Michael Morales found the most efficient and visible way to insert himself into the ESPN welterweight rankings: He knocked out someone who was in that top 10.
Morales moved to 18-0 with a first-round TKO of onetime title challenger Gilbert Burns in the main event of UFC Fight Night on Saturday in Las Vegas. Morales is 6-0 since joining the UFC in 2022, with four knockouts.
Burns, previously ranked at No. 8 among 170-pounders, dropped out of the top 10.
The other significant movement in the divisional rankings came because of inactivity. Both lightweight Arman Tsarukyan and women’s bantamweight Holly Holm last fought in April 2024 and have no MMA bouts scheduled, so they are ineligible and have been removed from the rankings.
Here are the ESPN pound-for-pound MMA rankings and a list of current UFC champions in all weight classes.
Results are current; rankings as of May 20. To be eligible for the rankings, a fighter must have competed over the past 12 months or must have an upcoming fight booked. Fighters who have been dropped for inactivity can be reinstated only after they compete.
Heavyweight | Light heavyweight | Middleweight | Welterweight
Lightweight | Featherweight | Men’s bantamweight
Men’s flyweight | Women’s bantamweight | Women’s flyweight | Strawweight
HEAVYWEIGHT (up to 265 pounds)
1. Tom Aspinall 
Promotion: UFC interim champion
Record: 15-3
Last: W (TKO1) vs. Curtis Blaydes, July 27
Next: TBD
2. Francis Ngannou 
Promotion: PFL Super Fights champion
Record: 18-3
Last: W (KO1) vs. Renan Ferreira, Oct. 19
Next: TBD
3. Jon Jones 
Promotion: UFC champion
Record: 28-1, 1 NC
Last: W (TKO3) vs. Stipe Miocic, Nov. 16
Next: TBD
4. Ciryl Gane 
Promotion: UFC
Record: 13-2
Last: W (SD) vs. Alexander Volkov, Dec. 7
Next: TBD
5. Curtis Blaydes 
Promotion: UFC
Record: 18-5, 1 NC
Last: L (TKO1) vs. Tom Aspinall, July 27
Next: June 21 vs. Rizvan Kuniev
6. Alexander Volkov 
Promotion: UFC
Record: 38-11
Last: L (SD) vs. Ciryl Gane, Dec. 7
Next: TBD
7. Sergei Pavlovich 
Promotion: UFC
Record: 19-3
Last: W (UD) vs. Jairzinho Rozenstruik, Feb. 1
Next: TBD
8. Jailton Almeida 
Promotion: UFC
Record: 22-3
Last: W (TKO1) vs. Serghei Spivac, Jan. 18
Next: TBD
9. Renan Ferreira 
Promotion: PFL champion
Record: 13-4, 3 NC
Last: L (KO1) vs. Francis Ngannou, Oct. 19
Next: TBD
10. Serghei Spivac 
Promotion: UFC
Record: 17-5
Last: L (TKO1) vs. Jailton Almeida, Jan. 18
Next: June 7 vs. Waldo Cortes-Acosta
LIGHT HEAVYWEIGHT (up to 205 pounds)
1. Magomed Ankalaev 
Promotion: UFC champion
Record: 21-1-1, 1 NC
Last: W (UD) vs. Alex Pereira, March 8
Next: TBD
2. Alex Pereira 
Promotion: UFC
Record: 12-3
Last: L (UD) vs. Magomed Ankalaev, March 8
Next: TBD
3. Jirí Procházka 
Promotion: UFC
Record: 31-5-1
Last: W (TKO3) vs. Jamahal Hill, Jan. 18
Next: TBD
4. Carlos Ulberg 
Promotion: UFC
Record: 13-1
Last: W (UD) vs. Jan Blachowicz, March 22
Next: TBD
5. Jamahal Hill 
Promotion: UFC
Record: 10-3
Last: L (TKO3) vs. Jirí Procházka, Jan. 18
Next: June 21 vs. Khalil Rountree Jr.
6. Khalil Rountree Jr. 
Promotion: UFC
Record: 13-6, 1 NC
Last: L (TKO4) vs. Alex Pereira, Oct. 5
Next: June 21 vs. Jamahal Hill
7. Aleksandar Rakić 
Promotion: UFC
Record: 14-5
Last: L (UD) vs. Magomed Ankalaev, Oct. 26
Next: TBD
8. Dominick Reyes 
Promotion: UFC
Record: 15-4
Last: W (KO1) vs. Nikita Krylov, April 12
Next: TBD
9. Volkan Oezdemir 
Promotion: UFC
Record: 20-8
Last: L (UD) vs. Carlos Ulberg, Nov. 23
Next: TBD
10. Johnny Walker 
Promotion: UFC
Record: 21-9, 1 NC
Last: L (KO1) vs. Volkan Oezdemir, June 22
Next: TBD
MIDDLEWEIGHT (up to 185 pounds)
1. Dricus du Plessis 
Promotion: UFC champion
Record: 23-2
Last: W (UD) vs. Sean Strickland, Feb. 8
Next: Aug. 16 vs. Khamzat Chimaev
2. Khamzat Chimaev 
Promotion: UFC
Record: 14-0
Last: W (Sub1) vs. Robert Whittaker, Oct. 26
Next: Aug. 16 vs. Dricus Du Plessis
3. Sean Strickland 
Promotion: UFC
Record: 29-7
Last: L (UD) vs. Dricus Du Plessis, Feb. 8
Next: TBD
4. Nassourdine Imavov 
Promotion: UFC
Record: 16-4, 1 NC
Last: W (KO2) vs. Israel Adesanya, Feb. 1
Next: TBD
5. Israel Adesanya 
Promotion: UFC
Record: 24-5
Last: L (KO2) vs. Nassourdine Imavov, Feb. 1
Next: TBD
6. Robert Whittaker 
Promotion: UFC
Record: 26-8
Last: L (Sub1) vs. Khamzat Chimaev, Oct. 26
Next: July 26 vs. Reinier de Ridder
7. Johnny Eblen 
Promotion: PFL Champions Series champion
Record: 16-0
Last: W (UD) vs. Fabian Edwards, Oct. 19
Next: July 26 vs. Costello van Steenis
8. Caio Borralho 
Promotion: UFC
Record: 17-0, 1 NC
Last: W (UD) vs. Jared Cannonier, Aug. 24
Next: TBD
9. Jared Cannonier 
Promotion: UFC
Record: 18-8
Last: W (TKO4) vs. Gregory Rodrigues, Feb. 15
Next: TBD
10. Roman Dolidze 
Promotion: UFC
Record: 15-3
Last: W (UD) vs. Marvin Vettori, March 15
Next: TBD
WELTERWEIGHT (up to 170 pounds)
1. Jack Della Maddalena 
Promotion: UFC champion
Record: 18-2
Last: W (UD) vs. Belal Muhammad, May 10
Next: TBD vs. Islam Makhachev
2. Belal Muhammad 
Promotion: UFC
Record: 24-4, 1 NC
Last: L (UD) vs. Jack Della Maddalena, May 10
Next: TBD
3. Shavkat Rakhmonov 
Promotion: UFC
Record: 19-0
Last: W (UD) vs. Ian Machado Garry, Dec. 7
Next: TBD
4. Sean Brady 
Promotion: UFC
Record: 18-1
Last: W (Sub4) vs. Leon Edwards, March 22
Next: TBD
5. Joaquin Buckley 
Promotion: UFC
Record: 21-6
Last: W (TKO3) vs. Colby Covington, Dec. 14
Next: June 14 vs. Kamaru Usman
6. Leon Edwards 
Promotion: UFC
Record: 22-5, 1 NC
Last: L (Sub4) vs. Sean Brady, March 22
Next: TBD
7. Ian Machado Garry 
Promotion: UFC
Record: 16-1
Last: W (UD) vs. Carlos Prates, April 26
Next: TBD
8. Michael Morales 
Promotion: UFC
Previous ranking: Unranked
Record: 18-0
Last: W (TKO1) vs. Gilbert Burns, May 17
Next: TBD
9. Kamaru Usman 
Promotion: UFC
Previous ranking: Unranked
Record: 20-4
Last: L (MD) vs. Khamzat Chimaev, Oct. 21, 2023
Next: June 14 vs. Joaquin Buckley
10. Geoff Neal 
Promotion: UFC
Previous ranking: 9
Record: 16-6
Last: W (TKO1) vs. Rafael Dos Anjos, Oct. 26
Next: TBD
LIGHTWEIGHT (up to 155 pounds)
1. Islam Makhachev 
Promotion: UFC champion
Record: 27-1
Last: W (Sub1) vs. Renato Moicano, Jan. 18
Next: TBD vs. Jack Della Maddalena
2. Charles Oliveira 
Promotion: UFC
Previous ranking: 3
Record: 35-10, 1 NC
Last: W (UD) vs. Michael Chandler, Nov. 16
Next: June 28 vs. Ilia Topuria
3. Justin Gaethje 
Promotion: UFC
Previous ranking: 4
Record: 26-5
Last: W (UD) vs. Rafael Fiziev, March 8
Next: TBD
4. Dustin Poirier 
Promotion: UFC
Previous ranking: 5
Record: 30-9, 1 NC
Last: L (Sub5) vs. Islam Makhachev, June 1
Next: July 19 vs. Max Holloway
5. Paddy Pimblett 
Promotion: UFC
Previous ranking: 6
Record: 23-3
Last: W (TKO3) vs. Michael Chandler, April 12
Next: TBD
6. Dan Hooker 
Promotion: UFC
Previous ranking: 7
Record: 29-12
Last: W (SD) vs. Mateusz Gamrot, Aug. 17
Next: TBD
7. Renato Moicano 
Promotion: UFC
Previous ranking: 8
Record: 20-6-1
Last: L (Sub1) vs. Islam Makhachev, Jan. 18
Next: June 28 vs. Beneil Dariush
8. Usman Nurmagomedov 
Promotion: Bellator champion
Previous ranking: 9
Record: 19-0, 1 NC
Last: W (MD) vs. Paul Hughes, Jan. 25
Next: TBD
9. Mateusz Gamrot 
Promotion: UFC
Previous ranking: 10
Record: 24-3, 1 NC
Last: L (SD) vs. Dan Hooker, Aug. 17
Next: May 31 vs. Ludovit Klein
10. Beneil Dariush 
Promotion: UFC
Previous ranking: Unranked
Record: 22-6-1
Last: L (KO1) vs. Arman Tsarukyan, Dec. 2, 2023
Next: June 28 vs. Renato Moicano
FEATHERWEIGHT (up to 145 pounds)
1. Ilia Topuria 
Promotion: UFC
Record: 16-0
Last: W (KO3) vs. Max Holloway, Oct. 26
Next: June 28 vs. Charles Oliveira
2. Alexander Volkanovski 
Promotion: UFC champion
Record: 27-4
Last: W (UD) vs. Diego Lopes, April 12
Next: TBD
3. Max Holloway 
Promotion: UFC
Record: 26-8
Last: L (KO3) vs. Ilia Topuria, Oct. 26
Next: July 19 vs. Dustin Poirier
4. Yair Rodriguez 
Promotion: UFC
Record: 16-5, 1 NC
Last: W (UD) vs. Patricio Pitbull, April 12
Next: TBD
5. Diego Lopes 
Promotion: UFC
Record: 26-7
Last: L (UD) vs. Alexander Volkanovski, April 12
Next: TBD
6. Brian Ortega 
Promotion: UFC
Record: 16-4, 1 NC
Last: L (UD) vs. Diego Lopes, Sept. 14
Next: TBD
7. Movsar Evloev 
Promotion: UFC
Record: 19-0
Last: W (UD) vs. Aljamain Sterling, Dec. 7
Next: TBD
8. Lerone Murphy 
Promotion: UFC
Record: 16-0-1
Last: W (UD) vs. Josh Emmett, April 5
Next: TBD
9. Patricio Pitbull 
Promotion: UFC
Record: 36-8
Last: L (UD) vs. Yair Rodriguez, April 12
Next: TBD
10. Arnold Allen 
Promotion: UFC
Record: 20-3
Last: W (UD) vs. Giga Chikadze, July 27
Next: TBD
MEN’S BANTAMWEIGHT (up to 135 pounds)
1. Merab Dvalishvili 
Promotion: UFC champion
Record: 19-4
Last: W (UD) vs. Umar Nurmagomedov, Jan. 18
Next: June 7 vs. Sean O’Malley
2. Sean O’Malley 
Promotion: UFC
Record: 18-2, 1 NC
Last: L (UD) vs. Merab Dvalishvili, Sept. 14
Next: June 7 vs. Merab Dvalishvili
3. Petr Yan 
Promotion: UFC
Record: 18-5
Last: W (UD) vs. Deiveson Figueiredo, Nov. 23
Next: TBD
4. Umar Nurmagomedov 
Promotion: UFC
Record: 18-1
Last: L (UD) vs. Merab Dvalishvili, Jan. 18
Next: TBD
5. Cory Sandhagen 
Promotion: UFC
Record: 18-5
Last: W (TKO2) vs. Deiveson Figueiredo, May 3
Next: TBD
6. Mario Bautista 
Promotion: UFC
Record: 15-2
Last: W (SD) vs. José Aldo, Oct. 5
Next: June 7 vs. Patchy Mix
7. Song Yadong 
Promotion: UFC
Record: 22-7-1, 1 NC
Last: W (TechDec) vs. Henry Cejudo, Feb. 22
Next: TBD
8. Deiveson Figueiredo 
Promotion: UFC
Record: 24-5-1
Last: L (TKO2) vs. Cory Sandhagen, May 3
Next: TBD
9. Patchy Mix 
Promotion: UFC
Record: 20-1
Last: W (SD) vs. Magomed Magomedov, May 17, 2024
Next: June 7 vs. Mario Bautista
10. Henry Cejudo 
Promotion: UFC
Record: 16-5
Last: L (TechDec) vs. Song Yadong, Feb. 22
Next: TBD
MEN’S FLYWEIGHT (up to 125 pounds)
1. Alexandre Pantoja 
Promotion: UFC champion
Record: 29-5
Last: W (TechSub2) vs. Kai Asakura, Dec. 7
Next: June 28 vs. Kai Kara-France
2. Brandon Royval 
Promotion: UFC
Record: 17-7
Last: W (SD) vs. Tatsuro Taira, Oct. 12
Next: June 28 vs. Manel Kape
3. Brandon Moreno 
Promotion: UFC
Record: 23-8-2
Last: W (UD) vs. Steve Erceg, March 29
Next: TBD
4. Kai Kara-France 
Promotion: UFC
Record: 25-11, 1 NC
Last: W (TKO1) vs. Steve Erceg, Aug. 17
Next: June 28 vs. Alexandre Pantoja
5. Muhammad Mokaev 
Promotion: Brave CF
Record: 14-0,1 NC
Last: W (Sub1) vs. Joevincent So, Dec. 13
Next: TBD
6. Tatsuro Taira 
Promotion: UFC
Record: 16-1
Last: L (SD) vs. Brandon Royval, Oct. 12
Next: TBD
7. Manel Kape 
Promotion: UFC
Record: 21-7
Last: W (TKO3) vs. Asu Almabayev, March 1
Next: June 28 vs. Brandon Royval
8. Steve Erceg 
Promotion: UFC
Record: 12-4
Last: L (UD) vs. Brandon Moreno, March 29
Next: TBD
9. Kai Asakura 
Promotion: UFC
Record: 21-5
Last: L (TechSub2) vs. Alexandre Pantoja, Dec. 7
Next: TBD
10. Alex Perez 
Promotion: UFC
Record: 25-9
Last: L (TKO2) vs. Tatsuro Taira, June 15
Next: TBD
WOMEN’S BANTAMWEIGHT (up to 135 pounds)
1. Julianna Peña 
Promotion: UFC champion
Record: 12-5
Last: W (SD) vs. Raquel Pennington. Oct. 5
Next: June 7 vs. Kayla Harrison
2. Raquel Pennington 
Promotion: UFC
Record: 16-9
Last: L (SD) vs. Julianna Peña, Oct. 5
Next: TBD
3. Kayla Harrison 
Promotion: UFC
Record: 18-1
Last: W (UD) vs. Ketlen Vieira, Oct. 5
Next: June 7 vs. Julianna Peña
4. Ketlen Vieira 
Promotion: UFC
Record: 14-4-1
Last: L (UD) vs. Kayla Harrison, Oct. 5
Next: May 31 vs. Macy Chiasson
5. Norma Dumont 
Promotion: UFC
Previous ranking: 6
Record: 12-2
Last: W (UD) vs. Irene Aldana, Sept. 14
Next: TBD
6. Irene Aldana 
Promotion: UFC
Previous ranking: 7
Record: 15-8
Last: L (UD) vs. Norma Dumont, Sept. 14
Next: TBD
7. Macy Chiasson 
Promotion: UFC
Previous ranking: 8
Record: 10-3
Last: W (TKO2) vs. Mayra Bueno Silva, June 29
Next: May 31 vs. Ketlen Vieira
8. Ailin Perez 
Promotion: UFC
Previous ranking: 9
Record: 12-2
Last: W (UD) vs. Karol Rosa, Jan. 18
Next: TBD
9. Karol Rosa 
Promotion: UFC
Previous ranking: 10
Record: 18-7
Last: L (UD) vs. Ailin Perez, Jan. 18
Next: TBD
10. Mayra Bueno Silva 
Promotion: UFC
Previous ranking: Unranked
Record: 10-5-1, 1 NC
Last: L (UD) vs. Jasmine Jasudavicius, Feb. 1
Next: TBD
WOMEN’S FLYWEIGHT (up to 125 pounds)
1. Valentina Shevchenko 
Promotion: UFC champion
Record: 25-4-1
Last: W (UD) vs. Manon Fiorot, May 10
Next: TBD
2. Manon Fiorot 
Promotion: UFC
Record: 12-2
Last: L (UD) vs. Valentina Shevchenko, May 10
Next: TBD
3. Natalia Silva 
Promotion: UFC
Record: 19-5-1
Last: W (UD) vs. Alexa Grasso, May 10
Next: TBD
4. Erin Blanchfield 
Promotion: UFC
Record: 13-2
Last: W (UD) vs. Rose Namajunas Nov. 2
Next: May 31 vs. Maycee Barber
5. Dakota Ditcheva 
Promotion: PFL champion
Record: 14-0
Last: W (TKO2) vs. Taila Santos, Nov. 29
Next: July 26 vs. Sumiko Inaba
6. Alexa Grasso 
Promotion: UFC
Record: 16-5-1
Last: L (UD) vs. Natalia Silva, May 10
Next: TBD
7. Jasmine Jasudavicius 
Promotion: UFC
Record: 14-3
Last: W (Sub1) vs.Jessica Andrade, May 10
Next: TBD
8. Taila Santos 
Promotion: PFL
Record: 22-4
Last: L (TKO2) vs. Dakota Ditcheva, Nov. 29
Next: TBD
9. Liz Carmouche 
Promotion: PFL / Bellator champion
Record: 23-8
Last: W (TKO1) vs. Ilara Joanne, April 11
Next: June 20 vs. Elora Dana
10. Rose Namajunas 
Promotion: UFC
Record: 14-7
Last: L (UD) vs. Erin Blanchfield, Nov. 2
Next: June 14 vs. Miranda Maverick
STRAWWEIGHT (up to 115 pounds)
1. Zhang Weili 
Promotion: UFC champion
Record: 26-3
Last: W (UD) vs. Tatiana Suarez, Feb. 8
Next: TBD
2. Virna Jandiroba 
Promotion: UFC
Record: 22-3
Last: W (UD) vs. Yan Xiaonan, April 12
Next: TBD
3. Yan Xiaonan 
Promotion: UFC
Record: 18-5, 1 NC
Last: L (UD) vs. Virna Jandiroba, April 12
Next: TBD
4. Amanda Lemos 
Promotion: UFC
Record: 15-4-1
Last: W (UD) vs. Iasmin Lucindo, March 8
Next: TBD
5. Tatiana Suarez 
Promotion: UFC
Record: 11-1
Last: L (UD) vs. Zhang Weili, Feb. 8
Next: TBD
6. Mackenzie Dern 
Promotion: UFC
Record: 15-5
Last: W (Sub3) vs. Amanda Ribas, Jan. 11
Next: TBD
7. Gillian Robertson 
Promotion: UFC
Record: 16-8
Last: W (TKO2) vs. Marina Rodriguez, May 3
Next: TBD
8. Amanda Ribas 
Promotion: UFC
Record: 13-6
Last: L (Sub3) vs. Mackenzie Dern, Jan. 11
Next: TBD
9. Loopy Godínez 
Promotion: UFC
Record: 13-5
Last: W (UD) vs. Julia Polastri, March 29
Next: TBD
10. Iasmin Lucindo 
Promotion: UFC
Record: 17-6
Last: L (UD) vs. Amanda Lemos, March 8
Next: TBD