- Aaron Riley 30-14-1 Lightweight
- Aaron Rosa 18-7-0 Heavyweight
- Aaron Simpson 12-5-0 Welterweight
- Aaron Tau 11-1-0 Flyweight
- Aaron Wilkinson 11-7-0 Welterweight
- Abdoullah Kane 5-1-0 Heavyweight
- Abdul Hussein 16-2-0 Bantamweight
- Abdul Razac Sankara 7-5-0 Catchweight
- Abdul Razak Alhassan 12-7-0 Middleweight
- Abdul-Kareem Al-Selwady 16-4-0 Lightweight
- Abdul-Kerim Edilov 17-4-0 Heavyweight
- Abdul-Rakhman Dudaev 34-10-0 Bantamweight
- Abdul-Rakhman Dzhanaev 20-5-0 Middleweight
- Abdullo Khodzhaev 8-1-0 Lightweight
- AbdulRakhman Yakhyaev 10-0-0 Light Heavyweight
- Abel Trujillo 15-8-0 Lightweight
- Abner Lloveras 22-17-1 Welterweight
- Abraham Bably 8-2-0 Heavyweight
- Abu Azaitar 14-4-1 Middleweight
- Abubakar Nurmagomedov 17-4-1 Welterweight
- Abubakar Vagaev 25-4-0 Middleweight
- Abus Magomedov 29-7-1 Middleweight
- Adam Cella 10-10-0 Catchweight
- Adam Darby 8-1-0 Welterweight
- Adam Fugitt 10-6-0 Welterweight
- Adam Hunter 7-2-0 Middleweight
- Adam Khaliev 7-0-0 Welterweight
- Adam Livingston 8-1-0 Lightweight
- Adam Milstead 8-3-0 Light Heavyweight
- Adam Wieczorek 11-3-0 Light Heavyweight
- Adam Yandiev 9-1-0 Middleweight
- Adlan Amagov 14-2-1 Light Heavyweight
- Adrian Dudek 9-5-0 Middleweight
- Adrian Luna Martinetti 17-2-0 Bantamweight
- Adrian Serrano 56-29-4 Welterweight
- Adrian Yanez 18-6-1 Bantamweight
- Adriano Martins 29-13-0 Lightweight
- Adriano Santos 0-1-0 Middleweight
- Agulali 13-2-0 Flyweight
- Ahejiang Ailinuer 17-4-0 Featherweight
- Ahmad Hassanzada 11-3-0 Lightweight
- Aiemann Zahabi 14-3-0 Bantamweight
- Ailín Pérez 14-2-0 Women's Bantamweight
- Aisling Daly 16-6-0 Women's Strawweight
- AJ Cunningham 11-5-0 Bantamweight
- AJ Dobson 7-3-0 Middleweight
- AJ Fletcher 11-5-0 Welterweight
- Akbar Abdullaev 14-0-0 Lightweight
- Akbarh Arreola 28-11-1 Lightweight
- Akhmed Magomedov 11-2-0 Featherweight
- Akihiro Gono 38-24-8 Lightweight
- Akira Corassani 12-6-0 Featherweight
- Al Iaquinta 14-7-1 Lightweight
- Alain Majorique 6-1-0 Featherweight
- Alan Baudot 9-4-0 Heavyweight
- Alan Belcher 19-9-0 Heavyweight
- Alan Jouban 17-7-0 Welterweight
- Alan Omer 25-5-0 Lightweight
- Alan Patrick 15-5-1 Middleweight
- Alan Yoshihiro Yamaniha 23-11-4 Bantamweight
- Alatengheili 18-10-2 Bantamweight
- Albert Cheng 7-4-0 Catchweight
- Albert Duraev 16-5-0 Middleweight
- Albert Morales 19-11-1 Bantamweight
- Albert Tadevosyan 15-4-1 Welterweight
- Albert Tumenov 25-7-0 Middleweight
- Alberto Cerra Leon 0-1-0 Weight Class not available
- Alberto Crane 15-5-0 Welterweight
- Alberto Mina 13-1-0 Welterweight
- Alberto Montes 12-2-0 Featherweight
- Alberto Uda 13-4-0 Middleweight
- Alden Coria 13-4-0 Flyweight
- Alejandro Perez 23-9-1 Featherweight
- Aleksa Camur 6-3-0 Light Heavyweight
- Aleksandar Rakić 15-6-0 Heavyweight
- Aleksandar Stefanovic 6-9-0 Light Heavyweight
- Aleksandre Topuria 7-1-0 Bantamweight
- Aleksei Kunchenko 25-6-0 Welterweight
- Aleksei Oleinik 62-19-1 Heavyweight
- Alen Amedovski 8-4-0 Middleweight
- Alessandro Costa 17-5-0 Flyweight
- Alessio Di Chirico 13-7-0 Middleweight
- Alessio Sakara 22-13-0 Heavyweight
- Alex Andrade 10-5-0 Middleweight
- Alex Apodaca 4-1-0 Women's Bantamweight
- Alex Caceres 21-15-0 Featherweight
- Alex Chambers 5-5-0 Women's Strawweight
- Alex da Silva 26-6-0 Lightweight
- Alex Enlund 14-3-0 Lightweight
- Alex Garcia 15-8-0 Middleweight
- Alex Gorgees 7-1-0 Lightweight
- Alex Hunter 2-0-0 Heavyweight
- Alex Karalexis 10-6-0 Welterweight
- Alex Morono 24-13-0 Welterweight
- Alex Nicholson 20-14-0 Heavyweight
- Alex Oliveira 26-20-1 Lightweight
- Alex Pereira 13-4-0 Heavyweight
- Alex Perez 26-11-0 Flyweight
- Alex Reyes 13-5-0 Lightweight
- Alex Ricci 10-5-0 Lightweight
- Alex Schoenauer 15-10-0 Light Heavyweight
- Alex Soto 8-3-1 Featherweight
- Alex Stiebling 19-11-1 Heavyweight
- Alex White 14-6-0 Lightweight
- Alexa Grasso 18-5-1 Women's Flyweight
- Alexander Gustafsson 18-8-0 Light Heavyweight
- Alexander Hernandez 19-9-0 Lightweight
- Alexander Matmuratov 18-8-0 Lightweight
- Alexander Munoz 7-2-0 Lightweight
- Alexander Poppeck 21-6-0 Light Heavyweight
- Alexander Torres 14-7-0 Lightweight
- Alexander Volkanovski 28-4-0 Featherweight
- Alexander Volkov 40-11-0 Heavyweight
- Alexander Yakovlev 26-13-1 Welterweight
- Alexandr Romanov 22-4-0 Heavyweight
- Alexandra Albu 3-2-0 Women's Strawweight Division
- Alexandre Barros 27-13-0 Welterweight
- Alexandre Dantas 0-3-0 Openweight
- Alexandre Ferreira 18-6-0 Light Heavyweight
- Alexandre Pantoja 30-7-0 Flyweight
- Alexia Thainara 15-1-0 Women's Strawweight
- Alexis Davis 21-11-0 Women's Bantamweight
- Alexis Dufresne 6-3-0 Women's Bantamweight
- Alfan Rocher-Labes 11-5-0 Bantamweight
- Alfonso Alcarez 1-3-1 Featherweight
- Ali Abdulkhalikov 16-4-0 Lightweight
- Ali AlQaisi 16-10-0 Featherweight
- Ali Bagautinov 22-7-0 Welterweight
- Ali Bagov 35-14-1 Welterweight
- Aliaskhab Khizriev 14-0-0 Middleweight
- Alibi Idiris 10-1-0 Flyweight
- Alice Ardelean 12-7-0 Women's Strawweight
- Alice Pereira 8-1-0 Women's Bantamweight
- Alik Lorenz 8-2-0 Light Heavyweight
- Alina Dalaslan 5-0-0 Bantamweight
- Alistair Overeem 47-19-0 Heavyweight
- Aljamain Sterling 26-5-0 Featherweight
- Allan Goes 10-5-2 Light Heavyweight
- Allan Nascimento 22-7-0 Flyweight
- Allan Zuñiga 13-8-0 Featherweight
- Allen Berubie 4-3-0 Lightweight
- Allen Crowder 10-4-0 Heavyweight
- Allen Frye 7-1-0 Heavyweight
- Alonzo Menifield 19-6-1 Light Heavyweight
- Alp Ozkilic 9-5-0 Bantamweight
- Altin Zenuni 3-0-0 Lightweight
- Alvaro Herrera 9-7-0 Welterweight
- Alvin Hines 7-2-0 Heavyweight
- Alvin Robinson 15-9-0 Featherweight
- Amanda Cooper 4-5-0 Women's Strawweight
- Amanda Lemos 15-7-1 Women's Strawweight
- Amanda Nunes 23-5-0 Women's Bantamweight
- Amanda Ribas 12-7-0 Women's Strawweight
- Amar Suloev 24-7-0 Middleweight
- Amaury Bitetti 5-2-0 Middleweight
- Amena Hadaya 6-4-0 Flyweight
- Amilcar Alves 17-23-0 Light Heavyweight
- Amir Albazi 17-3-0 Flyweight
- Amir Aliakbari 16-5-0 Heavyweight
- Amir Hossein Alipour 6-1-0 Welterweight
- Amir Sadollah 6-5-0 Welterweight
- Amru Magomedov 10-0-0 Lightweight
- Ananias Mulumba 10-4-0 Featherweight
- Anatoliy Boyko 12-5-0 Welterweight
- Anderson dos Santos 25-14-0 Catchweight
- Anderson Silva 34-11-0 Heavyweight
- Andre Ewell 18-10-0 Lightweight
- Andre Fialho 17-11-0 Welterweight
- Andre Fili 26-14-0 Featherweight
- Andre Gusmao 6-3-0 Middleweight
- André Lima 12-1-0 Catchweight
- André Muniz 24-8-0 Middleweight
- Andre Pederneiras 1-1-2 Lightweight
- Andre Petroski 13-6-0 Middleweight
- Andre Roberts 14-2-1 Super Heavyweight
- Andre Soukhamthath 14-10-0 Bantamweight
- Andre Winner 22-13-2 Lightweight
- Andrea Lee 13-11-0 Women's Flyweight
- Andreas Gustafsson 12-3-0 Welterweight
- Andreas Michailidis 16-9-0 Middleweight
- Andreas Stahl 17-6-0 Welterweight
- Andrei Arlovski 34-24-0 Heavyweight
- Andrew Craig 9-4-0 Middleweight
- Andrew Holbrook 12-3-0 Lightweight
- Andrew Sanchez 14-9-0 Middleweight
- Andrew Todhunter 8-0-0 Middleweight
- Andrey Pulyaev 10-6-0 Middleweight
- Andrey Semenov 35-9-2 Middleweight
- Andy Anderson 0-1-0
- Andy Enz 10-4-0 Middleweight
- Andy Ogle 9-6-0 Featherweight
- Andy Wang 8-9-1 Welterweight
- Anelya Toktogonova 6-2-1 Strawweight
- Ange Loosa 10-5-0 Welterweight
- Angel Pacheco 7-4-0 Bantamweight
- Angela Hill 19-16-0 Women's Strawweight
- Angela Magana 11-10-0 Women's Strawweight
- Anistavio Medeiros 19-10-0 Featherweight
- Anna Elmose 3-2-0 Women's Strawweight
- Anna Melisano 6-2-0 Women's Strawweight
- Ansar Chalangov 14-5-0 Middleweight
- Anshul Jubli 7-2-0 Lightweight
- Ante Delija 26-8-0 Heavyweight
- Anthony Birchak 16-9-0 Featherweight
- Anthony Hamilton 23-12-0 Heavyweight
- Anthony Hernandez 15-4-0 Middleweight
- Anthony Ivy 16-8-0 Welterweight
- Anthony Johnson 23-6-0 Light Heavyweight
- Anthony Lapsley 23-8-0 Middleweight
- Anthony Macias 26-18-0 Welterweight
- Anthony Njokuani 18-16-0 Welterweight
- Anthony Perosh 15-10-0 Light Heavyweight
- Anthony Pettis 25-14-0 Welterweight
- Anthony Rocco Martin 18-6-0 Middleweight
- Anthony Smith 39-23-0 Light Heavyweight
- Anthony Torres 5-3-0 Welterweight
- Anthony Wint 9-0-0 Heavyweight
- Anton Kuivanen 26-13-0 Lightweight
- Anton Turkalj 8-4-0 Light Heavyweight
- Anton Zafir 8-4-0 Welterweight
- Antoni Hardonk 8-6-0 Heavyweight
- Antonina Shevchenko 10-4-0 Women's Flyweight
- Antônio Arroyo 12-6-0 Light Heavyweight
- Antonio Banuelos 20-11-1 Flyweight
- Antônio Braga Neto 9-3-0 Middleweight
- Antônio Carlos Jr. 19-6-0 Light Heavyweight
- Antonio Carvalho 15-6-0 Featherweight
- Antônio dos Santos Jr. 10-4-0 Middleweight
- Antonio McKee 30-6-2 Catchweight
- Antonio Mendes 18-13-0 Catchweight
- Antonio Rodrigo Nogueira 34-10-1 Heavyweight
- Antonio Rogerio Nogueira 23-10-0 Light Heavyweight
- Antônio Silva 19-15-1 Heavyweight
- Antonio Trócoli 12-7-0 Middleweight
- Anying Wang 3-4-0 Lightweight
- Aoriqileng 26-14-0 Bantamweight
- Arash Sadeghi 6-2-0 Heavyweight
- Ariane Carnelossi 15-5-0 Women's Strawweight
- Ariane da Silva 17-11-0 Women's Flyweight
- Ariel Beck 4-5-0 Women's Flyweight
- Arijan Topallaj 9-2-1 Welterweight
- Arisa Matsuda 8-1-0 Women's Strawweight
- Arjan Singh Bhullar 11-3-0 Heavyweight
- Arman Tsarukyan 24-3-0 Lightweight
- Armen Petrosyan 10-7-0 Middleweight
- Arnold Allen 21-4-0 Featherweight
- Art Jimmerson 0-1-0 Heavyweight
- Artem Frolov 21-7-0 Middleweight
- Artem Lobov 13-15-1 Catchweight
- Artur Minev 7-1-0 Lightweight
- Asaf Chopurov 11-0-0 Bantamweight
- Asbel Cancio 0-1-0 Weight Class not available
- Ashkan Mokhtarian 13-4-0 Bantamweight
- Ashlee Evans-Smith 6-6-0 Women's Bantamweight
- Ashley Yoder 9-11-0 Women's Strawweight
- Askar Askar 14-4-0 Catchweight
- Askar Askarov 15-1-1 Flyweight
- Askar Mozharov 15-14-0 Light Heavyweight
- Aspen Ladd 12-5-0 Women's Bantamweight
- Assuério Silva 16-8-0 Heavyweight
- Asu Almabayev 24-3-0 Flyweight
- Ateba Gautier 11-2-0 Middleweight
- Augusto Mendes 6-3-0 Catchweight
- Augusto Montaño 15-3-0 Welterweight
- Augusto Sakai 17-8-1 Heavyweight
- Austen Lane 13-8-0 Light Heavyweight
- Austin Arnett 19-7-0 Lightweight
- Austin Bashi 14-2-0 Featherweight
- Austin Hubbard 16-11-0 Lightweight
- Austin Lingo 9-4-0 Featherweight
- Austin Springer 12-4-0 Featherweight
- Austin Vanderford 13-3-0 Welterweight
- Axel Sola 13-1-1 Lightweight
- Ayinda Octave 7-1-0 Welterweight
- Azamat Bekoev 20-5-0 Middleweight
- Azamat Gashimov 8-3-0 Bantamweight
- Azamat Murzakanov 16-1-0 Light Heavyweight
- Azamat Nuftillaev 14-2-1 Heavyweight
- Azat Maksum 16-3-0 Featherweight
- Azunna Anyanwu 15-6-0 Heavyweight
B
- Baergeng Jieleyisi 20-9-0 Featherweight
- Baisangur Susurkaev 12-0-0 Middleweight
- Barb Honchak 10-4-0 Women's Flyweight
- Bart Palaszewski 36-17-0 Featherweight
- Bartosz Fabiński 16-6-0 Middleweight
- Bartosz Kurek 5-0-0 Middleweight
- Bartosz Leśko 15-6-2 Light Heavyweight
- Bas Rutten 28-4-1 Heavyweight
- Bassil Hafez 9-5-1 Welterweight
- Batgerel Danaa 12-5-0 Catchweight
- Bea Malecki 4-1-0 Women's Bantamweight
- Bec Rawlings 8-9-0 Women's Flyweight
- Bekbulat Magomedov 23-4-0 Featherweight
- Bekhzod Abdurakhimov 6-1-0 Flyweight
- Bekzat Almakhan 12-4-0 Bantamweight
- Belal Muhammad 24-6-0 Welterweight
- Ben Askren 19-2-0 Welterweight
- Ben Earwood 12-3-0 Middleweight
- Ben Johnston 5-2-0 Middleweight
- Ben Nguyen 16-9-0 Flyweight
- Ben Rothwell 39-14-0 Heavyweight
- Ben Saunders 23-13-2 Middleweight
- Ben Sosoli 8-3-0 Heavyweight
- Ben Wall 10-8-1 Lightweight
- Benardo Sopaj 13-3-0 Bantamweight
- Beneil Dariush 23-8-1 Lightweight
- Benito Lopez 10-2-0 Bantamweight
- Benji Radach 21-7-0 Middleweight
- Benny Alloway 18-9-0 Middleweight
- Benoit Saint-Denis 17-4-0 Lightweight
- Benson Henderson 30-13-0 Welterweight
- Bentley Syler 5-1-0 Flyweight
- Bernardo Magalhães 13-4-0 Lightweight
- Besam Yousef 7-4-0 Welterweight
- Bethe Correia 11-6-1 Women's Bantamweight
- Bevon Lewis 9-6-0 Heavyweight
- Bharat Kandare 5-4-0 Bantamweight
- Bia Mesquita 8-0-0 Women's Bantamweight
- Bibiano Fernandes 25-6-0 Featherweight
- Bilal Hasan 10-0-0 Flyweight
- Bill Algeo 18-9-0 Featherweight
- Bill Mahood 20-7-1 Light Heavyweight
- Billy Elekana 10-2-0 Light Heavyweight
- Billy Miles 2-2-0 Welterweight
- Billy Quarantillo 18-8-0 Lightweight
- Billy Ray Goff 9-5-0 Welterweight
- Bin Xie 15-6-0 Featherweight
- BJ Penn 16-14-2 Lightweight
- Blagoy Ivanov 19-7-0 Heavyweight
- Blake Bilder 8-2-1 Featherweight
- Bo Hyun Park 10-3-0 Women's Strawweight
- Bo Meng 24-8-0 Strawweight
- Bo Nickal 9-1-0 Middleweight
- Bob Cook 5-0-0 Lightweight
- Bob Gilstrap 5-7-0 Heavyweight
- Bobby Hoffman 36-10-1 Heavyweight
- Bobby Moffett 17-6-0 Lightweight
- Bobby Nash 12-5-0 Welterweight
- Bobby Southworth 10-6-0 Light Heavyweight
- Bobby Voelker 34-15-0 Welterweight
- Bogdan Grad 16-4-0 Featherweight
- Bogdan Guskov 18-4-1 Light Heavyweight
- Bojan Mihajlović 10-6-0 Light Heavyweight
- Bojan Veličković 25-13-2 Welterweight
- Bolaji Oki 10-4-0 Featherweight
- Borislav Nikolić 17-2-0 Bantamweight
- Boston Salmon 8-4-0 Featherweight
- Boule Godogo 4-2-0 Bantamweight
- Brad Blackburn 18-13-1 Welterweight
- Brad Gumm 10-6-1 Heavyweight
- Brad Imes 13-7-0 Heavyweight
- Brad Katona 14-5-0 Bantamweight
- Brad Kohler 12-15-0 Heavyweight
- Brad Morris 10-6-0 Super Heavyweight
- Brad Pickett 25-14-0 Lightweight
- Brad Riddell 10-4-0 Lightweight
- Brad Scott 11-6-0 Welterweight
- Brad Tavares 21-12-0 Middleweight
- Brady Hiestand 9-2-0 Bantamweight
- Branden Lee Hinkle 17-11-0 Light Heavyweight
- Brando Peričić 7-1-0 Heavyweight
- Brandon Davis 15-13-0 Catchweight
- Brandon Jenkins 17-12-0 Lightweight
- Brandon Melendez 25-25-0 Middleweight
- Brandon Moreno 24-10-2 Flyweight
- Brandon Royval 18-9-0 Flyweight
- Brandon Thatch 11-5-0 Welterweight
- Brandon Vera 16-10-0 Heavyweight
- Brandon Wolff 7-5-0 Welterweight
- Braxton Smith 5-4-0 Super Heavyweight
- Brendan Allen 28-7-0 Middleweight
- Brendan Loughnane 29-6-0 Featherweight
- Brendan O'Reilly 6-3-0 Lightweight
- Brendan Schaub 10-5-0 Heavyweight
- Brendon Marotte 8-3-0 Featherweight
- Brendson Ribeiro 18-11-0 Light Heavyweight
- Brett Johns 21-6-0 Featherweight
- Brian Bowles 10-3-0 Bantamweight
- Brian Camozzi 7-5-0 Welterweight
- Brian Cobb 20-9-0 Lightweight
- Brian Ebersole 51-18-1 Welterweight
- Brian Foster 30-13-0 Welterweight
- Brian Gassaway 29-20-2 Welterweight
- Brian Geraghty 26-18-1 Lightweight
- Brian Houston 6-7-0 Light Heavyweight
- Brian Johnston 5-5-0 Heavyweight
- Brian Kelleher 24-16-0 Bantamweight
- Brian Melancon 7-3-0 Welterweight
- Brian Ortega 16-5-0 Lightweight
- Brian Stann 12-6-0 Light Heavyweight
- Brianna Fortino 9-3-0 Women's Strawweight
- Bristol Marunde 16-10-0 Welterweight
- Brock Jardine 12-6-0 Middleweight
- Brock Larson 42-10-0 Catchweight
- Brock Lesnar 5-3-0 Heavyweight
- Brodie Farber 17-7-0 Middleweight
- Brogan Walker 7-5-0 Women's Flyweight
- Brok Weaver 17-6-0 Lightweight
- Bruce Whitehead 8-3-0 Welterweight
- Bruna Brasil 11-7-1 Women's Strawweight
- Brunno Ferreira 15-5-0 Middleweight
- Bruno Korea 12-4-1 Flyweight
- Bruno Lopes 14-4-0 Light Heavyweight
- Bruno Santos 19-5-1 Middleweight
- Bruno Silva 16-9-2 Flyweight
- Bruno Silva 23-13-0 Middleweight
- Bruno Souza 16-4-0 Featherweight
- Bryan Barberena 18-12-0 Middleweight
- Bryan Battle 13-3-0 Middleweight
- Bryan Caraway 22-9-0 Bantamweight
- Bryce Mitchell 19-3-0 Featherweight
- Bubba Bush 8-3-0 Middleweight
- Bubba McDaniel 31-10-0 Light Heavyweight
- Buddy Roberts 12-3-0 Middleweight
- Byron Bloodworth 6-3-0 Bantamweight
C
- Cain Carrizosa 11-5-0 Lightweight
- Cain Velasquez 14-3-0 Heavyweight
- Caio Borralho 18-2-0 Middleweight
- Caio Machado 13-4-1 Light Heavyweight
- Caio Magalhães 10-7-0 Middleweight
- Cal Worsham 13-10-0 Heavyweight
- Cale Yarbrough 8-3-0 Light Heavyweight
- Calen Born 7-1-0 Welterweight
- Callan Potter 18-9-0 Welterweight
- Callum Connor 8-1-0 Lightweight
- Calvin Kattar 23-10-0 Featherweight
- Cam Nelson 8-1-0 Welterweight
- Cam Rowston 15-3-0 Middleweight
- Cameron Dollar 11-5-0 Featherweight
- Cameron Else 11-7-0 Bantamweight
- Cameron Saaiman 9-3-0 Bantamweight
- Cameron Smotherman 12-8-0 Bantamweight
- Cameron VanCamp 15-7-1 Lightweight
- Caol Uno 35-24-5 Lightweight
- Caolán Loughran 11-4-0 Catchweight
- Carl Deaton III 17-9-0 Lightweight
- Carla Esparza 19-8-0 Women's Strawweight
- Carli Judice 7-2-0 Women's Flyweight
- Carlo Pedersoli 14-5-0 Welterweight
- Carlo Prater 35-25-1 Middleweight
- Carlos Barreto 14-9-0 Heavyweight
- Carlos Candelario 8-3-0 Flyweight
- Carlos Condit 32-14-0 Welterweight
- Carlos Eduardo Rocha 9-4-0 Welterweight
- Carlos Felipe 13-7-0 Heavyweight
- Carlos Hernandez 10-5-0 Flyweight
- Carlos Huachin 14-8-2 Flyweight
- Carlos Leal 23-7-0 Welterweight
- Carlos Mota 8-3-0 Flyweight
- Carlos Newton 16-14-0 Catchweight
- Carlos Prates 24-7-0 Welterweight
- Carlos Ulberg 14-1-0 Light Heavyweight
- Carlos Vera 12-4-0 Bantamweight
- Carls John de Tomas 9-5-0 Catchweight
- Carlston Harris 19-8-0 Welterweight
- Carlton Minus 15-6-0 Lightweight
- Carmelo Marrero 16-6-0 Heavyweight
- Carol Foro 10-1-0 Women's Strawweight
- Caros Fodor 11-6-0 Lightweight
- Casey Kenney 16-4-1 Bantamweight
- Casey O'Neill 12-2-0 Women's Flyweight
- Cat Zingano 14-5-0 Women's Featherweight
- Cathal Pendred 17-4-1 Welterweight
- Cb Dollaway 17-10-0 Light Heavyweight
- Ce Liu 14-3-0 Light Heavyweight
- Cédric Doumbé 6-1-0 Catchweight
- César Almeida 7-3-0 Middleweight
- Cesar Arzamendia 9-7-0 Lightweight
- Cesar Marscucci 3-2-0 Lightweight
- Cezar Ferreira 14-11-0 Heavyweight
- Cezary Oleksiejczuk 17-3-0 Middleweight
- Chad Anheliger 13-9-0 Bantamweight
- Chad Corvin 5-0-0 Heavyweight
- Chad Griggs 11-3-0 Light Heavyweight
- Chad Laprise 13-4-0 Welterweight
- Chad Mendes 18-5-0 Welterweight
- Chad Reiner 35-18-0 Welterweight
- Chael Sonnen 31-17-1 Light Heavyweight
- Chan Mi Jeon 5-4-0 Flyweight
- Chan Sung Jung 17-8-0 Featherweight
- Chance Rencountre 16-5-0 Welterweight
- ChangHo Lee 11-2-0 Bantamweight
- Changmin Yoon 9-3-1 Featherweight
- Charalampos Grigoriou 8-5-0 Bantamweight
- Charles Byrd 10-7-0 Middleweight
- Charles Johnson 20-9-0 Flyweight
- Charles Jourdain 18-9-1 Bantamweight
- Charles McCarthy 10-5-0 Middleweight
- Charles Oliveira 37-11-0 Lightweight
- Charles Radtke 12-5-0 Welterweight
- Charles Rosa 19-9-0 Lightweight
- Charlie Brenneman 19-8-0 Lightweight
- Charlie Campbell 9-3-0 Lightweight
- Charlie Ontiveros 11-9-0 Welterweight
- Charlie Valencia 12-7-0 Bantamweight
- Charlie Ward 10-7-0 Middleweight
- Chas Skelly 19-3-0 Featherweight
- Chase Gormley 14-9-0 Heavyweight
- Chase Hooper 17-5-1 Lightweight
- Chase Sherman 18-14-0 Heavyweight
- Che Mills 16-10-0 Welterweight
- Cheick Kongo 31-12-2 Heavyweight
- Chelsea Chandler 8-4-0 Women's Bantamweight
- Chepe Mariscal 18-7-0 Featherweight
- Cheyanne Vlismas 7-3-0 Women's Strawweight
- Chi Lewis-Parry 9-0-2 Heavyweight
- Chico Camus 19-8-0 Flyweight
- Chidi Njokuani 26-12-0 Welterweight
- Chiril Negru 1-0-0 Weight Class not available
- Chris Avila 8-10-0 Lightweight
- Chris Barnett 23-10-0 Heavyweight
- Chris Beal 11-8-0 Bantamweight
- Chris Brennan 21-14-1 Welterweight
- Chris Camozzi 27-15-0 Light Heavyweight
- Chris Cariaso 17-8-0 Flyweight
- Chris Clements 12-6-0 Welterweight
- Chris Condo 0-1-0 Heavyweight
- Chris Cope 8-4-0 Welterweight
- Chris Curtis 32-13-0 Welterweight
- Chris Daukaus 12-8-0 Heavyweight
- Chris De La Rocha 5-3-0 Heavyweight
- Chris Dempsey 11-7-0 Middleweight
- Chris Duncan 15-3-0 Lightweight
- Chris Ewert 7-1-0 Middleweight
- Chris Fishgold 18-6-1 Lightweight
- Chris Gruetzemacher 15-5-0 Lightweight
- Chris Gutierrez 22-7-2 Bantamweight
- Chris Haseman 20-17-0 Light Heavyweight
- Chris Heatherly 9-4-0 Welterweight
- Chris Holdsworth 6-0-0 Bantamweight
- Chris Indich 6-4-0 Middleweight
- Chris Kelades 15-5-0 Flyweight
- Chris Leben 22-12-0 Heavyweight
- Chris Liguori 15-10-0 Lightweight
- Chris Lytle 31-18-5 Welterweight
- Chris Padilla 18-6-1 Lightweight
- Chris Price 19-4-0 Light Heavyweight
- Chris Sanford 5-1-0 Welterweight
- Chris Saunders 16-8-0 Lightweight
- Chris Spang 6-3-0 Catchweight
- Chris Tickle 9-9-0 Lightweight
- Chris Tuchscherer 21-4-0 Heavyweight
- Chris Wade 23-10-0 Catchweight
- Chris Weidman 16-8-0 Heavyweight
- Chris Wilson 18-10-0 Lightweight
- Christian Aguilera 14-8-0 Welterweight
- Christian Colombo 8-4-1 Heavyweight
- Christian Eckerlin 17-8-0 Welterweight
- Christian Edwards 9-5-0 Light Heavyweight
- Christian Leroy Duncan 15-3-0 Middleweight
- Christian Morecraft 8-3-0 Super Heavyweight
- Christian Natividad 10-0-0 Flyweight
- Christian Rodriguez 13-4-0 Featherweight
- Christian Wellisch 8-5-0 Light Heavyweight
- Christina Marks 8-12-0 Women's Flyweight
- Christopher Alvidrez 7-1-0 Welterweight
- Christos Giagos 20-12-0 Lightweight
- Chuck Liddell 21-9-0 Light Heavyweight
- Chuck O'Neil 17-9-0 Middleweight
- Chungreng Koren 8-3-0 Bantamweight
- Cihad Akipa 12-3-0 Middleweight
- Cindy Dandois 17-7-0 Women's Bantamweight
- Ciryl Gane 14-2-0 Heavyweight
- CJ Fernandes 14-8-3 Welterweight
- CJ Keith 8-4-0 Lightweight
- CJ Vergara 12-7-1 Flyweight
- Claude Patrick 14-2-0 Welterweight
- Cláudia Gadelha 18-5-0 Women's Strawweight
- Claudio Puelles 12-5-0 Lightweight
- Claudio Ribeiro 13-6-0 Middleweight
- Claudio Silva 14-4-0 Welterweight
- Clay Collard 25-15-0 Lightweight
- Clay Guida 38-25-0 Lightweight
- Clay Harvison 14-9-0 Lightweight
- Clayton Carpenter 8-3-0 Flyweight
- Clifford Starks 14-5-0 Middleweight
- Clint Hester 11-6-0 Light Heavyweight
- CM Punk 0-1-0 Welterweight
- Cody Brundage 12-9-1 Middleweight
- Cody Chovancek 9-1-0 Bantamweight
- Cody Donovan 8-5-0 Light Heavyweight
- Cody Durden 18-11-1 Flyweight
- Cody East 16-8-0 Heavyweight
- Cody Garbrandt 15-8-0 Bantamweight
- Cody Gibson 21-13-0 Bantamweight
- Cody Haddon 9-1-0 Bantamweight
- Cody McKenzie 17-11-0 Middleweight
- Cody Pfister 17-12-1 Lightweight
- Cody Stamann 22-8-1 Featherweight
- Colby Covington 17-5-0 Welterweight
- Colby Thicknesse 9-1-0 Bantamweight
- Cole Escovedo 17-9-0 Bantamweight
- Cole Miller 21-11-0 Featherweight
- Cole Smith 7-3-0 Bantamweight
- Cole Williams 11-3-0 Welterweight
- Colin Fletcher 16-10-0 Welterweight
- Colin Robinson 10-12-0 Heavyweight
- Collin Anglin 10-7-0 Lightweight
- Collin Hart 6-4-1 Middleweight
- Colton Smith 7-5-0 Welterweight
- Cong Wang 18-2-1 Women's Flyweight
- Connor Matthews 7-4-0 Featherweight
- Conor McGregor 22-7-0 Welterweight
- Corey Anderson 20-6-0 Light Heavyweight
- Corey Hill 6-9-0 Middleweight
- Cortavious Romious 9-4-0 Catchweight
- Cortney Casey 10-10-0 Women's Flyweight
- Cory Hendricks 9-6-0 Light Heavyweight
- Cory McKenna 8-4-0 Women's Strawweight
- Cory Sandhagen 18-7-0 Bantamweight
- Cory Walmsley 8-2-0 Light Heavyweight
- Costas Philippou 13-5-0 Middleweight
- Court McGee 22-15-0 Welterweight
- Courtney Turner 0-3-0 Lightweight
- Crafton Wallace 18-6-1 Middleweight
- Craig White 14-12-0 Middleweight
- Cris Cyborg 30-2-0 Featherweight
- Cristian Perez 16-2-0 Lightweight
- Cristian Quiñonez 19-5-0 Bantamweight
- Cristiano Marcello 13-6-0 Lightweight
- Cristina Stanciu 5-3-0 Women's Strawweight
- Cristophe Leninger 3-4-0 Light Heavyweight
- Cub Swanson 31-14-0 Featherweight
- Cung Le 9-3-0 Middleweight
- Curt Warburton 14-6-0 Lightweight
- Curtis Blaydes 20-6-0 Heavyweight
- Curtis Millender 22-13-0 Catchweight
- Curtis Stout 11-12-1 Middleweight
- Cynthia Calvillo 10-6-1 Women's Strawweight
- Cyril Asker 9-4-0 Heavyweight
- Cyrille Diabate 19-10-1 Light Heavyweight
D
- Da Woon Jung 15-7-1 Light Heavyweight
- Da'Mon Blackshear 17-8-1 Bantamweight
- Dagiisuren Chagnaadorj 12-2-0 Featherweight
- Daichi Abe 14-11-0 Welterweight
- Daiju Takase 12-15-2 Heavyweight
- Dakota Bush 17-4-0 Lightweight
- Dakota Hope 11-2-0 Lightweight
- Dalcha Lungiambula 11-6-0 Middleweight
- Dale Hartt 6-3-0 Lightweight
- Damacio Page 20-10-0 Bantamweight
- DaMarques Johnson 15-15-0 Middleweight
- Damian Grabowski 22-5-0 Heavyweight
- Damian Pinas 11-1-0 Middleweight
- Damian Piwowarczyk 12-4-0 Light Heavyweight
- Damian Rzepecki 10-1-0 Lightweight
- Damian Stasiak 15-10-0 Featherweight
- Damien Anderson 5-1-0 Bantamweight
- Damien Brown 19-13-0 Lightweight
- Damir Hadžović 14-8-0 Lightweight
- Damir Ismagulov 26-3-0 Catchweight
- Damon Jackson 23-8-1 Lightweight
- Dan Argueta 9-3-0 Bantamweight
- Dan Bobish 17-9-0 Heavyweight
- Dan Christison 20-7-0 Heavyweight
- Dan Cramer 11-4-0 Middleweight
- Dan Evensen 11-4-0 Heavyweight
- Dan Hardy 25-10-0 Welterweight
- Dan Henderson 32-15-0 Middleweight
- Dan Hooker 24-15-0 Lightweight
- Dan Ige 19-12-0 Bantamweight
- Dan Lauzon 17-6-0 Welterweight
- Dan Miller 14-8-0 Middleweight
- Dan Moret 16-9-0 Lightweight
- Dan Severn 101-19-7 Heavyweight
- Dan Spohn 19-9-1 Light Heavyweight
- Dan Stittgen 12-9-0 Middleweight
- Daniel Barez 17-8-0 Flyweight
- Daniel Barrera 3-1-0 Middleweight
- Daniel Cormier 22-3-0 Heavyweight
- Daniel Frunza 10-4-0 Welterweight
- Daniel Jolly 6-5-0 Light Heavyweight
- Daniel Kelly 13-4-0 Middleweight
- Daniel Lacerda 14-7-0 Bantamweight
- Daniel Marcos 19-1-0 Bantamweight
- Daniel Omielańczuk 26-14-1 Heavyweight
- Daniel Pineda 28-17-0 Featherweight
- Daniel Roberts 15-7-0 Welterweight
- Daniel Rodriguez 20-6-0 Welterweight
- Daniel Santos 14-3-0 Featherweight
- Daniel Sarafian 11-6-0 Light Heavyweight
- Daniel Spitz 6-3-0 Heavyweight
- Daniel Teymur 7-4-0 Featherweight
- Daniel Zellhuber 15-4-0 Lightweight
- Danielle Taylor 11-9-0 Women's Strawweight
- Daniil Donchenko 16-2-0 Welterweight
- Danillo Villefort 15-6-0 Middleweight
- Danilo Belluardo 13-7-0 Lightweight
- Danilo Marques 15-6-0 Heavyweight
- Danny Abbadi 4-6-0 Welterweight
- Danny Barlow 9-2-0 Middleweight
- Danny Castillo 17-10-0 Lightweight
- Danny Chavez 11-5-1 Featherweight
- Danny Downes 8-3-0 Lightweight
- Danny Henry 12-4-0 Featherweight
- Danny Martinez 21-9-0 Flyweight
- Danny Mitchell 20-9-1 Catchweight
- Danny Roberts 18-9-0 Welterweight
- Danny Silva 11-2-0 Featherweight
- Dante Rivera 16-7-0 Catchweight
- Danyelle Wolf 1-1-0 Women's Featherweight
- Danylo Voievodkin 7-1-0 Heavyweight
- Daria Zhelezniakova 10-4-0 Women's Bantamweight
- Darian Weeks 11-5-0 Welterweight
- Darko Stošić 24-8-0 Heavyweight
- Daron Cruickshank 23-14-0 Featherweight
- Darrel Gholar 5-6-0 Middleweight
- Darrell Horcher 14-8-0 Lightweight
- Darrell Montague 13-5-0 Flyweight
- Darren Elkins 29-13-0 Featherweight
- Darren Stewart 16-10-0 Light Heavyweight
- Darren Till 18-5-1 Middleweight
- Darren Uyenoyama 10-6-0 Catchweight
- Darrick Minner 27-15-0 Catchweight
- Darrill Schoonover 14-8-0 Heavyweight
- Darrius Flowers 13-9-1 Lightweight
- Dashon Johnson 9-2-0 Featherweight
- Dave Beneteau 6-5-1 Heavyweight
- Dave Berry 0-1-0 Weight Class not available
- Dave Galera 5-1-0 Bantamweight
- Dave Herman 22-6-0 Heavyweight
- Dave Kaplan 3-4-0 Lightweight
- Dave Menne 45-17-2 Welterweight
- Dave Strasser 25-8-4 Welterweight
- Davey Grant 18-8-0 Bantamweight
- Davi Ramos 12-9-0 Welterweight
- David Abbott 10-15-0 Heavyweight
- David Baron 17-4-1 Lightweight
- David Bielkheden 26-13-0 Welterweight
- David Branch 22-7-0 Light Heavyweight
- David Dodd 4-7-0 Light Heavyweight
- David Dvořák 22-7-0 Flyweight
- David Heath 18-7-0 Light Heavyweight
- David Hood 1-3-0 Heavyweight
- David Lee 12-10-0 Lightweight
- David Levicki 1-3-0 Heavyweight
- David Loiseau 23-11-0 Light Heavyweight
- David Martinez 15-1-0 Bantamweight
- David Michaud 18-6-0 Welterweight
- David Mitchell 22-7-0 Catchweight
- David Onama 14-3-0 Featherweight
- David Piechaczek 4-2-0 Middleweight
- David Roberts 5-9-0 Light Heavyweight
- David Terrell 6-2-0 Middleweight
- David Teymur 8-2-0 Lightweight
- David Velasquez 10-10-0 Heavyweight
- David Zawada 20-13-0 Middleweight
- David Zoula 5-3-0 Featherweight
- Dean Barry 4-2-0 Welterweight
- Dean Lister 13-7-0 Openweight
- DeAnna Bennett 14-10-1 Women's Flyweight
- Deiveson Figueiredo 25-8-1 Bantamweight
- Delphine Benouaich 8-2-0 Women's Strawweight
- Delson Heleno 30-11-0 Welterweight
- Demarte Pena 17-4-0 Bantamweight
- Demetrious Johnson 25-4-1 Bantamweight
- Demian Maia 28-11-0 Welterweight
- Denis Górniak 10-3-0 Heavyweight
- Denis Kang 35-16-2 Middleweight
- Denis Silva 20-9-0 Featherweight
- Denis Stojnić 16-3-0 Heavyweight
- Denis Tiuliulin 10-10-0 Middleweight
- Denise Gomes 13-3-0 Women's Strawweight
- Deniz Ilbay 10-6-0 Lightweight
- Dennis Bermudez 17-9-0 Lightweight
- Dennis Buzukja 12-7-0 Featherweight
- Dennis Hallman 53-20-2 Middleweight
- Dennis Siver 23-11-0 Lightweight
- Denys Bondar 14-5-0 Flyweight
- Denzel Freeman 7-2-0 Heavyweight
- Dequan Townsend 27-13-0 Light Heavyweight
- Derek Brunson 24-9-0 Light Heavyweight
- Derek Downey 11-4-0 Middleweight
- Deron Winn 7-3-0 Middleweight
- Derrick Krantz 26-12-0 Welterweight
- Derrick Lewis 29-14-0 Heavyweight
- Derrick Noble 27-15-1 Welterweight
- Desmond Green 24-8-0 Lightweight
- Devin Clark 14-10-0 Heavyweight
- Devin Cole 20-10-1 Heavyweight
- Devin Powell 10-5-0 Lightweight
- Devonte Smith 11-4-0 Lightweight
- Dhiego Lima 15-9-0 Welterweight
- Diana Belbiţă 15-10-0 Women's Flyweight
- Diego Brandão 31-21-0 Featherweight
- Diego Ferreira 20-7-0 Lightweight
- Diego Lopes 28-8-0 Featherweight
- Diego Nunes 25-10-0 Welterweight
- Diego Rivas 7-2-0 Bantamweight
- Diego Sanchez 30-14-0 Catchweight
- Diego Saraiva 22-20-1 Featherweight
- Dieusel Berto 0-3-0 Heavyweight
- Dileno Lopes 21-9-0 Bantamweight
- Din Thomas 26-9-0 Featherweight
- Dione Barbosa 10-4-0 Women's Flyweight
- Diyar Nurgozhay 12-2-0 Light Heavyweight
- Djorden Santos 11-4-0 Middleweight
- Dmitrii Smoliakov 9-4-0 Heavyweight
- Dmitriy Sosnovskiy 11-0-0 Heavyweight
- Dmitriy Stepanov 0-2-0 Heavyweight
- Dmitry Poberezhets 26-7-1 Heavyweight
- Dom Mar Fan 9-3-0 Lightweight
- Domingo Pilarte 8-3-0 Bantamweight
- Dominic Waters 10-6-0 Welterweight
- Dominick Cruz 24-4-0 Bantamweight
- Dominick Reyes 16-5-0 Light Heavyweight
- Dominique Steele 20-12-0 Light Heavyweight
- Don Frye 20-9-1 Heavyweight
- Don Madge 11-5-1 Welterweight
- Don Shainis 15-9-0 Lightweight
- Don'Tale Mayes 11-9-0 Heavyweight
- Donald Cerrone 36-17-0 Welterweight
- Dong Hyun Kim 22-4-1 Welterweight
- Dong Hyun Ma 16-11-3 Lightweight
- Dong Yi Yang 14-4-0 Heavyweight
- DongHun Choi 9-0-0 Flyweight
- Donnie Chappell 0-1-0 Middleweight
- Donny Walker 15-10-0 Featherweight
- Donte Johnson 9-0-0 Middleweight
- Doo Ho Choi 17-5-1 Featherweight
- Dorian Price 8-5-0 Welterweight
- Douglas Evans 13-10-0 Featherweight
- Douglas Silva de Andrade 29-7-0 Featherweight
- Drakkar Klose 16-4-1 Lightweight
- Drako Rodriguez 8-4-0 Catchweight
- Drew Dober 29-15-0 Lightweight
- Drew Fickett 43-23-0 Lightweight
- Drew McFedries 12-7-0 Middleweight
- Drex Zamboanga 14-6-0 Lightweight
- Dricus Du Plessis 24-3-0 Middleweight
- Duane Ludwig 21-14-0 Welterweight
- Duda Santana 3-1-0 Women's Bantamweight
- Duško Todorović 13-7-0 Middleweight
- Dustin Hazelett 12-7-0 Lightweight
- Dustin Jacoby 22-10-1 Light Heavyweight
- Dustin Kimura 11-3-0 Bantamweight
- Dustin Neace 25-21-1 Lightweight
- Dustin Ortiz 20-9-0 Flyweight
- Dustin Pague 12-11-0 Featherweight
- Dustin Poirier 30-10-0 Lightweight
- Dustin Stoltzfus 17-8-0 Middleweight
- Dwayne Cason 1-1-0 Heavyweight
- Dwight Grant 11-6-0 Middleweight
- Dwight Joseph 17-3-0 Featherweight
- Dylan Andrews 18-11-0 Heavyweight
- Dylan Budka 11-5-0 Heavyweight
E
- Ebenezer Fontes Braga 13-7-2 Light Heavyweight
- Ed Herman 26-16-0 Light Heavyweight
- Eddie Alvarez 30-8-0 Welterweight
- Eddie Gordon 8-7-0 Middleweight
- Eddie Mendez 8-3-1 Catchweight
- Eddie Ruiz 1-1-0 Welterweight
- Eddie Sanchez 15-8-0 Heavyweight
- Eddie Wineland 24-16-1 Bantamweight
- Eddie Yagin 16-7-1 Lightweight
- Ederson Cristian Macedo 11-9-0 Light Heavyweight
- Edgar Cháirez 14-7-0 Catchweight
- Edgar Garcia 14-5-0 Welterweight
- Edil Esengulov 26-6-1 Middleweight
- Edilberto de Oliveira 30-20-2 Middleweight
- Edimilson Souza 17-7-0 Catchweight
- Edmen Shahbazyan 17-6-0 Middleweight
- Ednaldo Oliveira 23-17-1 Heavyweight
- Edson Barboza 24-15-0 Lightweight
- Eduarda Moura 12-3-0 Women's Flyweight
- Eduardo Chapolin 15-3-0 Catchweight
- Edward Faaloloto 2-5-0 Welterweight
- Edwin Dewees 38-17-0 Heavyweight
- Edwin Figueroa 9-5-0 Bantamweight
- Efrain Escudero 32-17-0 Catchweight
- Eiji Mitsuoka 18-9-2 Featherweight
- Eldo Dias Xavier 0-1-0 Weight Class not available
- Elias Garcia 11-2-0 Flyweight
- Elias Silvério 22-13-1 Welterweight
- Elias Theodorou 19-3-0 Middleweight
- Elijah Smith 10-1-0 Bantamweight
- Eliot Marshall 10-4-0 Heavyweight
- Elise Reed 8-6-0 Women's Strawweight
- Elisha Ellison 5-3-0 Heavyweight
- Elizabeth Phillips 7-10-0 Women's Bantamweight
- Elizeu Zaleski dos Santos 26-10-1 Welterweight
- Elves Brener 17-6-0 Lightweight
- Elvis Mutapčić 16-6-1 Light Heavyweight
- Elvis Sinosic 7-11-2 Light Heavyweight
- Emil Meek 10-6-0 Welterweight
- Emilios Dassi 6-2-0 Welterweight
- Emily Ducote 15-9-0 Women's Strawweight
- Emily Kagan 3-3-0 Women's Strawweight
- Emily Whitmire 4-5-0 Women's Flyweight
- Emmanuel Mukam 2-1-0 Heavyweight
- Emmanuel Yarborough 1-2-0 Heavyweight
- Enrique Barzola 23-11-2 Featherweight
- Enrique Marín 13-8-0 Catchweight
- Enson Inoue 12-8-0 Light Heavyweight
- Erhan Kartal 12-3-0 Middleweight
- Eric Martin 0-1-0 Heavyweight
- Eric McConico 11-5-1 Middleweight
- Eric Nolan 9-5-0 Welterweight
- Eric Schafer 14-8-2 Light Heavyweight
- Eric Shelton 21-9-0 Bantamweight
- Eric Spicely 13-9-0 Light Heavyweight
- Eric Wisely 34-9-1 Welterweight
- Erica Montoya 6-2-0 Bantamweight
- Erick Gonzalez 14-8-0 Lightweight
- Erick Montaño 10-8-0 Welterweight
- Erick Silva 20-11-0 Welterweight
- Ericka Almeida 8-3-0 Women's Strawweight
- Erik Koch 16-6-0 Welterweight
- Erik Perez 22-9-0 Featherweight
- Erik Silva 9-4-0 Featherweight
- Erin Blanchfield 14-3-0 Women's Flyweight
- Ernest Chavez 10-2-0 Lightweight
- Ernesta Kareckaite 6-2-2 Women's Flyweight
- Ernie Verdicia 0-1-0 Weight Class not available
- Eros Baluyot 7-1-0 Flyweight
- Eryk Anders 18-9-0 Middleweight
- Esteban Ribovics 17-3-0 Lightweight
- Estevan Payan 17-14-0 Lightweight
- Ethyn Ewing 10-2-0 Bantamweight
- Eugene Jackson 15-9-1 Middleweight
- Eugenio Tadeu 2-3-0 Featherweight
- Evan Dunham 18-9-1 Catchweight
- Evan Elder 10-2-0 Lightweight
- Evan Tanner 32-8-0 Middleweight
- Ezra Elliott 8-0-0 Featherweight
F
- Fabia Sintes 12-3-0 Flyweight
- Fabiano Iha 10-5-0 Lightweight
- Fabiano Scherner 11-11-0 Heavyweight
- Fabio Cherant 7-5-0 Heavyweight
- Fabio Gurgel 3-2-0 Openweight
- Fábio Maldonado 29-18-0 Heavyweight
- Fabrício Camões 14-9-1 Catchweight
- Fabrício Werdum 24-10-1 Heavyweight
- Falaniko Vitale 30-11-0 Middleweight
- Fares Ziam 18-6-0 Lightweight
- Farid Basharat 16-0-0 Bantamweight
- Farida Abdueva 8-2-0 Women's Strawweight
- Farman Hasanov 5-0-0 Welterweight
- Fatima Kline 10-1-0 Women's Strawweight
- Felice Herrig 14-10-0 Women's Strawweight
- Felicia Spencer 9-3-0 Women's Featherweight
- Felipe Arantes 18-10-1 Bantamweight
- Felipe Bunes 14-9-0 Flyweight
- Felipe Colares 11-4-0 Featherweight
- Felipe dos Santos 11-3-0 Flyweight
- Felipe Douglas 27-7-0 Lightweight
- Felipe Franco 11-3-0 Light Heavyweight
- Felipe Lima 15-2-0 Featherweight
- Felipe Olivieri 15-7-0 Lightweight
- Felipe Silva 9-5-0 Catchweight
- Felix Mitchell 2-7-0 Heavyweight
- Fernando Bruno 18-5-0 Featherweight
- Fernando Padilla 16-6-0 Featherweight
- Fernie Garcia 10-5-0 Featherweight
- Filip Pejić 17-10-2 Lightweight
- Flavio Luiz Moura 19-7-0 Middleweight
- Floyd Sword 12-3-0 Middleweight
- Forrest Griffin 19-7-0 Light Heavyweight
- Forrest Petz 26-10-0 Middleweight
- Francesco Maturi 0-1-0 Weight Class not available
- Francesco Nuzzi 12-2-0 Bantamweight
- Francimar Barroso 27-8-1 Heavyweight
- Francis Carmont 25-12-0 Light Heavyweight
- Francis Marshall 10-3-0 Lightweight
- Francis NGannou 19-3-0 Heavyweight
- Francisco Figueiredo 14-6-1 Bantamweight
- Francisco Prado 13-5-0 Lightweight
- Francisco Rivera Jr. 16-12-0 Catchweight
- Francisco Trevino 13-3-0 Welterweight
- Francisco Trinaldo 29-9-0 Welterweight
- Frank Camacho 22-10-0 Lightweight
- Frank Caracci 2-3-0 Middleweight
- Frank Lester 10-8-0 Middleweight
- Frank Mir 19-13-0 Heavyweight
- Frank Shamrock 23-10-2 Catchweight
- Frank Trigg 21-9-0 Middleweight
- Frankie Edgar 24-11-1 Bantamweight
- Frankie Perez 11-4-0 Lightweight
- Frankie Saenz 12-7-0 Bantamweight
- Fred Ettish 1-1-0 Weight Class not available
- Freddy Vidal 4-0-0 Light Heavyweight
- Frederic Vosgröne 6-0-0 Light Heavyweight
- Fredson Paixão 10-5-0 Catchweight
- Fredy Serrano 4-2-0 Flyweight
- Freek Hamaker 1-0-0 Weight Class not available
G
- Gabe Green 12-5-0 Lightweight
- Gabe Ruediger 18-8-0 Catchweight
- Gable Steveson 4-1-0 Heavyweight
- Gabriel Benítez 23-12-0 Lightweight
- Gabriel Bonfim 20-1-0 Welterweight
- Gabriel Gonzaga 17-12-0 Heavyweight
- Gabriel Lorenço 8-1-0 Heavyweight
- Gabriel Miranda 17-10-0 Lightweight
- Gabriel Santos 12-2-0 Featherweight
- Gabriel Silva 10-3-0 Bantamweight
- Gabriella Fernandes 11-4-0 Women's Flyweight
- Gadzhi Omargadzhiev 17-4-0 Middleweight
- Gadzhimurad Antigulov 20-11-0 Catchweight
- Gaetano Pirrello 17-7-1 Featherweight
- Galore Bofando 6-3-0 Welterweight
- Gan McGee 13-5-0 Heavyweight
- Garett Whiteley 7-3-0 Lightweight
- Garreth McLellan 13-7-0 Middleweight
- Garrett Armfield 10-5-0 Bantamweight
- Gary Goodridge 23-22-1 Heavyweight
- Gasan Umalatov 18-5-3 Middleweight
- Gaston Bolaños 9-5-0 Featherweight
- Gauge Young 11-4-0 Lightweight
- Gavin Tucker 13-3-0 Featherweight
- Geane Herrera 10-3-0 Flyweight
- Gegard Mousasi 49-9-2 Middleweight
- Genaro Valdéz 10-3-0 Lightweight
- Genki Sudo 15-4-2 Lightweight
- Geoff Neal 16-8-0 Welterweight
- George Mangos 10-1-0 Featherweight
- George Roop 15-13-1 Featherweight
- George Sotiropoulos 14-7-0 Lightweight
- George Sullivan 19-8-0 Middleweight
- Georges St-Pierre 26-2-0 Middleweight
- Gerald Harris 26-8-1 Middleweight
- Gerald Meerschaert 37-23-0 Light Heavyweight
- Gerald Strebendt 9-7-0 Welterweight
- Geraldo de Freitas 15-8-0 Featherweight
- Gerard Gordeau 2-2-0 Heavyweight
- Germaine de Randamie 10-5-0 Women's Bantamweight
- Gerônimo dos Santos 44-26-1 Heavyweight
- Gerry Harris 1-4-0 Heavyweight
- Geza Kalman 4-9-0 Heavyweight
- Giacomo Lemos 8-0-0 Heavyweight
- Gian Villante 17-14-0 Heavyweight
- Gianni Vazquez 14-7-0 Flyweight
- Gideon Ray 17-15-1 Welterweight
- Gift Walker 7-3-0 Bantamweight
- Giga Chikadze 15-7-0 Featherweight
- Gigi Canuto 7-2-0 Women's Strawweight
- Gil Castillo 8-5-0 Welterweight
- Gilbert Aldana 6-2-0 Heavyweight
- Gilbert Burns 22-10-0 Middleweight
- Gilbert Melendez 22-8-0 Featherweight
- Gilbert Smith 13-6-0 Catchweight
- Gilbert Urbina 8-4-0 Middleweight
- Gilbert Yvel 40-16-1 Heavyweight
- Gillian Robertson 17-9-0 Women's Strawweight
- Gina Carano 7-1-0 Women's Bantamweight
- Gina Mazany 8-6-0 Women's Flyweight
- Glaico França 26-8-0 Middleweight
- Gleison Tibau 40-20-0 Middleweight
- Gloria de Paula 6-7-0 Women's Strawweight
- Glover Teixeira 33-9-0 Heavyweight
- Godofredo Pepey 14-7-0 Welterweight
- Gökhan Saki 1-2-0 Heavyweight
- Gokhan Saricam 12-2-0 Heavyweight
- Goran Reljić 21-12-0 Light Heavyweight
- Grant Dawson 24-3-1 Lightweight
- Gray Maynard 13-7-1 Welterweight
- Greg Hardy 9-6-0 Heavyweight
- Greg Soto 9-4-0 Welterweight
- Greg Stott 0-1-0 Heavyweight
- Gregor Gillespie 14-1-0 Lightweight
- Gregory Rodrigues 20-6-0 Middleweight
- Grigory Popov 14-5-0 Bantamweight
- Guan Wang 23-2-1 Featherweight
- Guangyou Ning 5-4-1 Bantamweight
- Guido Cannetti 10-8-0 Bantamweight
- Guido Santos 17-5-1 Featherweight
- Guilherme Bomba 10-6-0 Welterweight
- Guilherme Pat 6-2-0 Heavyweight
- Guilherme Uriel 8-2-0 Heavyweight
- Gunnar Nelson 19-6-1 Welterweight
- Guram Kutateladze 14-6-0 Lightweight
- Gustavo Lopez 16-10-1 Bantamweight
- Guto Inocente 11-8-0 Heavyweight
- Guy Mezger 30-14-2 Light Heavyweight
- Gwan Woo Lim 5-2-0 Featherweight
H
- Hacran Dias 29-13-1 Lightweight
- Hailey Cowan 7-6-0 Women's Bantamweight
- Haitao Ti 18-7-0 Bantamweight
- Hakeem Dawodu 14-4-1 Featherweight
- Hamdy Abdelwahab 7-2-0 Heavyweight
- Hamid Amiri 5-0-0 Featherweight
- Hannah Cifers 10-7-0 Women's Strawweight
- Hannah Goldy 7-4-0 Women's Flyweight
- Hans Stringer 22-8-3 Light Heavyweight
- Harold Howard 1-3-0 Weight Class not available
- Harry Hardwick 13-5-1 Featherweight
- Harry Hunsucker 7-6-0 Light Heavyweight
- Harry Moskowitz 6-12-0 Heavyweight
- Hassan Kayani 3-1-1 Lightweight
- Hatsu Hioki 30-12-2 Lightweight
- Hayato Sakurai 38-13-2 Welterweight
- Hayder Hassan 9-5-0 Welterweight
- He-Man Gipson 1-2-0 Heavyweight
- Heath Herring 28-16-0 Openweight
- Heather Clark 8-6-0 Women's Strawweight
- Hecher Sosa 15-1-0 Bantamweight
- Hector Aldana 5-3-0 Welterweight
- Hector Lombard 34-11-1 Light Heavyweight
- Hector Ramirez 10-6-1 Light Heavyweight
- Hector Sandoval 15-4-0 Bantamweight
- Hector Santiago 7-1-0 Bantamweight
- Hector Urbina 17-11-1 Middleweight
- Henrique Melo 2-1-0 Welterweight
- Henry Briones 16-8-1 Bantamweight
- Henry Cejudo 16-6-0 Bantamweight
- Henry Martinez 9-4-0 Lightweight
- Herbert Burns 11-6-0 Welterweight
- Hermes França 26-20-0 Welterweight
- Hernani Perpétuo 21-9-0 Welterweight
- Holly Holm 15-7-0 Women's Bantamweight
- Homer Moore 26-9-2 Heavyweight
- Horacio Gutiérrez 7-3-0 Featherweight
- Houston Alexander 17-16-1 Light Heavyweight
- Houston Dorr 1-2-0 Heavyweight
- Huaxiang Dong 14-4-0 Women's Strawweight
- Hugo Duarte 6-3-0 Heavyweight
- Hugo Viana 8-4-0 Bantamweight
- Humberto Bandenay 27-10-0 Featherweight
- Humberto Brown Morrison 5-6-0 Lightweight
- Hunter Azure 13-5-0 Bantamweight
- Hyder Amil 11-3-0 Featherweight
- Hyun Gyu Lim 14-7-1 Middleweight
- HyunSung Park 10-2-0 Flyweight
I
- Iago Ribeiro 13-4-0 Flyweight
- Ian Entwistle 9-5-0 Featherweight
- Ian Freeman 20-7-1 Heavyweight
- Ian Heinisch 14-5-0 Middleweight
- Ian Loveland 18-10-0 Featherweight
- Ian Machado Garry 17-2-0 Welterweight
- Ian McCall 13-7-1 Bantamweight
- Iasmin Lucindo 18-6-0 Women's Strawweight
- Ibo Aslan 14-4-0 Light Heavyweight
- Icho Larenas 6-6-0 Heavyweight
- Ignacio Bahamondes 18-7-0 Welterweight
- Igor Araújo 25-10-0 Catchweight
- Igor Pokrajac 29-15-0 Heavyweight
- Igor Severino 10-1-0 Bantamweight
- Igor Zinoviev 4-1-2 Middleweight
- Ihor Potieria 21-8-0 Catchweight
- Ike Villanueva 18-14-0 Heavyweight
- Ikram Aliskerov 18-2-0 Middleweight
- Ikuhisa Minowa 63-45-8 Heavyweight
- Ildemar Alcântara 26-17-0 Middleweight
- Ilia Topuria 17-1-0 Lightweight
- Iliarde Santos 32-16-1 Bantamweight
- Ilimbek Akylbek Uulu 11-3-0 Bantamweight
- Ilir Latifi 16-9-0 Heavyweight
- Imamshafi Aliev 10-2-0 Light Heavyweight
- Imanol Rodriguez 8-0-0 Flyweight
- Impa Kasanganay 20-7-0 Middleweight
- Ion Cutelaba 20-12-1 Light Heavyweight
- Irene Aldana 15-8-0 Women's Bantamweight
- Irina Alekseeva 5-4-0 Women's Bantamweight
- Irwin Rivera 12-7-0 Bantamweight
- Isaac Dulgarian 7-2-0 Featherweight
- Isaac Omeda 2-0-1 Featherweight
- Isaac Thomson 9-3-0 Featherweight
- Isaac Vallie-Flagg 16-7-1 Lightweight
- Isabela de Pádua 7-5-0 Women's Flyweight
- Isi Fitikefu 9-2-0 Middleweight
- Islam Dulatov 12-1-0 Welterweight
- Islam Makhachev 29-1-0 Welterweight
- Ismael Bonfim 20-8-0 Lightweight
- Ismail Naurdiev 26-8-0 Middleweight
- Israel Adesanya 24-6-0 Middleweight
- Issei Tamura 15-12-0 Featherweight
- Istela Nunes 6-6-0 Women's Strawweight
- Iuri Alcântara 35-11-0 Featherweight
- Ivan Erslan 15-7-0 Light Heavyweight
- Ivan Jorge 27-8-0 Welterweight
- Ivan Menjivar 25-12-0 Featherweight
- Ivan Salaverry 14-9-0 Middleweight
- Ivan Serati 12-4-0 Light Heavyweight
- Ivan Shtyrkov 26-3-1 Heavyweight
- Ivana Petrović 8-4-0 Women's Flyweight
- Ivica Trušček 46-40-0 Welterweight
- Iwo Baraniewski 9-1-0 Light Heavyweight
- Izabela Badurek 8-7-0 Women's Strawweight
J
- Jack Della Maddalena 18-4-0 Welterweight
- Jack Hermansson 24-10-0 Welterweight
- Jack Jenkins 14-5-0 Featherweight
- Jack Marshman 23-10-0 Middleweight
- Jack May 11-8-0 Heavyweight
- Jack McGlaughlin 1-4-0 Heavyweight
- Jack Nilson 2-6-0 Heavyweight
- Jack Shore 17-3-0 Featherweight
- Jackie Lee 0-1-0 Lightweight
- Jackson McVey 8-2-0 Middleweight
- Jacob Kilburn 8-8-0 Featherweight
- Jacob Malkoun 10-3-0 Middleweight
- Jacob Volkmann 19-7-0 Welterweight
- Jacobe Smith 13-0-0 Welterweight
- Jacqueline Cavalcanti 10-2-0 Women's Bantamweight
- Jae Hyun Park 9-4-0 Lightweight
- Jafel Filho 17-5-0 Flyweight
- Jai Herbert 15-6-1 Lightweight
- Jailton Almeida 22-6-0 Heavyweight
- Jairzinho Rozenstruik 15-6-0 Heavyweight
- Jake Collier 14-11-0 Light Heavyweight
- Jake Ellenberger 31-15-0 Welterweight
- Jake Hadley 12-6-0 Bantamweight
- Jake Hecht 11-4-0 Welterweight
- Jake Lindsey 15-10-0 Welterweight
- Jake Matthews 23-8-0 Welterweight
- Jake O'Brien 15-4-0 Heavyweight
- Jake Rosholt 12-5-0 Light Heavyweight
- Jake Shields 33-11-1 Middleweight
- Jakub Wiklacz 18-3-2 Bantamweight
- Jalin Turner 16-9-0 Lightweight
- Jamahal Hill 12-4-0 Light Heavyweight
- Jamal Pogues 12-6-0 Heavyweight
- Jamall Emmers 23-8-0 Featherweight
- James Bochnovic 10-5-0 Catchweight
- James Gallagher 13-4-0 Featherweight
- James Giboo 13-5-0 Welterweight
- James Hammortree 6-3-0 Middleweight
- James Head 9-4-0 Welterweight
- James Irvin 17-10-0 Middleweight
- James Krause 28-8-0 Welterweight
- James Lee 15-3-0 Light Heavyweight
- James Llontop 19-9-0 Welterweight
- James McSweeney 15-18-0 Heavyweight
- James Moontasri 9-5-0 Welterweight
- James Mulheron 11-4-0 Light Heavyweight
- James Opio 2-1-1 Featherweight
- James Te Huna 16-9-0 Light Heavyweight
- James Toney 0-1-0 Heavyweight
- James Vick 13-6-0 Welterweight
- James Wilks 7-4-0 Welterweight
- James Zikic 21-10-2 Middleweight
- Jamey Simmons 7-4-0 Bantamweight
- Jamey-Lyn Horth 9-3-0 Women's Flyweight
- Jamie Moyle 4-4-0 Women's Strawweight
- Jamie Mullarkey 18-9-0 Lightweight
- Jamie Pickett 13-11-0 Middleweight
- Jamie Siraj 14-4-0 Bantamweight
- Jamie Varner 21-11-1 Lightweight
- Jamie Yager 9-4-0 Welterweight
- Jan Błachowicz 29-12-2 Light Heavyweight
- Jan Mašek 3-2-0 Featherweight
- Jaqueline Amorim 11-2-0 Women's Strawweight
- Jared Cannonier 18-10-0 Middleweight
- Jared Gooden 23-12-0 Light Heavyweight
- Jared Gordon 21-9-0 Lightweight
- Jared Hamman 14-6-0 Openweight
- Jared Papazian 20-14-0 Bantamweight
- Jared Rollins 8-4-0 Welterweight
- Jared Rosholt 20-8-0 Heavyweight
- Jared Vanderaa 18-13-0 Light Heavyweight
- Jarjis Danho 6-1-1 Heavyweight
- Jarno Errens 17-6-1 Featherweight
- Jarred Brooks 21-6-0 Bantamweight
- Jasmine Jasudavicius 16-4-0 Women's Flyweight
- Jason Black 23-4-1 Lightweight
- Jason Brilz 23-6-1 Heavyweight
- Jason Chambers 17-6-2 Welterweight
- Jason Day 19-12-0 Light Heavyweight
- Jason DeLucia 33-21-1 Middleweight
- Jason Dent 22-13-0 Featherweight
- Jason Fairn 4-5-0 Heavyweight
- Jason Gilliam 15-9-0 Welterweight
- Jason Godsey 16-16-0 Heavyweight
- Jason Gonzalez 11-5-0 Lightweight
- Jason High 23-8-0 Lightweight
- Jason Knight 23-9-0 Featherweight
- Jason Lambert 26-13-0 Light Heavyweight
- Jason MacDonald 25-16-0 Middleweight
- Jason Miller 23-10-0 Middleweight
- Jason Novelli 12-3-1 Welterweight
- Jason Reinhardt 20-3-0 Lightweight
- Jason Saggo 13-4-0 Lightweight
- Jason Tan 5-3-0 Welterweight
- Jason Thacker 0-1-0 Middleweight
- Jason Von Flue 14-12-1 Middleweight
- Jason Witt 19-9-0 Catchweight
- Jason Young 9-6-0 Featherweight
- Javad Mahjoub 5-1-0 Heavyweight
- Javid Basharat 16-2-0 Bantamweight
- Javier Reyes 23-6-0 Featherweight
- Javier Vazquez 16-5-0 Featherweight
- Jay Cucciniello 8-3-0 Lightweight
- Jay Hieron 23-7-0 Welterweight
- Jay Perrin 15-8-0 Featherweight
- Jay Silva 12-14-1 Super Heavyweight
- JC Cottrell 17-5-0 Lightweight
- Jean Matsumoto 18-2-0 Bantamweight
- Jean Silva 18-3-2 Featherweight
- Jean-Paul Lebosnoyani 11-2-0 Welterweight
- Jeff Cox 10-7-0 Catchweight
- Jeff Curran 36-18-1 Bantamweight
- Jeff Hougland 10-6-0 Bantamweight
- Jeff Hughes 10-4-0 Heavyweight
- Jeff Joslin 5-3-0 Welterweight
- Jeff Monson 60-26-1 Heavyweight
- Jeff Newton 4-2-0 Light Heavyweight
- Jefferson Nascimento 13-1-0 Lightweight
- Jeffrey Molina 11-2-0 Flyweight
- Jeisla Chaves 8-1-0 Women's Flyweight
- Jeka Saragih 14-5-0 Featherweight
- Jenel Lausa 7-8-0 Flyweight
- Jennifer González 14-5-0 Women's Flyweight
- Jennifer Maia 23-10-1 Women's Flyweight
- Jens Pulver 27-19-1 Bantamweight
- JeongYeong Lee 11-3-0 Featherweight
- Jeremiah Wells 14-4-1 Welterweight
- Jeremy Horn 92-22-5 Heavyweight
- Jeremy Jackson 9-5-0 Welterweight
- Jeremy Kennedy 22-7-0 Featherweight
- Jeremy Kimball 21-12-0 Heavyweight
- Jeremy Larsen 8-5-0 Catchweight
- Jeremy Stephens 29-23-0 Catchweight
- Jermaine Andre 14-4-0 Middleweight
- Jerome LeBanner 6-3-0 Openweight
- Jerome Rivera 11-6-0 Flyweight
- Jerrod Sanders 16-4-0 Featherweight
- Jerry Bohlander 11-4-0 Light Heavyweight
- Jess Liaudin 20-11-0 Welterweight
- Jessamyn Duke 3-5-0 Women's Bantamweight
- Jesse Bongfeldt 17-6-1 Catchweight
- Jesse Butler 12-7-0 Featherweight
- Jesse Forbes 15-5-0 Middleweight
- Jesse Lennox 14-4-0 Welterweight
- Jesse Ronson 28-12-0 Welterweight
- Jesse Sanders 31-8-1 Middleweight
- Jesse Strader 9-4-0 Featherweight
- Jesse Taylor 33-18-0 Middleweight
- Jessica Aguilar 20-10-0 Women's Strawweight
- Jéssica Andrade 26-15-0 Women's Strawweight
- Jessica Eye 15-11-0 Women's Flyweight
- Jessica Penne 14-9-0 Women's Strawweight
- Jessica Rakoczy 1-5-0 Women's Strawweight
- Jessica-Rose Clark 11-9-0 Women's Bantamweight
- Jessie Rosas 8-2-0 Featherweight
- Jessin Ayari 19-6-0 Welterweight
- Jesus Aguilar 12-4-0 Flyweight
- Jesus Pinedo 26-7-1 Featherweight
- Jhonata Diniz 9-3-0 Heavyweight
- Ji Yeon Kim 9-7-2 Women's Flyweight
- Jianping Yang 11-4-1 Catchweight
- Jim Alers 14-5-0 Lightweight
- Jim Miller 39-19-0 Lightweight
- Jim Mullen 0-2-0 Heavyweight
- Jim Wallhead 33-12-0 Welterweight
- Jimi Manuwa 17-6-0 Light Heavyweight
- Jimmie Rivera 23-5-0 Bantamweight
- Jimmy Crute 14-4-2 Light Heavyweight
- Jimmy Flick 17-9-0 Flyweight
- Jimmy Quinlan 3-1-1 Middleweight
- Jimy Hettes 11-3-0 Featherweight
- Jin Aoi 16-7-1 Featherweight
- Jin Soo Son 10-4-0 Bantamweight
- Jingliang Li 19-9-0 Welterweight
- Jingnan Xiong 20-4-0 Women's Strawweight
- Jinh Yu Frey 11-10-0 Women's Strawweight
- Jiří Procházka 32-6-1 Light Heavyweight
- JJ Aldrich 15-8-0 Women's Flyweight
- Joachim Christensen 15-9-0 Light Heavyweight
- Joanderson Brito 20-5-1 Featherweight
- Joanna Jędrzejczyk 16-5-0 Women's Strawweight
- Joanne Wood 17-8-0 Women's Flyweight
- João Marcos Pierini 4-1-0 Lightweight
- Joao Roque 7-2-4 Featherweight
- João Zeferino 28-11-0 Middleweight
- Joaquim Silva 14-5-0 Lightweight
- Joaquin Buckley 21-9-0 Welterweight
- Joby Sanchez 13-5-0 Bantamweight
- Jocelyn Jones-Lybarger 6-4-0 Women's Strawweight
- Jodie Esquibel 6-7-0 Women's Strawweight
- Joe Brammer 7-3-1 Lightweight
- Joe Charles 6-13-0 Heavyweight
- Joe Doerksen 51-16-0 Middleweight
- Joe Duffy 16-5-0 Lightweight
- Joe Ellenberger 15-2-0 Lightweight
- Joe Giannetti 17-8-1 Lightweight
- Joe Gigliotti 7-3-0 Welterweight
- Joe Jordan 48-14-2 Welterweight
- Joe Kropschot 9-3-0 Middleweight
- Joe Lauzon 28-15-0 Lightweight
- Joe Moreira 2-2-0 Middleweight
- Joe Pardo 4-6-0 Heavyweight
- Joe Proctor 11-5-0 Welterweight
- Joe Pyfer 16-3-0 Middleweight
- Joe Riggs 50-18-1 Heavyweight
- Joe Slick 16-5-3 Heavyweight
- Joe Solecki 13-6-0 Welterweight
- Joe Son 0-4-0 Heavyweight
- Joe Soto 18-7-0 Bantamweight
- Joe Stevenson 33-16-0 Welterweight
- Joe Vedepo 20-10-0 Middleweight
- Joe Veres 4-3-0 Lightweight
- Joel Alvarez 23-5-0 Welterweight
- Joel Faglier 7-0-0 Heavyweight
- Joel Sutton 2-4-1 Heavyweight
- Joey Beltran 18-15-0 Heavyweight
- Joey Gambino 9-2-0 Featherweight
- Joey Gilbert 2-3-1 Middleweight
- Joey Gomez 6-3-0 Featherweight
- Joey Merritt 7-2-0 Welterweight
- Joey Roberts 4-3-0 Light Heavyweight
- Joffie Houlton 8-6-0 Heavyweight
- John Albert 6-5-0 Bantamweight
- John Alessio 35-17-0 Lightweight
- John Allan 18-10-0 Light Heavyweight
- John Campatella 0-1-0 Weight Class not available
- John Castañeda 21-9-1 Bantamweight
- John Cholish 8-3-0 Lightweight
- John Cofer 8-4-0 Featherweight
- John Dodson 24-15-0 Flyweight
- John Dowdy 0-1-0 Weight Class not available
- John Garza 6-2-0 Bantamweight
- John Gunderson 35-16-2 Lightweight
- John Gunther 5-1-0 Lightweight
- John Halverson 16-8-0 Lightweight
- John Hathaway 18-3-0 Welterweight
- John Howard 29-19-1 Welterweight
- John Kolosci 15-9-0 Catchweight
- John Lewis 3-4-3 Bantamweight
- John Lineker 37-11-0 Featherweight
- John Lober 5-9-4 Light Heavyweight
- John Maguire 26-13-0 Welterweight
- John Makdessi 18-9-0 Lightweight
- John Marsh 8-7-0 Heavyweight
- John Martin Fraser 11-5-0 Light Heavyweight
- John Matua 1-4-0 Super Heavyweight
- John Moraga 19-7-0 Flyweight
- John Olav Einemo 6-3-0 Heavyweight
- John Phillips 22-11-0 Middleweight
- John Polakowski 2-2-0 Lightweight
- John Salter 19-6-0 Middleweight
- John Teixeira 28-13-2 Featherweight
- John Yannis 10-5-0 Bantamweight
- Johnny Bedford 23-14-1 Bantamweight
- Johnny Case 29-10-1 Lightweight
- Johnny Eduardo 28-13-0 Bantamweight
- Johnny Munoz Jr. 14-4-0 Bantamweight
- Johnny Rees 13-5-0 Welterweight
- Johnny Rhodes 2-1-0 Weight Class not available
- Johnny Walker 23-10-0 Heavyweight
- Johny Hendricks 18-8-0 Middleweight
- Joilton Lutterbach 42-10-0 Middleweight
- Jon Delos Reyes 8-5-0 Flyweight
- Jon Fitch 32-8-2 Welterweight
- Jon Hess 1-1-0 Heavyweight
- Jon Jones 28-1-0 Heavyweight
- Jon Madsen 8-2-0 Heavyweight
- Jon Manley 13-6-0 Welterweight
- Jon Tuck 11-5-0 Welterweight
- Jonathan Brookins 16-11-0 Bantamweight
- Jonathan Goulet 23-12-0 Welterweight
- Jonathan Martinez 19-6-0 Bantamweight
- Jonathan Meunier 9-2-0 Welterweight
- Jonathan Micallef 10-1-0 Welterweight
- Jonathan Pearce 14-7-0 Featherweight
- Jonathan Wiezorek 11-2-0 Super Heavyweight
- Jonathan Wilson 9-5-0 Light Heavyweight
- Jonavin Webb 12-4-0 Middleweight
- Jonny Parsons 9-3-0 Welterweight
- JooSang Yoo 9-2-0 Featherweight
- Jora Ayvazyan 17-1-0 Featherweight
- Jordan Espinosa 15-10-0 Bantamweight
- Jordan Griffin 19-11-0 Catchweight
- Jordan Johnson 12-2-1 Light Heavyweight
- Jordan Leavitt 13-4-0 Featherweight
- Jordan Mein 34-15-0 Middleweight
- Jordan Radev 23-5-0 Catchweight
- Jordan Rinaldi 14-7-0 Featherweight
- Jordan Vucenic 16-4-0 Lightweight
- Jordan Williams 9-6-0 Welterweight
- Jordan Wright 14-5-0 Middleweight
- Jorge de Oliveira 10-6-0 Welterweight
- Jorge Gonzalez 18-6-0 Light Heavyweight
- Jorge Gurgel 14-10-0 Lightweight
- Jorge Lopez 12-5-0 Welterweight
- Jorge Masvidal 35-17-0 Welterweight
- Jorge Patino 40-19-2 Lightweight
- Jorge Rivera 20-9-0 Middleweight
- Jorge Santiago 25-12-0 Welterweight
- Jorgen Kruth 5-0-0 Light Heavyweight
- José Aldo 32-10-0 Featherweight
- Jose Daniel Medina 13-7-0 Middleweight
- José Delano 17-3-0 Featherweight
- Jose Delgado 12-3-0 Featherweight
- José Henrique Souza 9-1-0 Welterweight
- Jose Johnson 17-11-0 Featherweight
- Jose Landi-Jons 29-16-0 Middleweight
- José Luiz 7-1-0 Heavyweight
- José Maria Tomé 41-10-0 Bantamweight
- Jose Ochoa 9-2-0 Flyweight
- Jose Quinonez 12-8-0 Featherweight
- Jose Torres 13-6-1 Bantamweight
- Josefine Knutsson 8-2-0 Women's Strawweight
- Joselyne Edwards 18-6-0 Women's Bantamweight
- Joseph Benavidez 28-8-0 Flyweight
- Joseph Holmes 8-5-0 Middleweight
- Joseph Larcinese 6-1-0 Flyweight
- Joseph Morales 14-3-0 Flyweight
- Joseph Sandoval 7-7-0 Bantamweight
- Josh Barnett 35-8-0 Openweight
- Josh Bryant 15-4-0 Middleweight
- Josh Burkman 28-18-1 Catchweight
- Josh Clopton 6-2-1 Featherweight
- Josh Copeland 18-7-1 Heavyweight
- Josh Culibao 11-4-1 Featherweight
- Josh Emmett 19-7-0 Featherweight
- Josh Ferguson 11-5-0 Catchweight
- Josh Fremd 11-6-0 Middleweight
- Josh Grispi 14-5-0 Lightweight
- Josh Haynes 14-11-0 Light Heavyweight
- Josh Hendricks 19-11-0 Heavyweight
- Josh Hokit 10-0-0 Heavyweight
- Josh Janousek 8-1-0 Middleweight
- Josh Koscheck 17-11-0 Welterweight
- Josh Neer 36-16-1 Middleweight
- Josh Parisian 16-9-0 Heavyweight
- Josh Quinlan 6-5-0 Welterweight
- Josh Rafferty 9-8-0 Welterweight
- Josh Samman 12-4-0 Middleweight
- Josh Sampo 11-6-0 Bantamweight
- Josh Schockman 6-3-0 Light Heavyweight
- Josh Shockley 11-4-0 Lightweight
- Josh Stansbury 8-5-0 Light Heavyweight
- Josh Stuart 0-2-0 Lightweight
- Josh Thomson 22-9-0 Lightweight
- Joshua Van 18-2-0 Flyweight
- Joshua Weems 17-9-0 Featherweight
- Josiah Harrell 11-2-0 Welterweight
- Josiane Nunes 10-4-0 Women's Bantamweight
- Josias Musasa 8-2-0 Bantamweight
- Journey Newson 10-5-0 Featherweight
- Jovan Leka 14-2-0 Heavyweight
- JP Buys 9-6-0 Bantamweight
- Juan Adams 10-6-0 Heavyweight
- Juan Díaz 16-1-1 Bantamweight
- Juan Espino 10-2-0 Heavyweight
- Juan Manuel Puig 11-4-0 Featherweight
- Juancamilo Ronderos 5-3-0 Flyweight
- Jules Bruchez 1-2-0 Middleweight
- Julia Avila 9-4-0 Women's Bantamweight
- Julia Polastri 15-6-0 Women's Strawweight
- Julian Erosa 31-13-0 Featherweight
- Julian Marquez 9-6-0 Middleweight
- Julian Sanchez 0-1-0 Weight Class not available
- Juliana Lima 10-7-0 Women's Strawweight
- Juliana Miller 5-4-0 Women's Flyweight
- Julianna Peña 12-6-0 Women's Bantamweight
- Julie Kedzie 16-13-0 Women's Bantamweight
- Julien Leblanc 10-4-0 Middleweight
- Julija Stoliarenko 11-9-2 Women's Flyweight
- Julio Arce 22-7-0 Featherweight
- Julio Paulino 23-5-0 Heavyweight
- Julius Walker 8-3-0 Light Heavyweight
- Junie Browning 5-6-0 Lightweight
- Júnior Albini 18-8-0 Heavyweight
- Júnior Assunção 16-8-0 Lightweight
- Junior dos Santos 23-11-0 Heavyweight
- Junior Tafa 7-6-0 Light Heavyweight
- JunYong Park 19-7-0 Middleweight
- Jussier Formiga 24-8-0 Bantamweight
- Justin Buchholz 16-11-0 Welterweight
- Justin Clarke 4-1-0 Heavyweight
- Justin Edwards 10-7-0 Welterweight
- Justin Eilers 19-7-1 Heavyweight
- Justin Frazier 12-4-0 Heavyweight
- Justin Gaethje 28-5-0 Lightweight
- Justin James 13-7-0 Lightweight
- Justin Jaynes 18-11-0 Lightweight
- Justin Jones 9-2-0 Middleweight
- Justin Lawrence 11-5-0 Featherweight
- Justin Ledet 9-4-0 Light Heavyweight
- Justin Levens 9-8-0 Middleweight
- Justin Martin 4-3-0 Heavyweight
- Justin McCully 11-5-2 Heavyweight
- Justin Salas 12-7-0 Lightweight
- Justin Scoggins 16-7-0 Bantamweight
- Justin Tafa 7-5-0 Heavyweight
- Justin Willis 8-2-0 Heavyweight
- Justin Wren 13-2-0 Heavyweight
- Justine Kish 9-7-0 Women's Flyweight
- Jutaro Nakao 26-21-4 Welterweight
K
- Kaan Ofli 14-4-1 Featherweight
- Kacper Paczóski 4-0-0 Heavyweight
- Kai Asakura 23-6-0 Bantamweight
- Kai Kamaka III 18-9-1 Featherweight
- Kai Kara-France 25-12-0 Flyweight
- Kaik Brito 20-6-0 Welterweight
- Kailin Curran 6-7-0 Women's Strawweight
- Kaito Oda 8-3-0 Flyweight
- Kaiwen 17-8-0 Featherweight
- Kajan Johnson 23-13-1 Lightweight
- Kalib Starnes 17-11-1 Heavyweight
- Kalindra Faria 19-11-1 Women's Flyweight
- Kamal Shalorus 9-5-2 Lightweight
- Kamaru Usman 21-5-0 Middleweight
- Kamuela Kirk 12-7-0 Lightweight
- Kanako Murata 12-3-0 Women's Strawweight
- Kangjie Zhu 22-5-0 Featherweight
- Karim Henniene 6-0-0 Bantamweight
- Karine Gevorgyan 3-3-0 Women's Flyweight
- Karine Silva 19-7-0 Women's Flyweight
- Karl Roberson 9-7-0 Middleweight
- Karl Williams 10-5-0 Heavyweight
- Karlos Vémola 39-9-0 Light Heavyweight
- Karo Parisyan 24-12-0 Welterweight
- Karol Rosa 19-8-0 Women's Bantamweight
- Karolina Kowalkiewicz 16-10-0 Women's Strawweight
- Karolína Vaňková 0-1-0 Flyweight
- Kasib Murdoch 8-1-0 Bantamweight
- Kasim Aras 11-5-0 Heavyweight
- Katharina Lehner 10-11-0 Bantamweight
- Katlyn Cerminara 19-6-0 Women's Flyweight
- Katsuhisa Fujii 9-18-1 Light Heavyweight
- Katsunori Kikuno 20-7-0 Super Heavyweight
- Kauê Fernandes 11-3-0 Lightweight
- Kay Hansen 8-6-0 Women's Strawweight
- Kayla Harrison 19-1-0 Women's Bantamweight
- Kaynan Kruschewsky 16-4-0 Lightweight
- Kazuhiro Nakamura 21-13-0 Middleweight
- Kazuki Tokudome 20-12-1 Lightweight
- Kazula Vargas 16-8-0 Lightweight
- Kazuo Takahashi 29-28-3 Middleweight
- Kazushi Sakuraba 26-17-1 Welterweight
- KB Bhullar 11-5-0 Middleweight
- Keigo Kunihara 3-2-0 Heavyweight
- Keiichiro Nakamura 8-1-0 Featherweight
- Keiichiro Yamamiya 45-35-10 Middleweight
- Keita Nakamura 36-12-2 Lightweight
- Keith Berish 5-1-0 Middleweight
- Keith Hackney 2-2-0 Weight Class not available
- Keith Jardine 17-11-2 Middleweight
- Keith Mielke 0-5-0 Light Heavyweight
- Keith Rockel 12-4-1 Light Heavyweight
- Keith Wisniewski 28-15-1 Welterweight
- Kelly Dullanty 4-2-0 Lightweight
- Kelly Faszholz 4-2-0 Women's Bantamweight
- Kelvin Gastelum 20-11-0 Middleweight
- Ken Shamrock 28-17-2 Heavyweight
- Ken Stone 11-4-0 Bantamweight
- Kenan Song 22-9-0 Welterweight
- Kendall Grove 24-19-0 Catchweight
- Kenichi Yamamoto 5-11-2 Light Heavyweight
- Kennedy Freeman 6-0-0 Women's Flyweight
- Kennedy Nzechukwu 14-7-1 Heavyweight
- Kennedy Rayomba 7-6-0 Middleweight
- Kenneth Bergh 9-1-0 Light Heavyweight
- Kenny Florian 14-6-0 Featherweight
- Kenny Robertson 15-7-0 Welterweight
- Kerry Schall 23-13-0 Heavyweight
- Ketlen Souza 17-7-0 Women's Strawweight
- Ketlen Vieira 16-6-0 Women's Bantamweight
- Kevin Aguilar 17-5-0 Featherweight
- Kevin Borjas 11-6-0 Flyweight
- Kevin Burns 12-7-0 Welterweight
- Kevin Casey 9-6-2 Middleweight
- Kevin Christian 9-4-0 Light Heavyweight
- Kevin Croom 23-15-0 Catchweight
- Kevin Holland 29-15-0 Welterweight
- Kevin Jackson 4-2-0 Middleweight
- Kevin Jordan 11-9-0 Heavyweight
- Kevin Jousset 10-5-0 Welterweight
- Kevin Lee 20-9-0 Lightweight
- Kevin Natividad 10-5-0 Bantamweight
- Kevin Randleman 17-16-0 Heavyweight
- Kevin Rosier 2-6-0 Heavyweight
- Kevin Vallejos 18-1-0 Featherweight
- Khabib Nurmagomedov 29-0-0 Lightweight
- Khadis Ibragimov 11-8-0 Heavyweight
- Khalid Murtazaliev 13-3-0 Middleweight
- Khalid Taha 16-6-0 Featherweight
- Khalil Rountree Jr. 14-7-0 Light Heavyweight
- Khama Worthy 20-12-0 Welterweight
- Khamzat Chimaev 15-1-0 Middleweight
- Khaos Williams 16-6-0 Welterweight
- Kholmurod Nurmatov 15-10-1 Bantamweight
- Khurshed Kakhorov 14-1-0 Bantamweight
- Khusein Askhabov 24-1-0 Featherweight
- Kiefer Crosbie 10-6-0 Welterweight
- Kiichi Kunimoto 21-12-2 Welterweight
- Kimbert Alintozon 7-5-0 Flyweight
- Kimbo Slice 5-2-0 Heavyweight
- Kimo Leopoldo 10-7-1 Heavyweight
- King Green 36-18-1 Lightweight
- Kiru Sahota 13-5-0 Flyweight
- Kit Cope 6-7-0 Catchweight
- Kitt Campbell 16-7-0 Welterweight
- KJ Noons 13-9-0 Lightweight
- Klaudia Syguła 10-3-0 Women's Bantamweight
- Kleydson Rodrigues 8-4-0 Bantamweight
- Klidson Abreu 17-7-0 Heavyweight
- Kody Steele 8-1-0 Lightweight
- Koji Kitao 1-2-0 Super Heavyweight
- Koji Oishi 25-10-10 Featherweight
- Konstantin Erokhin 10-4-0 Heavyweight
- Kris McCray 9-5-0 Welterweight
- Kris Moutinho 15-8-0 Lightweight
- Kris Rotharmel 4-3-0 Light Heavyweight
- Kristof Midoux 6-10-0 Heavyweight
- Kron Gracie 5-3-0 Featherweight
- Krzysztof Jotko 30-6-0 Middleweight
- Krzysztof Soszynski 26-12-1 Light Heavyweight
- Kuat Khamitov 28-9-2 Welterweight
- Kuniyoshi Hironaka 23-9-0 Lightweight
- Kurban Zaynukov 5-0-0 Catchweight
- Kurt Holobaugh 22-10-0 Lightweight
- Kurt Pellegrino 16-7-0 Lightweight
- Kurtis Campbell 9-1-0 Featherweight
- Kwan Ho Kwak 9-2-0 Bantamweight
- Kyle Bochniak 11-7-0 Featherweight
- Kyle Bradley 22-12-0 Lightweight
- Kyle Daukaus 17-6-0 Middleweight
- Kyle Kingsbury 11-6-0 Light Heavyweight
- Kyle Nelson 17-8-1 Lightweight
- Kyle Noke 22-10-1 Welterweight
- Kyle Prepolec 18-11-0 Lightweight
- Kyle Stewart 15-7-0 Middleweight
- Kyle Watson 13-8-1 Lightweight
- Kyler Phillips 12-5-0 Bantamweight
- Kyoji Horiguchi 36-6-0 Flyweight
- Kyung Ho Kang 19-11-0 Bantamweight
L
- Lance Benoist 7-2-0 Welterweight
- Lance Gibson Jr. 10-2-0 Lightweight
- Lance Gibson Sr. 4-5-0 Middleweight
- Lando Vannata 12-8-2 Catchweight
- Landon Quiñones 8-4-1 Lightweight
- Lara Procopio 9-2-0 Women's Flyweight
- Larissa Pacheco 23-5-0 Women's Bantamweight
- Larry Cureton 0-2-0 Heavyweight
- Laura Grzyb 9-0-0 Flyweight
- Laureano Staropoli 15-7-0 Welterweight
- Lauren Mueller 5-4-0 Women's Flyweight
- Lauren Murphy 16-7-0 Women's Flyweight
- Lavar Johnson 18-10-0 Heavyweight
- LaVerne Clark 27-21-1 Light Heavyweight
- Lawrence Lui 8-2-0 Bantamweight
- Leah Letson 5-2-0 Women's Featherweight
- Leandro Issa 17-9-0 Featherweight
- Leandro Silva 30-12-1 Welterweight
- Lee Murray 8-2-1 Middleweight
- Leigh Remedios 18-10-2 Bantamweight
- Leo Brichta 21-6-0 Featherweight
- Leo Kuntz 19-4-1 Welterweight
- Leon Edwards 22-6-0 Welterweight
- Leon Shahbazyan 12-6-0 Welterweight
- Leonard Garcia 18-13-1 Lightweight
- Leonardo Guimarães 15-14-1 Light Heavyweight
- Leonardo Mafra 15-7-0 Catchweight
- Leonardo Morales 15-11-0 Featherweight
- Leonardo Santos 18-6-1 Lightweight
- Lerone Murphy 17-1-1 Featherweight
- Lerryan Douglas 14-6-0 Featherweight
- Leslie Smith 12-9-1 Women's Bantamweight
- Levan Chokheli 15-3-0 Welterweight
- Levan Makashvili 22-10-1 Lightweight
- Levi Rodrigues 5-2-0 Light Heavyweight
- Lewis Gonzalez 12-4-0 Welterweight
- Liana Jojua 8-6-0 Women's Flyweight
- Liliya Shakirova 8-2-0 Women's Flyweight
- Lina Länsberg 10-8-0 Women's Bantamweight
- Lipeng Zhang 35-13-2 Welterweight
- Lisa Ellis 15-11-0 Women's Strawweight
- Liudvik Sholinian 9-3-1 Bantamweight
- Livinha Souza 14-4-0 Women's Strawweight
- Liz Carmouche 26-8-0 Women's Flyweight
- Lodune Sincaid 15-9-0 Light Heavyweight
- Logan Clark 18-6-0 Light Heavyweight
- Loik Radzhabov 18-6-1 Lightweight
- Loma Lookboonmee 10-5-0 Women's Strawweight
- Lone'er Kavanagh 10-2-0 Flyweight
- Long Xiao 27-12-0 Bantamweight
- Loopy Godinez 15-6-0 Women's Strawweight
- Lorenz Larkin 27-8-0 Welterweight
- Losene Keita 17-2-0 Featherweight
- Louie Sutherland 11-6-0 Heavyweight
- Louis Cosce 7-3-0 Welterweight
- Louis Gaudinot 8-5-0 Bantamweight
- Louis Jourdain 9-4-0 Bantamweight
- Louis Lee Scott 11-0-0 Bantamweight
- Louis Smolka 17-9-0 Bantamweight
- Louis Taylor 19-4-1 Middleweight
- Lowell Anderson 0-1-0 Middleweight
- Luan Chagas 15-3-1 Welterweight
- Luan Lacerda 13-4-0 Bantamweight
- Luana Carolina 11-5-0 Women's Bantamweight
- Luana Pinheiro 11-5-0 Women's Strawweight
- Luana Santos 11-2-0 Women's Bantamweight
- Lucas Alexander 8-5-0 Featherweight
- Lucas Almeida 15-6-0 Catchweight
- Lucas Armand 6-1-0 Heavyweight
- Lucas Brennan 11-3-0 Featherweight
- Lucas Fernando 14-3-0 Light Heavyweight
- Lucas Martins 22-7-0 Catchweight
- Lucas Rocha 18-2-0 Flyweight
- Lucia Szabová 10-0-0 Bantamweight
- Lucie Pudilová 17-12-0 Women's Flyweight
- Lucio Linhares 19-8-0 Light Heavyweight
- Ľudovít Klein 24-6-1 Lightweight
- Luigi Fioravanti 26-15-0 Middleweight
- Luigi Vendramini 13-3-0 Lightweight
- Luis Felipe Dias 18-6-0 Middleweight
- Luis Gurule 11-4-0 Flyweight
- Luis Henrique 19-10-0 Heavyweight
- Luis Henrique da Silva 20-13-0 Heavyweight
- Luis Hernandez 9-0-0 Light Heavyweight
- Luis Pajuelo 8-2-0 Featherweight
- Luis Pena 14-8-0 Welterweight
- Luis Ramos 20-10-2 Welterweight
- Luis Saldaña 18-7-1 Featherweight
- Luiz Cané 17-7-0 Light Heavyweight
- Luiz Dutra Jr. 13-7-1 Welterweight
- Luiz Garagorri 15-4-0 Featherweight
- Lukasz Brzeski 9-7-1 Heavyweight
- Łukasz Sajewski 15-6-0 Featherweight
- Luke Barnatt 15-10-0 Light Heavyweight
- Luke Caudillo 17-17-0 Lightweight
- Luke Cummo 6-6-0 Welterweight
- Luke Fernandez 6-1-0 Light Heavyweight
- Luke Jumeau 13-5-0 Welterweight
- Luke Riley 14-0-0 Featherweight
- Luke Rockhold 16-6-0 Super Heavyweight
- Luke Sanders 13-5-0 Featherweight
- Luke Zachrich 14-4-0 Middleweight
- Lyman Good 21-6-0 Welterweight
- Lyoto Machida 26-12-0 Middleweight
M
- M. Waterson-Gomez 18-13-0 Women's Strawweight
- Mac Danzig 22-12-1 Lightweight
- Machi Fukuda 11-3-0 Women's Strawweight
- Maciej Jewtuszko 13-5-0 Welterweight
- Mackens Semerzier 8-4-0 Featherweight
- Mackenzie Dern 17-5-0 Women's Strawweight
- Mackenzie Stiller 6-2-0 Women's Strawweight
- Macy Chiasson 10-6-0 Women's Bantamweight
- Mads Burnell 21-8-0 Lightweight
- Magnus Cedenblad 14-5-0 Middleweight
- Magomed Ankalaev 22-2-1 Light Heavyweight
- Magomed Bibulatov 21-4-0 Bantamweight
- Magomed Gadzhiyasulov 9-1-0 Light Heavyweight
- Magomed Mustafaev 14-4-0 Lightweight
- Magomed Tuchalov 6-0-0 Light Heavyweight
- Magomed Zaynukov 9-0-0 Lightweight
- Magomedrasul Gasanov 23-2-0 Middleweight
- Mahammadali Osmanli 13-2-0 Bantamweight
- Maheshate 12-5-0 Lightweight
- Maia Kahaunaele 6-5-0 Strawweight
- Maiquel Falcão 39-21-0 Light Heavyweight
- Mairbek Taisumov 27-6-0 Lightweight
- Mairon Santos 17-1-0 Featherweight
- Makhmud Muradov 30-8-0 Heavyweight
- Maki Pitolo 16-12-0 Catchweight
- Makwan Amirkhani 20-11-0 Lightweight
- Malcolm Gordon 14-8-0 Catchweight
- Malcolm Wellmaker 10-3-0 Bantamweight
- Mallory Martin 11-6-0 Women's Strawweight
- Mana Martinez 10-6-0 Bantamweight
- Mandel Nallo 15-4-0 Lightweight
- Mandy Böhm 8-2-0 Women's Flyweight
- Manel Kape 23-7-0 Flyweight
- Manjoor Alam 4-0-0 Featherweight
- Manny Bermudez 15-2-0 Lightweight
- Manny Gamburyan 15-10-0 Bantamweight
- Manny Rodriguez 11-5-0 Welterweight
- Manoel Sousa 15-1-0 Lightweight
- Manolo Zecchini 11-5-0 Featherweight
- Manon Fiorot 13-3-0 Women's Flyweight
- Mansur Abdul-Malik 9-2-1 Middleweight
- Mansur Dadaev 7-1-0 Welterweight
- Mantas Kondratavičius 9-1-0 Middleweight
- Manuel Torres 17-4-0 Lightweight
- Mara Romero Borella 12-9-0 Flyweight
- Marc Diakiese 18-9-0 Lightweight
- Marc-André Barriault 18-11-0 Middleweight
- Marcel Fortuna 10-4-0 Middleweight
- Marcel Máša 0-2-0 Catchweight
- Marcelo Aguiar 2-3-1 Lightweight
- Marcelo Golm 10-6-0 Heavyweight
- Marcelo Guimarães 9-2-1 Middleweight
- Marcelo Mello 1-0-0 Lightweight
- Marcelo Rojo 17-10-0 Featherweight
- Marcin Bandel 22-11-1 Middleweight
- Marcin Held 31-11-0 Lightweight
- Marcin Prachnio 17-10-0 Light Heavyweight
- Marcin Tybura 27-12-0 Heavyweight
- Marcin Wrzosek 14-7-0 Light Heavyweight
- Marcio Alexandre Jr. 17-5-0 Welterweight
- Márcio Barbosa 19-2-0 Featherweight
- Marcio Cruz 8-3-0 Light Heavyweight
- Marco Beltran 19-11-0 Bantamweight
- Marco Polo Reyes 17-9-0 Lightweight
- Marco Ruas 9-4-2 Heavyweight
- Marco Tulio 14-3-0 Middleweight
- Marcos Degli 15-3-0 Flyweight
- Marcos Rogério de Lima 23-10-1 Catchweight
- Marcos Rosa 7-7-0 Lightweight
- Marcos Vinicius 24-12-1 Featherweight
- Marcus Aurelio 22-10-0 Welterweight
- Marcus Bossett 1-3-0 Heavyweight
- Marcus Brimage 7-8-0 Featherweight
- Marcus Buchecha 5-3-1 Heavyweight
- Marcus Davis 23-11-0 Welterweight
- Marcus Jones 4-2-0 Heavyweight
- Marcus LeVesseur 22-7-0 Lightweight
- Marcus McGhee 12-2-0 Bantamweight
- Marcus Silveira 6-4-0 Heavyweight
- Marek Bartl 18-18-0 Welterweight
- Marek Bujło 7-1-0 Heavyweight
- Maria Oliveira 13-7-0 Women's Strawweight
- Marina Rodriguez 17-6-2 Women's Strawweight
- Marina Spasić 7-2-0 Strawweight
- Mario Bautista 18-3-0 Bantamweight
- Mario Mingaj 7-1-0 Middleweight
- Mario Miranda 14-7-0 Light Heavyweight
- Mario Neto 13-5-0 Heavyweight
- Mario Pinto 13-0-0 Heavyweight
- Marion Reneau 9-8-1 Women's Bantamweight
- Mariya Agapova 10-5-0 Women's Flyweight
- Mark Bocek 12-5-0 Lightweight
- Mark Choinski 8-1-0 Welterweight
- Mark Coleman 16-10-0 Light Heavyweight
- Mark De La Rosa 11-5-0 Bantamweight
- Mark Eddiva 6-3-0 Featherweight
- Mark Godbeer 13-5-0 Heavyweight
- Mark Hall 5-6-0 Heavyweight
- Mark Holst 12-6-0 Welterweight
- Mark Hominick 20-12-0 Featherweight
- Mark Hughes 6-2-0 Lightweight
- Mark Hunt 13-14-1 Heavyweight
- Mark Kerr 15-11-0 Heavyweight
- Mark Madsen 12-2-0 Lightweight
- Mark Muñoz 14-6-0 Middleweight
- Mark Robinson 1-0-0 Openweight
- Mark Scanlon 9-2-0 Welterweight
- Mark Schultz 1-0-0 Weight Class not available
- Mark Striegl 18-5-0 Catchweight
- Mark Tullius 2-5-0 Heavyweight
- Mark Vologdin 12-5-2 Bantamweight
- Mark Weir 21-18-1 Middleweight
- Markus Perez 14-7-0 Middleweight
- Marlon Moraes 24-13-1 Featherweight
- Marlon Vera 24-12-1 Featherweight
- Marnic Mann 6-3-0 Women's Strawweight
- Marouane Bellagouit 7-3-0 Featherweight
- MarQuel Mederos 12-1-1 Lightweight
- Martín Bravo 13-4-0 Featherweight
- Martin Buday 16-4-0 Heavyweight
- Martin Buschkamp 9-0-0 Featherweight
- Martin Day 8-7-0 Featherweight
- Martin Kampmann 20-7-0 Welterweight
- Martin Kozak 7-0-0 Middleweight
- Martin Sano 4-3-1 Welterweight
- Martin Svensson 15-6-0 Lightweight
- Martun Mezhlumyan 15-3-0 Lightweight
- Marvin Eastman 18-15-1 Light Heavyweight
- Marvin Vettori 19-11-1 Middleweight
- Marwan Rahiki 9-1-0 Featherweight
- Maryna Moroz 11-6-0 Women's Flyweight
- Masanori Kanehara 29-14-5 Featherweight
- Mashrabjon Ruzibaev 20-4-1 Lightweight
- Masio Fullen 15-11-0 Featherweight
- Mason Jones 18-3-0 Lightweight
- Masutatsu Yano 2-4-1 Light Heavyweight
- Mateus Mendonça 12-3-0 Bantamweight
- Mateusz Gamrot 26-5-0 Lightweight
- Mateusz Pawlik 7-2-0 Welterweight
- Mateusz Rębecki 21-5-0 Lightweight
- Matheus Camilo 11-4-0 Lightweight
- Matheus Nicolau 19-5-1 Flyweight
- Mats Nilsson 11-4-1 Welterweight
- Matt Andersen 14-8-1 Middleweight
- Matt Arroyo 3-3-0 Welterweight
- Matt Bessette 25-10-0 Lightweight
- Matt Brown 24-19-0 Welterweight
- Matt Dwyer 11-9-0 Middleweight
- Matt Frevola 11-6-1 Lightweight
- Matt Grice 15-5-0 Featherweight
- Matt Hamill 12-8-0 Light Heavyweight
- Matt Hobar 9-3-0 Bantamweight
- Matt Horwich 30-25-1 Middleweight
- Matt Hughes 45-9-0 Welterweight
- Matt Lindland 22-9-0 Catchweight
- Matt Lucas 15-3-0 Light Heavyweight
- Matt Mitrione 13-9-0 Heavyweight
- Matt Riddle 8-3-0 Welterweight
- Matt Sayles 8-4-0 Featherweight
- Matt Schnell 17-11-0 Catchweight
- Matt Serra 11-7-0 Welterweight
- Matt Van Buren 7-6-0 Light Heavyweight
- Matt Veach 17-5-0 Welterweight
- Matt Wiman 16-10-0 Lightweight
- Matthew Lopez 10-4-0 Bantamweight
- Matthew Semelsberger 11-8-0 Welterweight
- Matthieu Duclos 11-3-0 Middleweight
- Matty Iann 4-0-0 Bantamweight
- Matúš Juráček 14-6-0 Welterweight
- Maurice Greene 12-9-0 Heavyweight
- Maurice Smith 12-14-0 Heavyweight
- Maurício Rua 27-14-1 Light Heavyweight
- Mauricio Ruffy 14-3-0 Lightweight
- Max Gimenis 6-2-0 Heavyweight
- Max Griffin 20-13-0 Welterweight
- Max Holloway 28-9-0 Welterweight
- Max Rohskopf 7-2-0 Lightweight
- Maxim Grishin 35-12-2 Light Heavyweight
- Maximo Blanco 12-8-1 Featherweight
- Maxwell Djantou Nana 7-2-0 Heavyweight
- Maycee Barber 15-3-0 Women's Flyweight
- Mayra Bueno Silva 10-7-1 Women's Bantamweight
- Megan Anderson 10-5-0 Women's Featherweight
- Mehdi Baghdad 13-7-0 Welterweight
- Melinda Fábián 5-4-2 Women's Flyweight
- Melissa Croden 8-4-0 Women's Bantamweight
- Melissa Gatto 9-3-3 Women's Flyweight
- Melissa Martinez 8-2-0 Women's Strawweight
- Melissa Mullins 7-3-0 Women's Bantamweight
- Melissa Sena 9-1-0 Women's Strawweight
- Melquizael Costa 26-8-0 Lightweight
- Melsik Baghdasaryan 8-4-0 Featherweight
- Melton Bowen 0-1-0 Weight Class not available
- Melvin Guillard 33-24-2 Welterweight
- Meng Ding 37-12-0 Welterweight
- Merab Dvalishvili 21-5-0 Bantamweight
- Michael Aljarouj 13-4-0 Flyweight
- Michael Aswell 12-5-0 Featherweight
- Michael Bisping 30-9-0 Middleweight
- Michael Chandler 23-11-0 Lightweight
- Michael Chiesa 20-7-0 Welterweight
- Michael Johnson 24-20-0 Lightweight
- Michael Kuiper 15-7-0 Light Heavyweight
- Michael McBride 8-3-0 Lightweight
- Michael McDonald 19-4-0 Bantamweight
- Michael Morales 19-0-0 Welterweight
- Michael Obodozie 2-0-0 Welterweight
- Michael Oliveira 10-0-0 Welterweight
- Michael Page 26-3-0 Middleweight
- Michael Trizano 10-3-0 Featherweight
- Michal Figlak 8-2-0 Lightweight
- Michał Materla 34-11-0 Middleweight
- Michal Oleksiejczuk 22-10-0 Middleweight
- Micheal Gillmore 6-5-0 Welterweight
- Michel Batista 4-2-0 Heavyweight
- Michel Pereira 32-15-0 Middleweight
- Michel Prazeres 27-7-0 Welterweight
- Michel Quiñones 8-3-0 Featherweight
- Michelle Montague 8-0-0 Women's Bantamweight
- Michihiro Omigawa 19-15-1 Featherweight
- Michinori Tanaka 16-4-0 Bantamweight
- Mick Parkin 10-2-0 Heavyweight
- Mickael Lebout 24-13-2 Lightweight
- Mickey Gall 7-7-0 Welterweight
- Miesha Tate 20-10-0 Women's Bantamweight
- Miguel Baeza 10-4-0 Welterweight
- Miguel Torres 44-9-0 Bantamweight
- Mike Breeden 11-6-0 Lightweight
- Mike Brown 26-9-0 Featherweight
- Mike Ciesnolevicz 19-4-0 Heavyweight
- Mike Davis 14-4-0 Lightweight
- Mike De La Torre 14-9-0 Lightweight
- Mike Easton 13-6-0 Bantamweight
- Mike Graves 11-1-2 Welterweight
- Mike Grundy 12-4-0 Featherweight
- Mike Guymon 15-6-1 Lightweight
- Mike Jackson 2-2-0 Catchweight
- Mike King 5-1-0 Middleweight
- Mike Kyle 23-19-1 Heavyweight
- Mike Lullo 8-3-0 Featherweight
- Mike Malott 15-2-1 Welterweight
- Mike Massenzio 13-9-0 Middleweight
- Mike Mathetha 6-6-0 Welterweight
- Mike Nickels 9-5-0 Heavyweight
- Mike Patt 12-4-0 Light Heavyweight
- Mike Perry 15-9-0 Welterweight
- Mike Pierce 17-7-0 Welterweight
- Mike Pyle 27-14-1 Welterweight
- Mike Rhodes 13-6-0 Light Heavyweight
- Mike Ricci 11-5-0 Lightweight
- Mike Rio 10-5-0 Lightweight
- Mike Rodriguez 12-7-0 Heavyweight
- Mike Russow 15-3-0 Heavyweight
- Mike Santiago 22-14-0 Lightweight
- Mike Stumpf 11-4-0 Welterweight
- Mike Swick 15-6-0 Welterweight
- Mike Van Arsdale 8-5-0 Light Heavyweight
- Mike Wessel 15-8-0 Heavyweight
- Mike Whitehead 27-8-0 Heavyweight
- Mike Wilkinson 9-5-0 Lightweight
- Mikey Burnett 5-2-0 Welterweight
- Milana Dudieva 14-9-0 Women's Bantamweight
- Miles Johns 16-5-0 Featherweight
- Miloš Janičić 19-4-0 Lightweight
- Milton Vieira 13-8-2 Featherweight
- Ming Shi 18-6-0 Women's Strawweight
- Mingyang Zhang 19-8-0 Light Heavyweight
- Minoki Ichihara 0-1-0 Heavyweight
- Miranda Granger 7-3-0 Women's Strawweight
- Miranda Maverick 17-6-0 Women's Flyweight
- Mirko Filipović 38-11-2 Heavyweight
- Mirsad Bektić 13-4-0 Featherweight
- Misha Cirkunov 15-9-0 Light Heavyweight
- Mitch Clarke 11-5-0 Lightweight
- Mitch Gagnon 12-5-0 Bantamweight
- Mitch Ramirez 8-4-0 Lightweight
- Mitch Raposo 11-3-0 Flyweight
- Mizuki 16-6-0 Women's Strawweight Division
- Mizuto Hirota 18-11-2 Lightweight
- Modestas Bukauskas 21-7-0 Light Heavyweight
- Modestino Rodrigues 8-1-0 Middleweight
- Mohamed Camara 5-4-1 Featherweight
- Mohamed Grabinski 24-11-0 Welterweight
- Mohammad Yahya 12-7-0 Featherweight
- Mohammed Usman 11-4-0 Heavyweight
- Molly McCann 14-8-0 Women's Strawweight
- Montana De La Rosa 13-9-1 Women's Flyweight
- Montel Jackson 16-4-0 Bantamweight
- Montse Rendon 7-2-0 Women's Bantamweight
- Montserrat Ruiz 10-5-0 Women's Strawweight
- Morgan Charrière 21-13-1 Featherweight
- Mostapha Al Turk 6-6-0 Heavyweight
- Moti Horenstein 1-6-0 Heavyweight
- Motonobu Tezuka 31-18-6 Bantamweight
- Mounir Lazzez 11-3-0 Welterweight
- Movsar Evloev 20-0-0 Featherweight
- Muhammad Mokaev 17-0-0 Flyweight
- Muhammad Naimov 13-5-0 Featherweight
- Muhammad Saidov 10-0-0 Light Heavyweight
- Muhammadkabir Nazarzoda 6-0-0 Flyweight
- Muhidin Abubakar 12-1-0 Flyweight
- Muin Gafurov 20-7-0 Bantamweight
- Mukhammadamin Shamolov 6-0-0 Bantamweight
- Murilo Bustamante 15-8-1 Middleweight
- Murtazali Magomedov 11-0-0 Featherweight
- Muslim Salikhov 22-7-0 Welterweight
- Myktybek Orolbai 16-3-1 Welterweight
- Myles Jury 19-6-0 Lightweight
N
- Na Liang 22-8-0 Women's Flyweight
- Nad Narimani 12-4-0 Catchweight
- Nadia Kassem 5-2-0 Women's Flyweight
- Nah-shon Burrell 19-13-0 Middleweight
- Nam Phan 21-17-0 Lightweight
- Namsrai Batbayar 10-2-0 Catchweight
- Nandor Guelmino 11-6-1 Heavyweight
- Naoki Inoue 21-5-0 Bantamweight
- Naoyuki Kotani 37-20-7 Lightweight
- Nasrat Haqparast 18-7-0 Lightweight
- Nassourdine Imavov 17-4-0 Middleweight
- Natália Silva 21-5-1 Women's Flyweight
- Natan Levy 9-2-0 Catchweight
- Nate Diaz 21-14-0 Welterweight
- Nate Landwehr 18-9-0 Lightweight
- Nate Loughran 11-2-0 Welterweight
- Nate Maness 16-3-0 Bantamweight
- Nate Marquardt 36-20-2 Middleweight
- Nate Mohr 9-7-0 Lightweight
- Nate Quarry 12-4-0 Middleweight
- Nate Schroeder 11-10-0 Heavyweight
- Nathan Coy 15-7-0 Welterweight
- Nathan Fletcher 11-3-0 Bantamweight
- Nathaniel Wood 23-7-0 Featherweight
- Navajo Stirling 11-0-0 Light Heavyweight
- Nazareno Malegarie 29-6-1 Featherweight
- Nazim Sadykhov 11-3-1 Lightweight
- Neil Grove 12-8-1 Heavyweight
- Neil Magny 32-14-0 Welterweight
- Neil Seery 16-13-0 Flyweight
- Neil Wain 13-4-0 Heavyweight
- Nghiem Van Y 6-2-0 Bantamweight
- Nicco Montaño 4-3-0 Women's Bantamweight
- Nick Agallar 24-6-0 Featherweight
- Nick Aguirre 10-3-0 Featherweight
- Nick Catone 10-4-0 Middleweight
- Nick Denis 11-3-0 Bantamweight
- Nick Diaz 26-10-0 Welterweight
- Nick Fiore 12-2-0 Lightweight
- Nick Galanti 9-1-0 Middleweight
- Nick Hein 14-5-0 Lightweight
- Nick Klein 6-3-0 Middleweight
- Nick Maximov 15-2-0 Middleweight
- Nick Osipczak 6-3-0 Welterweight
- Nick Pace 8-3-0 Bantamweight
- Nick Penner 11-3-0 Light Heavyweight
- Nick Ring 14-4-0 Middleweight
- Nick Roehrick 9-2-0 Light Heavyweight
- Nick Sanzo 1-1-0 Lightweight
- Nick Serra 7-3-0 Welterweight
- Nick Thompson 38-14-1 Welterweight
- Nico Musoke 16-5-0 Middleweight
- Nicolae Negumereanu 13-2-0 Light Heavyweight
- Nicolas Dalby 24-6-1 Welterweight
- Nicolle Caliari 9-4-0 Women's Strawweight
- Nik Lentz 30-12-2 Catchweight
- Nikita Krylov 31-12-0 Light Heavyweight
- Niklas Bäckström 11-4-0 Lightweight
- Niklas Stolze 14-10-0 Welterweight
- Niko Price 17-11-0 Welterweight
- Nikolas Motta 15-6-0 Lightweight
- Nikolay Veretennikov 14-8-0 Welterweight
- Nilson Rojas 9-1-0 Flyweight
- Nina Milošević 9-1-0 Bantamweight
- Nina Nunes 11-7-0 Women's Flyweight
- Nissen Osterneck 13-4-0 Middleweight
- Niushiyue Ji 17-4-0 Flyweight
- Nkosi Ndebele 11-3-0 Bantamweight
- Noad Lahat 13-5-0 Featherweight
- Noah Gugnon 10-2-0 Lightweight
- Nobuhiko Takada 2-6-2 Heavyweight
- Noe Hernandez 5-6-0 Light Heavyweight
- Nohelin Hernandez 12-6-0 Featherweight
- Nolan Ticman 4-3-0 Flyweight
- Nora Cornolle 10-4-0 Women's Bantamweight
- Nordine Taleb 15-7-0 Middleweight
- Norifumi Yamamoto 18-6-0 Bantamweight
- Norma Dumont 13-4-0 Women's Bantamweight
- Norman Parke 32-7-1 Heavyweight
- Nursulton Ruziboev 37-10-2 Middleweight
- Nurullo Aliev 12-0-0 Lightweight
- Nyamjargal Tumendemberel 10-1-0 Flyweight
O
- Oban Elliott 12-5-0 Welterweight
- Ode Osbourne 13-9-0 Flyweight
- Oleg Taktarov 17-5-2 Heavyweight
- Oleksandr Doskalchuk 10-4-0 Flyweight
- Oli Thompson 23-19-0 Heavyweight
- Oliver Enkamp 11-4-0 Welterweight
- Olivier Aubin-Mercier 21-5-0 Lightweight
- Ollie Schmid 4-3-0 Featherweight
- Olutobi Ayodeji Kalejaiye 10-9-0 Heavyweight
- Oluwale Bamgbose 6-4-0 Middleweight
- Omar El Bily 7-5-0 Bantamweight
- Omar Morales 12-4-0 Welterweight
- Omari Akhmedov 26-8-1 Catchweight
- Onassis Parungao 2-1-0 Heavyweight
- Orion Cosce 8-2-0 Welterweight
- Orlando Wiet 1-5-0 Welterweight
- Oskar Piechota 11-3-1 Middleweight
- Otari Tanzilovi 11-2-0 Bantamweight
- Otgonbaatar Boldbaatar 6-1-0 Flyweight
- Ottman Azaitar 13-3-0 Lightweight
- Oumar Sy 12-3-0 Light Heavyweight
- Ovince St. Preux 27-18-0 Light Heavyweight
- Ozzy Diaz 10-5-0 Middleweight
P
- Pablo Garza 12-4-0 Featherweight
- Paddy Holohan 12-2-1 Flyweight
- Paddy Pimblett 24-4-0 Lightweight
- Paige VanZant 8-5-0 Women's Flyweight
- Pannie Kianzad 16-10-0 Women's Bantamweight
- Papy Abedi 10-4-0 Middleweight
- Parker Porter 14-9-0 Heavyweight
- Pascal Krauss 11-2-0 Welterweight
- Pat Audinwood 11-2-1 Lightweight
- Pat Barry 8-7-0 Heavyweight
- Pat Healy 34-24-0 Lightweight
- Pat Miletich 29-8-2 Catchweight
- Pat Sabatini 22-5-0 Featherweight
- Pat Schilling 5-2-0 Featherweight
- Pat Walsh 10-3-0 Heavyweight
- Patchy Mix 20-5-0 Bantamweight
- Patricio Pitbull 38-9-0 Featherweight
- Patrick Cote 23-11-0 Welterweight
- Patrick Cummins 10-7-0 Light Heavyweight
- Patrick Ocheme 8-1-0 Catchweight
- Patrick Smith 20-17-0 Heavyweight
- Patrick Vespaziani 6-3-0 Heavyweight
- Patrick Williams 8-6-0 Bantamweight
- Paul Bradley 23-10-0 Welterweight
- Paul Buentello 35-17-0 Heavyweight
- Paul Craig 17-10-1 Light Heavyweight
- Paul Creighton 3-1-0 Lightweight
- Paul Daley 43-18-2 Catchweight
- Paul Felder 17-6-0 Lightweight
- Paul Georgieff 6-2-0 Welterweight
- Paul Herrera 1-1-0 Weight Class not available
- Paul Jones 11-1-1 Light Heavyweight
- Paul Kelly 15-5-0 Welterweight
- Paul Redmond 15-9-0 Lightweight
- Paul Rodriguez 10-9-2 Catchweight
- Paul Sass 14-2-0 Lightweight
- Paul Taylor 11-6-1 Lightweight
- Paul Varelans 9-9-0 Heavyweight
- Paulo Costa 16-4-0 Light Heavyweight
- Paulo Santos 0-3-0 Lightweight
- Paulo Thiago 19-11-0 Middleweight
- Pavel Andrusca 9-0-0 Featherweight
- Pavel Vitruk 19-9-1 Bantamweight
- Paweł Pawlak 26-4-1 Middleweight
- Payton Talbott 12-1-0 Bantamweight
- Pearl Gonzalez 11-6-0 Women's Strawweight
- Pedro Falcão 16-5-0 Bantamweight
- Pedro Munhoz 20-10-0 Bantamweight
- Pedro Nobre 22-9-2 Catchweight
- Pedro Rizzo 20-11-0 Heavyweight
- Peggy Morgan 4-4-0 Women's Bantamweight
- Per Eklund 14-5-1 Lightweight
- Pete Rodriguez 5-2-0 Welterweight
- Pete Sell 10-7-0 Welterweight
- Pete Spratt 25-24-0 Welterweight
- Pete Williams 12-6-0 Heavyweight
- Peter Barrett 17-7-0 Lightweight
- Peter Sobotta 17-7-1 Welterweight
- Petr Yan 20-5-0 Bantamweight
- Phil Baroni 16-19-0 Catchweight
- Phil Davis 25-8-0 Light Heavyweight
- Phil De Fries 29-6-0 Heavyweight
- Phil Harris 22-12-0 Flyweight
- Phil Hawes 12-6-0 Light Heavyweight
- Phil Johns 30-14-1 Lightweight
- Phil Rowe 12-7-0 Middleweight
- Philipe Lins 18-5-0 Light Heavyweight
- Phillip Miller 16-0-0 Middleweight
- Phillipe Nover 11-8-1 Featherweight
- Piera Rodriguez 12-2-0 Women's Strawweight
- Pietro Menga 14-4-0 Flyweight
- Pingyuan Liu 15-6-0 Bantamweight
- Piotr Hallmann 19-6-0 Light Heavyweight
- Poliana Botelho 9-5-0 Women's Flyweight
- Polyana Viana 13-9-0 Women's Strawweight
- Preston Parsons 11-6-0 Welterweight
- Priscila Cachoeira 13-9-0 Women's Bantamweight
- Przemysław Mysiala 25-13-1 Light Heavyweight
- Puja Tomar 9-6-0 Women's Strawweight
- Punahele Soriano 13-5-0 Welterweight
Q
- Quang Le 9-3-0 Bantamweight
- Quentin Pasley 4-0-0 Light Heavyweight
- Quillan Salkilld 13-1-0 Lightweight
- Quinn Mulhern 18-4-0 Lightweight
- Quinton Jackson 38-14-0 Heavyweight
R
- Rabindra Dhant 11-1-0 Bantamweight
- Rachael Ostovich 4-6-0 Women's Flyweight
- Rafa García 19-5-0 Lightweight
- Rafael Alves 22-13-0 Welterweight
- Rafael Carino 2-1-1 Heavyweight
- Rafael Cavalcante 13-7-0 Light Heavyweight
- Rafael Cerqueira 11-5-0 Light Heavyweight
- Rafael dos Anjos 32-18-0 Welterweight
- Rafael Estevam 14-1-0 Bantamweight
- Rafael Fiziev 14-5-0 Lightweight
- Rafael Natal 21-9-1 Middleweight
- Rafael Tobias 14-3-0 Light Heavyweight
- Rafaello Oliveira 17-8-0 Featherweight
- Rafał Haratyk 21-5-2 Light Heavyweight
- Rafiq Afridi 10-2-0 Bantamweight
- Rainy Martinez 0-2-0 Heavyweight
- Ramazan Emeev 23-6-0 Middleweight
- Ramazan Kuramagomedov 14-0-0 Welterweight
- Ramazan Ragimov 6-0-0 Featherweight
- Ramazan Temirov 20-3-0 Flyweight
- Rameau Thierry Sokoudjou 19-18-0 Heavyweight
- Ramiro Hernandez 20-11-0 Featherweight
- Ramiro Jimenez 11-0-0 Featherweight
- Ramiz Brahimaj 13-7-0 Welterweight
- Ramon Taveras 10-4-0 Featherweight
- Ramona Pascual 6-6-0 Women's Bantamweight
- Ramsey Nijem 10-9-0 Welterweight
- Rana Singh 12-3-0 Lightweight
- Randa Markos 11-11-1 Women's Strawweight
- Randy Brown 20-8-0 Welterweight
- Randy Costa 8-4-0 Catchweight
- Randy Couture 19-11-0 Light Heavyweight
- Rani Yahya 28-12-1 Bantamweight
- Raoni Barcelos 22-6-0 Bantamweight
- Raphael Assunção 28-10-0 Bantamweight
- Raphael Pessoa Nunes 10-7-0 Heavyweight
- Raquel Pennington 16-9-0 Women's Bantamweight
- Rashad Coulter 9-5-0 Heavyweight
- Rashad Evans 20-8-1 Heavyweight
- Rashid Magomedov 26-6-1 Catchweight
- Rasim Mirzaev 4-1-0 Bantamweight
- Raul Rosas Jr. 13-1-0 Bantamweight
- Raulian Paiva 23-6-2 Featherweight
- Ravena Oliveira 7-5-1 Women's Strawweight
- Ray Borg 16-5-0 Flyweight
- Ray Rodriguez 16-8-0 Bantamweight
- Ray Wizard 0-1-0 Weight Class not available
- Rayanne dos Santos 14-9-0 Women's Strawweight
- Razak Al-Hassan 13-5-0 Heavyweight
- Rebin Fazil 4-0-0 Featherweight
- Reese Andy 7-3-0 Light Heavyweight
- Regezhen 11-3-0 Featherweight
- Regina Tarin 9-0-0 Women's Flyweight
- Reginaldo Vieira 18-10-0 Bantamweight
- Rei Tsuruya 12-1-0 Flyweight
- Reinier de Ridder 22-4-0 Light Heavyweight
- Remco Pardoel 9-6-1 Heavyweight
- Ren Yawei 9-5-0 Catchweight
- Renan Barão 34-10-0 Lightweight
- Renato Moicano 21-7-1 Lightweight
- Renato Sobral 37-12-0 Light Heavyweight
- Renato Verissimo 7-5-0 Catchweight
- Rene Pessoa 27-12-0 Light Heavyweight
- Renee Forte 8-4-0 Lightweight
- Renzo Gracie 14-7-1 Middleweight
- Reuben Duran 13-7-1 Flyweight
- Rex Holman 4-2-0 Light Heavyweight
- Reza Madadi 14-6-0 Lightweight
- Reza Nasri 0-1-0 Weight Class not available
- Rhys McKee 15-7-1 Catchweight
- Ricardo Abreu 5-1-0 Middleweight
- Ricardo Almeida 13-5-0 Welterweight
- Ricardo Funch 9-6-0 Welterweight
- Ricardo Lamas 20-8-0 Featherweight
- Ricardo Ramos 17-8-0 Featherweight
- Ricardo Romero 11-3-0 Light Heavyweight
- Ricco Rodriguez 54-27-0 Heavyweight
- Rich Attonito 10-5-0 Welterweight
- Rich Clementi 45-23-1 Lightweight
- Rich Franklin 29-7-0 Middleweight
- Richard Crunkilton 19-4-0 Lightweight
- Richard Odoms 14-6-0 Heavyweight
- Richard Walsh 9-5-0 Welterweight
- Richardson Moreira 8-5-0 Light Heavyweight
- Richie Hightower 8-4-0 Lightweight
- Richie Miranda 13-2-0 Lightweight
- Richie Smullen 15-5-1 Lightweight
- Richie Vaculik 10-5-0 Bantamweight
- Rick Davis 3-1-1 Lightweight
- Rick Story 21-10-0 Welterweight
- Ricky Glenn 22-9-2 Welterweight
- Ricky Rainey 13-6-0 Catchweight
- Ricky Simón 22-8-1 Bantamweight
- Ricky Turcios 12-6-0 Featherweight
- Riki Fukuda 24-9-0 Middleweight
- Rin Nakai 29-2-1 Women's Bantamweight
- Rinat Fakhretdinov 24-1-1 Welterweight
- Rinya Nakamura 10-2-0 Bantamweight
- Rizvan Kuniev 14-3-1 Heavyweight
- Rizwan Ali 11-1-0 Lightweight
- RJ Harris 6-1-0 Heavyweight
- Roan Carneiro 21-13-0 Welterweight
- Rob Broughton 16-7-1 Heavyweight
- Rob Emerson 21-15-0 Bantamweight
- Rob Font 22-10-0 Bantamweight
- Rob Kimmons 25-9-0 Catchweight
- Rob MacDonald 5-4-0 Heavyweight
- Rob Wilkinson 20-5-0 Light Heavyweight
- Rob Yundt 9-5-0 Welterweight
- Robbie Lawler 30-16-0 Welterweight
- Robbie Peralta 19-9-0 Featherweight
- Robelis Despaigne 7-2-0 Heavyweight
- Robert Bryczek 18-8-0 Middleweight
- Robert Drysdale 7-0-0 Light Heavyweight
- Robert Lucarelli 0-1-0 Weight Class not available
- Robert Ruchala 11-3-0 Featherweight
- Robert Valentin 12-6-0 Middleweight
- Robert Whiteford 17-5-0 Catchweight
- Robert Whittaker 27-9-0 Light Heavyweight
- Roberto Romero 8-5-1 Featherweight
- Roberto Sanchez 8-2-0 Flyweight
- Roberto Soldic 22-4-0 Welterweight
- Roberto Traven 6-4-1 Middleweight
- Rocky Lee 4-6-0 Featherweight
- Rodney Wallace 26-16-1 Heavyweight
- Rodolfo Bellato 13-4-1 Light Heavyweight
- Rodolfo Rubio 20-14-1 Bantamweight
- Rodolfo Vieira 12-5-0 Middleweight
- Rodrigo Damm 12-9-0 Lightweight
- Rodrigo de Lima 9-3-1 Welterweight
- Rodrigo Nascimento 12-5-0 Heavyweight
- Rodrigo Ruas 4-5-1 Welterweight
- Rodrigo Sezinando 8-2-0 Welterweight
- Rodrigo Vera 22-1-1 Featherweight
- Roger Bowling 12-6-0 Welterweight
- Roger Gracie 8-2-0 Light Heavyweight
- Roger Hollett 13-5-0 Light Heavyweight
- Roger Huerta 24-14-1 Catchweight
- Roger Narvaez 8-4-0 Light Heavyweight
- Roger Zapata 4-2-0 Welterweight
- Rogério Bontorin 17-6-0 Bantamweight
- Roland Delorme 9-5-0 Bantamweight
- Roland Payne 0-1-0 Weight Class not available
- Rolando Bedoya 14-5-0 Lightweight
- Rolando Dy 15-13-0 Catchweight
- Roldan Sangcha-an 4-3-0 Bantamweight
- Roli Delgado 11-6-1 Featherweight
- Rolles Gracie 8-4-0 Heavyweight
- Roman Bogatov 13-2-0 Featherweight
- Roman Dolidze 15-6-0 Light Heavyweight
- Roman Kopylov 16-5-0 Middleweight
- Roman Mitichyan 8-3-0 Welterweight
- Roman Puga 6-1-0 Featherweight
- Roman Salazar 14-10-0 Featherweight
- Romie Aram 7-1-0 Lightweight
- Ron Faircloth 33-20-0 Heavyweight
- Ron Van Clief 0-1-0 Weight Class not available
- Ron Waterman 16-6-2 Heavyweight
- Ronald Humphrey 5-0-0 Welterweight
- Ronald Jhun 24-26-2 Middleweight
- Ronald Paradeiser 25-11-0 Welterweight
- Ronald Stallings 15-8-0 Middleweight
- Ronaldo Rodriguez 17-3-0 Flyweight
- Ronaldo Souza 26-10-0 Middleweight
- Ronda Rousey 13-2-0 Women's Bantamweight
- Rongzhu 29-6-0 Lightweight
- Ronnie Lawrence 8-2-0 Bantamweight
- Ronny Markes 25-12-0 Heavyweight
- Rony Jason 18-12-0 Featherweight
- Ronys Torres 43-12-0 Middleweight
- Roosevelt Roberts 12-5-0 Lightweight
- Roque Martinez 19-11-2 Middleweight
- Rory MacDonald 23-10-1 Welterweight
- Rory Markham 17-6-0 Middleweight
- Rory Singer 11-9-0 Middleweight
- Rose Namajunas 14-8-0 Women's Flyweight
- Rosi Sexton 13-5-0 Women's Bantamweight
- Ross Pearson 20-17-0 Welterweight
- Ross Pointon 6-17-0 Light Heavyweight
- Rostem Akman 7-5-0 Welterweight
- Rousimar Palhares 19-13-1 Middleweight
- Roxanne Modafferi 25-21-0 Women's Flyweight
- Roy Nelson 24-20-0 Heavyweight
- Royce Alger 3-2-0 Middleweight
- Royce Gracie 15-2-3 Openweight
- Royston Wee 4-1-0 Featherweight
- Ruan Potts 11-7-0 Heavyweight
- Rudyard Moncayo 0-3-0 Middleweight
- Ruslan Magomedov 15-4-0 Heavyweight
- Russell Doane 17-8-0 Featherweight
- Rustam Khabilov 24-4-0 Welterweight
- Ryan Bader 31-8-0 Heavyweight
- Ryan Benoit 10-8-0 Flyweight
- Ryan Bow 18-9-2 Lightweight
- Ryan Couture 12-6-0 Welterweight
- Ryan Gandra 11-1-0 Middleweight
- Ryan Hall 9-2-0 Lightweight
- Ryan Janes 10-3-0 Middleweight
- Ryan Jensen 21-8-0 Catchweight
- Ryan Jimmo 19-5-0 Light Heavyweight
- Ryan Kuse 10-3-0 Featherweight
- Ryan LaFlare 14-3-0 Welterweight
- Ryan Loder 7-3-0 Middleweight
- Ryan MacDonald 12-3-0 Catchweight
- Ryan Madigan 5-3-0 Welterweight
- Ryan McGillivray 12-6-1 Welterweight
- Ryan Parker 0-1-0 Weight Class not available
- Ryan Roberts 21-12-1 Featherweight
- Ryan Spann 24-12-0 Heavyweight
- Ryan Thomas 20-8-0 Middleweight
- Ryo Chonan 22-13-0 Welterweight
- Ryo Tajima 12-3-0 Bantamweight
- Ryoga Arimoto 10-2-2 Flyweight
- Ryuho Miyaguchi 7-2-0 Bantamweight
S
- Sabah Homasi 18-12-0 Welterweight
- Sabina Mazo 10-4-0 Women's Flyweight
- Saeed Hosseini 0-1-0 Lightweight
- Sage Northcutt 12-3-0 Welterweight
- Sai Wang 30-7-1 Middleweight
- Said Nurmagomedov 18-5-0 Bantamweight
- Saidyokub Kakhramonov 13-3-0 Bantamweight
- Saimon Oliveira 18-7-0 Catchweight
- Sako Chivitchian 7-1-0 Lightweight
- Salahdine Parnasse 24-2-0 Lightweight
- Salim Touahri 11-4-0 Welterweight
- Sam Adkins 7-20-2 Heavyweight
- Sam Alvey 34-18-1 Heavyweight
- Sam Fulton 0-2-0 Heavyweight
- Sam Hoger 10-4-0 Heavyweight
- Sam Hughes 11-7-0 Women's Strawweight
- Sam Morgan 19-12-0 Catchweight
- Sam Patterson 15-3-1 Welterweight
- Sam Sicilia 18-11-0 Lightweight
- Sam Stout 20-12-1 Lightweight
- Samantha Jean-Francois 11-9-0 Women's Strawweight
- Samuel Chavarría 7-1-0 Light Heavyweight
- Samuel Sanches 11-1-0 Lightweight
- Samy Schiavo 10-6-0 Lightweight
- Sanae Kikuta 31-9-3 Welterweight
- Sangwook Kim 15-4-0 Lightweight
- Santiago Luna 8-1-0 Bantamweight
- Santiago Ponzinibbio 30-10-0 Welterweight
- Saparbeg Safarov 10-3-0 Heavyweight
- Sara McMann 14-7-0 Women's Bantamweight
- Sarah Alpar 9-6-0 Women's Flyweight
- Sarah Frota 11-4-0 Women's Flyweight
- Sarah Kaufman 22-5-0 Women's Bantamweight
- Sarah Moras 6-7-0 Women's Bantamweight
- Sasha Palatnikov 8-6-0 Middleweight
- Satoshi Honma 4-7-1 Heavyweight
- Saygid Izagakhmaev 22-4-0 Welterweight
- Scott Adams 8-1-0 Heavyweight
- Scott Askham 20-7-0 Middleweight
- Scott Baker 1-1-0 Weight Class not available
- Scott Bessac 4-6-0 Heavyweight
- Scott Ferrozzo 4-2-0 Heavyweight
- Scott Fiedler 0-1-0 Weight Class not available
- Scott Holtzman 14-6-0 Lightweight
- Scott Jorgensen 15-12-0 Bantamweight
- Scott Junk 8-3-1 Heavyweight
- Scott Morris 2-1-0 Welterweight
- Scott Smith 18-11-0 Welterweight
- Sean Alvarez 4-3-0 Heavyweight
- Sean Brady 19-2-0 Welterweight
- Sean Clancy Jr. 9-0-0 Welterweight
- Sean Daugherty 0-2-0 Light Heavyweight
- Sean Gannon 2-1-0 Heavyweight
- Sean King III 7-0-0 Featherweight
- Sean Loeffler 34-5-0 Middleweight
- Sean McCorkle 17-7-0 Super Heavyweight
- Sean O'Connell 21-10-0 Light Heavyweight
- Sean O'Malley 20-3-0 Bantamweight
- Sean Pierson 14-6-0 Welterweight
- Sean Salmon 18-21-0 Heavyweight
- Sean Santella 24-9-2 Flyweight
- Sean Sharaf 5-2-0 Heavyweight
- Sean Sherk 36-4-1 Lightweight
- Sean Soriano 15-9-0 Lightweight
- Sean Spencer 12-7-0 Welterweight
- Sean Strickland 31-7-0 Middleweight
- Sean Woodson 14-2-1 Featherweight
- Sebastian Szalay 10-2-0 Featherweight
- Sedriques Dumas 10-6-0 Welterweight
- Semmy Schilt 26-14-1 Heavyweight
- Seo Hee Ham 26-9-0 Women's Strawweight
- Seokhyeon Ko 13-3-0 Welterweight
- Sergei Pavlovich 21-3-0 Heavyweight
- Sergey Khandozhko 28-6-1 Welterweight
- Sergey Morozov 19-5-0 Bantamweight
- Serghei Spivac 18-7-0 Heavyweight
- Sergio Giglio 12-0-0 Featherweight
- Sérgio Moraes 14-7-1 Middleweight
- Sergio Pettis 25-8-0 Bantamweight
- Serhiy Sidey 12-2-0 Bantamweight
- Seth Baczynski 21-16-0 Catchweight
- Seth Petruzelli 14-8-0 Light Heavyweight
- SeungGuk Choi 10-3-0 Flyweight
- Seungwoo Choi 11-8-0 Featherweight
- Shamar Bailey 16-11-0 Welterweight
- Shamil Abdurakhimov 20-8-0 Heavyweight
- Shamil Basaev 7-0-0 Featherweight
- Shamil Boraev 6-1-0 Featherweight
- Shamil Gamzatov 15-4-0 Light Heavyweight
- Shamil Gaziev 15-3-0 Heavyweight
- Shana Dobson 4-5-0 Women's Flyweight
- Shane Burgos 16-5-0 Lightweight
- Shane Campbell 24-8-0 Lightweight
- Shane Carwin 12-2-0 Openweight
- Shane Collins 8-0-0 Featherweight
- Shane Del Rosario 11-2-0 Heavyweight
- Shane Howell 13-10-0 Bantamweight
- Shane Nelson 16-7-0 Welterweight
- Shane Primm 5-5-0 Middleweight
- Shane Roller 11-7-0 Lightweight
- Shane Young 13-8-0 Featherweight
- Shanelle Dyer 8-1-0 Women's Strawweight
- Shanna Young 11-9-0 Women's Flyweight
- Shannon Gugerty 15-7-0 Featherweight
- Shannon Ross 13-9-0 Flyweight
- Shaqueme Rock 12-3-1 Lightweight
- Shara Magomedov 17-1-0 Middleweight
- Shauna Bannon 7-3-0 Women's Strawweight
- Shavkat Rakhmonov 19-0-0 Welterweight
- Shawn Jordan 19-9-0 Heavyweight
- Shayilan Nuerdanbieke 39-12-0 Featherweight
- Shayna Baszler 15-11-0 Women's Bantamweight
- Sheila Gaff 10-7-0 Women's Bantamweight
- Shelby Walker 2-3-0 Flyweight
- Sheldon Westcott 9-3-1 Welterweight
- Sherman Pendergarst 11-18-0 Heavyweight
- Sheymon Moraes 17-8-0 Lightweight
- Shido Boris Esperança 12-2-0 Welterweight
- Shin Haraguchi 11-3-0 Featherweight
- Shinsho Anzai 9-6-0 Welterweight
- Shonie Carter 52-32-7 Heavyweight
- Shunichi Shimizu 40-32-13 Catchweight
- Sijara Eubanks 7-7-0 Women's Flyweight
- Silvana Gomez Juarez 12-6-0 Women's Strawweight Division
- Silvestre Sanchez Montes 10-1-0 Lightweight
- Sim Kai Xiong 7-2-0 Bantamweight
- Simbarashe Hokonya 6-1-0 Bantamweight
- Simeon Thoresen 17-6-1 Welterweight
- Simon Biyong 12-6-0 Heavyweight
- Sione Latu 1-0-0 Heavyweight
- Sirwan Kakai 12-5-0 Bantamweight
- Siyar Bahadurzada 24-8-1 Welterweight
- Slim Trabelsi 8-1-0 Heavyweight
- So Yul Kim 9-2-0 Flyweight
- Soa Palelei 22-5-0 Heavyweight
- Sodiq Yusuff 13-5-0 Lightweight
- Sofia Montenegro 6-3-0 Women's Strawweight
- Solomon Hutcherson 11-7-0 Middleweight
- Spencer Fisher 24-9-0 Lightweight
- Spike Carlyle 16-7-0 Welterweight
- Stan Dorsainvil 6-0-0 Lightweight
- Stanislav Nedkov 12-2-0 Light Heavyweight
- Stefan Sekulić 14-8-0 Welterweight
- Stefan Struve 29-13-0 Heavyweight
- Štefan Vojčák 9-2-0 Heavyweight
- Stephan Bonnar 15-9-0 Light Heavyweight
- Stephanie Egger 8-5-0 Women's Bantamweight
- Stephanie Luciano 8-2-1 Women's Strawweight
- Stephen Bass 11-3-0 Featherweight
- Stephen Thompson 17-9-1 Welterweight
- Steve Berger 21-23-2 Welterweight
- Steve Bossé 12-2-0 Heavyweight
- Steve Bruno 15-6-0 Catchweight
- Steve Byrnes 6-1-0 Middleweight
- Steve Cantwell 7-6-0 Middleweight
- Steve Erceg 14-5-0 Flyweight
- Steve Garcia 19-6-0 Featherweight
- Steve Jennum 2-3-0 Heavyweight
- Steve Judson 0-2-0 Heavyweight
- Steve Lopez 13-6-1 Lightweight
- Steve Montgomery 10-6-0 Middleweight
- Steve Nelmark 2-1-0 Weight Class not available
- Steve Steinbeiss 9-4-0 Middleweight
- Steve Vigneault 12-6-0 Middleweight
- Steven Asplund 8-2-0 Heavyweight
- Steven Graham 2-1-0 Heavyweight
- Steven Kennedy 27-11-0 Middleweight
- Steven Koslow 7-1-0 Bantamweight
- Steven Krt 6-4-0 Middleweight
- Steven Lynch 5-2-0 Welterweight
- Steven Nguyen 10-2-0 Featherweight
- Steven Peterson 19-11-0 Featherweight
- Steven Siler 33-26-1 Catchweight
- Stevie Ray 26-13-0 Welterweight
- Stewart Nicoll 8-4-0 Flyweight
- Stipe Miocic 20-5-0 Heavyweight
- Sulangrangbo 10-4-0 Bantamweight
- Sultan Aliev 15-3-0 Welterweight
- Suman Mokhtarian 8-2-0 Featherweight
- Sumudaerji 20-7-0 Flyweight
- Sundet Aytkul 12-2-0 Featherweight
- Sung Bin Jo 10-3-0 Featherweight
- SuYoung You 17-4-0 Bantamweight
- Syuri Kondo 6-3-0 Women's Strawweight
- Szymon Karolczyk 8-3-0 Middleweight
T
- Tabatha Ricci 12-5-0 Women's Strawweight
- Tae Hyun Bang 18-10-0 Middleweight
- Tafon Nchukwi 9-4-0 Heavyweight
- Tagir Machmudov 3-0-0 Welterweight
- Tagir Ulanbekov 17-3-0 Flyweight
- Tahir Abdullayev 20-3-0 Welterweight
- Tai Bowden 1-1-0 Weight Class not available
- Tai Tuivasa 14-11-0 Heavyweight
- Taila Santos 23-5-0 Women's Flyweight
- Tainara Lisboa 7-4-0 Women's Bantamweight
- Taishi Horie 3-1-0 Featherweight
- Taiyilake Nueraji 12-1-0 Lightweight
- Takanori Gomi 35-15-0 Lightweight
- Takashi Sato 16-9-0 Welterweight
- Takaya Suzuki 9-1-0 Flyweight
- Takenori Sato 20-12-7 Welterweight
- Takeru Uchida 9-2-0 Flyweight
- Takeya Mizugaki 23-14-2 Bantamweight
- Talita Alencar 8-1-1 Women's Strawweight
- Talita Bernardo 11-5-0 Women's Bantamweight
- Tallison Teixeira 9-2-0 Heavyweight
- Tamdan McCrory 14-5-0 Middleweight
- Tamerlan Dulatov 4-0-0 Catchweight
- Tamires Vidal 7-5-0 Women's Bantamweight
- Taner Trembley 7-1-0 Featherweight
- Tanner Boser 23-11-1 Heavyweight
- Tarec Saffiedine 16-7-0 Welterweight
- Tateki Matsuda 15-11-0 Bantamweight
- Tatiana Suarez 12-1-0 Women's Strawweight
- Tatsuro Taira 18-2-0 Flyweight
- Tatsuya Kawajiri 37-14-2 Lightweight
- Taylor Lapilus 25-4-0 Bantamweight
- Te Edwards 6-3-0 Lightweight
- Tecia Pennington 15-8-0 Women's Strawweight
- Tedd Williams 7-1-0 Heavyweight
- Teemu Packalén 8-3-0 Lightweight
- Teila Tuli 0-1-0 Weight Class not available
- Teo Saldana Smith 5-1-0 Featherweight
- Tereza Bledá 7-2-0 Women's Flyweight Division
- Terrance Chatman 5-2-0 Heavyweight
- Terrance McKinney 18-9-0 Lightweight
- Terrance Saeteurn 8-2-0 Flyweight
- Terrence Mitchell 14-4-0 Bantamweight
- Terrion Ware 18-12-0 Bantamweight
- Terry Etim 16-5-0 Lightweight
- Terry Martin 23-12-0 Middleweight
- Teruto Ishihara 14-15-3 Bantamweight
- Thaddeus Luster 0-1-0 Weight Class not available
- Thales Leites 28-9-0 Middleweight
- Themba Gorimbo 14-7-0 Welterweight
- Theodor Berggren 8-4-0 Welterweight
- Thiago Alves 23-15-0 Welterweight
- Thiago Moisés 19-10-0 Lightweight
- Thiago Perpétuo 8-4-1 Light Heavyweight
- Thiago Santos 23-14-0 Heavyweight
- Thiago Silva 21-9-0 Light Heavyweight
- Thiago Tavares 24-11-1 Featherweight
- Thibault Gouti 17-7-0 Lightweight
- Thomas Almeida 23-5-0 Featherweight
- Thomas Gifford 17-10-0 Welterweight
- Thomas Pagliarulo 11-2-0 Featherweight
- Thomas Petersen 11-5-0 Heavyweight
- Thomas Ramirez 0-1-0 Weight Class not available
- Thomas Speer 21-7-0 Welterweight
- Tiago Trator 23-9-1 Lightweight
- Tiequan Zhang 15-4-0 Lightweight
- Tiki Ghosn 10-7-1 Welterweight
- Tim Boetsch 21-13-0 Middleweight
- Tim Credeur 12-4-0 Middleweight
- Tim Elliott 22-14-1 Catchweight
- Tim Gorman 9-4-0 Bantamweight
- Tim Hague 21-13-0 Heavyweight
- Tim Kennedy 18-6-0 Middleweight
- Tim Lajcik 7-6-1 Heavyweight
- Tim McKenzie 14-9-0 Catchweight
- Tim Means 33-17-1 Welterweight
- Tim Sylvia 31-10-0 Super Heavyweight
- Tim Williams 15-5-0 Middleweight
- Timmy Cuamba 11-4-0 Bantamweight
- Timo Feucht 8-1-0 Heavyweight
- Timothy Johnson 18-12-0 Heavyweight
- Timur Valiev 19-5-0 Bantamweight
- Tina Black 16-4-0 Women's Strawweight
- Tina Lähdemäki 5-1-0 Women's Strawweight
- Tito Ortiz 21-12-1 Catchweight
- TJ Brown 21-12-0 Lightweight
- TJ Dillashaw 17-5-0 Bantamweight
- TJ Grant 21-5-0 Lightweight
- TJ Laramie 18-5-0 Featherweight
- Tj Obrien 21-8-0 Featherweight
- TJ Waldburger 16-9-0 Welterweight
- Tobiasz Le 6-2-0 Bantamweight
- Todd Brown 16-4-0 Catchweight
- Todd Butler 1-4-0 Heavyweight
- Todd Duffee 9-4-0 Heavyweight
- Todd Medina 11-9-0 Light Heavyweight
- Tofiq Musayev 24-6-0 Lightweight
- Tom Aspinall 15-3-0 Heavyweight
- Tom Blackledge 10-7-0 Light Heavyweight
- Tom Breese 21-8-0 Light Heavyweight
- Tom DeBlass 9-2-0 Heavyweight
- Tom Duquesnoy 16-2-0 Bantamweight
- Tom Egan 7-5-0 Middleweight
- Tom Gallicchio 19-10-0 Welterweight
- Tom Lawlor 11-8-0 Light Heavyweight
- Tom Murphy 6-0-0 Heavyweight
- Tom Niinimaki 22-8-1 Featherweight
- Tom Nolan 11-1-0 Lightweight
- Tom Watson 17-9-0 Welterweight
- Tomasz Drwal 22-6-1 Middleweight
- Tommy Gantt 13-0-0 Lightweight
- Tommy Hayden 11-4-0 Lightweight
- Tommy McMillen 12-0-0 Featherweight
- Tony Christodoulou 14-7-1 Lightweight
- Tony DeSouza 11-4-0 Welterweight
- Tony Ferguson 25-11-0 Welterweight
- Tony Fryklund 14-9-1 Lightweight
- Tony Gravely 23-9-0 Bantamweight
- Tony Halme 0-4-0 Heavyweight
- Tony Johnson Jr. 19-10-1 Heavyweight
- Tony Kelley 8-3-0 Bantamweight
- Tony Petarra 2-3-1 Welterweight
- Tony Sims 12-4-0 Lightweight
- Tonya Evinger 19-8-0 Women's Featherweight
- Tor Troéng 16-7-1 Middleweight
- Torrez Finney 11-1-0 Middleweight
- Toshiomi Kazama 11-5-0 Bantamweight
- Townsend Saunders 0-2-0 Lightweight
- Tra Telligman 7-5-1 Heavyweight
- Tracy Cortez 12-4-0 Women's Flyweight
- Travis Browne 18-7-1 Heavyweight
- Travis Fulton 255-54-10 Heavyweight
- Travis Lutter 10-6-0 Middleweight
- Travis Wiuff 78-22-0 Heavyweight
- Tre'ston Vines 10-4-1 Middleweight
- Trent Jenkins 0-4-0 Light Heavyweight
- Trent Miller 10-3-0 Middleweight
- Tresean Gore 7-4-0 Middleweight
- Trevin Giles 16-7-0 Catchweight
- Trevin Jones 14-13-0 Featherweight
- Trevor Peek 9-4-0 Featherweight
- Trevor Prangley 34-11-2 Heavyweight
- Trevor Smith 15-10-0 Middleweight
- Trey Ogden 18-7-0 Lightweight
- Trey Waters 9-2-0 Welterweight
- Tristan Connelly 14-9-0 Featherweight
- Troy Mandaloniz 3-2-0 Welterweight
- Tsuyoshi Kosaka 28-21-2 Heavyweight
- Tucker Lutz 12-4-0 Featherweight
- Tuco Tokkos 11-6-0 Light Heavyweight
- Tulio Palhares 4-17-0 Welterweight
- Ty Miller 8-0-0 Welterweight
- Tyler Diamond 14-4-0 Featherweight
- Tyler Toner 15-7-0 Featherweight
- Tyrell Fortune 18-4-0 Heavyweight
- Tyron Woodley 19-7-1 Welterweight
- Tyrone Roberts 44-12-1 Light Heavyweight
- Tyson Griffin 17-8-0 Lightweight
- Tyson Nam 23-16-1 Catchweight
- Tyson Pedro 10-7-0 Heavyweight
U
- Ulka Sasaki 24-10-2 Featherweight
- Ullubiy Amirzhanov 7-0-0 Bantamweight
- Ulysses Gomez 9-5-0 Flyweight
- Umalat Israpilov 18-5-0 Flyweight
- Umar Nurmagomedov 20-2-0 Bantamweight
- Uran Satybaldiev 9-1-0 Light Heavyweight
- Uriah Hall 17-11-0 Light Heavyweight
- Urijah Faber 35-11-0 Featherweight
- Uros Medic 14-3-0 Welterweight
V
- Vagner Rocha 14-4-0 Openweight
- Val Woodburn 10-2-0 Middleweight
- Valentina Shevchenko 26-4-1 Women's Flyweight
- Valeri Ignatov 1-2-0 Lightweight
- Valérie Létourneau 10-7-0 Women's Strawweight
- Valmir Lázaro 19-8-0 Lightweight
- Valter Walker 16-1-0 Heavyweight
- Vanessa Demopoulos 11-9-0 Women's Strawweight
- Vanessa Melo 11-13-0 Women's Bantamweight
- Vaughan Lee 14-14-1 Bantamweight
- Vernon Ramos 9-2-0 Catchweight
- Vernon White 26-33-2 Heavyweight
- Veronica Hardy 10-5-1 Women's Flyweight
- Viacheslav Borshchev 8-8-1 Lightweight
- Vicente Luque 24-13-1 Middleweight
- Victor Altamirano 12-5-0 Flyweight
- Victor Henry 25-7-0 Bantamweight
- Victor Hugo 26-8-0 Featherweight
- Victor Martinez 13-7-0 Catchweight
- Victor Rodriguez 7-4-0 Flyweight
- Victor Valenzuela 14-4-0 Welterweight
- Victor Valimaki 18-11-0 Light Heavyweight
- Victoria Leonardo 10-7-0 Women's Flyweight
- Vik Grujic 6-6-0 Welterweight
- Viktor Pešta 19-9-0 Heavyweight
- Viktoriia Dudakova 9-2-0 Women's Strawweight
- Vinc Pichel 14-5-0 Lightweight
- Vince Cachero 7-4-0 Bantamweight
- Vince Morales 16-11-0 Bantamweight
- Vince Murdock 11-8-0 Bantamweight
- Vinicius Moreira 16-9-0 Heavyweight
- Vinicius Oliveira 24-4-0 Featherweight
- Vinicius Queiroz 8-4-0 Heavyweight
- Vinicius Salvador 14-8-0 Bantamweight
- Vinny Magalhães 19-12-0 Heavyweight
- Virna Jandiroba 23-4-0 Women's Strawweight
- Viscardi Andrade 22-10-0 Middleweight
- Viskhan Magomadov 13-4-0 Welterweight
- Vitor Belfort 26-14-0 Heavyweight
- Vitor Miranda 12-7-0 Middleweight
- Vitor Petrino 15-2-0 Heavyweight
- Viviane Araujo 13-7-0 Women's Flyweight
- Viviane Pereira 16-5-0 Women's Strawweight
- Vladimir Matyushenko 27-8-0 Light Heavyweight
- Vlasto Čepo 14-4-0 Middleweight
- Volkan Oezdemir 21-8-0 Light Heavyweight
W
- Wade Shipp 12-5-0 Heavyweight
- Wagner Campos 12-10-0 Featherweight
- Wagner Prado 18-8-1 Light Heavyweight
- Wagner Silva 10-8-0 Light Heavyweight
- Waldo Cortes-Acosta 17-4-0 Heavyweight
- Walel Watson 15-15-0 Bantamweight
- Wallid Ismail 9-3-0 Middleweight
- Walt Harris 13-10-0 Heavyweight
- Wander Braga 10-1-0 Lightweight
- Wanderlei Silva 35-14-1 Openweight
- War Machine 14-5-0 Welterweight
- Warlley Alves 14-8-0 Middleweight
- Wasi Adeshina 10-3-0 Featherweight
- Waylon Lowe 16-7-0 Welterweight
- Weili Zhang 28-6-0 Women's Flyweight
- Wellington Pereira 10-11-1 Featherweight
- Wellington Turman 18-8-0 Welterweight
- Wendell Oliveira 31-16-0 Light Heavyweight
- Werlleson Martins 19-8-0 Featherweight
- Wes Albritton 0-1-0 Heavyweight
- Wes Combs 20-6-0 Heavyweight
- Wes Schultz 9-4-0 Middleweight
- Wes Sims 24-15-1 Heavyweight
- Wesley Correira 21-16-0 Heavyweight
- Westin Wilson 19-11-0 Lightweight
- Will Brooks 26-5-1 Welterweight
- Will Campuzano 14-6-0 Bantamweight
- Will Chope 42-24-0 Featherweight
- Willamy Freire 26-6-0 Lightweight
- William Gomis 15-4-0 Featherweight
- William Knight 11-6-0 Heavyweight
- William Macário 11-7-0 Welterweight
- Willie Gates 12-13-0 Bantamweight
- Wilson Gouveia 14-8-0 Light Heavyweight
- Wilson Reis 28-15-0 Featherweight
- Won Il Kwon 14-6-0 Bantamweight
- Wuliji Buren 20-9-0 Bantamweight
X
- Xavier Foupa-Pokam 32-22-0 Middleweight
- Xiaocan Feng 11-6-0 Strawweight
- Xiaonan Yan 19-6-0 Women's Strawweight
Y
- Y. Maimaitijiang 7-1-1 Middleweight
- Yabna N’Tchalá 14-2-1 Welterweight
- Yadier del Valle 11-1-0 Featherweight
- Yadong Song 25-9-1 Bantamweight
- Yair Rodriguez 20-5-0 Featherweight
- Yamato Nishikawa 22-6-6 Lightweight
- Yan Cabral 15-3-0 Middleweight
- Yana Santos 17-8-0 Women's Bantamweight
- Yanal Ashmouz 8-2-0 Lightweight
- Yanan Wu 14-7-0 Women's Bantamweight
- Yancy Medeiros 16-9-0 Lightweight
- Yanis Ghemmouri 13-4-0 Featherweight
- Yaotzin Meza 23-11-0 Featherweight
- Yaozong Hu 5-4-0 Light Heavyweight
- Yaroslav Amosov 30-1-0 Welterweight
- Yasuhiro Urushitani 21-8-6 Flyweight
- Yazmin Jauregui 12-2-0 Women's Strawweight
- Yehya Gheitta 4-2-0 Featherweight
- Yi Sak Lee 8-2-0 Middleweight
- Yin Shuai 18-7-0 Flyweight
- Yizha 26-6-0 Featherweight
- Yoel Romero 17-7-0 Heavyweight
- Yohan Lainesse 11-5-0 Middleweight
- Yoislandy Izquierdo 13-5-0 Lightweight
- Yoji Anjo 0-5-1 Middleweight
- Yorgan De Castro 12-7-0 Heavyweight
- Yosdenis Cedeno 11-7-1 Lightweight
- Yoshihiro Akiyama 16-7-0 Catchweight
- Yoshinori Horie 16-6-0 Lightweight
- Yoshitomi Mishima 20-7-2 Featherweight
- Yoshiyuki Yoshida 18-9-0 Welterweight
- You Min Shin 6-1-0 Bantamweight
- Young Jae Song 10-2-1 Featherweight
- Yousri Belgaroui 11-3-0 Middleweight
- Youssef Zalal 18-6-1 Featherweight
- Yudi Cahyadi 8-3-0 Featherweight
- Yui Chul Nam 21-10-1 Featherweight
- Yuito Yanagawa 8-2-0 Featherweight
- Yuki Kondo 67-41-9 Welterweight
- Yuki Sasaki 25-22-2 Openweight
- Yuneisy Duben 6-2-0 Women's Flyweight
- Yunosuke Minami 6-1-0 Bantamweight
- Yunseong Jang 8-2-0 Welterweight
- Yuri Vaulin 0-1-0 Middleweight
- Yuri Villefort 12-8-0 Welterweight
- Yusaku Kinoshita 6-3-0 Welterweight
- Yushin Okami 38-15-0 Middleweight
- Yusuke Kasuya 16-11-2 Lightweight
- Yves Edwards 42-22-1 Lightweight
- Yves Jabouin 20-11-0 Bantamweight
Z
- Zabit Magomedsharipov 18-1-0 Featherweight
- Zac Pauga 7-4-0 Heavyweight
- Zach Light 9-11-0 Welterweight
- Zach Makovsky 21-12-0 Flyweight
- Zach Scroggin 8-1-0 Catchweight
- Zachary Reese 10-4-0 Middleweight
- Zak Cummings 25-7-0 Light Heavyweight
- Zak Ottow 20-8-0 Middleweight
- Zane Frazier 4-11-0 Heavyweight
- Zarah Fairn 6-7-0 Women's Bantamweight
- Zarrukh Adashev 5-4-0 Catchweight
- Zelim Imadaev 8-3-0 Welterweight
- Zhakshylyk Myrzabekov 15-2-0 Welterweight
- Zhalgas Zhumagulov 19-9-0 Flyweight
- Zhengyong Lu 17-9-0 Flyweight
- Zhenhong Lu 18-6-0 Featherweight
- Zhikui Yao 5-6-0 Bantamweight
- Zhumabek Tursyn 24-11-1 Featherweight
- Zubaira Tukhugov 20-6-1 Catchweight
- Zviad Lazishvili 13-1-0 Bantamweight
- Zygimantas Ramaska 10-3-0 Lightweight
