Heavyweight (265)
#1 Stipe Miocic
#2 Francis Ngannou
#5 Junior Dos Santos
#6 Vitaly Minakov
#8 Andrei Arlovski
#10 Timothy Johnson
#11 Marcin Tybura
#12 Mark Hunt
#13 Derrick Lewis
#14 Curtis Blaydes
#15 Alexey Oleinik
The following fighters were removed from this division's rankings due to inactivity:
Cain Velasquez on 7/09/2017
Anthony Johnson on 3/23/2014
Daniel Cormier on 10/19/2014
Ben Rothwell on 4/10/2017
Josh Barnett on 9/03/2017
Stephen Puetz on 5/02/2016
Brock Lesnar on 7/09/2017
Frank Mir on 3/20/2017
Light Heavyweight (205)
#1 Jon Jones
#2 Daniel Cormier
#3 Anthony Johnson
#4 Ryan Bader
#5 Phil Davis
#6 Alexander Gustafsson
#7 Glover Teixeira
#8 Linton Vassell
#9 Liam McGeary
#10 Chael Sonnen +1
#11 Volkan Oezdemir +1
#13 Ovince St Preux +1
#14 Mauricio Rua +1
The following fighters were removed from this division's ranking due to inactivity:
Vitor Belfort on 11/09/2014
Lyoto Machida on 8/03/2014
Rashad Evans on 4/16/2017
Dan Henderson on 5/24/2015
Tito Ortiz on 1/22/2018
Kelly Anundson on 9/12/2015
Middleweight (185)
#1 Georges St. Pierre
#2 Kelvin Gastelum
#4 Luke Rockhold
#5 Robert Whittaker
#7 Ronaldo Souza
#8 Gegard Mousasi
#9 Chris Weidman
#10 Anderson Silva
#11 Derek Brunson
#12 Lyoto Machida
#13 Uriah Hall
#14 Vitor Belfort
#15 Antonio Carlos Junior
The following fighters were removed from this division's rankings due to inactivity:
Tim Kennedy on 12/10/2017
Chael Sonnen on 7/07/2013
Cung Le on 8/23/2015
Rich Franklin 12/11/2013
Roan Carneiro 2/21/2017
Mark Munoz 5/16/2016
Welterweight (170)
#1 Tyron Woodley
#2 Stephen Thompson
#3 Rafael Dos Anjos
#4 Robbie Lawler
#5 Rory MacDonald
#6 Ben Askren
#7 Douglas Lima
#9 Lorenz Larkin
#10 Neil Magny
#11 Colby Covington
#12 Demian Maia
#13 Carlos Condit
#14 Andrey Koreshkov
#15 Jorge Masvidal
The following fighters were removed from this division's rankings due to inactivity:
Georges St Pierre on 11/16/2014
Kazuo Misaki on 3/03/2013
Kelvin Gastelum on 7/09/2017
Johny Hendricks on 12/30/2017
Martin Kampmann on 8/28/2014
Nick Diaz on 3/16/2014
Ben Henderson on 4/22/2017
Lightweight (155)
#1 Khabib Nurmagomedov
#2 Eddie Alvarez
#3 Tony Ferguson
#4 Edson Barboza
#5 Dustin Poirier
#6 Anthony Pettis
#7 Paul Felder
#8 Charles Oliveira
#9 Nik Lentz
#10 Will Brooks
#11 Brent Primus
#12 Michael Chandler
#13 Patricky Freire
#14 Ben Henderson
#15 Al Iaquinta
(Alex Oliveira beat Brooks at welterweight therefore not ranked)
The following fighters were removed from this division's rankings due to inactivity:
Conor McGregor on 11/13/2017
Rafael Dos Anjos on 11/04/2017
Donald Cerrone on 12/19/2016
Frankie Edgar on 8/11/2013
TJ Grant on 5/25/2014
Gilbert Melendez on 7/23/2017
Myles Jury on 1/03/2016
Featherweight (145)
#1 Max Holloway
#2 Jose Aldo
#3 Frankie Edgar
#5 Brian Ortega
#6 Cub Swanson
#7 Renato Carneiro
#8 Jeremy Stephens
#9 Yair Rodriguez
#10 Calvin Kattar
#11 Andre Fili
#12 Darren Elkins
#13 Chan Sung Jung
#14 Diego Brandao
#15 Dennis Bermudez
(Emmett missed therefore not ranked)
The following fighters were removed from this division's rankings due to inactivity:
Conor McGregor on 12/12/2016
Chad Mendes on 12/11/2016
Anthony Pettis 8/27/2017
Charles Oliveira on 8/27/2017
Nik Lentz on 5/30/2016
Hacran Dias on 10/01/2017
Iuri Alcantara on 6/23/2013
Kenny Florian on 8/08/2012
Dustin Poirier on 9/27/2015
Bantamweight (135)
#1 TJ Dillashaw
#2 Cody Garbrandt
#3 Raphael Assuncao
#4 Jimmie Rivera
#5 Marlon Moraes
#7 Matthew Lopez
#8 Johnny Eduardo
#9 John Lineker
#10 John Dodson
#11 Eddie Wineland
#12 Rustam Kerimov
#13 Takeya Mizugaki
#14 Pedro Munhoz +2
#15 Rob Font +1
(Sterling beat Barao at featherweight therefore no movement occured and Barao is still inactive)
The following fighters were removed from this division's rankings due to inactivity:
Dominick Cruz on 12/30/2017
Renan Barao on 7/25/2016
Urijah Faber on 12/17/2017
Joseph Benavidez on 8/14/2012
Bryan Caraway on 5/29/2017
Michael McDonald on 7/13/2017
Chris Cariaso on 2/25/2013
Flyweight (125)
#1 Demetrious Johnson
#2 Kyoji Horiguchi
#3 Tyson Nam
#4 Yoni Sherbatov
#5 Ali Bagautinov
#6 Henry Cejudo
#7 Ray Borg
#8 Jussier Da Silva
#9 Matheus Nicolau
#10 Sergio Pettis
#11 John Moraga
#12 Wilson Reis
#13 Brandon Moreno
#14 Dustin Ortiz
#15 Zach Makovsky
The following fighters were removed from this division's rankings due to inactivity:
Joseph Benavidez on 12/3/2017
Ian McCall on 1/31/2016
John Dodson on 9/05/2016
Women's Bantamweight (135)
#1 Amanda Nunes
#2 Valentina Shevchenko
#4 Holly Holm
#5 Ketlen Vieira
#6 Sara McMann
#7 Alexis Davis
#7 Alexis Davis
#8 Sarah Kaufman
#9 Sarah Moras
#10 Ashlee Evans-Smith
#9 Sarah Moras
#10 Ashlee Evans-Smith
#11 Marion Reneau
#12 Bethe Correa
#13 Leslie Smith
The following fighters were removed from this division's rankings due to inactivity:
Jessica Rakoczy on 11/30/2014
Raquel Pennington on 11/20/2017
Miesha Tate on 11/20/2017
Ronda Rousey on 12/30/2017
Cat Zingano on 7/09/2017
Marloes Coenen on 7/30/2012
Liz Carmouche 11/12/2017
Kerry Vera on 11/20/2010
Jessica Eye on 9/10/2017
Jessica Andrade on 9/05/2016
Women's Strawweight (115)
#1 Rose Namajunas
#2 Joanna Jedrzejczyk
#2 Joanna Jedrzejczyk
#3 Jessica Andrade
#4 Claudia Gadelha
#5 Tatiana Suarez
#6 Viviane Pereira
#7 Carla Esparza
#8 Maryna Moroz
#9 Cynthia Calvillo
#10 Joanne Calderwood
#11 Felice Herrig
#12 Cortney Casey
#13 Jessica Aguilar
#4 Claudia Gadelha
#5 Tatiana Suarez
#6 Viviane Pereira
#7 Carla Esparza
#9 Cynthia Calvillo
#10 Joanne Calderwood
#11 Felice Herrig
#13 Jessica Aguilar
#14 Karolina Kowalkiewicz
#15 Justine Kish
(Calderwood beat Letourneau at Flyweight therefore no movement occurred)
The following fighters were removed from this division's rankings due to inactivity:
Valerie Letourneau on 12/10/2017
The following fighters were removed from this division's rankings due to inactivity:
Valerie Letourneau on 12/10/2017
