List of WBO world champions on arvau

Wikipedia / List of WBO world champions

This is a list of WBO world champions, showing every world champion certified by the World Boxing Organization (WBO). The WBO is one of the four major governing bodies in professional boxing, and has awarded world championships in 17 different weight classes since 1989.

Boxers who won the title but were stripped due to the title bout being overturned to a no contest are not listed.

Current champion

Most consecutive title defenses

Heavyweight

No.	Name	Reign	Defenses
1	Francesco Damiani()	6 May 1989 – 11 Jan 1991	1
2	Ray Mercer	11 Jan – 28 Dec 1991	1
3	Michael Moorer()	15 May 1992 – 8 Feb 1993	0
4	Tommy Morrison()	7 Jun – 29 Oct 1993	1
5	Michael Bentt	29 Oct 1993 – 19 Mar 1994	0
6	Herbie Hide	19 Mar 1994 – 11 Mar 1995	0
7	Riddick Bowe	11 Mar 1995 – 5 May 1996	1
8	Henry Akinwande()	29 Jun 1996 – 29 Jan 1997	2
9	Herbie Hide (2)()	28 Jun 1997 – 26 Jun 1999	2
10	Vitali Klitschko	26 Jun 1999 – 1 Apr 2000	2
11	Chris Byrd	1 Apr – 14 Oct 2000	0
12	Wladimir Klitschko	14 Oct 2000 – 8 Mar 2003	5
13	Corrie Sanders	8 Mar – 7 Oct 2003	0
14	Lamon Brewster()	10 Apr 2004 – 1 Apr 2006	3
15	Siarhei Liakhovich	1 Apr – 4 Nov 2006	0
16	Shannon Briggs	4 Nov 2006 – 2 Jun 2007	0
17	Sultan Ibragimov	2 Jun 2007 – 23 Feb 2008	1
18	Wladimir Klitschko (2)	23 Feb 2008 – 28 Nov 2015	14
19	Tyson Fury	28 Nov 2015 – 12 Oct 2016	0
20	Joseph Parker()	10 Dec 2016 – 31 Mar 2018	2
21	Anthony Joshua	31 Mar 2018 – 1 Jun 2019	1
22	Andy Ruiz Jr.	1 Jun – 7 Dec 2019	0
23	Anthony Joshua (2)	7 Dec 2019 – 25 Sep 2021	1
24	Oleksandr Usyk	25 Sep 2021 – 17 Nov 2025	5
25	Fabio Wardley()	17 Nov 2025 – 9 May 2026	0
26	Daniel Dubois	9 May 2026 – present	0

Junior heavyweight

This weight class is designated as cruiserweight by the WBA, WBC, and IBF.

No.	Name	Reign	Defenses
1	Boone Pultz()	3 Dec 1989 – 17 May 1990	0
2	Magne Havnå	17 May 1990 – 1991	2
3	Tyrone Booze()	25 Jul 1992 – 13 Feb 1993	1
4	Markus Bott	13 Feb – 26 Jun 1993	0
5	Nestor Hipolito Giovannini	26 Jun 1993 – 17 Dec 1994	1
6	Dariusz Michalczewski	17 Dec 1994 – Mar 1995	0
7	Ralf Rocchigiani()	10 Jun 1995 – 4 Oct 1997	6
8	Carl Thompson	4 Oct 1997 – 27 Mar 1999	2
9	Johnny Nelson	27 Mar 1999 – 22 Sep 2006	13
10	Enzo Maccarinelli()	22 Sep 2006 – 8 Mar 2008	4
11	David Haye	8 Mar – 14 Jul 2008	0
12	Victor Emilio Ramírez()	Feb – 5 Dec 2009	1
13	Marco Huck	5 Dec 2009 – 14 Aug 2015	13
14	Krzysztof Głowacki	14 Aug 2015 – 17 Sep 2016	1
15	Oleksandr Usyk	17 Sep 2016 – 5 Jun 2019	6
16	Krzysztof Głowacki (2)()	5 Jun – 15 Jun 2019	0
17	Mairis Briedis	15 Jun – 25 Nov 2019	0
18	Lawrence Okolie()	20 Mar 2021 – 27 May 2023	3
19	Chris Billam-Smith	27 May 2023 – 16 Nov 2024	2
20	Gilberto Ramírez	16 Nov 2024 – 2 May 2026	1
21	David Benavidez	2 May 2026 – present	0

Light heavyweight

No.	Name	Reign	Defenses
1	Michael Moorer()	3 Dec 1988 – 1991	9
2	Leeonzer Barber()	9 May 1991 – 10 Sep 1994	4
3	Dariusz Michalczewski	10 Sep 1994 – 10 Oct 2003	23
4	Julio César González	10 Oct 2003 – 17 Jan 2004	0
5	Zsolt Erdei	17 Jan 2004 – 13 Nov 2009	11
6	Jürgen Brähmer()	13 Nov 2009 – 19 May 2011	2
7	Nathan Cleverly()	19 May 2011 – 18 Aug 2013	5
8	Sergey Kovalev	18 Aug 2013 – 19 Nov 2016	8
9	Andre Ward	19 Nov 2016 – 21 Sep 2017	1
10	Sergey Kovalev (2)()	25 Nov 2017 – 4 Aug 2018	1
11	Eleider Álvarez	4 Aug 2018 – 2 Feb 2019	0
12	Sergey Kovalev (3)	2 Feb – 2 Nov 2019	1
13	Canelo Álvarez	2 Nov – 17 Dec 2019	0
14	Joe Smith Jr.()	10 Apr 2021 – 18 Jun 2022	1
15	Artur Beterbiev	18 Jun 2022 – 22 Feb 2025	3
16	Dmitry Bivol	22 Feb 2025 – present	0

Super middleweight

No.	Name	Reign	Defenses
1	Thomas Hearns()	4 Nov 1988 – 20 May 1991	2
2	Chris Eubank()	21 Sep 1991 – 18 Mar 1995	14
3	Steve Collins	18 Mar 1995 – 2 Oct 1997	7
4	Joe Calzaghe()	11 Oct 1997 – 26 Sep 2008	21
5	Denis Inkin()	27 Sep 2008 – 10 Jan 2009	0
6	Károly Balzsay	10 Jan – 22 Aug 2009	1
7	Robert Stieglitz	22 Aug 2009 – 25 Aug 2012	6
8	Arthur Abraham	25 Aug 2012 – 23 Mar 2013	1
9	Robert Stieglitz (2)	23 Mar 2013 – 1 Mar 2014	2
10	Arthur Abraham (2)	1 Mar 2014 – 9 Apr 2016	5
11	Gilberto Ramírez	9 Apr 2016 – 13 May 2019	5
12	Billy Joe Saunders()	18 May 2019 – 8 May 2021	2
13	Canelo Álvarez	8 May 2021 – 13 Sep 2025	6
14	Terence Crawford	13 Sep 2025 – 21 Dec 2025	0
15	Hamzah Sheeraz()	23 May 2026 – present	1

Middleweight

No.	Name	Reign	Defenses
1	Doug DeWitt()	18 Apr 1989 – 29 Apr 1990	1
2	Nigel Benn	29 Apr – 18 Nov 1990	1
3	Chris Eubank	18 Nov 1990 – 17 Jul 1991	3
4	Gerald McClellan()	20 Nov 1991 – 2 Apr 1993	0
5	Chris Pyatt()	19 May 1993 – 11 May 1994	2
6	Steve Collins	11 May 1994 – 22 Apr 1995	0
7	Lonnie Bradley()	19 May 1995 – 7 Nov 1997	6
8	Otis Grant()	13 Dec 1997 – 14 Nov 1998	1
9	Bert Schenk()	30 Jan – 14 Jul 1999	1
10	Jason Matthews()	17 Jul – 27 Nov 1999	0
11	Armand Krajnc	27 Nov 1999 – 6 Apr 2002	3
12	Harry Simon	6 Apr 2002 – 8 Jul 2003	0
13	Héctor Velazco()	8 Jul – 13 Sep 2003	0
14	Felix Sturm	13 Sep 2003 – 5 Jun 2004	1
15	Oscar De La Hoya	5 Jun – 18 Sep 2004	0
16	Bernard Hopkins	18 Sep 2004 – 16 Jul 2005	1
17	Jermain Taylor	16 Jul 2005 – 29 Sep 2007	3
18	Kelly Pavlik	29 Sep 2007 – 17 Apr 2010	3
19	Sergio Martínez	17 Apr – 29 May 2010	0
20	Dmitry Pirog()	31 Jul 2010 – 25 Aug 2012	3
21	Hassan N'Dam N'Jikam()	25 Aug – 20 Oct 2012	0
22	Peter Quillin	20 Oct 2012 – 4 Sep 2014	3
23	Andy Lee()	13 Dec 2014 – 19 Dec 2015	0
24	Billy Joe Saunders	19 Dec 2015 – 11 Oct 2018	3
25	Demetrius Andrade()	20 Oct 2018 – 26 Aug 2022	5
26	Janibek Alimkhanuly()	26 Aug 2022 – 20 Jul 2026	4
27	Denzel Bentley()	20 Jul 2026 – Present	0

Junior middleweight

No.	Name	Reign	Defenses
1	John David Jackson()	8 Dec 1988 – 17 Feb 1990	1
2	John David Jackson (2)()	23 Oct 1990 – 5 Aug 1993	3
3	Verno Phillips()	30 Oct 1993 – 22 Nov 1995	4
4	Paul Jones	22 Nov 1995 – 26 Feb 1996	0
5	Bronco McKart()	1 Mar – 17 May 1996	0
6	Winky Wright	17 May 1996 – 22 Aug 1998	3
7	Harry Simon	22 Aug 1998 – 27 Nov 2001	4
8	Daniel Santos()	16 Mar 2002 – 3 Dec 2005	4
9	Serhiy Dzyndzyruk	3 Dec 2005 – 5 Oct 2011	6
10	Zaurbek Baysangurov()	5 Oct 2011 – 22 Jul 2013	2
11	Demetrius Andrade ()	9 Nov 2013 – 31 Jul 2015	1
12	Liam Smith ()	10 Oct 2015 – 17 Sep 2016	2
13	Canelo Álvarez	17 Sep 2016 – 21 May 2017	0
14	Miguel Cotto ()	26 Aug – 2 Dec 2017	0
15	Sadam Ali	2 Dec 2017 – 12 May 2018	0
16	Jaime Munguía	12 May 2018 – 23 Nov 2019	5
17	Patrick Teixeira ()	4 Dec 2019 – 13 Feb 2021	0
18	Brian Castaño	13 Feb 2021 – 14 May 2022	1
19	Jermell Charlo	14 May 2022 – 30 Sep 2023	0
20	Tim Tszyu()	30 Sep 2023 – 30 Mar 2024	1
21	Sebastian Fundora	30 Mar 2024 – 2 May 2025	1
22	Xander Zayas()	26 Jul 2025 – 27 Jun 2026	1
23	Jaron Ennis	27 Jun 2026 – present	0

Welterweight

No.	Name	Reign	Defenses
1	Genaro León()	6 May – 28 Nov 1989	0
2	Manning Galloway()	15 Dec 1989 – 12 Feb 1993	7
3	Gert Bo Jacobsen	12 Feb – 13 Oct 1993	0
4	Eamonn Loughran()	16 Oct 1993 – 13 Apr 1996	5
5	José Luis López	13 Apr – 21 Nov 1996	1
6	Mihai Leu()	22 Feb 1997 – 1997	1
7	Akhmed Kotiev()	14 Feb 1998 – 6 May 2000	4
8	Daniel Santos	6 May 2000 – 5 Dec 2001	2
9	Antonio Margarito()	16 Mar 2002 – 14 Jul 2007	7
10	Paul Williams	14 Jul 2007 – 9 Feb 2008	0
11	Carlos Quintana	9 Feb – 7 Jun 2008	0
12	Paul Williams (2)	7 Jun – 14 Nov 2008	0
13	Miguel Cotto()	21 Feb – 14 Nov 2009	1
14	Manny Pacquiao	14 Nov 2009 – 9 Jun 2012	3
15	Timothy Bradley	9 Jun 2012 – 12 Apr 2014	2
16	Manny Pacquiao (2)	12 Apr 2014 – 2 May 2015	1
17	Floyd Mayweather Jr.	2 May – 6 Jul 2015	0
18	Timothy Bradley (2)()	6 Jul 2015 – 9 Feb 2016	1
19	Jessie Vargas()	5 Mar – 5 Nov 2016	0
20	Manny Pacquiao (3)	5 Nov 2016 – 2 Jul 2017	0
21	Jeff Horn	2 Jul 2017 – 9 Jun 2018	1
22	Terence Crawford	9 Jun 2018 – 12 Aug 2024	7
23	Brian Norman Jr.()	12 Aug 2024 – 22 Nov 2025	2
24	Devin Haney	22 Nov 2025 – present	0

Junior welterweight

No.	Name	Reign	Defenses
1	Héctor Camacho()	6 Mar 1989 – 23 Feb 1991	2
2	Greg Haugen	23 Feb – 18 May 1991	0
3	Héctor Camacho (2)	18 May 1991 – 15 May 1992	0
4	Carlos González()	29 Jun 1992 – 7 Jun 1993	3
5	Zack Padilla	7 Jun 1993 – 1 Jan 1995	4
6	Sammy Fuentes()	20 Feb 1995 – 9 Mar 1996	1
7	Giovanni Parisi	9 Mar 1996 – 29 May 1998	5
8	Carlos González (2)	29 May 1998 – 15 May 1999	0
9	Randall Bailey	15 May 1999 – 22 Jul 2000	2
10	Ener Julio	22 Jul 2000 – 25 Jun 2001	0
11	DeMarcus Corley()	30 Jun 2001 – 12 Jul 2003	2
12	Zab Judah	12 Jul 2003 – 18 Jun 2004	1
13	Miguel Cotto()	11 Sep 2004 – 27 Oct 2006	6
14	Ricardo Torres()	18 Nov 2006 – 5 Jul 2008	3
15	Kendall Holt	5 July 2008 – 4 Apr 2009	1
16	Timothy Bradley	4 Apr 2009 – 27 Jun 2012	3
17	Juan Manuel Márquez()	27 Jun 2012 – 12 Oct 2013	0
18	Mike Alvarado()	12 Oct – 19 Oct 2013	0
19	Ruslan Provodnikov	19 Oct 2013 – 14 Jun 2014	0
20	Chris Algieri	14 Jun – 2 Nov 2014	0
21	Terence Crawford()	18 Apr 2015 – 26 Oct 2017	6
22	Maurice Hooker()	9 Jun 2018 – 28 Jul 2019	2
23	José Ramírez	28 Jul 2019 – 22 May 2021	1
24	Josh Taylor	22 May 2021 – 10 Jun 2023	1
25	Teofimo Lopez	10 Jun 2023 – 31 Jan 2026	3
26	Shakur Stevenson	31 Jan 2026 – present	0

Lightweight

No.	Name	Reign	Defenses
1	Mauricio Aceves()	6 May 1989 – 22 Sep 1990	1
2	Dingaan Thobela	22 Sep 1990 – 14 Jun 1992	2
3	Giovanni Parisi()	25 Sep 1992 – 23 Jan 1994	2
4	Oscar De La Hoya()	29 Jul 1994 – 9 Feb 1996	6
5	Artur Grigorian()	13 Apr 1996 – 3 Jan 2004	17
6	Acelino Freitas	3 Jan – 7 Aug 2004	0
7	Diego Corrales	7 Aug 2004 – 14 Jan 2006	1
8	Acelino Freitas (2)()	29 Apr 2006 – 28 Apr 2007	0
9	Juan Díaz	28 Apr 2007 – 8 Mar 2008	1
10	Nate Campbell	8 Mar 2008 – 13 Feb 2009	0
11	Juan Manuel Márquez()	28 Feb 2009 – 26 Jan 2012	2
12	Ricky Burns()	26 Jan 2012 – 1 Mar 2014	4
13	Terence Crawford	1 Mar 2014 – 5 Mar 2015	2
14	Terry Flanagan()	11 Jul 2015 – 26 Oct 2017	5
15	Ray Beltrán()	16 Feb – 25 Aug 2018	0
16	José Pedraza	25 Aug – 8 Dec 2018	0
17	Vasiliy Lomachenko	8 Dec 2018 – Oct 2020	2
18	Teofimo Lopez	17 Oct 2020 – 27 Nov 2021	0
19	George Kambosos Jr.	27 Nov 2021 – 5 Jun 2022	0
20	Devin Haney	5 Jun 2022 – 29 Nov 2023	2
21	Denys Berinchyk()	18 May 2024 – 14 Feb 2025	0
22	Keyshawn Davis	14 Feb – 6 Jun 2025	0
23	Abdullah Mason()	22 Nov 2025 – present	1

Junior lightweight

No.	Name	Reign	Defenses
1	John John Molina()	29 Apr – 15 Oct 1989	0
2	Kamel Bou Ali()	9 Dec 1989 – 21 Mar 1992	2
3	Daniel Londas	21 Mar – 4 Sep 1992	0
4	Jimmi Bredahl	4 Sep 1992 – 5 Mar 1994	1
5	Oscar De La Hoya	5 Mar – 5 Jun 1994	1
6	Regilio Tuur()	24 Sep 1994 – 17 Jan 1997	6
7	Barry Jones()	19 Dec 1997 – 1998	0
8	Anatoly Alexandrov()	16 May 1998 – 7 Aug 1999	1
9	Acelino Freitas	7 Aug 1999 – 18 Jan 2004	10
10	Diego Corrales()	6 Mar – 18 Jun 2004	0
11	Mike Anchondo()	15 Jul 2004 – 7 Apr 2005	0
12	Jorge Rodrigo Barrios()	8 Apr 2005 – 15 Sep 2006	2
13	Joan Guzmán()	16 Sep 2006 – 14 May 2008	2
14	Alex Arthur()	14 May – 9 Sep 2008	0
15	Nicky Cook	9 Sep 2008 – 14 Mar 2009	0
16	Román Martínez	14 Mar 2009 – 4 Sep 2010	2
17	Ricky Burns	4 Sep 2010 – 13 Sep 2011	3
18	Adrien Broner()	26 Nov 2011 – 20 Jul 2012	1
19	Román Martínez (2) ()	15 Sep 2012 – 9 Nov 2013	2
20	Mikey Garcia	9 Nov 2013 – 14 Oct 2014	1
21	Orlando Salido()	14 Oct 2014 – 11 Apr 2015	0
22	Román Martínez (3)	11 Apr 2015 – 11 Jun 2016	1
23	Vasiliy Lomachenko	11 Jun 2016 – 23 May 2018	4
24	Masayuki Ito()	28 Jul 2018 – 25 May 2019	1
25	Jamel Herring	25 May 2019 – 23 Oct 2021	3
26	Shakur Stevenson	23 Oct 2021 – 22 Sep 2022	1
27	Emanuel Navarrete()	3 Feb 2023 – present	5

Featherweight

No.	Name	Reign	Defenses
1	Maurizio Stecca()	28 Jan – 11 Nov 1989	1
2	Louie Espinoza	11 Nov 1989 – 7 Apr 1990	0
3	Jorge Páez	7 Apr 1990 – 16 Jan 1991	1
4	Maurizio Stecca (2)()	26 Jan 1991 – 16 Feb 1992	2
5	Colin McMillan	16 Feb – 26 Sep 1992	0
6	Rubén Darío Palacio	26 Sep 1992 – 16 Apr 1993	0
7	Steve Robinson()	17 Apr 1993 – 30 Sep 1995	7
8	Naseem Hamed	30 Sep 1995 – 5 Oct 2000	15
9	István Kovács()	27 Jan – 16 Jun 2001	0
10	Pablo Chacón	16 Jun 2001 – 19 Oct 2002	2
11	Scott Harrison	19 Oct 2002 – 12 Jul 2003	2
12	Manuel Medina	12 Jul – 29 Nov 2003	0
13	Scott Harrison (2)	29 Nov 2003 – 6 Dec 2006	6
14	Juan Manuel Márquez()	6 Dec 2006 – 3 Apr 2007	0
15	Steven Luevano()	14 Jul 2007 – 23 Jan 2010	5
16	Juan Manuel López	23 Jan 2010 – 16 Apr 2011	1
17	Orlando Salido	16 Apr 2011 – 19 Jan 2013	2
18	Mikey Garcia	19 Jan – 14 Jun 2013	0
19	Orlando Salido (2)()	12 Oct 2013 – 28 Feb 2014	0
20	Vasiliy Lomachenko()	21 Jun 2014 – 21 Jul 2016	3
21	Óscar Valdez()	23 Jul 2016 – 2 Aug 2019	6
22	Shakur Stevenson()	26 Oct 2019 – 7 Jul 2020	0
23	Emanuel Navarrete()	9 Oct 2020 – 9 Feb 2023	3
24	Robeisy Ramírez()	1 Apr – 9 Dec 2023	1
25	Rafael Espinoza	9 Dec 2023 – present	4

Junior featherweight

No.	Name	Reign	Defenses
1	Kenny Mitchell()	29 Apr – 9 Dec 1989	1
2	Valerio Nati	9 Dec 1989 – 12 May 1990	0
3	Orlando Fernandez	12 May 1990 – 24 May 1991	0
4	Jesse Benavides	24 May 1991 – 15 Oct 1992	1
5	Duke McKenzie	15 Oct 1992 – 9 Jun 1993	0
6	Daniel Jiménez	9 Jun 1993 – 31 Mar 1995	4
7	Marco Antonio Barrera	31 Mar 1995 – 22 Nov 1996	8
8	Junior Jones	22 Nov 1996 – 18 Apr 1997	1
9	Kennedy McKinney	18 April 1997 – 30 May 1998	0
10	Marco Antonio Barrera (2)()	31 Oct 1998 – 19 Feb 2000	2
11	Erik Morales	19 Feb – 24 Feb 2000	0
12	Marco Antonio Barrera (3)()	24 Feb 2000 – 1 Jun 2001	2
13	Agapito Sánchez()	23 Jun 2001 – 13 Aug 2002	1
14	Joan Guzmán()	17 Aug 2002 – 4 Jul 2005	2
15	Daniel Ponce de León()	29 Oct 2005 – 7 Jun 2008	6
16	Juan Manuel López	7 Jun 2008 – Jan 2010	5
17	Wilfredo Vázquez Jr.()	27 Feb 2010 –7 May 2011	2
18	Jorge Arce	7 May – 18 Nov 2011	1
19	Nonito Donaire()	4 Feb 2012 – 13 Apr 2013	3
20	Guillermo Rigondeaux	13 Apr 2013 – 28 Oct 2015	3
21	Nonito Donaire (2)()	11 Dec 2015 – 5 Nov 2016	1
22	Jessie Magdaleno	5 Nov 2016 – 28 Apr 2018	1
23	Isaac Dogboe	28 Apr – 8 Dec 2018	1
24	Emanuel Navarrete	8 Dec 2018 – 11 Jul 2020	5
25	Angelo Leo()	1 Aug 2020 – 23 Jan 2021	0
26	Stephen Fulton	23 Jan 2021 – 25 Jul 2023	2
27	Naoya Inoue	25 Jul 2023 – present	8

Bantamweight

No.	Name	Reign	Defenses
1	Israel Contreras()	3 Feb 1989 – 20 Feb 1991	1
2	Gaby Canizales()	12 Mar – 30 Jun 1991	0
3	Duke McKenzie	30 Jun 1991 – 13 May 1992	2
4	Rafael del Valle	13 May 1992 – 30 Jul 1994	2
5	Alfred Kotey	30 Jul 1994 – 21 Oct 1995	2
6	Daniel Jiménez	21 Oct 1995 – 26 Apr 1996	1
7	Robbie Regan	26 Apr 1996 – 18 Jul 1997	0
8	Jorge Eliécer Julio()	28 Jul 1997 – 8 Jan 2000	3
9	Johnny Tapia	8 Jan – 16 Aug 2000	1
10	Mauricio Martínez()	4 Sep 2000 – 15 Mar 2002	1
11	Cruz Carbajal	15 Mar 2002 – 7 May 2004	2
12	Ratanachai Sor Vorapin	7 May 2004 – 29 Oct 2005	1
13	Jhonny González	29 Oct 2005 – 11 Aug 2007	1
14	Gerry Peñalosa	11 Aug 2007 – 25 Apr 2009	1
15	Fernando Montiel()	25 Apr 2009 – 19 Feb 2011	2
16	Nonito Donaire	19 Feb – 22 Oct 2011	1
17	Jorge Arce()	26 Nov 2011 – 15 Aug 2012	0
18	Pungluang Sor Singyu()	20 Oct 2012 – 2 Mar 2013	0
19	Paulus Ambunda	2 Mar – 1 Aug 2013	0
20	Tomoki Kameda	1 Aug 2013 – 23 Apr 2015	3
21	Pungluang Sor Singyu (2)()	8 Aug 2015 – 27 Jul 2016	1
22	Marlon Tapales	27 Jul 2016 – 22 Apr 2017	0
23	Zolani Tete()	23 Apr 2017 – 30 Nov 2019	3
24	John Riel Casimero	30 Nov 2019 – 3 May 2022	2
25	Paul Butler()	3 May – 13 Dec 2022	0
26	Naoya Inoue	13 Dec 2022 – 13 Jan 2023	0
27	Jason Moloney()	13 May 2023 – 6 May 2024	1
28	Yoshiki Takei	6 May 2024 – 14 Sep 2025	2
29	Christian Medina	14 Sep 2025 – present	1

Junior bantamweight

No.	Name	Reign	Defenses
1	José Ruíz Matos()	29 Apr 1989 – 22 Feb 1992	4
2	José Quirino	22 Feb – 4 Sep 1992	0
3	Johnny Bredahl	4 Sep 1992 – 16 Jul 1994	3
4	Johnny Tapia()	14 Oct 1994 – Dec 1998	13
5	Victor Godoi()	Dec 1998 – 7 Jun 1999	0
6	Diego Morales	7 Jun – 20 Nov 1999	1
7	Adonis Rivas	20 Nov 1999 – 16 Jun 2001	2
8	Pedro Alcázar	16 Jun 2001 – 22 Jun 2002	1
9	Fernando Montiel	22 Jun 2002 – 16 Aug 2003	1
10	Mark Johnson	16 Aug 2003 – 25 Sep 2004	1
11	Iván Hernández	25 Sep 2004 – 9 Apr 2005	0
12	Fernando Montiel (2)	9 Apr 2005 – 10 Feb 2009	6
13	José López()	28 Mar – 4 Sep 2009	0
14	Marvin Sonsona	4 Sep – 20 Nov 2009	0
15	Jorge Arce()	30 Jan – Apr 2010	0
16	Omar Narváez()	15 May 2010 – 30 Dec 2014	11
17	Naoya Inoue	30 Dec 2014 – 6 Mar 2018	7
18	Donnie Nietes()	31 Dec 2018 – 28 Feb 2019	0
19	Kazuto Ioka()	19 Jun 2019 – 15 Feb 2023	6
20	Junto Nakatani()	20 May – 13 Dec 2023	1
21	Kosei Tanaka()	24 Feb – 14 Oct 2024	0
22	Phumelele Cafu	14 Oct 2024 – 19 Jul 2025	0
23	Jesse Rodriguez	19 Jul 2025 – 10 Jun 2026	1
24	Kenshiro Teraji()	20 Jul 2026 – present	0

Flyweight

No.	Name	Reign	Defenses
1	Elvis Álvarez()	3 Mar 1989 – Mar 1990	0
2	Isidro Pérez()	18 Aug 1990 – 18 Mar 1992	2
3	Pat Clinton	18 Mar 1992 – 15 May 1993	1
4	Jacob Matlala	15 May 1993 – 11 Feb 1995	3
5	Alberto Jiménez	11 Feb 1995 – 13 Dec 1996	5
6	Carlos Gabriel Salazar	13 Dec 1996 – 14 Aug 1998	5
7	Rubén Sánchez León	14 Aug 1998 – 23 Apr 1999	1
8	José Antonio López Bueno	23 Apr 1999 – 1999	1
9	Isidro García()	18 Dec 1999 – 15 Dec 2000	1
10	Fernando Montiel	15 Dec 2000 – 22 Jun 2002	3
11	Adonis Rivas()	22 Jun – 13 Jul 2002	0
12	Omar Narváez	13 Jul 2002 – 14 May 2010	16
13	Julio César Miranda()	12 Jun 2010 – 16 Jul 2011	3
14	Brian Viloria	16 Jul 2011 – 6 Apr 2013	3
15	Juan Francisco Estrada	6 Apr 2013 – 14 Sep 2016	5
16	Zou Shiming()	5 Nov 2016 – 28 Jul 2017	0
17	Sho Kimura	28 Jul 2017 – 24 Sep 2018	2
18	Kosei Tanaka	24 Sep 2018 – 31 Jan 2020	3
19	Junto Nakatani()	6 Nov 2020 – 27 Oct 2022	2
20	Jesse Rodriguez()	8 Apr 2023 – 29 Mar 2024	1
21	Anthony Olascuaga()	20 Jul 2024 – present	5

Junior flyweight

No.	Name	Reign	Defenses
1	José de Jesús()	19 May 1989 – Mar 1992	3
2	Josué Camacho()	31 Jul 1992 – 15 Jul 1994	1
3	Michael Carbajal	15 Jul – 12 Nov 1994	0
4	Paul Weir()	23 Nov 1994 – 18 Nov 1995	1
5	Jacob Matlala	18 Nov 1995 – 1997	2
6	Jesús Chong()	31 May – 25 Aug 1997	0
7	Melchor Cob Castro	25 Aug 1997 – 17 Jan 1998	0
8	Juan Domingo Córdoba	17 Jan – 5 Dec 1998	1
9	Jorge Arce	5 Dec 1998 – 31 Jul 1999	1
10	Michael Carbajal (2)	31 Jul – Aug 1999	0
11	Masibulele Makepula()	19 Feb 2000 – 2000	0
12	Nelson Dieppa()	14 Apr 2001 – 30 Apr 2005	5
13	Hugo Cázares	30 Apr 2005 – 25 Aug 2007	4
14	Iván Calderón	25 Aug 2007 – 28 Aug 2010	6
15	Giovani Segura	28 Aug 2010 – 22 Apr 2011	1
16	Jesús Géles()	22 Apr – 30 Apr 2011	0
17	Ramón García Hirales	30 Apr – 8 Oct 2011	0
18	Donnie Nietes	8 Oct 2011 – 3 Aug 2016	9
19	Kosei Tanaka()	31 Dec 2016 – 30 Nov 2017	2
20	Ángel Acosta()	2 Dec 2017 – 21 Jun 2019	3
21	Elwin Soto	21 Jun 2019 – 16 Oct 2021	3
22	Jonathan González	16 Oct 2021 – 19 Jun 2024	3
23	Shokichi Iwata()	13 Oct 2024 – 13 Mar 2025	0
24	René Santiago	13 Mar 2025 – present	2

Mini flyweight

No.	Name	Reign	Defenses
1	Rafael Torres()	30 Aug 1989 – 1993	1
2	Paul Weir()	15 May – 16 Dec 1993	1
4	Alex Sánchez()	22 Dec 1993 – 23 Aug 1997	6
4	Ricardo López	23 Aug – Aug 1997	0
5	Eric Jamili()	19 Dec 1997 – 30 May 1998	0
6	Kermin Guardia	30 May 1998 – 2001	3
7	Jorge Mata()	29 Jun 2002 – 28 Mar 2003	1
8	Eduardo Ray Márquez	28 Mar – 3 May 2003	0
9	Iván Calderón	3 May 2003 – 25 Aug 2007	11
10	Donnie Nietes()	30 Sep 2007 – 28 Feb 2011	4
11	Raúl García()	28 Feb – 27 Aug 2011	1
12	Moisés Fuentes	27 Aug 2011 – 19 Apr 2013	2
13	Merlito Sabillo()	19 Apr 2013 – 22 Mar 2014	2
14	Francisco Rodríguez Jr.	22 Mar – 15 Dec 2014	1
15	Katsunari Takayama()	31 Dec 2014 – 3 Mar 2015	0
16	Kosei Tanaka()	30 May 2015 – 7 Apr 2016	1
17	Katsunari Takayama (2)()	20 Aug 2016 – 3 Apr 2017	0
18	Tatsuya Fukuhara()	14 Apr – 27 Aug 2017	0
19	Ryuya Yamanaka	27 Aug 2017 – 13 Jul 2018	1
20	Vic Saludar	13 Jul 2018 – 24 Aug 2019	1
21	Wilfredo Méndez	24 Aug 2019 – 14 Dec 2021	2
22	Masataka Taniguchi	14 Dec 2021 – 6 Jan 2023	1
23	Melvin Jerusalem	6 Jan – 27 May 2023	0
24	Oscar Collazo	27 May 2023 – present	7

References

External links

Official list of current WBO champions