Heavyweight (265)
#1 Fabricio Werdum
#2 Cain Velasquez
#3 Stipe Miocic
#4 Andrei Arlovski
#5 Travis Browne
#6 Alistair Overeem
#7 Junior Dos Santos
#8 Ben Rothwell
#9 Josh Barnett
#10 Frank Mir
#11 Mark Hunt
#13 Fedor Emelianenko
#14 Roy Nelson
The following fighters were removed from this division's rankings due to inactivity:
Daniel Cormier on 10/19/2014
Anthony Johnson on 3/23/2014
Dan Henderson on 7/30/2012
Brock Lesnar on 12/30/2012
Shane Carwin on 6/11/2011
Oleksiy Oliynyk on 11/22/2015
Light Heavyweight (205)
#1 Daniel Cormier
#2 Anthony Johnson
#3 Ryan Bader
#4 Phil Davis
#5 Rashad Evans
#6 Alexander Gustafsson
#7 Glover Teixeira
#8 Ovince St Preux
#9 Mauricio Rua
#10 Antonio Rogerio Nogueira
The following fighters were removed from this division's ranking due to inactivity:
Jon Jones on 1/03/2016
Vitor Belfort on 11/09/2014
Lyoto Machida on 8/03/2014
Dan Henderson on 5/24/2015
Chael Sonnen on 11/16/2014
Quinton Jackson on 5/17/2015
Anderson Silva on 10/13/2013
Forrest Griffin on 7/07/2013
Middleweight (185)
#1 Luke Rockhold
#2 Chris Weidman
#3 Yoel Romero
#4 Ronaldo Souza
#5 Michael Bisping
#6 Anderson Silva
#7 Vitor Belfort
#8 Lyoto Machida
#9 Kelvin Gastelum
#10 Robert Whittaker
#11 Uriah Hall
#12 Gegard Mousasi
#13 Derek Brunson
#14 Roan Carneiro
#15 Mark Munoz
The following fighters were removed from this division's rankings due to inactivity:
Tim Kennedy on 9/27/2015
Chael Sonnen on 7/07/2013
Cung Le on 8/23/2015
Rich Franklin on 6/23/2013
Welterweight (170)
#1 Robbie Lawler
#2 Stephen Thompson
#3 Johny Hendricks
#4 Rory MacDonald
#5 Carlos Condit
#6 Neil Magny
#7 Kelvin Gastelum
#8 Tarec Saffiedine
#9 Jake Ellenberger
#10 Rousimar Palhares
#11 Jake Shields
#12 Demian Maia
#13 Dong Hyun Kim
#14 Matt Brown
#15 Ben Askren
The following fighters were removed from this division's rankings due to inactivity:
Georges St Pierre on 11/16/2014
Tyron Woodley on 1/31/2016
Martin Kampmann on 8/28/2014
Nick Diaz on 3/16/2014
Hector Lombard on 1/03/2016
Lightweight (155)
#1 Rafael Dos Anjos
#2 Eddie Alvarez
#3 Anthony Pettis
#4 Donald Cerrone
#5 Gilbert Melendez
#6 Shinya Aoki
#7 Beneil Dariush
#8 Nate Diaz
#9 Michael Johnson
#10 Tony Ferguson
#11 Edson Barboza
#12 Josh Thomson
#13 Diego Sanchez
#14 Al Iaquinta
#15 Evan Dunham
The following fighters were removed from this division's rankings due to inactivity:#14 Al Iaquinta
#15 Evan Dunham
Khabib Nurmagomedov on 4/19/2015
Ben Henderson on 1/18/2016
Frankie Edgar on 8/11/2013
TJ Grant on 5/25/2014
Tatsuya Kawajiri on 7/26/2012
Myles Jury on 1/03/2016
Bobby Green on 11/22/2015
BJ Penn on 8/28/2011
Sean Sherk on 9/25/2011
Featherweight (145)
#1 Conor McGregor
#2 Jose Aldo
#3 Frankie Edgar
#5 Ricardo Lamas
#6 Max Holloway
#7 Cub Swanson
#8 Charles Oliveira
#9 Jeremy Stephens
#10 Nik Lentz
#11 Hacran Dias
#12 Darren Elkins
#13 Brian Ortega
#14 Diego Brandao
#15 Dennis Bermudez
The following fighters were removed from this division's rankings due to inactivity:
Iuri Alcantara on 6/23/2013
Kenny Florian on 10/08/2012
Chan Sung Jung on 8/03/2014
Dustin Poirier on 9/27/2015
Bantamweight (135)
#1 Dominick Cruz
#2 TJ Dillashaw
#3 Renan Barao
#4 Urijah Faber
#5 Aljamain Sterling
#6 Johnny Eduardo
#7 Michael McDonald
#8 Takeya Mizugaki
#9 Bryan Caraway
#10 Eddie Wineland
#11 John Lineker
#12 Thomas Almeida
#13 Brad Pickett
#14 Francisco Rivera
#15 Rob Font
The following fighters were removed from this division's rankings due to inactivity:
Raphael Assuncao on 10/04/2015
Joseph Benavidez on 8/14/2012
Chris Cariaso on 2/25/2013
Flyweight (125)
#1 Demetrious Johnson
#2 Joseph Benavidez
#3 Ali Bagautinov
#4 John Dodson
#5 Zach Makovsky
#6 Tim Elliott
#7 Kyoji Horiguchi
#8 Louis Gaudinot
#9 Kairat Akhmetov
#10 Adriano Moraes
#11 Henry Cejudo
#12 Jussier Da Silva
#13 John Moraga
#14 Wilson Reis
#15 Dustin Ortiz
Ian McCall on 1/31/2016
John Lineker on 7/16/2015
Yasuhiro Urushitani on 3/14/2015
Women's Bantamweight (135)
#1 Miesha Tate
#2 Holly Holm
#3 Ronda Rousey
#4 Alexis Davis
#5 Amanda Nunes
#6 Valentina Shevchenko
#7 Sarah Kaufman
#8 Liz Carmouche
#7 Sarah Kaufman
#8 Liz Carmouche
#9 Sara McMann
#10 Julianna Pena
#10 Julianna Pena
#11 Jessica Eye
#12 Leslie Smith
#13 Raquel Pennington
#14 Ashlee Evans-Smith
#15 Marion Reneau
#14 Ashlee Evans-Smith
#15 Marion Reneau
The following fighters were removed from this division's rankings due to inactivity:
Cat Zingano on 2/28/2016
Marloes Coenen on 7/30/2012
Marloes Coenen on 7/30/2012
Kerry Vera on 11/20/2010
Jessica Rakoczy on 11/30/2014
Women's Strawweight (115)
#1 Joanna Jedrzejczyk
#2 Claudia Gadelha
#3 Jessica Aguilar
#4 Rose Namajunas +1
#5 Jessica Penne +1
#6 Valerie Letourneau +1
#7 Maryna Moroz +1
#8 Joanne Calderwood +1
#9 Justine Kish +1
#10 Livia Renata Souza +1
#10 Livia Renata Souza +1
#11 DeAnna Bennett +1
#12 Katja KanKaanpaa +1
#12 Katja KanKaanpaa +1
#13 Karolina Kowalkiewicz +1
#14 Randa Markos +1
#15 Tecia Torres +1
The following fighters were removed from this division's rankings due to inactivity:
Carla Esparza on 3/14/2016