| Div.
| Champion
| Defences
| Champion since
| Event
|
UFC
|
| HW | Cain Velasquez | 0 | December 29, 2012 | UFC 155 | | | | |
| LHW | Jon Jones | 5 | March 19, 2011 | UFC 128 | | | | |
| MW | Anderson Silva | 10 | October 14, 2006 | UFC 64 | | | | |
| WW | Georges St. Pierre | 8 | April 19, 2008 | UFC 83 | | | | |
| LW | Ben Henderson | 3 | February 25, 2012 | UFC 144 | | | | |
| FW | Jose Aldo | 4 | October 28, 2010 | WEC 44 | | | | |
| BW | Dominick Cruz | 2 | December 16, 2010 | WEC 53 | | | | |
| Interim BW | Renan Barão | 1 | July 21st, 2012 | UFC 149 | | | | |
| FLW | Demetrious Johnson | 1 | September 22nd, 2012 | UFC 152 | | | |
|
UFC Women's Division
|
| BW | Ronda Rousey | 1 | December 6, 2012 | Inaugural UFC BW Women's Champion | | | |
|
BAMMA
|
| HW | Vacant | - | - | - | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Vacant | - | - | - | | | | |
| WW | Vacant | - | - | - | | | | |
| LW | Rob Sinclair | 3 | February 13, 2010 | BAMMA 2 | | | | |
| FW | Mark Adams | 0 | May 15, 2010 | BAMMA 3 | | | |
|
BAMMA Lonsdale British Champions
|
| HW | Vacant | - | - | - | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Vacant | - | - | - | | | | |
| WW | Tom Breese | 0 | December 1, 2012 | BAMMA 11 | | | | |
| LW | Curt Warburton | 0 | March 9, 2013 | BAMMA 12 | | | | |
| FW | Vacant | - | - | - | | | | |
| BW | Vacant | - | - | - | | | |
|
Bellator
|
| HW | Alexander Volkov | 0 | December 14, 2012 | Bellator 84 | | | | |
| LHW | Attila Veigh | 0 | February 28, 2013 | Bellator 91 | | | | |
| MW | Alexander Shlemenko | 0 | February 7, 2013 | Bellator 88 | | | | |
| WW | Ben Askren | 3 | October 21, 2010 | Bellator 33 | | | | |
| LW | Michael Chandler | 1 | November 19, 2011 | Bellator 58 | | | | |
| FW | Pat Curran | 1 | March 9, 2012 | Bellator 60 | | | | |
| BW | Eduardo "Dudu" Dantas | 0 | April 13, 2012 | Bellator 65 | | | |
|
Bellator Women's Division
|
| 115lbs | Zoila Gurgel | 0 | October 28, 2010 | Bellator 34 | | | |
|
Cage Warriors
|
| HW | D.J. Linderman | 0 | June 2, 2012 | Cage Warriors 47 | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Jesse Taylor | 1 | December 31, 2012 | Cage Warriors 51 | | | | |
| WW | Cathal Pendred | 0 | March 9, 2013 | Cage Warriors 52 | | | | |
| LW | Vacant | - | - | - | | | | |
| FW | Jim Alers | 0 | April 13, 2013 | Cage Warriors 53 | | | | |
| BW | Paul McVeigh | 1 | July 24, 2010 | Cage Contender V: McVeigh vs Sitenkov | | | |
|
Full Contact Contender Amateur Champions
|
| HW | Vacant | - | - | - | | | | | |
| LHW | Brett McDermott | 2 | March 17, 2012 | FCC 2 | | | | |
| MW | Ant Bailey | 0 | October 20, 2012 | FCC 4 | | | | |
| WW | Johnny Mann | 0 | June 23rd, 2012 | FCC 3 | | | | |
| LW | Martin Chester | 0 | October 20, 2012 | FCC 4 | | | | |
| FW | Joshua Jarvis | 0 | June 23rd, 2012 | FCC 3 | | | | |
| BW | Vacant | - | - | - | | | | | |
| FLW | Connor Hignett | 0 | June 23rd, 2012 | FCC 3 | | | |
|
Invicta FC
|
| AW | Michelle Waterson | 0 | April 5, 2013 | Invicta FC 5 | | | |
|
MFC
|
| HW | Vacant | - | - | - | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Vacant | - | - | - | | | | |
| WW | Nathan Coy | 0 | May 4, 2012 | MFC 33: Collision Course | | | | |
| LW | Vacant | - | - | - | | | |
|
Shock N Awe
|
| HW | Vacant | - | - | - | | | | | |
| LHW | Vacant | - | - | - | | | | | |
| MW | Mike Ling | 0 | October 13, 2012 | SNA 12 | | | | | |
| WW | Jack Mason | 0 | October 13, 2012 | SNA 12 | | | | | |
| LW | Jack Magee | 0 | March 10,2012 | SNA 10 | | | | | |
| FW | Jason Furness | 0 | March 9, 2013 | SNA 13 | | | | |
| BW | Vacant | - | - | - | | | | | |
| FW | Vacant | - | - | - | | | | |
|
Staydown Fighting Championships
|
| HW | Vacant | - | - | - | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Vacant | - | - | - | | | | |
| WW | Lee Caers | 0 | March 30, 2013 | Staydown FC VIII | | | | |
| LW | Antanas Jazbutis | 0 | November 3, 2012 | Staydown FC VII | | | | |
| FW | Sam Gilbert | 0 | March 30, 2103 | Staydown FC VIII | | | | |
| BW | Vacant | - | - | - | | | |
|
UCMMA
|
| HW | Darren Towler | 1 | September 17, 2011 | UCMMA: Go 4 It | | | | |
| Interim HW Champion | Neil Grove | 0 | December 1, 2012 | UCMMA 31 | | | | | |
| LHW | Linton Vassell | 2 | February 4, 2012 | UCMMA: The Real Deal | | | | |
| MW | Denniston Sutherland | 0 | April 6, 2013 | UCMMA 33 | | | | |
| WW | Jake Bostwick | 0 | May 26, 2012 | UCMMA 28 | | | | |
| LW | Tim Radcliffe | 0 | February 5, 2011 | UCMMA: Face Off | | | | |
| FW | Ashleigh Grimshaw | 0 | May 26, 2012 | UCMMA 28 | | | | |
| BW | Cory Tait | 1 | December 1, 2012 | UCMMA 31 | | | | |
| FLW | Giorgio Andrews | 0 | August 18, 2012 | UCMMA 29 | | | |
|
UCMMA UK1 Champions
|
| HW UK1 | Chi Lewis Parry | 0 | October 7, 2012 | UCMMA 30 | | | | |
| LHW UK1 | Louis King | 0 | April 7, 2012 | UCMMA 27 | | | | |
| MW UK1 | Louis King | 0 | December 3, 2011 | UCMMA: Beatdown | | | | |
| WW UK1 | Peter Irving | 0 | February 4, 2012 | UCMMA: The Real Deal | | | | |
| LW UK1 | Jamaine Facey | 0 | April 6, 2013 | UCMMA 33 | | | | |
| FW UK1 | Huseyin Garabet | - | - | - | | | |
|
Ultimate Impact Cagefighting
|
| HW | Vacant | - | - | - | | | | |
| LHW | Vacant | - | - | - | | | | |
| MW | Vacant | - | - | - | | | | |
| WW | Ashley Beaumont | 0 | February 23, 2013 | UIC 9: Vendetta | | | | |
| LW | Mario Saeed | 0 | February 23, 2013 | UIC 9: Vendetta | | | | |
| FW | Vacant | - | - | - | | | | |
| BW | Vacant | - | - | - | | | |
|
10th Legion Championship Fighting World Champions
|
| World SHW | Vacant | - | - | - | | | | |
| World HW | Vacant | - | - | - | | | | |
| World LHW | Vacant | - | - | - | | | | |
| World MW | Vacant | - | - | - | | | | |
| World WW | Jess Liaudin | 1 | April 5, 2009 | Tenth Legion: The War Machine | | | | |
| World LW | Abdul Mohamed | 1 | February 21, 2010 | Tenth Legion: Decimation | | | | |
| World FW | Vacant | - | - | - | | | | |
| World BW | Vacant | - | - | - | | | | |
| World FLW | Vacant | - | - | - | | | |
|
10th Legion Championship Fighting European Champions
|
| European SHW | Vacant | - | - | - | | | | |
| European HW | Vacant | - | - | - | | | | |
| European LHW | Janus Jones | - | - | - | | | | |
| European MW | Brian Moore | - | - | - | | | | |
| European WW | Peter Irving | - | - | - | | | | |
| European LW | Vacant | - | - | - | | | | |
| European FW | Vacant | - | - | - | | | | |
| European BW | Vacant | - | - | - | | | | |
| European FLW | Vacant | - | - | - | | | |
|
10th Legion Championship Fighting British Champions
|
| British SHW | Vacant | - | - | - | | | | |
| British HW | Vacant | - | - | - | | | | |
| British LHW | Vacant | - | - | - | | | | |
| British MW | Phil Ounsley | - | - | - | | | | |
| British WW | James Bateman | - | - | - | | | | |
| British LW | Vacant | - | - | - | | | | |
| British FW | Vacant | - | - | - | | | | |
| British BW | Vacant | - | - | - | | | | |
| British FLW | Vacant | - | - | - | | | |
|
