List of WBO world champions

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Template:Short description Template:Use dmy dates 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
(def. Johnny du PlooyScript error: No such module "Check for unknown parameters".) 		6 May 1989 – 11 Jan 1991 1
2 Ray Mercer 11 Jan – 28 Dec 1991 1
Mercer was stripped of the title in December 1991 for signing for a bout against Larry Holmes instead of mandatory challenger Michael Moorer.[1]Script error: No such module "Check for unknown parameters".
3 Michael Moorer
(def. Bert CooperScript error: No such module "Check for unknown parameters".) 		15 May 1992 – 8 Feb 1993 0
Moorer vacated the title so that he could be ranked by other sanctioning bodies.[2]Script error: No such module "Check for unknown parameters".
4 Tommy Morrison
(def. George ForemanScript error: No such module "Check for unknown parameters".) 		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
Bowe was stripped of the title when he rejected Don King's purse offer.[3]Script error: No such module "Check for unknown parameters".
8 Henry Akinwande
(def. Jeremy WilliamsScript error: No such module "Check for unknown parameters".) 		29 Jun 1996 – 29 Jan 1997 2
Akinwande vacated the title at the request of the WBC to become the mandatory challenger of the upcoming fight between Lennox Lewis and Oliver McCall for the vacant belt.[4]Script error: No such module "Check for unknown parameters".
9 Herbie Hide (2)
(def. Tony TuckerScript error: No such module "Check for unknown parameters".) 		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
Sanders vacated the title to sign with Don King.[5]Script error: No such module "Check for unknown parameters".
14 Lamon Brewster
(def. Wladimir KlitschkoScript error: No such module "Check for unknown parameters".) 		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
Fury, who had previously withdrawn from a rematch against Wladimir Klitschko before testing positive in a Voluntary Anti-Doping Association (VADA) test for cocaine on 29 September, vacated the title on 12 October 2016 after testing positive a second time, citing his need to focus on treatment for depression.[6]Script error: No such module "Check for unknown parameters".
20 Joseph Parker
(def. Andy Ruiz Jr.Script error: No such module "Check for unknown parameters".) 		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 – present 4

Junior heavyweight

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

No. Name Reign Defenses
1 Boone Pultz
(def. Magne HavnåScript error: No such module "Check for unknown parameters".) 		3 Dec 1989 – 17 May 1990 0
2 Magne Havnå 17 May 1990 – 1991 2
Havnå vacates the title.Script error: No such module "Check for unknown parameters".
3 Tyrone Booze
(def. Derek AngolScript error: No such module "Check for unknown parameters".) 		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
Michalczewski vacated the title in favor of the WBO light heavyweight title, which he already held.Script error: No such module "Check for unknown parameters".
7 Ralf Rocchigiani
(def. Carl ThompsonScript error: No such module "Check for unknown parameters".) 		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
Nelson retired after suffering a back injury during training camp for his bout against Enzo Maccarinelli.[7]Script error: No such module "Check for unknown parameters".
10 Enzo Maccarinelli
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		22 Sep 2006 – 8 Mar 2008 4
11 David Haye 8 Mar – 14 Jul 2008 0
Haye vacates the title to move up to heavyweight.[8]Script error: No such module "Check for unknown parameters".
12 Victor Emilio Ramírez
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Usyk vacated the title to move up to heavyweight.[9]Script error: No such module "Check for unknown parameters".
16 Krzysztof Głowacki (2)
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		5 Jun – 15 Jun 2019 0
17 Mairis Briedis 15 Jun – 25 Nov 2019 0
Briedis stripped of title for disagreeing to an immediate rematch with Głowacki.[10]Script error: No such module "Check for unknown parameters".
18 Lawrence Okolie
(def. Krzysztof GłowackiScript error: No such module "Check for unknown parameters".) 		20 Mar 2021 – 27 May 2023 3
19 Chris Billam-Smith 27 May 2023 – 16 Nov 2024 2
20 Gilberto Ramírez 16 Nov 2024 – present 1

Light heavyweight

No. Name Reign Defenses
1 Michael Moorer
(def. Ramzi HassanScript error: No such module "Check for unknown parameters".) 		3 Dec 1988 – 1991 9
Moorer vacated the title to move up to heavyweight.Script error: No such module "Check for unknown parameters".
2 Leeonzer Barber
(def. Tom CollinsScript error: No such module "Check for unknown parameters".) 		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
Erdei vacated the title to move up to cruiserweight.[11]Script error: No such module "Check for unknown parameters".
6 Jürgen Brähmer
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		13 Nov 2009 – 19 May 2011 2
Brähmer was stripped of the title after withdrawing from a bout against Nathan Cleverly, citing an eye injury.[12] Script error: No such module "Check for unknown parameters".
7 Nathan Cleverly
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Ward retires.[13] Script error: No such module "Check for unknown parameters".
10 Sergey Kovalev (2)
(def. Vyacheslav ShabranskyyScript error: No such module "Check for unknown parameters".) 		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
Álvarez vacated the title to move down to super middleweight.[14] Script error: No such module "Check for unknown parameters".
14 Joe Smith Jr.
(def. Maxim VlasovScript error: No such module "Check for unknown parameters".) 		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
(def. James KinchenScript error: No such module "Check for unknown parameters".) 		4 Nov 1988 – 20 May 1991 2
Hearns's title was vacated on WBO's April 1991 ratings posted on 8 May.[15] He later moved up to light heavyweight.Script error: No such module "Check for unknown parameters".
2 Chris Eubank
(def. Michael WatsonScript error: No such module "Check for unknown parameters".) 		21 Sep 1991 – 18 Mar 1995 14
3 Steve Collins 18 Mar 1995 – 2 Oct 1997 7
Collins was stripped of the title in October 1997 after suffering a leg injury during training camp and subsequently withdrawing from his bout against Joe Calzaghe.[16]Script error: No such module "Check for unknown parameters".
4 Joe Calzaghe
(def. Chris EubankScript error: No such module "Check for unknown parameters".) 		11 Oct 1997 – 26 Sep 2008 21
Calzaghe, citing difficulty making weight, vacated the title after moving up to light heavyweight.[17]Script error: No such module "Check for unknown parameters".
5 Denis Inkin
(def. Fulgencio ZunigaScript error: No such module "Check for unknown parameters".) 		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
Ramírez vacates the title to move up to light heavyweight.[18]Script error: No such module "Check for unknown parameters".
12 Billy Joe Saunders
(def. Shefat IsufiScript error: No such module "Check for unknown parameters".) 		18 May 2019 – 8 May 2021 2
13 Canelo Álvarez 8 May 2021 – present 6

Middleweight

No. Name Reign Defenses
1 Doug DeWitt
(def. Robbie SimsScript error: No such module "Check for unknown parameters".) 		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
Eubank was expected to move up to super middleweight,[19] the title was then reportedly vacated 1 day after.[20]Script error: No such module "Check for unknown parameters".
4 Gerald McClellan
(def. John MugabiScript error: No such module "Check for unknown parameters".) 		20 Nov 1991 – 2 Apr 1993 0
McClellan vacated the title to move up to super middleweight.[21]Script error: No such module "Check for unknown parameters".
5 Chris Pyatt
(def. Sumbu KalambayScript error: No such module "Check for unknown parameters".) 		19 May 1993 – 11 May 1994 2
6 Steve Collins 11 May 1994 – 22 Apr 1995 0
Collins vacated the title to stay super middleweight.[22]Script error: No such module "Check for unknown parameters".
7 Lonnie Bradley
(def. David MendezScript error: No such module "Check for unknown parameters".) 		19 May 1995 – 7 Nov 1997 6
Rhodes and Grant was supposedly going to fight for the interim title because of Bradley's injury,[23] but was later changed to the vacant title.[24]Script error: No such module "Check for unknown parameters".
8 Otis Grant
(def. Ryan RhodesScript error: No such module "Check for unknown parameters".) 		13 Dec 1997 – 14 Nov 1998 1
Grant vacated the title to move up to light heavyweight and challenge Roy Jones Jr.[25]Script error: No such module "Check for unknown parameters".
9 Bert Schenk
(def. Freeman BarrScript error: No such module "Check for unknown parameters".) 		30 Jan – 14 Jul 1999 1
Schenk vacated the title due to acute lumbago.[26]Script error: No such module "Check for unknown parameters".
10 Jason Matthews
(def. Ryan RhodesScript error: No such module "Check for unknown parameters".) 		17 Jul – 27 Nov 1999 0
11 Armand Krajnc 27 Nov 1999 – 6 Apr 2002 3
Krajnc vacated the title on 4 June 2001, while in a dispute with Universum Box-Promotion. However the WBO unanimously voted on 17 September 2001 that Krajnc had remained WBO champion throughout the dispute.Script error: No such module "Check for unknown parameters".
12 Harry Simon 6 Apr 2002 – 8 Jul 2003 0
Simon was involved in a car accident[27] and was sidelined for 8 months resulting in being stripped of the title.[28]Script error: No such module "Check for unknown parameters".
13 Héctor Velazco
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Martínez, who held the WBC junior middleweight title at that time, was stripped of the WBO middleweight title because he missed the WBO's deadline to decide on which weight class he would continue to fight in.[29]Script error: No such module "Check for unknown parameters".
20 Dmitry Pirog
(def. Daniel JacobsScript error: No such module "Check for unknown parameters".) 		31 Jul 2010 – 25 Aug 2012 3
Pirog is stripped of title for choosing to fight Gennady Golovkin instead of mandatory challenger Hassan N'Dam N'Jikam.[30]Script error: No such module "Check for unknown parameters".
21 Hassan N'Dam N'Jikam
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		25 Aug – 20 Oct 2012 0
22 Peter Quillin 20 Oct 2012 – 4 Sep 2014 3
Quillin vacated the title after pulling out of his scheduled bout against mandatory challenger Matt Korobov.[31]Script error: No such module "Check for unknown parameters".
23 Andy Lee
(def. Matt KorobovScript error: No such module "Check for unknown parameters".) 		13 Dec 2014 – 19 Dec 2015 0
24 Billy Joe Saunders 19 Dec 2015 – 11 Oct 2018 3
Saunders tested positive for the banned stimulant oxilofrine before his bout against mandatory challenger Demetrius Andrade and vacated the title citing his lack of time to appeal.[32]Script error: No such module "Check for unknown parameters".
25 Demetrius Andrade
(def. Walter KautondokwaScript error: No such module "Check for unknown parameters".) 		20 Oct 2018 – 26 Aug 2022 5
Andrade vacated the title to move up to super middleweight.[33]Script error: No such module "Check for unknown parameters".
26 Janibek Alimkhanuly
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		26 Aug 2022 – present 4

Junior middleweight

No. Name Reign Defenses
1 John David Jackson
(def. Lupe AquinoScript error: No such module "Check for unknown parameters".) 		8 Dec 1988 – 17 Feb 1990 1
The title was vacated after an incorrect NC call in his bout against Martin Camara.[34]Script error: No such module "Check for unknown parameters".
2 John David Jackson (2)
(def. Chris PyattScript error: No such module "Check for unknown parameters".) 		23 Oct 1990 – 5 Aug 1993 3
Jackson vacated the title to move up to middleweight.[35]Script error: No such module "Check for unknown parameters".
3 Verno Phillips
(def. Lupe AquinoScript error: No such module "Check for unknown parameters".) 		30 Oct 1993 – 22 Nov 1995 4
4 Paul Jones 22 Nov 1995 – 26 Feb 1996 0
Jones was stripped of the title after withdrawing from a bout against no. 1 contender Bronco McKart.[36]Script error: No such module "Check for unknown parameters".
5 Bronco McKart
(def. Santos CardonaScript error: No such module "Check for unknown parameters".) 		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
Simon vacated the title to move up to middleweight.[37]Script error: No such module "Check for unknown parameters".
8 Daniel Santos
(def. Yori Boy CampasScript error: No such module "Check for unknown parameters".) 		16 Mar 2002 – 3 Dec 2005 4
9 Serhiy Dzyndzyruk 3 Dec 2005 – 5 Oct 2011 6
Dzindziruk was stripped of the title due to inactivity caused by injuries.[38]Script error: No such module "Check for unknown parameters".
10 Zaurbek Baysangurov
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		5 Oct 2011 – 22 Jul 2013 2
Baysangurov was stripped of the title in July 2013 after withdrawing from a bout against mandatory challenger Demetrius Andrade.[39]Script error: No such module "Check for unknown parameters".
11 Demetrius Andrade
(def. Vanes MartirosyanScript error: No such module "Check for unknown parameters".) 		9 Nov 2013 – 31 Jul 2015 1
Andrade was stripped of the title due to inactivity.[40]Script error: No such module "Check for unknown parameters".
12 Liam Smith
(def. John ThompsonScript error: No such module "Check for unknown parameters".) 		10 Oct 2015 – 17 Sep 2016 2
13 Canelo Álvarez 17 Sep 2016 – 21 May 2017 0
Álvarez intends to stay at middleweight. The title is vacated on WBO's May 2017 rankings.[41]Script error: No such module "Check for unknown parameters".
14 Miguel Cotto
(def. Yoshihiro KamegaiScript error: No such module "Check for unknown parameters".) 		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
Munguia vacated the title to move up to middleweight.[42]Script error: No such module "Check for unknown parameters".
17 Patrick Teixeira
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Charlo stripped of the title for fighting Canelo Álvarez instead of mandatory challenger Tim Tszyu.[43]Script error: No such module "Check for unknown parameters".
20 Tim Tszyu
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		30 Sep 2023 – 30 Mar 2024 1
21 Sebastian Fundora 30 Mar 2024 – 2 May 2025 1
Fundora is stripped of the title for refusing to participate in his scheduled purse bid.[44][45]Script error: No such module "Check for unknown parameters".

Welterweight

No. Name Reign Defenses
1 Genaro León
(def. Danny GarciaScript error: No such module "Check for unknown parameters".) 		6 May – 28 Nov 1989 0
Léon's title was vacated on WBO's November 1989 ratings posted on 28 November.[46]Script error: No such module "Check for unknown parameters".
2 Manning Galloway
(def. Al HamzaScript error: No such module "Check for unknown parameters".) 		15 Dec 1989 – 12 Feb 1993 7
3 Gert Bo Jacobsen 12 Feb – 13 Oct 1993 0
Jacobsen was stripped of the title after withdrawing from a bout against Eamonn Loughran due to suffering from the flu.[47]Script error: No such module "Check for unknown parameters".
4 Eamonn Loughran
(def. Lorenzo SmithScript error: No such module "Check for unknown parameters".) 		16 Oct 1993 – 13 Apr 1996 5
5 José Luis López 13 Apr – 21 Nov 1996 1
López was stripped of the title after testing positive for marijuana.[48]Script error: No such module "Check for unknown parameters".
6 Mihai Leu
(def. Santiago SamaniegoScript error: No such module "Check for unknown parameters".) 		22 Feb 1997 – 1997 1
Leu retires.Script error: No such module "Check for unknown parameters".
7 Akhmed Kotiev
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		14 Feb 1998 – 6 May 2000 4
8 Daniel Santos 6 May 2000 – 5 Dec 2001 2
Santos vacated the title to move up to junior middleweight.[49]Script error: No such module "Check for unknown parameters".
9 Antonio Margarito
(def. Antonio DíazScript error: No such module "Check for unknown parameters".) 		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
Williams vacated the title to move up in weight and fight for the vacant WBO interim junior middleweight title.[50]Script error: No such module "Check for unknown parameters".
13 Miguel Cotto
(def. Michael JenningsScript error: No such module "Check for unknown parameters".) 		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
Mayweather is stripped of the title for missing the deadline to pay the WBO's sanctioning fee from his 2 May bout against Manny Pacquiao and for continuing to hold world championship titles in multiple weight classes, a violation of the WBO's rules and regulations.[51]Script error: No such module "Check for unknown parameters".
18 Timothy Bradley (2)
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		6 Jul 2015 – 9 Feb 2016 1
Bradley vacated the title after he chose to fight Manny Pacquiao instead of mandatory challenger Sadam Ali.[52]Script error: No such module "Check for unknown parameters".
19 Jessie Vargas
(def. Sadam AliScript error: No such module "Check for unknown parameters".) 		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
Crawford vacated the title to stay at junior middleweight.[53][54]Script error: No such module "Check for unknown parameters".
23 Brian Norman Jr.
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		12 Aug 2024 – present 2

Junior welterweight

No. Name Reign Defenses
1 Héctor Camacho
(def. Ray ManciniScript error: No such module "Check for unknown parameters".) 		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
Camacho vacated the title to challenge the WBC champion Julio Cesar Chavez.[55]Script error: No such module "Check for unknown parameters".
4 Carlos González
(def. Jimmy PaulScript error: No such module "Check for unknown parameters".) 		29 Jun 1992 – 7 Jun 1993 3
5 Zack Padilla 7 Jun 1993 – 1 Jan 1995 4
Padilla was experiencing continuous severe headaches and was found to have a small blood clot near his brain.[56] The title was vacated.[57]Script error: No such module "Check for unknown parameters".
6 Sammy Fuentes
(def. Fidel AvendanoScript error: No such module "Check for unknown parameters".) 		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
Julio vacated the title when a routine eye exam reveals that he has cataracts.[58]Script error: No such module "Check for unknown parameters".
11 DeMarcus Corley
(def. Felix FloresScript error: No such module "Check for unknown parameters".) 		30 Jun 2001 – 12 Jul 2003 2
12 Zab Judah 12 Jul 2003 – 18 Jun 2004 1
Judah vacated the title to move up to the welterweight division.[59]Script error: No such module "Check for unknown parameters".
13 Miguel Cotto
(def. Kelson PintoScript error: No such module "Check for unknown parameters".) 		11 Sep 2004 – 27 Oct 2006 6
Cotto vacated the title to move up to welterweight.[60]Script error: No such module "Check for unknown parameters".
14 Ricardo Torres
(def. Mike ArnaoutisScript error: No such module "Check for unknown parameters".) 		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
Bradley vacated the title after moving up to welterweight.[61]Script error: No such module "Check for unknown parameters".
17 Juan Manuel Márquez
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		27 Jun 2012 – 12 Oct 2013 0
The WBO decided that Márquez would be allowed to enter as a champion in his fight against Timothy Bradley, but the title would be immediately declared vacated following the fight.[62]Script error: No such module "Check for unknown parameters".
18 Mike Alvarado
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Algieri vacated the title due to moving up and challenging WBO welterweight champion Manny Pacquiao.[63]Script error: No such module "Check for unknown parameters".
21 Terence Crawford
(def. Thomas DulormeScript error: No such module "Check for unknown parameters".) 		18 Apr 2015 – 26 Oct 2017 6
Crawford vacated the title to move up to welterweight.[64]Script error: No such module "Check for unknown parameters".
22 Maurice Hooker
(def. Terry FlanaganScript error: No such module "Check for unknown parameters".) 		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 – present 3

Lightweight

No. Name Reign Defenses
1 Mauricio Aceves
(def. Amancio CastroScript error: No such module "Check for unknown parameters".) 		6 May 1989 – 22 Sep 1990 1
2 Dingaan Thobela 22 Sep 1990 – 14 Jun 1992 2
Thobela's title was vacated after failing to find an opponent by 14 June; the deadline set by the WBO.[65]Script error: No such module "Check for unknown parameters".
3 Giovanni Parisi
(def. Javier AltamiranoScript error: No such module "Check for unknown parameters".) 		25 Sep 1992 – 23 Jan 1994 2
Parisi vacates the title to move up to junior welterweight.[66]Script error: No such module "Check for unknown parameters".
4 Oscar De La Hoya
(def. Jorge PáezScript error: No such module "Check for unknown parameters".) 		29 Jul 1994 – 9 Feb 1996 6
De La Hoya vacates the title to move up to junior welterweight.[67]Script error: No such module "Check for unknown parameters".
5 Artur Grigorian
(def. Antonio RiveraScript error: No such module "Check for unknown parameters".) 		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
Corrales was stripped of the title after deciding to pursue a rematch with José Luis Castillo instead of his mandatory challenger Acelino Freitas.[68]Script error: No such module "Check for unknown parameters".
8 Acelino Freitas (2)
(def. Zahir RaheemScript error: No such module "Check for unknown parameters".) 		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
Campbell was stripped of his unified IBF/WBO world titles after failing to make weight the day before his bout against Ali Funeka.[69]Script error: No such module "Check for unknown parameters".
11 Juan Manuel Márquez
(def. Juan DíazScript error: No such module "Check for unknown parameters".) 		28 Feb 2009 – 26 Jan 2012 2
Márquez is stripped of the title for moving up to junior welterweight.[70]Script error: No such module "Check for unknown parameters".
12 Ricky Burns
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		26 Jan 2012 – 1 Mar 2014 4
13 Terence Crawford 1 Mar 2014 – 5 Mar 2015 2
Crawford vacates the title to move up to junior welterweight.[71]Script error: No such module "Check for unknown parameters".
14 Terry Flanagan
(def. Jose ZepedaScript error: No such module "Check for unknown parameters".) 		11 Jul 2015 – 26 Oct 2017 5
Flanagan vacated the title to move up to junior welterweight.[72]Script error: No such module "Check for unknown parameters".
15 Ray Beltrán
(def. Paulus MosesScript error: No such module "Check for unknown parameters".) 		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
Haney vacated the title to move up to junior welterweight.[73]Script error: No such module "Check for unknown parameters".
21 Denys Berinchyk
(def. Emanuel NavarreteScript error: No such module "Check for unknown parameters".) 		18 May 2024 – 14 Feb 2025 0
22 Keyshawn Davis 14 Feb – 6 Jun 2025 0
Davis is stripped of the title for missing weight in his mandatory bout.[74]Script error: No such module "Check for unknown parameters".

Junior lightweight

No. Name Reign Defenses
1 John John Molina
(def. Juan LaporteScript error: No such module "Check for unknown parameters".) 		29 Apr – 15 Oct 1989 0
Molina was stripped the title after fighting for the IBF title.[75]Script error: No such module "Check for unknown parameters".
2 Kamel Bou Ali
(def. Antonio RiveraScript error: No such module "Check for unknown parameters".) 		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
De La Hoya vacated the title to move up to lightweight.[76]Script error: No such module "Check for unknown parameters".
6 Regilio Tuur
(def. Eugene SpeedScript error: No such module "Check for unknown parameters".) 		24 Sep 1994 – 17 Jan 1997 6
Tuur retired as the WBO junior lightweight world champion.[77]Script error: No such module "Check for unknown parameters".
7 Barry Jones
(def. Wilson PalacioScript error: No such module "Check for unknown parameters".) 		19 Dec 1997 – 1998 0
Jones lost his boxing license after a brain scan found an anomaly. The WBO vacated his title before Jones regained his license.Script error: No such module "Check for unknown parameters".
8 Anatoly Alexandrov
(def. Julien LorcyScript error: No such module "Check for unknown parameters".) 		16 May 1998 – 7 Aug 1999 1
9 Acelino Freitas 7 Aug 1999 – 18 Jan 2004 10
Freitas vacated the title to stay at lightweight.[78]Script error: No such module "Check for unknown parameters".
10 Diego Corrales
(def. Joel CasamayorScript error: No such module "Check for unknown parameters".) 		6 Mar – 18 Jun 2004 0
Corrales vacated the title to move up to lightweight.[79]Script error: No such module "Check for unknown parameters".
11 Mike Anchondo
(def. Pablo ChacónScript error: No such module "Check for unknown parameters".) 		15 Jul 2004 – 8 Apr 2005 0
12 Jorge Rodrigo Barrios 8 Apr 2005 – 15 Sep 2006 2
Barrios was stripped of the title after failing to make weight the day before his scheduled bout against Joan Guzmán.[80]Script error: No such module "Check for unknown parameters".
13 Joan Guzmán
(def. Jorge Rodrigo BarriosScript error: No such module "Check for unknown parameters".) 		16 Sep 2006 – 14 May 2008 2
Guzmán vacated the title to move up to lightweight after continued difficulties negotiating a bout against mandatory challenger Alex Arthur.[81]Script error: No such module "Check for unknown parameters".
14 Alex Arthur
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Burns vacated the title to move up to lightweight.[82]Script error: No such module "Check for unknown parameters".
18 Adrien Broner
(def. Vicente Martín RodríguezScript error: No such module "Check for unknown parameters".) 		26 Nov 2011 – 20 Jul 2012 1
Broner was stripped of the title after failing to make weight the day before his scheduled bout against mandatory challenger Vicente Escobedo.[83]Script error: No such module "Check for unknown parameters".
19 Román Martínez (2)
(def. Miguel Beltrán Jr.Script error: No such module "Check for unknown parameters".) 		15 Sep 2012 – 9 Nov 2013 2
20 Mikey Garcia 9 Nov 2013 – 14 Oct 2014 1
Garcia vacates the title to move up to junior welterweight.[84]Script error: No such module "Check for unknown parameters".
21 Orlando Salido
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Lomachenko vacated the title after moving up in weight and defeating Jorge Linares for the WBA lightweight world championship.[85]Script error: No such module "Check for unknown parameters".
24 Masayuki Ito
(def. Christopher DíazScript error: No such module "Check for unknown parameters".) 		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
Stevenson was stripped of the title after missing weight in his fight against mandatory challenger Robson Conceição.[86]Script error: No such module "Check for unknown parameters".
27 Emanuel Navarrete
(def. Liam WilsonScript error: No such module "Check for unknown parameters".) 		3 Feb 2023 – present 4

Featherweight

No. Name Reign Defenses
1 Maurizio Stecca
(def. Pedro NolascoScript error: No such module "Check for unknown parameters".) 		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
Paez vacates the title to move up to junior lightweight.[87]Script error: No such module "Check for unknown parameters".
4 Maurizio Stecca (2)
(def. Armando Juan ReyesScript error: No such module "Check for unknown parameters".) 		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
Palacio was stripped of the title after failing a pre-fight medical examination due to testing positive for HIV.[88]Script error: No such module "Check for unknown parameters".
7 Steve Robinson
(def. John DavisonScript error: No such module "Check for unknown parameters".) 		17 Apr 1993 – 30 Sep 1995 7
8 Naseem Hamed 30 Sep 1995 – 5 Oct 2000 15
Hamed vacated the title after HBO refused to approve mandatory challenger István Kovács as his opponent.[89]Script error: No such module "Check for unknown parameters".
9 István Kovács
(def. Antonio DíazScript error: No such module "Check for unknown parameters".) 		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
Harrison vacated the title after withdrawing from a bout against Nicky Cook because he could no longer make the featherweight limit.[90]Script error: No such module "Check for unknown parameters".
14 Juan Manuel Márquez
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		6 Dec 2006 – 3 Apr 2007 0
Márquez vacated the title to stay at junior lightweight.[91]Script error: No such module "Check for unknown parameters".
15 Steven Luevano
(def. Nicky CookScript error: No such module "Check for unknown parameters".) 		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
Garcia was stripped of the title after failing to make weight the day before his scheduled bout against Juan Manuel López.[92]Script error: No such module "Check for unknown parameters".
19 Orlando Salido (2)
(def. Orlando CruzScript error: No such module "Check for unknown parameters".) 		12 Oct 2013 – 28 Feb 2014 0
Salido was stripped of the title after failing to make weight the day before his scheduled bout against Vasiliy Lomachenko.[93]Script error: No such module "Check for unknown parameters".
20 Vasiliy Lomachenko
(def. Gary Russell Jr.Script error: No such module "Check for unknown parameters".) 		21 Jun 2014 – 21 Jul 2016 3
Lomachenko vacated the title to stay at junior lightweight.[94]Script error: No such module "Check for unknown parameters".
21 Óscar Valdez
(def. Matías RuedaScript error: No such module "Check for unknown parameters".) 		23 Jul 2016 – 2 Aug 2019 6
Valdez vacates the title to move up to junior lightweight.[95]Script error: No such module "Check for unknown parameters".
22 Shakur Stevenson
(def. Joet GonzalezScript error: No such module "Check for unknown parameters".) 		26 Oct 2019 – 7 Jul 2020 0
Stevenson vacated the title to move up to junior lightweight.[96]Script error: No such module "Check for unknown parameters".
23 Emanuel Navarrete
(def. Ruben VillaScript error: No such module "Check for unknown parameters".) 		9 Oct 2020 – 9 Feb 2023 3
Navarrete vacated the title to stay at junior lightweight.[97][98]Script error: No such module "Check for unknown parameters".
24 Robeisy Ramírez
(def. Isaac DogboeScript error: No such module "Check for unknown parameters".) 		1 Apr – 9 Dec 2023 1
25 Rafael Espinoza 9 Dec 2023 – present 3

Junior featherweight

No. Name Reign Defenses
1 Kenny Mitchell
(def. Julio GervacioScript error: No such module "Check for unknown parameters".) 		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
McKinney vacated the title to challenge WBO featherweight champion Naseem Hamed however, the fight was cancelled after Hamed suffered an injury to his right hand during training.[99]Script error: No such module "Check for unknown parameters".
10 Marco Antonio Barrera (2)
(def. Richie WentonScript error: No such module "Check for unknown parameters".) 		31 Oct 1998 – 19 Feb 2000 2
11 Erik Morales 19 Feb – 24 Feb 2000 0
Morales was stripped of the title after the WBO committee disagreed with the scorecards in his bout against Barrera. Barrera was also reinstated as the champion.[100]Script error: No such module "Check for unknown parameters".
12 Marco Antonio Barrera (3)
(reinstatedScript error: No such module "Check for unknown parameters".) 		24 Feb 2000 – 1 Jun 2001 2
Barrera vacated the title to stay at featherweight.[101]Script error: No such module "Check for unknown parameters".
13 Agapito Sánchez
(def. Jorge MonsalvoScript error: No such module "Check for unknown parameters".) 		23 Jun 2001 – 13 Aug 2002 1
Sánchez is stripped of the title for failing a pre-fight eye test.[102]Script error: No such module "Check for unknown parameters".
14 Joan Guzmán
(def. Fabio Daniel OlivaScript error: No such module "Check for unknown parameters".) 		17 Aug 2002 – 4 Jul 2005 2
Guzmán vacated the title to move up to featherweight.[103]Script error: No such module "Check for unknown parameters".
15 Daniel Ponce de León
(def. Sod LooknongyangtoyScript error: No such module "Check for unknown parameters".) 		29 Oct 2005 – 7 Jun 2008 6
16 Juan Manuel López 7 Jun 2008 – Jan 2010 5
López vacated the title to move up to featherweight.Script error: No such module "Check for unknown parameters".
17 Wilfredo Vázquez Jr.
(def. Marvin SonsonaScript error: No such module "Check for unknown parameters".) 		27 Feb 2010 –7 May 2011 2
18 Jorge Arce 7 May – 18 Nov 2011 1
Arce vacated the title to move down to bantamweight.[104]Script error: No such module "Check for unknown parameters".
19 Nonito Donaire
(def. Wilfredo Vázquez Jr.Script error: No such module "Check for unknown parameters".) 		4 Feb 2012 – 13 Apr 2013 3
20 Guillermo Rigondeaux 13 Apr 2013 – 28 Oct 2015 3
Rigondeaux was stripped of the title due to inactivity.[105]Script error: No such module "Check for unknown parameters".
21 Nonito Donaire (2)
(def. César JuárezScript error: No such module "Check for unknown parameters".) 		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
Navarrete vacated the title to move up to featherweight.[106]Script error: No such module "Check for unknown parameters".
25 Angelo Leo
(def. Tramaine WilliamsScript error: No such module "Check for unknown parameters".) 		1 Aug 2020 – 23 Jan 2021 0
26 Stephen Fulton 23 Jan 2021 – 25 Jul 2023 2
27 Naoya Inoue 25 Jul 2023 – present 5

Bantamweight

No. Name Reign Defenses
1 Israel Contreras
(def. Maurizio LupinoScript error: No such module "Check for unknown parameters".) 		3 Feb 1989 – 20 Feb 1991 1
Contreras vacated the title in order to challenge Luisito Espinosa for the WBA title.[107]Script error: No such module "Check for unknown parameters".
2 Gaby Canizales
(def. Miguel LoraScript error: No such module "Check for unknown parameters".) 		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
Regan vacated the title due to health problems.[108]Script error: No such module "Check for unknown parameters".
8 Jorge Eliécer Julio
(def. Oscar MaldonadoScript error: No such module "Check for unknown parameters".) 		28 Jul 1997 – 8 Jan 2000 3
9 Johnny Tapia 8 Jan – 16 Aug 2000 1
Tapia vacated the title to fight Paulie Ayala at junior featherweight.[109]Script error: No such module "Check for unknown parameters".
10 Mauricio Martínez
(def. Lester FuentesScript error: No such module "Check for unknown parameters".) 		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
Peñalosa was stripped of the title after moving up and challenging WBO junior featherweight champion Juan Manuel López.[110]Script error: No such module "Check for unknown parameters".
15 Fernando Montiel
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		25 Apr 2009 – 19 Feb 2011 2
16 Nonito Donaire 19 Feb – 22 Oct 2011 1
Donaire vacates the title to move up to junior featherweight.[111]Script error: No such module "Check for unknown parameters".
17 Jorge Arce
(def. Angky AngkottaScript error: No such module "Check for unknown parameters".) 		26 Nov 2011 – 15 Aug 2012 0
Arce intends to stay at junior featherweight. The title is vacated on WBO's August 2012 rankings.[112]Script error: No such module "Check for unknown parameters".
18 Pungluang Sor Singyu
(def. A. J. BanalScript error: No such module "Check for unknown parameters".) 		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
Kameda's request to make his fight with Jamie McDonnell a unification bout was rejected by the WBO as McDonnell was only the "regular" champion which is considered a secondary title by the WBO.[113] As a result, Kameda relinquished his title.[114]Script error: No such module "Check for unknown parameters".
21 Pungluang Sor Singyu (2)
(def. Ryo AkahoScript error: No such module "Check for unknown parameters".) 		8 Aug 2015 – 27 Jul 2016 1
22 Marlon Tapales 27 Jul 2016 – 22 Apr 2017 0
Tapales was stripped of the title after failing to make weight the day before his bout against Shohei Omori.[115]Script error: No such module "Check for unknown parameters".
23 Zolani Tete
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		23 Apr 2017 – 30 Nov 2019 3
24 John Riel Casimero 30 Nov 2019 – 3 May 2022 2
Casimero was stripped of the title after the fight with his mandatory challenger, Paul Butler got cancelled for the second time. According to the British Boxing Board of Control, the fight was called off due to Casimero cutting too much weight and using a sauna prior to the weigh-ins.[116]Script error: No such module "Check for unknown parameters".
25 Paul Butler
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		3 May – 13 Dec 2022 0
26 Naoya Inoue 13 Dec 2022 – 13 Jan 2023 0
Inoue vacated the title in order to move up to junior featherweight.[117]Script error: No such module "Check for unknown parameters".
27 Jason Moloney
(def. Vincent AstrolabioScript error: No such module "Check for unknown parameters".) 		13 May 2023 – 6 May 2024 1
28 Yoshiki Takei 6 May 2024 – present 2

Junior bantamweight

No. Name Reign Defenses
1 José Ruíz Matos
(def. Bebis RojasScript error: No such module "Check for unknown parameters".) 		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
Bredahl was stripped of the title.[118]Script error: No such module "Check for unknown parameters".
4 Johnny Tapia
(def. Henry MartínezScript error: No such module "Check for unknown parameters".) 		14 Oct 1994 – Dec 1998 13
Tapia vacates the title to move up to bantamweight.Script error: No such module "Check for unknown parameters".
5 Victor Godoi
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Montiel reportedly was open in fighting Vic Darchinyan for the undisputed championship however,[119] on the following day, Montiel's title was reportedly vacated.[120]Script error: No such module "Check for unknown parameters".
13 José López
(def. Pramuansak PosuwanScript error: No such module "Check for unknown parameters".) 		28 Mar – 4 Sep 2009 0
14 Marvin Sonsona 4 Sep – 20 Nov 2009 0
Sonsona was stripped of the title after failing to make weight on the day of his bout against Alejandro Hernández.[121]Script error: No such module "Check for unknown parameters".
15 Jorge Arce
(def. Angky AngkottaScript error: No such module "Check for unknown parameters".) 		30 Jan – Apr 2010 0
Arce vacates his title to move up to bantamweight.Script error: No such module "Check for unknown parameters".
16 Omar Narváez
(def. Everth BriceñoScript error: No such module "Check for unknown parameters".) 		15 May 2010 – 30 Dec 2014 11
17 Naoya Inoue 30 Dec 2014 – 6 Mar 2018 7
Inoue vacates the title to move up to bantamweight.[122]Script error: No such module "Check for unknown parameters".
18 Donnie Nietes
(def. Kazuto IokaScript error: No such module "Check for unknown parameters".) 		31 Dec 2018 – 28 Feb 2019 0
Nietes vacates the title to pursue a career-defining fight.[123]Script error: No such module "Check for unknown parameters".
19 Kazuto Ioka
(def. Aston PalicteScript error: No such module "Check for unknown parameters".) 		19 Jun 2019 – 15 Feb 2023 6
Ioka vacates the title to pursue a rematch with Joshua Franco.[124]Script error: No such module "Check for unknown parameters".
20 Junto Nakatani
(def. Andrew MoloneyScript error: No such module "Check for unknown parameters".) 		20 May – 13 Dec 2023 1
Nakatani vacates the title to move up to bantamweight.[125]Script error: No such module "Check for unknown parameters".
21 Kosei Tanaka
(def. Christian BacaseguaScript error: No such module "Check for unknown parameters".) 		24 Feb – 14 Oct 2024 0
22 Phumelele Cafu 14 Oct 2024 – present 0

Flyweight

No. Name Reign Defenses
1 Elvis Álvarez
(def. Miguel MercedesScript error: No such module "Check for unknown parameters".) 		3 Mar 1989 – 1990 0
Álvarez vacates the title due to lack of interest in it.Script error: No such module "Check for unknown parameters".
2 Isidro Pérez
(def. Angel RosarioScript error: No such module "Check for unknown parameters".) 		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
Bueno vacates the title due to an ankle injury thus preventing him from defending the title.Script error: No such module "Check for unknown parameters".
9 Isidro García
(def. José LópezScript error: No such module "Check for unknown parameters".) 		18 Dec 1999 – 15 Dec 2000 1
10 Fernando Montiel 15 Dec 2000 – 22 Jun 2002 3
Montiel's title was vacated when he stepped on the ring against Pedro Alcázar for his WBO junior bantamweight title.[126]Script error: No such module "Check for unknown parameters".
11 Adonis Rivas
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		22 Jun – 13 Jul 2002 0
12 Omar Narváez 13 Jul 2002 – 14 May 2010 16
Narváez vacates the title to move up to junior bantamweight.[127]Script error: No such module "Check for unknown parameters".
13 Julio César Miranda
(def. Richie MepranumScript error: No such module "Check for unknown parameters".) 		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
Estrada vacates the title to move up to junior bantamweight.[128]Script error: No such module "Check for unknown parameters".
16 Zou Shiming
(def. Prasitsak PhapromScript error: No such module "Check for unknown parameters".) 		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
Tanaka vacates the title to move up to junior bantamweight.[129]Script error: No such module "Check for unknown parameters".
19 Junto Nakatani
(def. Giemel MagramoScript error: No such module "Check for unknown parameters".) 		6 Nov 2020 – 27 Oct 2022 2
Nakatani vacates the title to move up to junior bantamweight.[130]Script error: No such module "Check for unknown parameters".
20 Jesse Rodriguez
(def. Christian GonzalezScript error: No such module "Check for unknown parameters".) 		8 Apr 2023 – 29 Mar 2024 1
Rodriguez vacates the title to move up to junior bantamweight.[131]Script error: No such module "Check for unknown parameters".
21 Anthony Olascuaga
(def. Riku KanoScript error: No such module "Check for unknown parameters".) 		20 Jul 2024 – present 2

Junior flyweight

No. Name Reign Defenses
1 José de Jesús
(def. Fernando MartínezScript error: No such module "Check for unknown parameters".) 		19 May 1989 – Mar 1992 3
de Jesús was stripped of the title after failing to defend it in a specific time period.Script error: No such module "Check for unknown parameters".
2 Josué Camacho
(def. Eddie VallejoScript error: No such module "Check for unknown parameters".) 		31 Jul 1992 – 15 Jul 1994 1
3 Michael Carbajal 15 Jul – 12 Nov 1994 0
Carbajal is stripped of the title for failing to defend the title.Script error: No such module "Check for unknown parameters".
4 Paul Weir
(def. Paul OuldenScript error: No such module "Check for unknown parameters".) 		23 Nov 1994 – 18 Nov 1995 1
5 Jacob Matlala 18 Nov 1995 – 1997 2
Matlala vacates the title to fight Michael Carbajal rather than defend his title.Script error: No such module "Check for unknown parameters".
6 Jesús Chong
(def. Eric GriffinScript error: No such module "Check for unknown parameters".) 		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
Carbajal retires.Script error: No such module "Check for unknown parameters".
11 Masibulele Makepula
(def. Jacob MatlalaScript error: No such module "Check for unknown parameters".) 		19 Feb 2000 – 2000 0
Makepula vacates the title to move up to flyweight.Script error: No such module "Check for unknown parameters".
12 Nelson Dieppa
(def. Andy TabanasScript error: No such module "Check for unknown parameters".) 		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
Segura vacates the title to move up to flyweight.[132]Script error: No such module "Check for unknown parameters".
16 Jesús Géles
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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
Nietes vacates the title to move up to flyweight.[133]Script error: No such module "Check for unknown parameters".
19 Kosei Tanaka
(def. Moisés FuentesScript error: No such module "Check for unknown parameters".) 		31 Dec 2016 – 30 Nov 2017 2
Tanaka vacates the title to move up to flyweight.[134]Script error: No such module "Check for unknown parameters".
20 Ángel Acosta
(def. Juan AlejoScript error: No such module "Check for unknown parameters".) 		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 2
González vacates the title to move up to flyweight.[135]Script error: No such module "Check for unknown parameters".
23 Shokichi Iwata
(def. Jairo NoriegaScript error: No such module "Check for unknown parameters".) 		13 Oct 2024 – 13 Mar 2025 0
24 René Santiago 13 Mar 2025 – present 0

Mini flyweight

No. Name Reign Defenses
1 Rafael Torres
(def. Yamil CaraballoScript error: No such module "Check for unknown parameters".) 		30 Aug 1989 – 1993 1
Torres vacates the title.Script error: No such module "Check for unknown parameters".
2 Paul Weir
(def. Fernando MartínezScript error: No such module "Check for unknown parameters".) 		15 May – 16 Dec 1993 1
Weir vacates the title to move up in weight and challenge Josué Camacho for a junior flyweight world title.[136]Script error: No such module "Check for unknown parameters".
4 Alex Sánchez
(def. Orlando MaloneScript error: No such module "Check for unknown parameters".) 		22 Dec 1993 – 23 Aug 1997 6
4 Ricardo López 23 Aug – Aug 1997 0
After winning the title, López was stripped of the title after he stated that he would give the championship belt to his father. The WBO president at that time deemed it as a "public resignation".[137]Script error: No such module "Check for unknown parameters".
5 Eric Jamili
(def. Mickey CantwellScript error: No such module "Check for unknown parameters".) 		19 Dec 1997 – 30 May 1998 0
6 Kermin Guardia 30 May 1998 – 2001 3
Guardia vacates the title to move up to junior flyweight.Script error: No such module "Check for unknown parameters".
7 Jorge Mata
(def. Reynaldo FrutosScript error: No such module "Check for unknown parameters".) 		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
Calderón's title is vacated when he won the WBO junior flyweight title.Script error: No such module "Check for unknown parameters".
10 Donnie Nietes
(def. Pornsawan PorpramookScript error: No such module "Check for unknown parameters".) 		30 Sep 2007 – 28 Feb 2011 4
Nietes vacates the title to move up in weight and challenge Ramón García Hirales for the WBO junior flyweight title.[138]Script error: No such module "Check for unknown parameters".
11 Raúl García
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		28 Feb – 27 Aug 2011 1
12 Moisés Fuentes 27 Aug 2011 – 19 Apr 2013 2
Fuentes vacates the title to move up to junior flyweight.[139]Script error: No such module "Check for unknown parameters".
13 Merlito Sabillo
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		19 Apr 2013 – 22 Mar 2014 2
14 Francisco Rodríguez Jr. 22 Mar – 15 Dec 2014 1
Rodríguez intends to move in weight class. The title is vacated on WBO's December 2014 rankings.[140]Script error: No such module "Check for unknown parameters".
15 Katsunari Takayama
(def. Go OdairaScript error: No such module "Check for unknown parameters".) 		31 Dec 2014 – 3 Mar 2015 0
Takayama vacates his WBO title to skip his mandatory challenger in favor of a fight with former champion Fahlan Sakkreerin.[141]Script error: No such module "Check for unknown parameters".
16 Kosei Tanaka
(def. Julián YedrasScript error: No such module "Check for unknown parameters".) 		30 May 2015 – 7 Apr 2016 1
Tanaka vacates the title to move up to junior flyweight.[142]Script error: No such module "Check for unknown parameters".
17 Katsunari Takayama (2)
(def. Riku KanoScript error: No such module "Check for unknown parameters".) 		20 Aug 2016 – 3 Apr 2017 0
Takayama retired from professional boxing in order to concentrate on training for the 2020 Summer Olympics.[143] Interim champion Fukura is later promoted to full champion.[144]Script error: No such module "Check for unknown parameters".
18 Tatsuya Fukuhara
(interim champion promotedScript error: No such module "Check for unknown parameters".) 		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 5

See also

References

<templatestyles src="Reflist/styles.css" />

  1. ↑ Script error: No such module "citation/CS1".
  2. ↑ Script error: No such module "citation/CS1".
  3. ↑ Script error: No such module "citation/CS1".
  4. ↑ Script error: No such module "citation/CS1".
  5. ↑ Script error: No such module "citation/CS1".
  6. ↑ Script error: No such module "citation/CS1".
  7. ↑ Script error: No such module "citation/CS1".
  8. ↑ Script error: No such module "citation/CS1".
  9. ↑ Script error: No such module "citation/CS1".
  10. ↑ Script error: No such module "citation/CS1".
  11. ↑ Script error: No such module "citation/CS1".
  12. ↑ Script error: No such module "citation/CS1".
  13. ↑ Script error: No such module "citation/CS1".
  14. ↑ Script error: No such module "citation/CS1".
  15. ↑ Script error: No such module "citation/CS1".
  16. ↑ Script error: No such module "citation/CS1".
  17. ↑ Script error: No such module "citation/CS1".
  18. ↑ Script error: No such module "citation/CS1".
  19. ↑ Script error: No such module "citation/CS1".
  20. ↑ Script error: No such module "citation/CS1".
  21. ↑ Script error: No such module "citation/CS1".
  22. ↑ Script error: No such module "citation/CS1".
  23. ↑ Script error: No such module "citation/CS1".
  24. ↑ Script error: No such module "citation/CS1".
  25. ↑ Script error: No such module "citation/CS1".
  26. ↑ Script error: No such module "citation/CS1".
  27. ↑ Script error: No such module "citation/CS1".
  28. ↑ Script error: No such module "citation/CS1".
  29. ↑ Script error: No such module "citation/CS1".
  30. ↑ Script error: No such module "citation/CS1".
  31. ↑ Script error: No such module "citation/CS1".
  32. ↑ Script error: No such module "citation/CS1".
  33. ↑ Script error: No such module "citation/CS1".
  34. ↑ Script error: No such module "citation/CS1".
  35. ↑ Script error: No such module "citation/CS1".
  36. ↑ Script error: No such module "citation/CS1".
  37. ↑ Script error: No such module "citation/CS1".
  38. ↑ Script error: No such module "citation/CS1".
  39. ↑ Script error: No such module "citation/CS1".
  40. ↑ Script error: No such module "citation/CS1".
  41. ↑ Script error: No such module "citation/CS1".
  42. ↑ Script error: No such module "citation/CS1".
  43. ↑ Script error: No such module "citation/CS1".
  44. ↑ Script error: No such module "citation/CS1".
  45. ↑ Template:Cite tweet
  46. ↑ Script error: No such module "citation/CS1".
  47. ↑ Script error: No such module "citation/CS1".
  48. ↑ Script error: No such module "citation/CS1".
  49. ↑ Script error: No such module "citation/CS1".
  50. ↑ Script error: No such module "citation/CS1".
  51. ↑ Script error: No such module "citation/CS1".
  52. ↑ Script error: No such module "citation/CS1".
  53. ↑ Script error: No such module "citation/CS1".
  54. ↑ Script error: No such module "citation/CS1".
  55. ↑ Script error: No such module "citation/CS1".
  56. ↑ Script error: No such module "citation/CS1".
  57. ↑ Script error: No such module "citation/CS1".
  58. ↑ Script error: No such module "citation/CS1".
  59. ↑ Script error: No such module "citation/CS1".
  60. ↑ Script error: No such module "citation/CS1".
  61. ↑ Script error: No such module "citation/CS1".
  62. ↑ Script error: No such module "citation/CS1".
  63. ↑ Script error: No such module "citation/CS1".
  64. ↑ Script error: No such module "citation/CS1".
  65. ↑ Script error: No such module "citation/CS1".
  66. ↑ Script error: No such module "citation/CS1".
  67. ↑ Script error: No such module "citation/CS1".
  68. ↑ Script error: No such module "citation/CS1".
  69. ↑ Script error: No such module "citation/CS1".
  70. ↑ Script error: No such module "citation/CS1".
  71. ↑ Script error: No such module "citation/CS1".
  72. ↑ Script error: No such module "citation/CS1".
  73. ↑ Script error: No such module "citation/CS1".
  74. ↑ Script error: No such module "citation/CS1".
  75. ↑ Script error: No such module "citation/CS1".
  76. ↑ Script error: No such module "citation/CS1".
  77. ↑ Script error: No such module "citation/CS1".
  78. ↑ Script error: No such module "citation/CS1".
  79. ↑ Script error: No such module "citation/CS1".
  80. ↑ Script error: No such module "citation/CS1".
  81. ↑ Script error: No such module "citation/CS1".
  82. ↑ Script error: No such module "citation/CS1".
  83. ↑ Script error: No such module "citation/CS1".
  84. ↑ Script error: No such module "citation/CS1".
  85. ↑ Script error: No such module "citation/CS1".
  86. ↑ Script error: No such module "citation/CS1".
  87. ↑ Script error: No such module "citation/CS1".
  88. ↑ Script error: No such module "citation/CS1".
  89. ↑ Script error: No such module "citation/CS1".
  90. ↑ Script error: No such module "citation/CS1".
  91. ↑ Script error: No such module "citation/CS1".
  92. ↑ Script error: No such module "citation/CS1".
  93. ↑ Script error: No such module "citation/CS1".
  94. ↑ Script error: No such module "citation/CS1".
  95. ↑ Script error: No such module "citation/CS1".
  96. ↑ Script error: No such module "citation/CS1".
  97. ↑ Script error: No such module "citation/CS1".
  98. ↑ Template:Cite tweet
  99. ↑ Script error: No such module "citation/CS1".
  100. ↑ Script error: No such module "citation/CS1".
  101. ↑ Script error: No such module "citation/CS1".
  102. ↑ Script error: No such module "citation/CS1".
  103. ↑ Script error: No such module "citation/CS1".
  104. ↑ Script error: No such module "citation/CS1".
  105. ↑ Script error: No such module "citation/CS1".
  106. ↑ Script error: No such module "citation/CS1".
  107. ↑ Script error: No such module "citation/CS1".
  108. ↑ Script error: No such module "citation/CS1".
  109. ↑ Script error: No such module "citation/CS1".
  110. ↑ Script error: No such module "citation/CS1".
  111. ↑ Script error: No such module "citation/CS1".
  112. ↑ Script error: No such module "citation/CS1".
  113. ↑ Script error: No such module "citation/CS1".
  114. ↑ Script error: No such module "citation/CS1".
  115. ↑ Script error: No such module "citation/CS1".
  116. ↑ Script error: No such module "citation/CS1".
  117. ↑ Script error: No such module "citation/CS1".
  118. ↑ Script error: No such module "citation/CS1".
  119. ↑ Script error: No such module "citation/CS1".
  120. ↑ Script error: No such module "citation/CS1".
  121. ↑ Script error: No such module "citation/CS1".
  122. ↑ Script error: No such module "citation/CS1".
  123. ↑ Script error: No such module "citation/CS1".
  124. ↑ Script error: No such module "citation/CS1".
  125. ↑ Script error: No such module "citation/CS1".
  126. ↑ Script error: No such module "citation/CS1".
  127. ↑ Script error: No such module "citation/CS1".
  128. ↑ Script error: No such module "citation/CS1".
  129. ↑ Script error: No such module "citation/CS1".
  130. ↑ Script error: No such module "citation/CS1".
  131. ↑ Script error: No such module "citation/CS1".
  132. ↑ Script error: No such module "citation/CS1".
  133. ↑ Script error: No such module "citation/CS1".
  134. ↑ Script error: No such module "citation/CS1".
  135. ↑ Script error: No such module "citation/CS1".
  136. ↑ Script error: No such module "citation/CS1".
  137. ↑ Script error: No such module "citation/CS1".
  138. ↑ Script error: No such module "citation/CS1".
  139. ↑ Script error: No such module "citation/CS1".
  140. ↑ Script error: No such module "citation/CS1".
  141. ↑ Script error: No such module "citation/CS1".
  142. ↑ Script error: No such module "citation/CS1".
  143. ↑ Script error: No such module "citation/CS1".
  144. ↑ Script error: No such module "citation/CS1".

Script error: No such module "Check for unknown parameters".

External links

Template:World boxing champions

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