MMA Champions

Heavyweight champions

UFC Heavyweight Champion

Tom
Aspinall

15-3-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

28 days - (28 days)

Won against

(Promoted From Secondary Belt)

Time held

28 days - (28 days)

Total defences

Activity average

N/A

Bellator Heavyweight Champion

Ryan
Bader

31-8-0

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Next Scheduled Defence

TBA

Last defence

Emelianenko (40-6-0) KO 1 04-Feb-2023

Time inactive

896 days - (2 years & 5 months)

Won against

Emelianenko (38-5-0) KO 1 26-Jan-2019

Time held

2366 days - (6 years & 5 months)

Total defences

Feb 04 2023

KO 1

Emelianenko (40-6-0)

May 06 2022

UD 5

Kongo (31-11-2)

Jan 29 2022

UD 5

Moldavsky (11-1-0)

Sep 07 2019

NC 1

Kongo (30-10-2)

Activity average

Every 592 days - (1 year & 7 months)

ONE Heavyweight Champion

Oumar
Kane

7-1-0

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Next Scheduled Defence

Malykhin (14-1-0) 16-Nov-2025

Last defence

Not Defended Yet

Time inactive

253 days - (8 months & 11 days)

Won against

Malykhin (14-0-0) SD 5 08-Nov-2024

Time held

253 days - (8 months & 11 days)

Total defences

Activity average

N/A

View full Heavyweight rankings

Light Heavyweight champions

UFC Light Heavyweight Champion

Magomed
Ankalaev

20-1-1

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

132 days - (4 months & 10 days)

Won against

Pereira (12-2-0) UD 5 08-Mar-2025

Time held

132 days - (4 months & 10 days)

Total defences

Activity average

N/A

Bellator Light Heavyweight Champion

Corey
Anderson

18-6-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

484 days - (1 year & 3 months)

Won against

Moore (12-2-0) UD 5 22-Mar-2024

Time held

484 days - (1 year & 3 months)

Total defences

Activity average

N/A

ONE Light Heavyweight Champion

Anatoly
Malykhin

14-1-0

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Next Scheduled Defence

TBA

Last defence

Ridder (16-1-0) KO 3 01-Mar-2024

Time inactive

504 days - (1 year & 4 months)

Won against

Ridder (16-0-0) KO 1 02-Dec-2022

Time held

959 days - (2 years & 7 months)

Total defences

Mar 01 2024

KO 3

Ridder (16-1-0)

Activity average

Every 959 days - (2 years & 7 months)

View full Light Heavyweight rankings

Middleweight champions

UFC Middleweight Champion

Dricus Du Plessis

23-2-0

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Next Scheduled Defence

Chimaev (14-0-0) 16-Aug-2025

Last defence

Strickland (29-6-0) UD 5 08-Feb-2025

Time inactive

161 days - (5 months & 11 days)

Won against

Strickland (28-5-0) SD 5 20-Jan-2024

Time held

546 days - (1 year & 5 months)

Total defences

Feb 08 2025

UD 5

Strickland (29-6-0)

Aug 17 2024

SUB 4

Adesanya (24-3-0)

Activity average

Every 273 days - (9 months)

Bellator Middleweight Champion

Johnny
Eblen

16-0-0

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Next Scheduled Defence

TBA

Last defence

Edwards (12-2-0) KO 3 23-Sep-2023

Time inactive

665 days - (1 year & 9 months)

Won against

Mousasi (49-7-2) UD 5 24-Jun-2022

Time held

1121 days - (3 years)

Total defences

Sep 23 2023

KO 3

Edwards (12-2-0)

Feb 04 2023

UD 5

Tokov (31-2-0)

Activity average

Every 561 days - (1 year & 6 months)

View full Middleweight rankings

Welterweight champions

UFC Welterweight Champion

Jack Della Maddalena

18-2-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

70 days - (2 months & 9 days)

Won against

Muhammad (24-3-0) UD 5 10-May-2025

Time held

70 days - (2 months & 9 days)

Total defences

Activity average

N/A

Bellator Welterweight Champion

Ramazan
Kuramagomedov

13-0-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

392 days - (1 year & 27 days)

Won against

Jackson (18-4-0) UD 5 22-Jun-2024

Time held

392 days - (1 year & 27 days)

Total defences

Activity average

N/A

ONE Welterweight Champion

Christian
Lee

17-4-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

973 days - (2 years & 8 months)

Won against

Abbasov (23-5-0) KO 4 18-Nov-2022

Time held

973 days - (2 years & 8 months)

Total defences

Activity average

N/A

View full Welterweight rankings

Lightweight champions

UFC Lightweight Champion

Ilia
Topuria

17-0-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

21 days - (21 days)

Won against

Oliveira (35-10-0) KO 1 28-Jun-2025

Time held

21 days - (21 days)

Total defences

Activity average

N/A

Bellator Lightweight Champion

Usman
Nurmagomedov

19-0-0

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Next Scheduled Defence

TBA

Last defence

Hughes (13-1-0) MD 5 25-Jan-2025

Time inactive

175 days - (5 months & 25 days)

Won against

Pitbull (24-10-0) UD 5 18-Nov-2022

Time held

974 days - (2 years & 8 months)

Total defences

Jan 25 2025

MD 5

Hughes (13-1-0)

Sep 07 2024

UD 5

Shabliy (24-3-0)

Oct 07 2023

UD 5

Primus (12-3-0)

Mar 10 2023

SUB 1

Henderson (30-11-0)

Activity average

Every 244 days - (8 months & 2 days)

ONE Lightweight Champion

Christian
Lee

17-4-0

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Next Scheduled Defence

TBA

Last defence

Rasulov (15-0-0) NC 2 06-Dec-2024

Time inactive

225 days - (7 months & 13 days)

Won against

Ok (16-3-0) KO 2 26-Aug-2022

Time held

1058 days - (2 years & 10 months)

Total defences

Dec 06 2024

NC 2

Rasulov (15-0-0)

Activity average

Every 1058 days - (2 years & 10 months)

Rizin Lightweight Champion

Roberto ‘Satoshi’ de Souza

19-3-0

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Next Scheduled Defence

TBA

Last defence

Ki (18-9-0) SUB 1 31-May-2025

Time inactive

49 days - (1 month & 19 days)

Won against

Musayev (19-3-0) SUB 1 13-Jun-2021

Time held

1497 days - (4 years & 1 month)

Total defences

May 31 2025

SUB 1

Ki (18-9-0)

Dec 31 2024

SUB 1

Kyaramov (20-5-0)

Sep 29 2024

KO 1

Gustavo (14-2-0)

Apr 17 2022

SUB 1

Case (27-7-1)

Dec 30 2021

SUB 2

Yachi (23-11-0)

Activity average

Every 299 days - (9 months & 26 days)

View full Lightweight rankings

Featherweight champions

UFC Featherweight Champion

Alexander
Volkanovski

27-4-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

98 days - (3 months & 7 days)

Won against

Lopes (26-6-0) UD 5 12-Apr-2025

Time held

98 days - (3 months & 7 days)

Total defences

Activity average

N/A

ONE Featherweight Champion

Kai
Tang

19-3-0

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Next Scheduled Defence

TBA

Last defence

Abdullaev (11-0-0) KO 5 10-Jan-2025

Time inactive

190 days - (6 months & 9 days)

Won against

Le (13-2-0) UD 5 26-Aug-2022

Time held

1058 days - (2 years & 10 months)

Total defences

Jan 10 2025

KO 5

Abdullaev (11-0-0)

Mar 01 2024

KO 3

Le (14-3-0)

Activity average

Every 529 days - (1 year & 5 months)

Rizin Featherweight Champion

Kleber Koike Erbst

34-7-1

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

75 days - (2 months & 14 days)

Won against

Shaydullaev (13-0-0) KO 1 04-May-2025

Time held

75 days - (2 months & 14 days)

Total defences

Activity average

N/A

View full Featherweight rankings

Bantamweight champions

UFC Bantamweight Champion

Merab
Dvalishvili

20-4-0

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Next Scheduled Defence

TBA

Last defence

O'Malley (18-2-0) SUB 3 07-Jun-2025

Time inactive

41 days - (1 month & 11 days)

Won against

O'Malley (18-1-0) UD 5 14-Sep-2024

Time held

307 days - (10 months & 4 days)

Total defences

Jun 07 2025

SUB 3

O'Malley (18-2-0)

Jan 18 2025

UD 5

Nurmagomedov (18-0-0)

Activity average

Every 154 days - (5 months & 4 days)

Bellator Bantamweight Champion

Patchy
Mix

20-2-0

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Next Scheduled Defence

TBA

Last defence

Magomedov (20-3-0) SD 5 17-May-2024

Time inactive

428 days - (1 year & 2 months)

Won against

Pettis (23-5-0) KO 2 17-Nov-2023

Time held

610 days - (1 year & 8 months)

Total defences

May 17 2024

SD 5

Magomedov (20-3-0)

Activity average

Every 610 days - (1 year & 8 months)

ONE Bantamweight Champion

Fabricio de Andrade

10-2-0

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Next Scheduled Defence

TBA

Last defence

Kwon (13-4-0) KO 1 24-Jan-2025

Time inactive

176 days - (5 months & 26 days)

Won against

Lineker (35-9-0) KO 4 10-Feb-2023

Time held

890 days - (2 years & 5 months)

Total defences

Jan 24 2025

KO 1

Kwon (13-4-0)

Activity average

Every 890 days - (2 years & 5 months)

Rizin Bantamweight Champion

Naoki
Inoue

17-4-0

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Next Scheduled Defence

Fukuda (24-8-1) 27-Jul-2025

Last defence

Not Defended Yet

Time inactive

111 days - (3 months & 20 days)

Won against

Motoya (37-11-0) SD 3 29-Mar-2025

Time held

111 days - (3 months & 20 days)

Total defences

Activity average

N/A

View full Bantamweight rankings

Flyweight champions

UFC Flyweight Champion

Alexandre
Pantoja

30-5-0

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Next Scheduled Defence

TBA

Last defence

France (25-11-0) SUB 3 28-Jun-2025

Time inactive

20 days - (20 days)

Won against

Moreno (21-6-2) SD 5 08-Jul-2023

Time held

741 days - (2 years)

Total defences

Jun 28 2025

SUB 3

France (25-11-0)

Dec 07 2024

SUB 2

Asakura (21-4-0)

May 04 2024

UD 5

Erceg (12-1-0)

Dec 16 2023

UD 5

Royval (15-6-0)

Activity average

Every 185 days - (6 months & 4 days)

ONE Flyweight Champion

Demetrious
Johnson

25-4-1

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Next Scheduled Defence

TBA

Last defence

Moraes (20-4-0) UD 5 05-May-2023

Time inactive

806 days - (2 years & 2 months)

Won against

Moraes (20-3-0) KO 4 26-Aug-2022

Time held

1058 days - (2 years & 10 months)

Total defences

May 05 2023

UD 5

Moraes (20-4-0)

Activity average

Every 1058 days - (2 years & 10 months)

View full Flyweight rankings

Women’s Featherweight champions

Bellator Women’s Featherweight Champion

Cris
Cyborg

28-2-0

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Next Scheduled Defence

TBA

Last defence

Zingano (14-4-0) KO 1 07-Oct-2023

Time inactive

651 days - (1 year & 9 months)

Won against

Budd (13-2-0) KO 4 25-Jan-2020

Time held

2002 days - (5 years & 5 months)

Total defences

Oct 07 2023

KO 1

Zingano (14-4-0)

Apr 23 2022

UD 5

Blencowe (15-8-0)

Nov 12 2021

KO 1

Kavanagh (7-4-0)

May 21 2021

KO 5

Smith (12-8-1)

Oct 15 2020

SUB 2

Blencowe (13-7-0)

Activity average

Every 400 days - (1 year & 1 month)

View full Women’s Featherweight rankings

Women’s Bantamweight champions

UFC Women’s Bantamweight Champion

Kayla
Harrison

19-1-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

41 days - (1 month & 11 days)

Won against

Pena (12-5-0) SUB 2 07-Jun-2025

Time held

41 days - (1 month & 11 days)

Total defences

Activity average

N/A

View full Women’s Bantamweight rankings

Women’s Flyweight champions

UFC Women’s Flyweight Champion

Valentina
Shevchenko

25-4-1

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Next Scheduled Defence

TBA

Last defence

Fiorot (12-1-0) UD 5 10-May-2025

Time inactive

69 days - (2 months & 8 days)

Won against

Grasso (16-3-1) UD 5 14-Sep-2024

Time held

307 days - (10 months & 4 days)

Total defences

May 10 2025

UD 5

Fiorot (12-1-0)

Activity average

Every 307 days - (10 months & 4 days)

Bellator Women’s Flyweight Champion

Liz
Carmouche

24-8-0

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Next Scheduled Defence

TBA

Last defence

Macfarlane (13-2-0) KO 5 07-Oct-2023

Time inactive

651 days - (1 year & 9 months)

Won against

Velasquez (12-0-0) KO 4 22-Apr-2022

Time held

1184 days - (3 years & 2 months)

Total defences

Oct 07 2023

KO 5

Macfarlane (13-2-0)

Apr 21 2023

SUB 4

Bennett (13-7-1)

Dec 09 2022

SUB 2

Velasquez (12-1-0)

Activity average

Every 395 days - (1 year & 1 month)

View full Women’s Flyweight rankings

Women’s Strawweight champions

UFC Women’s Strawweight Champion

Weili
Zhang

26-3-0

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Next Scheduled Defence

TBA

Last defence

Yan (18-3-0) UD 5 13-Apr-2024

Time inactive

462 days - (1 year & 3 months)

Won against

Esparza (19-6-0) SUB 2 12-Nov-2022

Time held

980 days - (2 years & 8 months)

Total defences

Apr 13 2024

UD 5

Yan (18-3-0)

Aug 19 2023

UD 5

Lemos (13-2-1)

Activity average

Every 490 days - (1 year & 4 months)

ONE Women’s Strawweight Champion

Jingnan
Xiong

18-2-0

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Next Scheduled Defence

TBA

Last defence

Lee (11-2-0) UD 5 30-Sep-2022

Time inactive

1023 days - (2 years & 9 months)

Won against

Teo (7-0-0) KO 4 20-Jan-2018

Time held

2737 days - (7 years & 5 months)

Total defences

Sep 30 2022

UD 5

Lee (11-2-0)

Jan 14 2022

UD 5

Miura (11-3-0)

Sep 03 2021

UD 5

Nicolini (6-2-0)

Oct 30 2020

UD 5 Teo (9-1-0)

Mar 31 2019

KO 5

Lee (9-0-0)

Sep 08 2018

KO 3

Santos (11-5-1)

Jun 23 2018

UD 5

Balin (10-2-0)

Activity average

Every 391 days - (1 year & 26 days)

View full Women’s Strawweight rankings

Women’s Atomweight champions

ONE Women’s Atomweight Champion

Stamp
Fairtex

11-2-0

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Next Scheduled Defence

TBA

Last defence

Not Defended Yet

Time inactive

686 days - (1 year & 10 months)

Won against

Ham (26-8-0) KO 3 01-Sep-2023

Time held

686 days - (1 year & 10 months)

Total defences

Activity average

N/A

Rizin Women’s Super Atomweight Champion

Ayaka
Hamasaki

24-5-0

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Next Scheduled Defence

TBA

Last defence

Izawa (5-0-0) UD 3 17-Apr-2022

Time inactive

1189 days - (3 years & 3 months)

Won against

Yamamoto (6-4-0) SUB 1 31-Dec-2020

Time held

1661 days - (4 years & 6 months)

Total defences

Apr 17 2022

UD 3

Izawa (5-0-0)

Mar 21 2021

SD 3

Asakura (18-4-0)

Activity average

Every 831 days - (2 years & 3 months)

View full Women’s Atomweight rankings

All Current MMA World Champions

MMA World Champions
Weight	UFC	Bellator	One Championship
Heavyweight (200 lb+)	Tom Aspinall (15-3-0)	Ryan Bader (31-8-0)	Oumar Kane (7-1-0)
Light Heavyweight (205 lb)	Magomed Ankalaev (20-1-1)	Corey Anderson (18-6-0)	Anatoly Malykhin (14-1-0)
Middleweight (185 lb)	Dricus Du Plessis (23-2-0)	Johnny Eblen (16-0-0)	-
Welterweight (170 lb)	Jack Della Maddalena (18-2-0)	Ramazan Kuramagomedov (13-0-0)	Christian Lee (17-4-0)
Lightweight (155 lb)	Ilia Topuria (17-0-0)	Usman Nurmagomedov (19-0-0)	Christian Lee (17-4-0)
Featherweight (145 lb)	Alexander Volkanovski (27-4-0)	-	Kai Tang (19-3-0)
Bantamweight (135 lb)	Merab Dvalishvili (20-4-0)	Patchy Mix (20-2-0)	Fabricio de Andrade (10-2-0)
Flyweight (125 lb)	Alexandre Pantoja (30-5-0)	-	Demetrious Johnson (25-4-1)
Women’s Featherweight (145 lb)	-	Cris Cyborg (28-2-0)	-
Women’s Bantamweight (135 lb)	Kayla Harrison (19-1-0)	-	-
Women’s Flyweight (125 lb)	Valentina Shevchenko (25-4-1)	Liz Carmouche (24-8-0)	-
Women’s Strawweight (115 lb)	Weili Zhang (26-3-0)	-	Jingnan Xiong (18-2-0)
Women’s Atomweight (105 lb)	-	-	Stamp Fairtex (11-2-0)

Champion Stats & Records

Total Number of Recognised Champions

Total Number Of Active Titles

Average Age Of A MMA World Champion

794

days

Average Reign

1.56

Average Total Defences

Longest Reigning Champions in UFC

Longest Reigning MMA World Champions in UFC
Position	Champion	Belt	Time held
1st	Weili Zhang (26-3-0)	UFC Women's Strawweight	980 days - (2 years & 8 months)
2nd	Alexandre Pantoja (30-5-0)	UFC Flyweight	741 days - (2 years)
3rd	Dricus Du Plessis (23-2-0)	UFC Middleweight	546 days - (1 year & 5 months)
4th	Merab Dvalishvili (20-4-0)	UFC Bantamweight	307 days - (10 months & 4 days)
5th	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	307 days - (10 months & 4 days)
6th	Magomed Ankalaev (20-1-1)	UFC Light Heavyweight	132 days - (4 months & 10 days)
7th	Alexander Volkanovski (27-4-0)	UFC Featherweight	98 days - (3 months & 7 days)
8th	Jack Della Maddalena (18-2-0)	UFC Welterweight	70 days - (2 months & 9 days)
9th	Kayla Harrison (19-1-0)	UFC Women's Bantamweight	41 days - (1 month & 11 days)
10th	Tom Aspinall (15-3-0)	UFC Heavyweight	28 days - (28 days)

Longest Reigning Champions in Bellator

Longest Reigning MMA World Champions in Bellator
Position	Champion	Belt	Time held
1st	Ryan Bader (31-8-0)	Bellator Heavyweight	2366 days - (6 years & 5 months)
2nd	Cris Cyborg (28-2-0)	Bellator Women’s Featherweight	2002 days - (5 years & 5 months)
3rd	Liz Carmouche (24-8-0)	Bellator Women’s Flyweight	1184 days - (3 years & 2 months)
4th	Johnny Eblen (16-0-0)	Bellator Middleweight	1121 days - (3 years)
5th	Usman Nurmagomedov (19-0-0)	Bellator Lightweight	974 days - (2 years & 8 months)
6th	Patchy Mix (20-2-0)	Bellator Bantamweight	610 days - (1 year & 8 months)
7th	Corey Anderson (18-6-0)	Bellator Light Heavyweight	484 days - (1 year & 3 months)
8th	Ramazan Kuramagomedov (13-0-0)	Bellator Welterweight	392 days - (1 year & 27 days)

Longest Reigning Champions in One Championship

Longest Reigning MMA World Champions in One Championship
Position	Champion	Belt	Time held
1st	Jingnan Xiong (18-2-0)	ONE Women’s Strawweight	2737 days - (7 years & 5 months)
2nd	Demetrious Johnson (25-4-1)	ONE Flyweight	1058 days - (2 years & 10 months)
3rd	Christian Lee (17-4-0)	ONE Lightweight	1058 days - (2 years & 10 months)
4th	Kai Tang (19-3-0)	ONE Featherweight	1058 days - (2 years & 10 months)
5th	Christian Lee (17-4-0)	ONE Welterweight	973 days - (2 years & 8 months)
6th	Anatoly Malykhin (14-1-0)	ONE Light Heavyweight	959 days - (2 years & 7 months)
7th	Fabricio de Andrade (10-2-0)	ONE Bantamweight	890 days - (2 years & 5 months)
8th	Stamp Fairtex (11-2-0)	ONE Women’s Atomweight	686 days - (1 year & 10 months)
9th	Oumar Kane (7-1-0)	ONE Heavyweight	253 days - (8 months & 11 days)

Most Defences in UFC

MMA World Champions With Most Defences in UFC
Position	Champion	Belt	Total Defences
1st	Alexandre Pantoja (30-5-0)	UFC Flyweight	4
2nd	Dricus Du Plessis (23-2-0)	UFC Middleweight	2
=	Merab Dvalishvili (20-4-0)	UFC Bantamweight	2
=	Weili Zhang (26-3-0)	UFC Women's Strawweight	2
5th	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	1

Most Defences in Bellator

MMA World Champions With Most Defences in Bellator
Position	Champion	Belt	Total Defences
1st	Cris Cyborg (28-2-0)	Bellator Women’s Featherweight	5
2nd	Ryan Bader (31-8-0)	Bellator Heavyweight	4
=	Usman Nurmagomedov (19-0-0)	Bellator Lightweight	4
4th	Liz Carmouche (24-8-0)	Bellator Women’s Flyweight	3
5th	Johnny Eblen (16-0-0)	Bellator Middleweight	2
6th	Patchy Mix (20-2-0)	Bellator Bantamweight	1

Most Defences in One Championship

MMA World Champions With Most Defences in One Championship
Position	Champion	Belt	Total Defences
1st	Jingnan Xiong (18-2-0)	ONE Women’s Strawweight	7
2nd	Kai Tang (19-3-0)	ONE Featherweight	2
3rd	Anatoly Malykhin (14-1-0)	ONE Light Heavyweight	1
=	Christian Lee (17-4-0)	ONE Lightweight	1
=	Fabricio de Andrade (10-2-0)	ONE Bantamweight	1
=	Demetrious Johnson (25-4-1)	ONE Flyweight	1

Most Active in UFC

Most Active MMA World Champions in UFC
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Merab Dvalishvili (20-4-0)	UFC Bantamweight	154 days
2nd	Alexandre Pantoja (30-5-0)	UFC Flyweight	185 days
3rd	Dricus Du Plessis (23-2-0)	UFC Middleweight	273 days
4th	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	307 days
5th	Weili Zhang (26-3-0)	UFC Women's Strawweight	490 days

Most Active in Bellator

Most Active MMA World Champions in Bellator
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Usman Nurmagomedov (19-0-0)	Bellator Lightweight	244 days
2nd	Liz Carmouche (24-8-0)	Bellator Women’s Flyweight	395 days
3rd	Cris Cyborg (28-2-0)	Bellator Women’s Featherweight	400 days
4th	Johnny Eblen (16-0-0)	Bellator Middleweight	561 days
5th	Ryan Bader (31-8-0)	Bellator Heavyweight	592 days
6th	Patchy Mix (20-2-0)	Bellator Bantamweight	610 days

Most Active in One Championship

Most Active MMA World Champions in One Championship
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Jingnan Xiong (18-2-0)	ONE Women’s Strawweight	391 days
2nd	Kai Tang (19-3-0)	ONE Featherweight	529 days
3rd	Fabricio de Andrade (10-2-0)	ONE Bantamweight	890 days
4th	Anatoly Malykhin (14-1-0)	ONE Light Heavyweight	959 days
5th	Christian Lee (17-4-0)	ONE Lightweight	1058 days
6th	Demetrious Johnson (25-4-1)	ONE Flyweight	1058 days

Least Active in UFC

Least Active MMA World Champions in UFC
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Weili Zhang (26-3-0)	UFC Women's Strawweight	490 days
2nd	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	307 days
3rd	Dricus Du Plessis (23-2-0)	UFC Middleweight	273 days
4th	Alexandre Pantoja (30-5-0)	UFC Flyweight	185 days
5th	Merab Dvalishvili (20-4-0)	UFC Bantamweight	154 days

Least Active in Bellator

Least Active MMA World Champions in Bellator
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Patchy Mix (20-2-0)	Bellator Bantamweight	610 days
2nd	Ryan Bader (31-8-0)	Bellator Heavyweight	592 days
3rd	Johnny Eblen (16-0-0)	Bellator Middleweight	561 days
4th	Cris Cyborg (28-2-0)	Bellator Women’s Featherweight	400 days
5th	Liz Carmouche (24-8-0)	Bellator Women’s Flyweight	395 days
6th	Usman Nurmagomedov (19-0-0)	Bellator Lightweight	244 days

Least Active in One Championship

Least Active MMA World Champions in One Championship
Position	Champion	Belt	Activity Average (Days Between Defences)
1st	Christian Lee (17-4-0)	ONE Lightweight	1058 days
2nd	Demetrious Johnson (25-4-1)	ONE Flyweight	1058 days
3rd	Anatoly Malykhin (14-1-0)	ONE Light Heavyweight	959 days
4th	Fabricio de Andrade (10-2-0)	ONE Bantamweight	890 days
5th	Kai Tang (19-3-0)	ONE Featherweight	529 days
6th	Jingnan Xiong (18-2-0)	ONE Women’s Strawweight	391 days

Longest Since Last Defence in UFC

MMA World Champions With Longest Time Since They Defended Their Belt in UFC
Position	Champion	Belt	Time inactive
1st	Weili Zhang (26-3-0)	UFC Women's Strawweight	462 days - (1 year & 3 months)
2nd	Dricus Du Plessis (23-2-0)	UFC Middleweight	161 days - (5 months & 11 days)
3rd	Magomed Ankalaev (20-1-1)	UFC Light Heavyweight	132 days - (4 months & 10 days)
4th	Alexander Volkanovski (27-4-0)	UFC Featherweight	98 days - (3 months & 7 days)
5th	Jack Della Maddalena (18-2-0)	UFC Welterweight	70 days - (2 months & 9 days)
6th	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	69 days - (2 months & 8 days)
7th	Merab Dvalishvili (20-4-0)	UFC Bantamweight	41 days - (1 month & 11 days)
8th	Kayla Harrison (19-1-0)	UFC Women's Bantamweight	41 days - (1 month & 11 days)
9th	Tom Aspinall (15-3-0)	UFC Heavyweight	28 days - (28 days)
10th	Ilia Topuria (17-0-0)	UFC Lightweight	21 days - (21 days)

Longest Since Last Defence in Bellator

MMA World Champions With Longest Time Since They Defended Their Belt in Bellator
Position	Champion	Belt	Time inactive
1st	Ryan Bader (31-8-0)	Bellator Heavyweight	896 days - (2 years & 5 months)
2nd	Johnny Eblen (16-0-0)	Bellator Middleweight	665 days - (1 year & 9 months)
3rd	Cris Cyborg (28-2-0)	Bellator Women’s Featherweight	651 days - (1 year & 9 months)
4th	Liz Carmouche (24-8-0)	Bellator Women’s Flyweight	651 days - (1 year & 9 months)
5th	Corey Anderson (18-6-0)	Bellator Light Heavyweight	484 days - (1 year & 3 months)
6th	Patchy Mix (20-2-0)	Bellator Bantamweight	428 days - (1 year & 2 months)
7th	Ramazan Kuramagomedov (13-0-0)	Bellator Welterweight	392 days - (1 year & 27 days)
8th	Usman Nurmagomedov (19-0-0)	Bellator Lightweight	175 days - (5 months & 25 days)

Longest Since Last Defence in One Championship

MMA World Champions With Longest Time Since They Defended Their Belt in One Championship
Position	Champion	Belt	Time inactive
1st	Jingnan Xiong (18-2-0)	ONE Women’s Strawweight	1023 days - (2 years & 9 months)
2nd	Christian Lee (17-4-0)	ONE Welterweight	973 days - (2 years & 8 months)
3rd	Demetrious Johnson (25-4-1)	ONE Flyweight	806 days - (2 years & 2 months)
4th	Stamp Fairtex (11-2-0)	ONE Women’s Atomweight	686 days - (1 year & 10 months)
5th	Anatoly Malykhin (14-1-0)	ONE Light Heavyweight	504 days - (1 year & 4 months)
6th	Oumar Kane (7-1-0)	ONE Heavyweight	253 days - (8 months & 11 days)
7th	Christian Lee (17-4-0)	ONE Lightweight	225 days - (7 months & 13 days)
8th	Kai Tang (19-3-0)	ONE Featherweight	190 days - (6 months & 9 days)
9th	Fabricio de Andrade (10-2-0)	ONE Bantamweight	176 days - (5 months & 26 days)

Youngest Champions in UFC

Youngest MMA World Champions in UFC
Position	Champion	Belt	Age
1st	Ilia Topuria (17-0-0)	UFC Lightweight	28 years & 5 months
2nd	Jack Della Maddalena (18-2-0)	UFC Welterweight	28 years & 10 months
3rd	Dricus Du Plessis (23-2-0)	UFC Middleweight	31 years & 6 months
4th	Tom Aspinall (15-3-0)	UFC Heavyweight	32 years & 3 months
5th	Magomed Ankalaev (20-1-1)	UFC Light Heavyweight	33 years & 1 month
6th	Merab Dvalishvili (20-4-0)	UFC Bantamweight	34 years & 6 months
7th	Kayla Harrison (19-1-0)	UFC Women's Bantamweight	35 years
8th	Alexandre Pantoja (30-5-0)	UFC Flyweight	35 years & 3 months
9th	Weili Zhang (26-3-0)	UFC Women's Strawweight	35 years & 11 months
10th	Alexander Volkanovski (27-4-0)	UFC Featherweight	36 years & 9 months

Oldest Champions in UFC

Oldest MMA World Champions in UFC
Position	Champion	Belt	Age
1st	Valentina Shevchenko (25-4-1)	UFC Women's Flyweight	37 years & 4 months
2nd	Alexander Volkanovski (27-4-0)	UFC Featherweight	36 years & 9 months
3rd	Weili Zhang (26-3-0)	UFC Women's Strawweight	35 years & 11 months
4th	Alexandre Pantoja (30-5-0)	UFC Flyweight	35 years & 3 months
5th	Kayla Harrison (19-1-0)	UFC Women's Bantamweight	35 years
6th	Merab Dvalishvili (20-4-0)	UFC Bantamweight	34 years & 6 months
7th	Magomed Ankalaev (20-1-1)	UFC Light Heavyweight	33 years & 1 month
8th	Tom Aspinall (15-3-0)	UFC Heavyweight	32 years & 3 months
9th	Dricus Du Plessis (23-2-0)	UFC Middleweight	31 years & 6 months
10th	Jack Della Maddalena (18-2-0)	UFC Welterweight	28 years & 10 months

Most Champions by Country

Countries With Most MMA Champions
Position	Country	No. of Champions	Champion's Names
1st	United States	8	Ryan Bader Corey Anderson Johnny Eblen Merab Dvalishvili Patchy Mix Demetrious Johnson Kayla Harrison Liz Carmouche
2nd	Brazil	5	Roberto ‘Satoshi’ de Souza Kleber Koike Erbst Fabricio de Andrade Alexandre Pantoja Cris Cyborg
3rd	Russian Federation	4	Magomed Ankalaev Anatoly Malykhin Ramazan Kuramagomedov Usman Nurmagomedov
4th	China	3	Kai Tang Weili Zhang Jingnan Xiong
5th	Australia	2	Jack Della Maddalena Alexander Volkanovski
=	Japan	2	Naoki Inoue Ayaka Hamasaki
7th	United Kingdom	1	Tom Aspinall
=	Senegal	1	Oumar Kane
=	South Africa	1	Dricus Du Plessis
=	Canada	1	Christian Lee
=	Germany	1	Ilia Topuria
=	Kyrgyzstan	1	Valentina Shevchenko
=	Thailand	1	Stamp Fairtex

Most Belts Held By Country

Most World MMA Titles Held By Country
Position	Country	No. of Belts	Belts
1st	United States	8	Bellator Heavyweight (Ryan Bader) Bellator Light Heavyweight (Corey Anderson) Bellator Middleweight (Johnny Eblen) UFC Bantamweight (Merab Dvalishvili) Bellator Bantamweight (Patchy Mix) ONE Flyweight (Demetrious Johnson) UFC Women’s Bantamweight (Kayla Harrison) Bellator Women’s Flyweight (Liz Carmouche)
2nd	Brazil	5	Rizin Lightweight (Roberto ‘Satoshi’ de Souza) Rizin Featherweight (Kleber Koike Erbst) ONE Bantamweight (Fabricio de Andrade) UFC Flyweight (Alexandre Pantoja) Bellator Women’s Featherweight (Cris Cyborg)
3rd	Russian Federation	4	UFC Light Heavyweight (Magomed Ankalaev) ONE Light Heavyweight (Anatoly Malykhin) Bellator Welterweight (Ramazan Kuramagomedov) Bellator Lightweight (Usman Nurmagomedov)
4th	China	3	ONE Featherweight (Kai Tang) UFC Women’s Strawweight (Weili Zhang) ONE Women’s Strawweight (Jingnan Xiong)
5th	Australia	2	UFC Welterweight (Jack Della Maddalena) UFC Featherweight (Alexander Volkanovski)
=	Canada	2	ONE Welterweight (Christian Lee) ONE Lightweight (Christian Lee)
=	Japan	2	Rizin Bantamweight (Naoki Inoue) Rizin Women’s Super Atomweight (Ayaka Hamasaki)
8th	United Kingdom	1	UFC Heavyweight (Tom Aspinall)
=	Senegal	1	ONE Heavyweight (Oumar Kane)
=	South Africa	1	UFC Middleweight (Dricus Du Plessis)
=	Germany	1	UFC Lightweight (Ilia Topuria)
=	Kyrgyzstan	1	UFC Women’s Flyweight (Valentina Shevchenko)
=	Thailand	1	ONE Women’s Atomweight (Stamp Fairtex)

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Longest Reigning Champions in UFC

Longest Reigning Champions in Bellator

Longest Reigning Champions in One Championship

Most Defences in UFC

Most Defences in Bellator

Most Defences in One Championship

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Most Active in One Championship

Least Active in UFC

Least Active in Bellator

Least Active in One Championship

Longest Since Last Defence in UFC

Longest Since Last Defence in Bellator

Longest Since Last Defence in One Championship

Youngest Champions in UFC

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