Classement homme Poids Mouches mai 2025
 |  | Alexandre Pantoja (13-3-0) |  |
| 1 |  | Brandon Royval (7-3-0) |  |
| 2 |  | Brandon Moreno (11-5-2) |  |
| 3 |  | Amir Albazi (5-1-0) |  |
| 4 |  | Kai Kara-France (8-4-0) |  |
| 5 |  | Tatsuro Taira (6-1-0) |  |
| 6 |  | Manel Kape (6-3-0) |  |
| 7 |  | Alex Perez (7-5-0) | |
| 8 |  | Asu Almabayev (4-1-0) |  |
| 9 |  | Steve Erceg (3-3-0) |  |
| 10 |  | Tagir Ulanbekov (5-1-0) |  |
| 11 |  | Tim Elliott (9-11-0) | |
| 12 |  | Bruno Silva (4-3-0, 1NC) | |
| 13 |  | Ramazonbek Temirov (2-0-0) |  |
| 14 |  | Joshua Van (6-1-0) |  |
| 15 |  | Kai Asakura (0-1-0) | |
Classement homme Poids Coqs mai 2025
|  | Merab Dvalishvili (12-2-0) |  |
| 1 |  | Sean O'Malley (10-2-0, 1NC) | |
| 2 |  | Petr Yan (10-4-0) | |
| 3 |  | Umar Nurmagomedov (6-1-0) | |
| 4 |  | Cory Sandhagen (10-4-0) | |
| 5 |  | Deiveson Figueiredo (13-4-1) | |
| 6 |  | Song Yadong (11-3-1) |  |
| 7 |  | Marlon Vera (15-9-0) |  |
| 8 |  | Rob Font (12-7-0) | |
| 9 |  | Henry Cejudo (10-5-0) | |
| 10 |  | Mario Bautista (9-2-0) | |
| 11 |  | Jose Aldo (14-8-0) | |
| 12 |  | Kyler Phillips (6-2-0) | |
| 13 |  | Marcus McGhee (4-0-0) | |
| 14 |  | Aiemann Zahabi (6-2-0) |  |
| 15 |  | Montel Jackson (8-2-0) | |
Classement homme Poids Plumes mai 2025
|  | Alexander Volkanovski (14-3-0) | |
| 1 |  | Diego Lopes (5-2-0) | |
| 2 |  | Yair Rodriguez (11-4-0, 1NC) | |
| 3 |  | Movsar Evloev (9-0-0) | |
| 4 |  | Arnold Allen (11-2-0) |  |
| 5 |  | Brian Ortega (8-4-0, 1NC) | |
| 6 |  | Lerone Murphy (8-0-1) | |
| 7 |  | Aljamain Sterling (16-5-0) | |
| 8 |  | Josh Emmett (10-5-0) | |
| 9 |  | Jean Silva (5-0-0) | |
| 10 |  | Youssef Zalal (7-3-1) |  |
| 11 |  | Dan Ige (11-8-0) | |
| 12 |  | Calvin Kattar (7-7-0) | |
| 13 |  | David Onama (6-2-0) |  |
| 14 |  | Bryce Mitchell (8-3-0) | |
| 15 |  | Edson Barboza (18-12-0) | |
Classement homme Poids Légers mai 2025
|  | Islam Makhachev (16-1-0) | |
| 1 |  | Arman Tsarukyan (9-2-0) |  |
| 2 |  | Charles Oliveira (23-10-0, 1NC) | |
| 3 |  | Justin Gaethje (9-5-0) | |
| 4 |  | Dustin Poirier (22-8-0, 1NC) | |
| 5 |  | Max Holloway (22-8-0) | |
| 6 |  | Dan Hooker (14-8-0) | |
| 7 |  | Mateusz Gamrot (7-3-0) |  |
| 8 |  | Paddy Pimblett (7-0-0) | |
| 9 |  | Beneil Dariush (16-6-1) |  |
| 10 |  | Renato Moicano (12-6-0) | |
| 11 |  | Rafael Fiziev (6-4-0) |  |
| 12 |  | Michael Chandler (2-5-0) | |
| 13 |  | Benoit Saint-Denis (5-3-0) |  |
| 14 |  | Grant Dawson (11-1-1) | |
| 15 |  | Joel Alvarez (7-2-0) |  |
Classement homme Poids Mi-Moyens mai 2025
|  | Belal Muhammad (15-3-0, 1NC) |  |
| 1 |  | Sean Brady (8-1-0) | |
| 2 |  | Shavkat Rakhmonov (7-0-0) | |
| 3 |  | Leon Edwards (14-4-0, 1NC) | |
| 4 |  | Kamaru Usman (15-3-0) |  |
| 5 |  | Jack Della Maddalena (7-0-0) | |
| 6 |  | Ian Garry (9-1-0) |  |
| 7 |  | Joaquin Buckley (11-4-0) | |
| 8 |  | Gilbert Burns (15-8-0) | |
| 9 |  | Colby Covington (12-5-0) | |
| 10 |  | Geoff Neal (8-4-0) | |
| 11 |  | Stephen Thompson (12-8-1) | |
| 12 |  | Michael Morales (5-0-0) | |
| 13 |  | Carlos Prates (4-1-0) | |
| 14 |  | Vicente Luque (16-6-0) | |
| 15 |  | Michael Page (2-1-0) | |
Classement homme Poids Moyens mai 2025
|  | Dricus Du Plessis (9-0-0) |  |
| 1 |  | Nassourdine Imavov (8-2-0, 1NC) | |
| 2 |  | Sean Strickland (16-7-0) | |
| 3 |  | Khamzat Chimaev (8-0-0) | |
| 4 |  | Israel Adesanya (13-5-0) | |
| 5 |  | Robert Whittaker (17-6-0) | |
| 6 |  | Caio Borralho (7-0-0) | |
| 7 |  | Jared Cannonier (11-8-0) | |
| 8 |  | Anthony Hernandez (8-2-0) | |
| 9 |  | Roman Dolidze (9-3-0) | |
| 10 |  | Marvin Vettori (9-6-1) |  |
| 11 |  | Brendan Allen (12-4-0) | |
| 12 |  | Paulo Costa (6-4-0) | |
| 13 |  | Reinier de Ridder (2-0-0) |  |
| 14 |  | Michel Pereira (9-4-0) | |
| 15 |  | Roman Kopylov (6-3-0) | |
Classement homme Poids Mi-Lourds mai 2025
|  | Magomed Ankalaev (12-1-1, 1NC) | |
| 1 |  | Alex Pereira (9-2-0) | |
| 2 |  | Jiri Prochazka (5-2-0) |  |
| 3 |  | Carlos Ulberg (8-1-0) | |
| 4 |  | Jamahal Hill (6-3-0, 1NC) | |
| 5 |  | Jan Blachowicz (12-8-1) | |
| 6 |  | Aleksandar Rakic (6-4-0) |  |
| 7 |  | Khalil Rountree (9-6-0, 1NC) | |
| 8 |  | Dominick Reyes (9-4-0) | |
| 9 |  | Volkan Oezdemir (8-7-0) |  |
| 10 |  | Nikita Krylov (11-8-0) | |
| 11 |  | Johnny Walker (7-6-0, 1NC) | |
| 12 |  | Azamat Murzakanov (4-0-0) | |
| 13 |  | Bogdan Guskov (3-1-0) | |
| 14 |  | Alonzo Menifield (9-5-1) | |
| 15 |  | Mingyang Zhang (3-0-0) | |
Classement homme Poids Lourds mai 2025
|  | Jon Jones (22-1-0, 1NC) | |
| 1 |  | Tom Aspinall (8-1-0) | |
| 2 |  | Ciryl Gane (10-2-0) | |
| 3 |  | Alexander Volkov (12-5-0) | |
| 4 |  | Sergei Pavlovich (7-3-0) | |
| 5 |  | Curtis Blaydes (13-5-0, 1NC) | |
| 6 |  | Jailton Almeida (8-1-0) | |
| 7 |  | Serghei Spivac (8-5-0) |  |
| 8 |  | Marcin Tybura (14-8-0) | |
| 9 |  | Derrick Lewis (19-10-0) | |
| 10 |  | Tai Tuivasa (8-8-0) | |
| 11 |  | Waldo Cortes-Acosta (6-1-0) |  |
| 12 |  | Shamil Gaziev (3-1-0) |  |
| 13 |  | Mick Parkin (4-1-0) | |
| 14 |  | Tallison Teixeira (1-0-0) | |
| 15 |  | Kennedy Nzechukwu (8-5-0) | |
Classement femme Poids Atomes mai 2025
Classement femme Poids Pailles mai 2025
|  | Weili Zhang (10-2-0) | |
| 1 |  | Virna Jandiroba (8-3-0) | |
| 2 |  | Tatiana Suarez (7-1-0) | |
| 3 |  | Yan Xiaonan (9-4-0) | |
| 4 |  | Amanda Lemos (9-4-0) | |
| 5 |  | Mackenzie Dern (10-5-0) | |
| 6 |  | Iasmin Lucindo (4-2-0) | |
| 7 |  | Amanda Ribas (7-5-0) | |
| 8 |  | Marina Rodriguez (7-5-2) | |
| 9 |  | Tabatha Ricci (6-3-0) | |
| 10 |  | Lupita Godinez (8-5-0) | |
| 11 |  | Gillian Robertson (12-6-0) | |
| 12 |  | Angela Hill (13-14-0) | |
| 13 |  | Tecia Pennington (10-7-0) | |
| 14 |  | Luana Pinheiro (3-3-0) | |
| 15 |  | Denise Gomes (4-2-0) | |
Classement femme Poids Mouches mai 2025
|  | Valentina Shevchenko (13-3-1) |  |
| 1 |  | Alexa Grasso (8-4-1) | |
| 2 |  | Manon Fiorot (7-0-0) | |
| 3 |  | Erin Blanchfield (7-1-0) | |
| 4 |  | Maycee Barber (9-2-0) | |
| 5 |  | Natalia Silva (6-0-0) | |
| 6 |  | Rose Namajunas (11-6-0) | |
| 7 |  | Jessica Andrade (17-11-0) | |
| 8 |  | Viviane Araujo (7-5-0) | |
| 9 |  | Jasmine Jasudavicius (7-2-0) | |
| 10 |  | Tracy Cortez (5-1-0) | |
| 11 |  | Karine Silva (4-1-0) | |
| 12 |  | Miranda Maverick (8-3-0) | |
| 13 |  | Casey O'Neill (5-2-0) |  |
| 14 |  | JJ Aldrich (10-6-0) | |
| 15 |  | Ariane da Silva (6-7-0) | |
Classement femme Poids Coqs mai 2025
|  | Julianna Pena (8-3-0) | |
| 1 |  | Raquel Pennington (13-6-0) | |
| 2 |  | Kayla Harrison (2-0-0) | |
| 3 |  | Ketlen Vieira (8-4-0) | |
| 4 |  | Norma Dumont (8-2-0) | |
| 5 |  | Macy Chiasson (8-3-0) | |
| 6 |  | Irene Aldana (8-6-0) | |
| 7 |  | Mayra Bueno Silva (5-5-1, 1NC) | |
| 8 |  | Ailin Perez (5-1-0) |  |
| 9 |  | Karol Rosa (7-4-0) | |
| 10 |  | Yana Santos (5-5-0) | |
| 11 |  | Jacqueline Cavalcanti (4-0-0) |  |
| 12 |  | Miesha Tate (7-6-0) | |
| 13 |  | Nora Cornolle (3-1-0) | |
| 14 |  | Joselyne Edwards (6-4-0) |  |
| 15 |  | Chelsea Chandler (2-3-0) | |
Classement femme Poids Légers mai 2025
