Fighters — J
559 tracked fighters starting with J.
- J.C. Cottrell 17-5-0 · Lightweight · UFC
- J.T. Taylor 7-7-1 · Welterweight · UCS
- JJ Aldrich 15-7-0 · Flyweight · UFC
- JP Buys 9-6-0 · Bantamweight · UFC
- Jack Cartwright 11-2-0 · Bantamweight · OKMMA
- Jack Della Maddalena 18-4-0 · Welterweight · UFC
- Jack Grant 21-9-0 · Welterweight · OKMMA
- Jack Hermansson 24-10-0 · Middleweight · UFC
- Jack Jenkins 14-4-0 · Featherweight · UFC
- Jack Marshman 23-10-0 · Middleweight · UFC
- Jack May 11-8-0 · Heavyweight · BFC
- Jack McGlaughlin 0-0-0 · Pancrase
- Jack Morrison 0-3-0 · Light Heavyweight · GC
- Jack Nilson 2-6-0 · Heavyweight · WEF
- Jack Shore 17-3-0 · Featherweight · UFC
- Jackie Lee 0-1-0 · Light Heavyweight · UFC
- Jackson McVey 7-2-0 · Middleweight · UFC
- Jacob Kilburn 8-7-0 · Lightweight · AFS
- Jacob Malkoun 10-3-0 · Middleweight · UFC
- Jacob Noe 11-3-0 · Light Heavyweight · BFC
- Jacob Rosales 15-9-0 · Lightweight · A1C
- Jacob Silva 11-10-0 · Flyweight · FFC
- Jacob Volkmann 19-7-0 · Welterweight · The Academy MN
- Jacobe Smith 12-0-0 · Welterweight · UFC
- Jacqueline Cavalcanti 10-2-0 · Bantamweight · UFC
- Jade Masson-Wong 3-3-0 · Flyweight · MVP
- Jae Hyun Park 7-3-0 · Lightweight · ZFN
- Jafel Filho 17-5-0 · Flyweight · UFC
- Jai Herbert 14-6-1 · Lightweight · UFC
- Jailton Almeida 22-5-0 · Heavyweight · UFC
- Jaime Alvarez 8-4-0 · Flyweight · CG
- Jaimelene Nievera 7-5-0 · Flyweight · CAMMA
- Jair Farias 10-1-0 · Featherweight · DWCS
- Jairzinho Rozenstruik 15-6-0 · Heavyweight · DBX
- Jake Collier 14-10-0 · Heavyweight · UFC
- Jake Ellenberger 31-15-0 · Welterweight · UFC
- Jake Hadley 12-6-0 · Flyweight · PFL
- Jake Hecht 11-4-0 · Welterweight · UFC
- Jake Lindsey 15-10-0 · Welterweight · BKFC
- Jake Matthews 23-8-0 · Welterweight · UFC
- Jake O'Brien 15-4-0 · Light Heavyweight · FFC
- Jake Paul 12-2-0 · Light Heavyweight · Boxing
- Jake Rosholt 12-5-0 · Light Heavyweight · XFN
- Jake Shields 33-11-1 · Welterweight · PFL
- Jakub Wikłacz 18-3-2 · Bantamweight · UFC
- Jalin Turner 15-9-0 · Lightweight · UFC
- Jamahal Hill 12-4-0 · Light Heavyweight · UFC
- Jamal Pogues 11-5-0 · Heavyweight · UFC
- Jamall Emmers 22-8-0 · Featherweight · UFC
- Jameel Massouh 26-9-0 · Featherweight · CFFC
- James Barnes 14-5-0 · Bantamweight · DWCS
- James Bochnovic 10-5-0 · Middleweight · PFC
- James Gabert 6-4-0 · Middleweight · ROC
- James Gallagher 12-3-0 · Featherweight · PFL
- James Giboo 13-5-0 · Welterweight · MCC
- James Gray Jr. 4-2-0 · Bantamweight · DWCS
- James Hammortree 6-3-0 · Light Heavyweight · RFC
- James Head 9-4-0 · Welterweight · UFC
- James Irvin 17-10-0 · Middleweight · GC
- James Krause 28-8-0 · Welterweight · UFC
- James Lee 15-3-0 · Light Heavyweight · TXC
- James Llontop 14-5-0 · Lightweight · UFC
- James McSweeney 15-18-0 · Heavyweight · MFC
- James Moontasri 9-5-0 · Welterweight · UFC
- James Mulheron 11-4-0 · Heavyweight · BFC
- James Te Huna 16-9-0 · Middleweight · UFC
- James Terry 20-11-0 · Welterweight · BFC
- James Thompson 20-17-0 · Heavyweight · BFC
- James Toney 0-1-0 · Heavyweight · UFC
- James Vick 13-6-0 · Welterweight · XMMA
- James Wade 4-11-0 · Light Heavyweight · CC
- James Wallace 9-4-0 · Lightweight · AMF
- James Wilks 7-4-0 · Welterweight · UFC
- James Zikic 21-10-2 · Middleweight · SLAM
- Jamey Simmons 7-4-0 · Bantamweight · UFC
- Jamey-Lyn Horth 9-3-0 · Flyweight · UFC
- Jamie Colleen Miller 5-4-0 · Strawweight · LFA
- Jamie Houston 3-0-0 · Middleweight · SFC
- Jamie Moyle 4-4-0 · Flyweight · IFC
- Jamie Mullarkey 18-9-0 · Lightweight · UFC
- Jamie Pickett 13-11-0 · Middleweight · UFC
- Jamie Siraj 14-4-0 · Featherweight · UFC
- Jamie Varner 21-11-1 · Lightweight · UFC
- Jamie Yager 9-4-0 · Welterweight · PFC
- Jan Błachowicz 29-11-2 · Light Heavyweight · UFC
- Jan Finney 11-14-0 · Lightweight · BFC
- Jan Nortje 2-6-0 · Super Heavyweight · DREAM
- Janaina Silva 5-1-0 · Strawweight · DWCS
- Janay Harding 6-8-0 · Featherweight · BP
- Jansey Silva 8-3-0 · Middleweight · LFA
- Jaqueline Amorim 11-2-0 · Strawweight · UFC
- Jared Cannonier 18-9-0 · Middleweight · UFC
- Jared Gooden 23-12-0 · Welterweight · PFL
- Jared Gordon 21-9-0 · Lightweight · UFC
- Jared Hamman 14-6-0 · Light Heavyweight · WSOF
- Jared Papazian 20-14-0 · Bantamweight · LOXF
- Jared Rollins 8-4-0 · Middleweight · UFC
- Jared Rosholt 20-8-0 · Heavyweight · PFL
- Jared Vanderaa 17-11-0 · Heavyweight · LOXF
- Jarjis Danho 6-1-1 · Heavyweight · UFC
- Jarno Errens 15-6-1 · Featherweight · UFC
- Jarred Brooks 20-3-0 · Flyweight · ONE
- Jarrod Kwitty 2-2-0 · Middleweight ·
- Jasmine Jasudavicius 15-4-0 · Bantamweight · UFC
- Jason Black 23-4-1 · Welterweight · UFC
- Jason Blackford 3-3-0 · Welterweight · HRMMA
- Jason Brilz 23-6-1 · Light Heavyweight · DCS
- Jason Day 19-12-0 · Middleweight · Canadian Martial Arts Centre
- Jason DeLucia 33-21-1 · Light Heavyweight · WFL
- Jason Dent 22-13-0 · Welterweight · PMMA
- Jason Fairn 4-5-0 · Heavyweight · AFC
- Jason Gilliam 15-9-0 · Welterweight · ECC
- Jason Glaza 3-2-0 · Heavyweight · GC
- Jason Godsey 16-16-0 · Heavyweight · FF
- Jason Gonzalez 11-5-0 · Lightweight · UFC
- Jason Guida 19-28-0 · Heavyweight · BFC
- Jason High 23-8-0 · Lightweight · FAC
- Jason Jackson 20-6-0 · Middleweight · MVP
- Jason Knight 23-8-0 · Featherweight · TUF
- Jason Lambert 26-13-0 · Light Heavyweight · BFC
- Jason MacDonald 25-16-0 · Middleweight · UFC
- Jason McLean 6-7-0 · Bantamweight · ROC
- Jason Miller 23-10-0 · Middleweight · VFC
- Jason Novelli 12-3-1 · Lightweight · X1
- Jason Reinhardt 20-3-0 · Bantamweight · UFC
- Jason Riley 10-8-0 · Heavyweight · JDFS
- Jason Saggo 13-4-0 · Lightweight · BTC
- Jason Sharp 3-3-0 · Light Heavyweight · RF
- Jason Suttie 0-1-0 · Heavyweight · PFC
- Jason Tan 5-3-0 · Welterweight · UFC
- Jason Thacker 0-1-0 · Middleweight · UFC
- Jason Von Flue 14-12-1 · Welterweight · TWC
- Jason Witt 19-9-0 · Middleweight · UFC
- Jason Young 9-6-0 · Featherweight · UFC
- Javi Alanis 0-4-0 · TC
- Javid Basharat 15-2-0 · Bantamweight · UFC
- Javier Reyes 23-5-0 · Featherweight · UFC
- Javier Vazquez 16-5-0 · Featherweight ·
- Jay Cucciniello 8-3-0 · Featherweight · OKMMA
- Jay Hieron 23-7-0 · Welterweight · UFC
- Jay Jay Wilson 12-2-0 · Lightweight · PFL
- Jay Perrin 13-8-0 · Bantamweight · CTFC
- Jay Silva 12-13-1 · Heavyweight · LOXF
- Jean Matsumoto 17-2-0 · Bantamweight · UFC
- Jean Silva 17-3-0 · Lightweight · UFC
- Jean-Francois Lenogue 16-17-3 · Middleweight · WFC
- Jean-Paul Lebosnoyani 10-2-0 · Welterweight · UFC
- Jeff Bedard 13-3-0 · Bantamweight · NFC
- Jeff Cox 10-7-0 · Lightweight · ICF
- Jeff Curran 36-18-1 · Bantamweight · VFC
- Jeff Hougland 10-6-0 · Bantamweight · UFC
- Jeff Hughes 10-4-0 · Heavyweight · UFC
- Jeff Joslin 5-3-0 · Welterweight · UFC
- Jeff Molina 11-2-0 · Flyweight · UFC
- Jeff Monson 60-26-1 · Heavyweight · DMMA
- Jeff Newton 4-2-0 · Light Heavyweight · UFC
- Jeff Terry 2-3-0 · Light Heavyweight · PFC
- Jeisla Chaves 8-0-0 · Flyweight · UFC
- Jeka Saragih 14-5-0 · Featherweight · UFC
- Jena Bishop 10-3-0 · Flyweight · PFL
- Jenel Lausa 7-8-0 · Flyweight · BCF
- Jenna Castillo 1-0-0 · Flyweight · SF
- Jennifer Gonzalez 0-1-0 · Featherweight · OFC
- Jennifer Maia 23-10-1 · Flyweight · IFC
- Jens Pulver 27-19-1 · Bantamweight · SC
- Jeong Yeong Lee 11-3-0 · Featherweight · UFC
- Jeremia Siregar 7-7-0 · Flyweight · OPMMA
- Jeremiah Billington 11-2-0 · Light Heavyweight ·
- Jeremiah Metcalf 13-7-0 · Welterweight · UPC
- Jeremiah O'Neal 13-25-0 · Heavyweight · BFC
- Jeremiah Riggs 7-8-0 · Middleweight · BFC
- Jeremiah Wells 13-4-1 · Welterweight · UFC
- Jeremie Holloway 10-6-0 · Middleweight · XMMA
- Jeremy Boczulak 0-2-0 · Heavyweight · SF
- Jeremy Freitag 6-10-0 · Light Heavyweight · IMMA
- Jeremy Hamilton 9-2-0 · Welterweight · CFX
- Jeremy Horn 92-22-5 · Middleweight · EC
- Jeremy Jackson 9-5-0 · Welterweight · IBJJF
- Jeremy Kennedy 19-4-0 · Featherweight · BFC
- Jeremy Kimball 19-11-0 · Heavyweight · OKMMA
- Jeremy Lang 21-2-0 · Welterweight · EC
- Jeremy Larsen 8-5-0 · Featherweight · UFC
- Jeremy May 13-12-0 · Heavyweight · CES
- Jeremy Stephens 29-23-0 · Lightweight · BKFC
- Jeremy Tavares 1-6-0 · Bantamweight · KOTC
- Jeremy Umphries 5-2-0 · Welterweight · JFC
- Jeremy Wallace 4-6-0 · Bantamweight ·
- Jeri Sitzes 3-1-0 · Flyweight · SF
- Jermaine Andre 14-4-0 · Middleweight ·
- Jerome Rivera 10-6-0 · Flyweight · UFC
- Jerrel Venetiaan 4-3-0 · Light Heavyweight ·
- Jerrod Sanders 16-4-0 · Bantamweight · C3
- Jerron Peoples 4-3-0 · Middleweight · SF
- Jerry Bohlander 11-4-0 · Light Heavyweight · GC
- Jess Bouscal 3-2-0 · Lightweight · SF
- Jess Liaudin 20-11-0 · Welterweight · TLCF
- Jessamyn Duke 3-5-0 · Bantamweight · IFC
- Jesse Bongfeldt 17-6-1 · Middleweight · RITC
- Jesse Butler 12-6-0 · Bantamweight · UFC
- Jesse Finney 5-1-0 · Welterweight · Finney's HIT Squad
- Jesse Forbes 15-5-0 · Middleweight · CB
- Jesse Fujarczyk 2-2-0 · Heavyweight · SF
- Jesse Gillespie 3-2-0 ·
- Jesse Lennox 14-4-0 · Welterweight · UFC
- Jesse Moreng 9-1-0 · Lightweight · Arizona Combat Sports
- Jesse Murray 9-6-0 · Light Heavyweight · CFFC
- Jesse Ronson 28-12-0 · Welterweight · BTC
- Jesse Sanders 23-7-0 · Welterweight · TRMMA
- Jesse Stirn 16-6-0 · Featherweight · PFL
- Jesse Strader 7-4-0 · Bantamweight · UNF
- Jesse Taylor 33-17-0 · Welterweight · BFL
- Jessica Aguilar 20-10-0 · Strawweight · RFF
- Jessica Eye 15-11-0 · Flyweight · UFC
- Jessica Penne 14-8-0 · Strawweight · UFC
- Jessica Rakoczy 1-5-0 · Strawweight · UFC
- Jessica-Rose Clark 11-9-0 · Bantamweight · DBX
- Jessin Ayari 16-6-0 · Lightweight · INNFERNO
- Jesus Aguilar 12-4-0 · Bantamweight · UFC
- Jesus Pinedo 23-6-1 · Featherweight · PFL
- Jhonata Diniz 9-2-0 · Heavyweight · UFC
- Jhonata Silva 9-2-0 · Strawweight · SB
- Jhonoven Pati 8-6-0 · Middleweight · MCC
- Ji Yeon Kim 9-7-2 · Flyweight · UFC
- Jiahefu Wuziazibieke 32-12-1 · Lightweight · OPMMA
- Jianping Yang 11-4-1 · Featherweight · KLF
- Jim Alers 14-5-0 · Featherweight · CG
- Jim Miller 39-19-0 · Lightweight · UFC
- Jim Mullen 0-2-0 · Heavyweight · FNE
- Jim Wallhead 33-12-0 · Welterweight · CWFC
- Jimi Manuwa 17-6-0 · Light Heavyweight · UFC
- Jimmie Rivera 23-5-0 · Bantamweight · UFC
- Jimmy Ambriz 17-21-1 · Super Heavyweight · X1
- Jimmy Crute 14-4-2 · Light Heavyweight · UFC
- Jimmy Flick 17-9-0 · Flyweight · UFC
- Jimmy Lawson 4-2-0 · Heavyweight · DWCS
- Jimmy Quinlan 3-1-1 · Middleweight · NEF
- Jimmy Wallhead 33-12-0 · Welterweight · CWFC
- Jimy Hettes 11-3-0 · Featherweight · UFC
- Jin Oh Kim 0-4-0 · Light Heavyweight · M-1
- Jin Soo Son 9-4-0 · Bantamweight · UFC
- Jingliang Li 19-9-0 · Welterweight · UFC
- Jingnan Xiong 19-3-0 · Flyweight · UFC
- Jinh Yu Frey 11-10-0 · Strawweight · UFC
- Jiří Procházka 32-6-1 · Light Heavyweight · UFC
- Joachim Christensen 15-9-0 · Light Heavyweight · FEMFP
- Joachim Hansen 23-14-1 · Lightweight · Shooto
- Joanderson Brito 19-5-1 · Featherweight · UFC
- Joanna Jędrzejczyk 16-5-0 · Strawweight · UFC
- Joanne Wood 17-8-0 · Flyweight · UFC
- Joao Elias 17-4-1 · Flyweight · DWCS
- Joao Pierini 4-1-0 · Welterweight · UFC
- Joao Roque 7-2-4 · Featherweight · Shooto
- Joao Victor Zaiden 10-3-0 · Light Heavyweight · JFC
- Joaquim Silva 14-5-0 · Lightweight · UFC
- Joaquin Buckley 21-8-0 · Welterweight · UFC
- Joby Sanchez 13-5-0 · Bantamweight · CAMMA
- Jocelyn Jones-Lybarger 6-4-0 · Strawweight · BKFC
- Jodie Esquibel 6-7-0 · Strawweight · IFC
- Joe Benoit 11-4-0 · Welterweight · UCL
- Joe Brammer 7-3-1 · Lightweight ·
- Joe Camacho 13-19-3 · Lightweight · BFC
- Joe Cason 9-1-0 · Heavyweight · MCC
- Joe Charles 6-13-0 · Heavyweight · Pancrase
- Joe Doerksen 51-16-0 · Middleweight · KOTC
- Joe Duarte 10-4-0 · Lightweight · BFC
- Joe Duffy 16-5-0 · Lightweight · UFC
- Joe Ellenberger 15-2-0 · Lightweight · UFC
- Joe Giannetti 16-5-1 · Lightweight · CTFC
- Joe Gigliotti 7-3-0 · Middleweight · XMMA
- Joe Hurley 12-5-0 · Lightweight · CCFC
- Joe Jordan 48-14-2 · Welterweight · RFA
- Joe Lauzon 28-15-0 · Lightweight · UFC
- Joe Martin 6-8-0 · Welterweight ·
- Joe Merritt 7-2-0 · Welterweight · GC
- Joe Moreira 2-2-0 · Light Heavyweight ·
- Joe Moriera 0-1-0 · Heavyweight
- Joe Neal 6-5-0 · Bantamweight · CAMMA
- Joe Pardo 4-6-0 · Heavyweight · RITC
- Joe Pearson 45-31-1 · Featherweight · GFS
- Joe Proctor 11-5-0 · Welterweight · UFC
- Joe Pyfer 16-3-0 · Middleweight · UFC
- Joe Ray 14-6-0 · Welterweight · KLF
- Joe Riggs 49-18-1 · Welterweight · ROC
- Joe Schilling 4-7-0 · Light Heavyweight · PFL
- Joe Slick 16-5-3 · Light Heavyweight · RINGS
- Joe Solecki 13-6-0 · Lightweight · UFC
- Joe Son 0-4-0 · Heavyweight · PFC
- Joe Soto 18-7-0 · Bantamweight · UFC
- Joe Stevenson 33-16-0 · Lightweight · TUF
- Joe Taimanglo 24-9-1 · Bantamweight · AFC
- Joe Vedepo 20-10-0 · Light Heavyweight · EFL
- Joe Veres 4-3-0 · Lightweight · UFC
- Joe Wilk 19-13-0 · Featherweight · VFC
- Joel Alvarez 23-4-0 · Lightweight · UFC
- Joel Sutton 2-4-1 · Light Heavyweight · ISCF
- Joel Thomas 5-1-0 · Welterweight · EF
- Joey Armstrong 5-2-0 ·
- Joey Beltran 18-15-0 · Light Heavyweight · S70
- Joey Gambino 9-2-0 · Featherweight · UFC
- Joey Gilbert 2-3-1 · Lightweight · IC
- Joey Gomez 6-3-0 · Bantamweight · CES
- Joey Roberts 0-0-0 · Bantamweight · DZ
- Joey Villasenor 29-10-0 · Welterweight · JMMAS
- Johil de Oliveira 17-16-1 · Lightweight · SB
- John Adajar 6-3-0 · Welterweight · UAEW
- John Albert 6-5-0 · Bantamweight · UFC
- John Alessio 35-17-0 · Lightweight · BFC
- John Allan 18-9-0 · Light Heavyweight
- John Campetella 0-1-0 · Heavyweight · UFC
- John Castañeda 21-8-1 · Bantamweight · UFC
- John Cholish 8-3-0 · Lightweight · UFC
- John Clarke 8-2-0 · Middleweight · CFX
- John Cofer 8-4-0 · Featherweight · XFC
- John Devine 6-4-0 · Heavyweight · SF
- John Dixson 15-22-0 · Super Heavyweight ·
- John Dodson 24-14-0 · Flyweight · RFF
- John Donaldson 0-1-0 · Featherweight · VFS
- John Dowdy 0-1-0 · Heavyweight · FCFF
- John Doyle 11-22-0 · Light Heavyweight · CES
- John Elam 2-0-0 · Middleweight ·
- John Franchi 6-2-0 · Featherweight · RWMMA
- John Gunderson 35-16-2 · Featherweight · RITC
- John Gunther 5-1-0 · Lightweight · UFC
- John Halverson 16-8-0 · Lightweight · MCC
- John Hathaway 18-3-0 · Welterweight · OKMMA
- John Hosman 18-8-1 · Bantamweight · NAFC
- John Howard 29-19-1 · Welterweight · XMMA
- John Kolosci 15-9-0 · Lightweight · XFC
- John Kuhner 1-2-0 · Welterweight · SF
- John Lewis 3-4-3 · Welterweight · UFC
- John Lineker 37-11-0 · Featherweight · ONE
- John MaCalolooy 4-1-0 · Bantamweight · Bellator MMA
- John Maguire 26-13-0 · Welterweight · CS
- John Makdessi 18-9-0 · Lightweight · UFC
- John Marsh 8-7-0 · Heavyweight · BF
- John Matua 1-4-0 · Super Heavyweight · KOTC
- John Moraga 19-7-0 · Flyweight · UFC
- John Paul Elias 3-1-0 · Light Heavyweight · BFC
- John Phillips 22-11-0 · Middleweight · UFC
- John Polakowski 2-2-0 · Lightweight · UFC
- John Renken 18-28-4 · Middleweight · HnS
- John Richard 3-6-1 · Heavyweight · WFC
- John Salgado 4-8-1 · Welterweight · BFC
- John Salter 19-6-0 · Middleweight · BFC
- John Teixeira 27-9-2 · Featherweight · ACA
- John Yannis 10-5-0 · Bantamweight · UFC
- John Yoo 0-1-0 · Bantamweight · BFC
- John-Olav Einemo 6-3-0 · Heavyweight · UFC
- Johnny Bedford 23-14-1 · Bantamweight · ZP
- Johnny Case 28-10-1 · Welterweight · RFF
- Johnny Eblen 17-1-0 · Middleweight · PFL
- Johnny Eduardo 28-13-0 · Bantamweight · UFC
- Johnny Munoz Jr. 14-4-0 · Featherweight · UWCM
- Johnny Rees 13-5-0 · Middleweight · PMMA
- Johnny Rhodes 2-1-0 · Heavyweight · UFC
- Johnny Sampaio 3-1-0 · Lightweight · WEC
- Johnny Walker 22-10-0 · Light Heavyweight · UFC
- Johny Hendricks 18-8-0 · Middleweight · UFC
- Joilton Lutterbach 38-9-0 · Middleweight · BCF
- Jon Di Bella 0-0-0 · Flyweight · ONE
- Jon Fitch 32-8-2 · Welterweight · BFC
- Jon Hess 1-1-0 · Super Heavyweight · IS
- Jon Jones 28-1-0 · Heavyweight · UFC
- Jon Koppenhaver 14-5-0 · Welterweight · BFC
- Jon Madsen 8-2-0 · Heavyweight · TFC
- Jon Manley 13-6-0 · Welterweight · BFC
- Jon Tuck 11-5-0 · Lightweight · BFC
- Jon delos Reyes 8-5-0 · Flyweight · UFC
- Jonas Bilharinho 11-3-1 · Featherweight · BFC
- Jonatas Novaes 13-5-0 · Lightweight · LFN
- Jonathan Brookins 16-10-0 · Featherweight · BAMMA
- Jonathan Garcia 5-2-0 · Featherweight · WOW
- Jonathan Goulet 23-12-0 · Welterweight · RS
- Jonathan Martinez 19-6-0 · Bantamweight · UFC
- Jonathan Meunier 9-2-0 · Welterweight · AFC
- Jonathan Micallef 10-1-0 · Welterweight · UFC
- Jonathan Mix 6-4-0 · Welterweight · CFC
- Jonathan Pearce 14-7-0 · Featherweight · UFC
- Jonathan Rivera 8-3-0 · Welterweight · KOTC
- Jonathan Wiezorek 11-2-0 · Heavyweight · EXC
- Jonathan Wilson 9-5-0 · Heavyweight · TUFF
- Jonavin Webb 12-4-0 · Welterweight · RCC
- Jong Wang Kim 13-23-0 · Heavyweight · DEEP
- Jong Won Kim 0-1-0 · Featherweight · DREAM
- Jonny Carson 11-7-0 · Lightweight · LFC
- Jonny Goh 3-4-0 · Lightweight · GC
- Jonny Parsons 9-3-0 · Welterweight · UFC
- Joo Sang Yoo 9-1-0 · Featherweight · UFC
- Jora Ayvazyan 14-1-0 · Lightweight · Bellator MMA
- Jordan Dowdy 9-5-0 · Middleweight · NFA
- Jordan Espinosa 15-10-0 · Flyweight · CG
- Jordan Goodwin 0-0-0 · SF
- Jordan Griffin 19-11-0 · Featherweight · OFP
- Jordan Johnson 12-2-1 · Light Heavyweight · PFL
- Jordan Leavitt 13-4-0 · Lightweight · UFC
- Jordan Mein 32-14-0 · Welterweight · BTC
- Jordan Newman 6-0-0 · Middleweight · Bellator MMA
- Jordan Oliver 1-0-0 · Featherweight · BFC
- Jordan Radev 23-5-0 · Welterweight · BAMMA
- Jordan Rinaldi 14-7-0 · Featherweight · UFC
- Jordan Vucenic 13-4-0 · Featherweight · UFC
- Jordan Williams 9-6-0 · Welterweight · UFC
- Jordan Wright 13-5-0 · Light Heavyweight · FFC
- Jordan Zébo 9-1-0 · Middleweight · AFC
- Jorge Calvo 20-8-0 · Flyweight · WOW
- Jorge Gonzalez 17-6-0 · Light Heavyweight · ACA
- Jorge Gurgel 14-10-0 · Lightweight · TFC
- Jorge Lopez 12-5-0 · Welterweight · WSOF
- Jorge Masvidal 35-17-0 · Welterweight · UFC
- Jorge Oliveira 5-3-1 · Light Heavyweight · SC
- Jorge Patino 39-19-2 · Lightweight · TF
- Jorge Rivera 20-9-0 · Middleweight · UFC
- Jorge Santiago 25-12-0 · Welterweight · WSOF
- Jorge de Oliveira 1-1-0 · Lightweight · SCF
- Jorgen Kruth 5-0-0 · Light Heavyweight · Pancrase Gym Sweden
- Jose Alberto Quiñonez 12-7-0 · Featherweight · LFL
- Jose Alday 13-7-1 · Bantamweight · FAC
- Jose Augusto 9-4-0 · Heavyweight · LFA
- Jose Delgado 11-2-0 · Featherweight · UFC
- Jose Henrique Souza 9-1-0 · Welterweight · UFC
- Jose Johnson 16-10-0 · Flyweight · UFC
- Jose Landi-Jons 29-16-0 · Welterweight · TFC
- Jose Maria 41-10-0 · Bantamweight · TMB
- Jose Maria Tome 41-10-0 · Bantamweight · F2O
- Jose Ochoa 9-2-0 · Flyweight · UFC
- Jose Palacios 3-2-0 · SF
- Jose Perez 8-1-0 · Featherweight · PFL
- Jose Santibanez 10-3-0 · Lightweight ·
- Jose Torres 13-5-1 · Bantamweight · BCF
- Josefine Knutsson 8-1-0 · Strawweight · UFC
- Joselyne Edwards 18-6-0 · Bantamweight · UFC
- Joseph Benavidez 28-8-0 · Flyweight · UFC
- Joseph Holmes 8-4-0 · Light Heavyweight · UFC
- Joseph Luciano 9-2-0 · Middleweight · Bellator MMA
- Joseph Morales 14-2-0 · Flyweight · UFC
- Joseph Sandoval 7-7-0 · Bantamweight · XKO
- Josh Appelt 15-7-0 · Heavyweight · DWCS
- Josh Barnett 35-8-0 · Heavyweight · UFC
- Josh Bennett 11-14-0 · Heavyweight · BU
- Josh Bryant 15-4-0 · Middleweight · TFC
- Josh Bumgarner 6-4-0 · Middleweight · IC
- Josh Clopton 6-2-1 · Featherweight · UFC
- Josh Copeland 18-7-1 · Heavyweight · RCC
- Josh Culibao 11-4-1 · Featherweight · UFC
- Josh Diekmann 15-8-0 · Heavyweight · BFC
- Josh Emmett 19-7-0 · Featherweight · UFC
- Josh Epps 6-7-0 · Flyweight · FHMMA
- Josh Ferguson 11-5-0 · Flyweight · HRMMA
- Josh Fremd 11-6-0 · Middleweight · UFC
- Josh Grispi 14-5-0 · Featherweight · UFC
- Josh Haynes 14-11-0 · Light Heavyweight · ROF
- Josh Hendricks 19-11-0 · Heavyweight · CES
- Josh Hokit 9-0-0 · Heavyweight · UFC
- Josh Koscheck 17-11-0 · Welterweight · BFC
- Josh LaBerge 11-7-0 · Lightweight · CES
- Josh McDonald 9-5-0 · Welterweight · DH
- Josh Neal 6-5-0 · Welterweight · CAMMA
- Josh Neer 36-16-1 · Welterweight · VFC
- Josh Parisian 15-8-0 · Heavyweight · UFC
- Josh Pulsifer 17-8-0 · Featherweight · BFC
- Josh Quinlan 6-4-0 · Welterweight · UFC
- Josh Rafferty 9-8-0 · Welterweight · BFC
- Josh Samman 12-4-0 · Middleweight · UFC
- Josh Sampo 11-6-0 · Flyweight · BFC
- Josh Schockman 6-3-0 · Light Heavyweight · SF
- Josh Shockley 11-4-0 · Lightweight · UFC
- Josh Silveira 13-3-0 · Light Heavyweight · PFL
- Josh Smith 10-8-0 · Flyweight · BTC
- Josh Stansbury 8-5-0 · Light Heavyweight · SC
- Josh Stuart 0-2-0 · Welterweight ·
- Josh Thomson 22-9-0 · Lightweight · BFC
- Josh Thornburg 8-8-0 · Welterweight · AOW
- Josh Wick 12-6-0 · Featherweight · DWCS
- Joshua Burkman 28-18-0 · Lightweight · LFA
- Joshua Stansbury 8-5-0 · Light Heavyweight · SC
- Joshua Van 17-2-0 · Flyweight · UFC
- Joshua Weems 17-8-0 · Lightweight · PFL
- Josiah Harrell 11-1-0 · Welterweight · UFC
- Josiane Nunes 10-4-0 · Bantamweight · UFC
- Josias Musasa 8-2-0 · Bantamweight · UFC
- José Aldo 32-10-0 · Bantamweight · UFC
- José Delano 17-3-0 · Featherweight · UFC
- José Medina 11-7-0 · Middleweight · UFC
- José Montanha 5-1-0 · Heavyweight · UFC
- Journey Newson 10-5-0 · Featherweight · UFC
- Jovan Leka 13-2-0 · Heavyweight · UFC
- Jozef Wittner 16-7-0 · Welterweight · OKMMA
- Juan Adams 10-6-0 · Heavyweight · PCS
- Juan Alcain 1-2-0 · CCFC
- Juan Carlos Izquierdo 7-3-0 · Featherweight · WOW
- Juan Díaz 16-1-1 · Bantamweight · UFC
- Juan Espino 10-2-0 · Heavyweight ·
- Juan Manuel Puig 11-4-0 · Featherweight · UFC
- Juan Miranda 7-5-0 · Lightweight ·
- Juan Mott 3-3-0 · Light Heavyweight ·
- Juan Puerta 24-8-0 · Flyweight · TFC
- Juan Puig 11-4-0 · Featherweight · UFC
- Juancamilo Ronderos 4-2-0 · Flyweight · UFC
- Jules Bruchez 1-2-0 · Middleweight · BFC
- Julia Avila 9-4-0 · Bantamweight · UFC
- Julia Budd 17-6-0 · Featherweight · PFL
- Julia Polastri 14-6-0 · Strawweight · UFC
- Julian Erosa 31-13-0 · Featherweight · UFC
- Julian Marquez 9-6-0 · Middleweight · UFC
- Julian Sanchez 0-1-0 · Super Heavyweight · UFC
- Juliana Lima 10-7-0 · Strawweight · IFC
- Juliana Miller 4-4-0 · Flyweight · UFC
- Julianna Peña 12-6-0 · Women's Bantamweight · UFC
- Julie Kedzie 16-13-0 · Bantamweight · UFC
- Julien Leblanc 10-3-0 · Middleweight · UFC
- Julija Stoliarenko 11-9-2 · Flyweight · UFC
- Julio Arce 19-6-0 · Lightweight · UFC
- Julio Paulino 23-5-0 · Heavyweight · AFC
- Julius Anglickas 10-4-0 · Light Heavyweight · BFC
- Julius Walker 7-2-0 · Light Heavyweight · UFC
- Jumabieke Tuerxun 23-11-1 · Bantamweight · OLMMA
- Jun Yong Park 19-7-0 · Middleweight · UFC
- Junie Allen Browning 5-6-0 · Welterweight · HRMMA
- Junie Browning 5-6-0 · Welterweight · HRMMA
- Junior Albini 17-6-0 · Heavyweight · AFT
- Junior Assuncao 16-8-0 · Lightweight · 864
- Junior Hernandez 3-1-0 · Welterweight · KOF
- Junior Tafa 7-6-0 · Heavyweight · UFC
- Junior dos Santos 23-11-0 · Heavyweight · MVP
- Junye Gao 20-13-0 · Bantamweight · JCK
- Jussier Formiga 24-8-0 · Flyweight · LFA
- Justin Buchholz 16-11-0 · Welterweight · AFC
- Justin Burlinson 8-2-0 · Welterweight · CWFC
- Justin Davis 0-1-0 · Lightweight · DH
- Justin DeMoney 15-11-1 · Welterweight · MFC
- Justin Edwards 10-7-0 · Lightweight · WXC
- Justin Eilers 19-7-1 · Heavyweight · EXC
- Justin Frazier 11-3-0 · Super Heavyweight · PFMMA
- Justin Gaethje 27-5-0 · Lightweight · UFC
- Justin Gonzales 14-5-0 · Featherweight · PFL
- Justin Guthrie 18-9-0 · Welterweight · VFC
- Justin Haskins 7-6-0 · Welterweight · AMMAFL
- Justin Hawes 7-8-1 · Light Heavyweight · CS
- Justin James 13-7-0 · Lightweight · KOTC
- Justin Jaynes 17-11-0 · Welterweight · FFL
- Justin Lawrence 11-5-0 · Featherweight · BFC
- Justin Ledet 9-4-0 · Light Heavyweight · UFC
- Justin Levens 9-8-0 · Middleweight · PFC
- Justin Martin 4-3-0 · Light Heavyweight ·
- Justin McCully 11-5-2 · Heavyweight · RFA
- Justin McElfresh 6-4-0 · Light Heavyweight · XFO
- Justin Pennington 3-3-0 · Bantamweight · 3FC
- Justin Robbins 14-19-1 · Featherweight · BFC
- Justin Salas 12-7-0 · Lightweight · UFC
- Justin Scoggins 15-7-0 · Flyweight · IF
- Justin Sumter 9-5-0 · Middleweight · CES
- Justin Tafa 7-5-0 · Heavyweight · UFC
- Justin Wetzell 12-3-0 · Bantamweight · PFL
- Justin Wilcox 14-7-0 · Lightweight · BFC
- Justin Willis 8-2-0 · Heavyweight · UFC
- Justin Wren 13-2-0 · Heavyweight · BFC
- Justine Kish 9-6-0 · Flyweight · BFC
- Jutaro Nakao 26-21-4 · Welterweight · Pancrase
- Jéssica Andrade 26-15-0 · Flyweight · UFC