List of WBA world champions

This is a list of WBA world champions, showing every world champion certificated by the World Boxing Association (WBA). The list also includes champions certificated by the National Boxing Association (NBA), the predecessor to the WBA.

  • r – Champion relinquished title.
  • s – Champion stripped of title.

Heavyweight

No. Name Date Defenses Days
1 Jack Dempsey (v. Georges Carpentier) July 02, 1921 2 1,909
Jack Dempsey won the inaugural NBA title
2 Gene Tunney September 23, 1926 2 674
Gene Tunney announced his retirement on July 28, 1928
3 Max Schmeling (v. Jack Sharkey) June 12, 1930 1 740
4 Jack Sharkey June 21, 1932 0 373
5 Primo Carnera June 29, 1933 1 350
6 Max Baer June 14, 1934 0 366
7 James J. Braddock June 13, 1935 0 740
8 Joe Louis June 22, 1937 25 4,270
Louis announced his retirement on Mar 01, 1949 although he would come back a year later to fight Ezzard Charles
9 Ezzard Charles (v. Jersey Joe Walcott) June 22, 1949 8 756
10 Jersey Joe Walcott Jul 18, 1951 1 433
11 Rocky Marciano September 23, 1952 6 1312
Marciano announced his retirement on April 27, 1956
12 Floyd Patterson (v. Archie Moore) November 30, 1956 4 938
13 Ingemar Johansson June 26, 1959 0 360
14 Floyd Patterson (2) June 20, 1960 2 827
The National Boxing Association changed its name to the World Boxing Association on August 23, 1962
15 Sonny Liston September 25, 1962 1 519
16 Muhammad Ali February 25, 1964 0 ?
Ali was stripped for facing Liston in a rematch on May 25, 1965
17 Ernie Terrell (v. Eddie Machen) March 5, 1965 2 703
18 Muhammad Ali (2) February 6, 1967 1 446
Ali was stripped due to his refusal to be drafted to Army service
19 Jimmy Ellis (v. Jerry Quarry) April 27, 1968 1 660
20 Joe Frazier February 16, 1970 4 1071
21 George Foreman January 22, 1973 2 646
22 Muhammad Ali (3) October 30, 1974 10 1204
23 Leon Spinks February 15, 1978 0 212
24 Muhammad Ali (4) September 15, 1978 0 398
Ali vacated and announced retirement although he would come back a year later to fight Larry Holmes
25 John Tate (v. Gerrie Coetzee) October 20, 1979 0 163
26 Mike Weaver March 31, 1980 2 984
27 Michael Dokes December 10, 1982 1 287
28 Gerrie Coetzee September 23, 1983 0 435
29 Greg Page December 1, 1984 0 149
30 Tony Tubbs April 29, 1985 0 263
31 Tim Witherspoon January 17, 1986 1 329
32 James Smith December 12, 1986 0 85
33 Mike Tyson March 7, 1987 8 1072
34 Buster Douglas February 11, 1990 0 256
35 Evander Holyfield October 25, 1990 3 750
36 Riddick Bowe November 13, 1992 2 358
37 Evander Holyfield (2) November 6, 1993 0 167
38 Michael Moorer April 22, 1994 0 103
39 George Foreman (2) November 5, 1994 0 120
Foreman was stripped after refusing to fight mandatory challenger Tony Tucker
40 Bruce Seldon (v. Tony Tucker) April 8, 1995 1 518
41 Mike Tyson (2) September 7, 1996 0 155
42 Evander Holyfield (3) November 9, 1996 4 1099
43 Lennox Lewis November 13, 1999 0 138
Lewis was stripped after agreeing to fight WBC challenger Michael Grant instead of John Ruiz. Ruiz challenged this decision in court on the basis of a clause in the Lewis–Holyfield rematch contract which said Lewis's first bout as undisputed champion would be against the WBA's number one contender. For this reason, the WBA created the Super title.
44 Evander Holyfield (4) (v. John Ruiz) August 12, 2000 0 356
45 John Ruiz March 3, 2001 2 728
46 Roy Jones Jr. March 1, 2003 0 356
Jones vacated and moved back down to light heavyweight
47 John Ruiz (2) (Interim champ promoted) February 20, 2004 2 666
48 Nikolai Valuev December 17, 2005 3 483
49 Ruslan Chagaev April 14, 2007 2 461
Chagaev was injured and declared Champion in Recess. He was later stripped of that title for not being able participate in a rematch with Valuev.
50 Nikolai Valuev (2) (v. John Ruiz) August 30, 2008 1 342
51 David Haye November 7, 2009 2 602
Haye fought for the inaugural Super title against Wladimir Klitschko
52 Wladimir Klitschko Super champion (v. David Haye) July 2, 2011 8 1610
Povetkin fought for the inaugural Regular title against Ruslan Chagaev
53 Alexander Povetkin Regular champion (v. Ruslan Chagaev) August 27, 2011 4 770
Povetkin fought for the Super title against Wladimir Klitschko
54 Ruslan Chagaev (2) Regular champion (v. Fres Oquendo) July 6, 2014 1 750
Chagaev lost title to Lucas Browne on March 5, 2016, although he was later reinstated as Browne failed the doping test. In July, Chagaev was stripped of title for failure to pay sanctioning fees.
55 Tyson Fury Super champion November 28, 2015 0 319
Fury vacated after cancelling a rematch with Wladimir Klitschko for a second time, citing depression after a positive test for cocaine.
56 Anthony Joshua Super champion (v. Wladimir Klitschko) April 29, 2017 3 763
57 Manuel Charr Regular champion (v. Alexander Ustinov) November 25, 2017 0 1168
Charr declared 'champion in recess' on January 29, 2021
58 Andy Ruiz Jr. Super champion June 1, 2019 0 189
59 Anthony Joshua (2) Super champion December 7, 2019 1 426
60 Trevor Bryan Regular champion (v. Bermane Stiverne) January 29, 2021 0 7

Cruiserweight

No. Name Date Defenses Days
1 Ossie Ocasio (v. ) February 13, 1982 3 1022
2 Piet Crous December 1, 1984 1 238
3 Dwight Muhammad Qawi July 27, 1985 1 350
4 Evander Holyfield July 12, 1986 5 903
Holyfield vacated to move up to heavyweight
5 Taoufik Belbouli (v. Michael Greer) March 25, 1989 0 281
Belbouli never defended the title and vacated it 6 months after winning it
6 Robert Daniels (v. Dwight Muhammad Qawi) November 27, 1989 2 466
7 Bobby Czyz March 8, 1991 2 664
Czyz was involved in a car accident and he had to vacate the title for his inability to defend it
8 Orlin Norris (v. Marcelo Figueroa) November 6, 1993 4 501
9 Nate Miller July 22, 1995 4 840
10 Fabrice Tiozzo November 8, 1997 4 1127
11 Virgil Hill December 9, 2000 0 441
12 Jean-Marc Mormeck February 23, 2002 3 1134
Mormeck fought for the Super title against Wayne Braithwaite
13 Jean-Marc Mormeck Super champion (v. Wayne Braithwaite) April 2, 2005 0 280
14 O'Neil Bell Super champion January 7, 2006 0 434
15 Virgil Hill (2) (v. Valery Brudov) January 27, 2006 0 666
16 Jean-Marc Mormeck (2) Super champion March 17, 2007 0 238
17 David Haye Super champion November 10, 2007 1 184
Haye vacated his title and moved up to heavyweight
18 Firat Arslan November 24, 2007 1 308
19 Guillermo Jones September 27, 2008 2 1494
Jones was declared Champion in recess
20 Denis Lebedev (Interim champ promoted) October 30, 2012 1 199
21 Guillermo Jones (2) May 17, 2013 0 154
Jones was stripped of title after failing a drug test from his fight with Denis Lebedev. Lebedev was reinstated as champion
22 Denis Lebedev (2) Reinstated October 18, 2013 3 946
Lebedev fought for Super title against IBF champion Víctor Ramírez
23 Denis Lebedev Super champion
(v. Víctor Ramírez)
May 21, 2016 1 638
WBA changed Lebedev's status to Champion in recess in order to allow Yuniel Dorticos to unify his title with IBF champion Murat Gassiev. Lebedev had lost a bout against Gassiev where only the IBF title was on the line
24 Beibut Shumenov Regular champion
(v. Junior Anthony Wright)
May 21, 2016 0 394
Shumenov vacated title after cancelling defense fight multiple times against Yuniel Dorticos, due to an eye injury. He announced retirement one week after vacating the title. He would come back of retirement later
25 Yuniel Dorticos Regular champion
(interim champ promoted)
Jun 19, 2017 1 229
Dorticos fought for Unified title against IBF champion Murat Gassiev
26 Murat Gassiev Unified champion
(v. Yuniel Dorticos)
February 3, 2018 0 168
27 Beibut Shumenov Regular champion
(v. Hizni Altunkaya)
July 7, 2018 0 944
Shumenov stripped of title after failing to meet the terms of the purse bid between him and Arsen Goulamirian. Goulamirian was promoted to Regular champion
28 Oleksandr Usyk Unified champion July 21, 2018 1 249
Usyk vacated his title and moved up to heavyweight
29 Arsen Goulamirian Regular champion
(interim champ promoted)
May 30, 2019 0 93
Goulamirian was promoted to Super champion
30 Arsen Goulamirian Super champion Regular champion promoted August 31, 2019 2 524
31 Beibut Shumenov Regular champion Reinstated August 31, 2019 0 517
Shumenov stripped of title due to inactivity on January 29, 2021. Ryad Merhy was promoted to Regular champion
32 Ryad Merhy Regular champion (Interim champion promoted) January 29, 2021 0 7

Light heavyweight

No. Name Date Defenses Days
1 Willie Pastrano (v. Harold Johnson) June 1, 1963 2 688
2 José Torres March 30, 1965 3 626
3 Dick Tiger December 16, 1966 2 525
4 Bob Foster May 24, 1968 4 838
Foster then fought for the heavyweight title against Joe Frazier and the WBA stripped him of the title for not fighting mandatory challenger Jimmy Dupree
5 Vicente Rondón (v. Jimmy Dupree) February 27, 1971 4 405
6 Bob Foster (2) April 7, 1972 5 892
Foster vacated and announced retirement, although he came back a year later and fought until 1978
7 Víctor Galíndez (v. Len Hutchins) December 7, 1974 10 1738
8 Mike Rossman September 15, 1978 1 211
9 Víctor Galíndez (2) April 14, 1979 0 230
10 Marvin Johnson November 30, 1979 0 122
11 Eddie Mustafa Muhammad March 31, 1980 2 474
12 Michael Spinks July 18, 1981 10 1526
Spinks vacated to fight for the Lineal heavyweight title against Larry Holmes
13 Marvin Johnson (2) (v. Leslie Stewart) February 9, 1986 1 468
14 Leslie Stewart May 23, 1987 0 105
15 Virgil Hill September 5, 1987 10 1367
16 Thomas Hearns June 3, 1991 0 291
17 Iran Barkley March 20, 1992 0 286
Barkley was also the IBF Super Middleweight champion at the moment and decided to defend that title against James Toney instead of fighting at light heavyweight
18 Virgil Hill (2) (v. Frank Tate) September 29, 1992 10 1718
19 Dariusz Michalczewski June 13, 1997 0 18
The WBA stripped Michalczewski of the title 18 days later for displaying its belt along with that of the WBO and subsequently refusing to give up his WBO title
20 Lou Del Valle (v. Eddie Smulders) September 20, 1997 0 301
21 Roy Jones Jr. July 18, 1998 6 987
Jones was promoted to Super champion
22 Roy Jones Jr. Super champion (Regular champ promoted) March 31, 2001 4 1141
23 Bruno Girard (v. Robert Koon) December 22, 2001 2 654
24 Mehdi Sahnoune March 8, 2003 0 216
25 Silvio Branco October 10, 2003 0 133
27 Fabrice Tiozzo February 20, 2004 1 972
Tiozzo vacated and retired from professional boxing after defeating Dariusz Michalczewski
28 Antonio Tarver Super champion after defeating Roy Jones Jr. May 15, 2004 0 230
Tarver was stripped of title when he decided to fight IBF champion, Glen Johnson instead of WBA's mandatory challenger
29 Silvio Branco (2) (Interim champ promoted) October 19, 2006 0 191
30 Stipe Drviš April 28, 2007 0 287
31 Danny Green December 16, 2007 0 100
Green vacated and announced retirement. He came back in April 2009
32 Hugo Garay (v. Yuriy Barashian) July 3, 2008 1 352
33 Gabriel Campillo June 20, 2009 1 223
34 Beibut Shumenov January 29, 2010 5 1348
Shumenov got promoted to Super champion
35 Beibut Shumenov Super champion (Regular champ promoted) October 8, 2013 1 193
36 Jürgen Brähmer (v. Marcus Oliveira) December 14, 2013 6 1022
37 Bernard Hopkins Super champion April 19, 2014 0 203
38 Sergey Kovalev Super champion November 8, 2014 4 742
39 Nathan Cleverly October 1, 2016 0 1588
40 Andre Ward Super champion November 19, 2016 1 1539
Ward announces retirement from boxing.
41 Badou Jack August 26, 2017 0 28
Jack vacated to avoid a purse bid with mandatory Dmitry Bivol and seek opportunities with bigger names
42 Dmitry Bivol (Interim champ promoted) September 23, 2017 6 729
Bivol promoted to WBA (Super) before fighting Lenin Castillo
43 Dmitry Bivol Super champion (Regular champ promoted) October 10, 2019 1 485
44 Jean Pascal Regular champion (Interim champ promoted) October 10, 2019 1 485

Super middleweight

No. Name Date Defenses Days
1 Park Chong-pal (v. Jesús Gallardo) December 6, 1987 1 169
2 Fulgencio Obelmejias May 23, 1988 0 370
3 Baek In-chul May 28, 1989 2 305
4 Christophe Tiozzo March 30, 1990 2 371
5 Víctor Córdoba April 5, 1991 1 526
6 Michael Nunn September 12, 1992 4 532
7 Steve Little February 26, 1994 0 108
8 Frankie Liles August 12, 1994 7 1769
9 Byron Mitchell June 12, 1999 1 301
10 Bruno Girard April 8, 2000 1 267
Girard vacated and moved up to light heavyweight
11 Byron Mitchell (2) (v. Manny Siaca) March 3, 2001 2 773
Mitchell fought for Super title against Sven Ottke
12 Sven Ottke Super champion (v. Byron Mitchell) March 15, 2003 4 378
Ottke vacated and retired undefeated from professional boxing
13 Anthony Mundine (v. Antwun Echols) September 3, 2003 1 245
14 Manny Siaca May 5, 2004 0 191
15 Mikkel Kessler November 12, 2004 3 701
Kessler fought for Super title against Markus Beyer
16 Mikkel Kessler Super champion (v. Markus Beyer) October 14, 2006 1 355
16 Anthony Mundine (2) (v. Sam Soliman) March 7, 2007 4 447
Mundine vacated and moved down to middleweight
17 Joe Calzaghe Super champion November 4, 2007 0 334
Calzaghe vacated and moved up to light heavyweight
18 Mikkel Kessler (2) (v. Dimitri Sartison) June 21, 2008 2 521
Kessler fought for Super title against Andre Ward
19 Dimitri Sartison (v. Stjepan Bozic) November 21, 2009 1 601
Sartison was stripped of title after failing to fight in defense fights against Brian Magee and later Robert Stieglitz
20 Andre Ward Super champion (v. Mikkel Kessler) November 21, 2009 6 2182
Ward vacated to move up to light heavyweight
21 Károly Balzsay (v. Stanislav Kashtanov) August 26, 2011 1 383
Balzsay was declared Champion in recess and then retired from professional boxing
22 Brian Magee (Interim champ promoted) November 9, 2012 0 29
23 Mikkel Kessler (3) December 8, 2012 0 168
24 Carl Froch May 25, 2013 2 713
Froch was stripped of title for not defending it, he then retired
25 Fedor Chudinov (v. Felix Sturm) May 9, 2015 1 313
Chudinov promoted to Super champion following Andre Ward's vacancy of his title.
26 Fedor Chudinov Super champion (Regular champ promoted) January 5, 2016 0 46
27 Giovanni De Carolis (v. Vincent Feigenbutz) January 9, 2016 1 301
28 Felix Sturm Super champion February 20, 2016 0 228
Sturm vacated citing impossibility to defend title after requiring surgery in both elbows
29 Tyron ZeugeRegular champion November 5, 2016 3 1553
30 George Groves Super champion (v. Fedor Chudinov) May 27, 2017 2 1350
31 Rocky FieldingRegular champion July 14, 2018 0 154
32 Callum Smith Super champion (v. George Groves) September 28, 2018 2 813
33 Canelo ÁlvarezRegular champion December 15, 2018 0 735
Canelo Álvarez fought Callum Smith for the Super title
34 Canelo ÁlvarezSuper champion (v. Callum Smith) December 19, 2020 0 48
35 David MorrellRegular champion (Interim champ promoted) January 19, 2021 0 17

Middleweight

No. Name Date Defenses Days
1 Dick Tiger (v. Gene Fullmer) October 23, 1962 2 410
2 Joey Giardello December 7, 1963 1 684
3 Dick Tiger (2) October 21, 1965 0 363
4 Emile Griffith April 25, 1966 2 357
5 Nino Benvenuti April 17, 1967 0 165
6 Emile Griffith (2) September 29, 1967 0 158
7 Nino Benvenuti (2) March 4, 1968 4 970
8 Carlos Monzón November 7, 1970 14 2489
Monzón retired after his second fight with Rodrigo Valdez, without losing the title for almost 7 years
9 Rodrigo Valdez (v. Bennie Briscoe) November 5, 1977 0 168
10 Hugo Pastor Corro April 22, 1978 2 799
11 Vito Antuofermo June 30, 1979 1 260
12 Alan Minter March 16, 1980 1 195
13 Marvin Hagler September 27, 1980 11 2382
Hagler was stripped of title for signing a fight with Sugar Ray Leonard instead of mandatory challenger, Herol Graham. Graham next lost a fight for the European title against Sumbu Kalambay and was not given the chance of fighting for the world title
14 Sumbu Kalambay (v. Iran Barkley) October 23, 1987 3 525
Kalambay was stripped of title for choosing to fight IBF Middleweight Champion Michael Nunn, instead of mandatory challenger Herol Graham
15 Mike McCallum (v. Herol Graham) May 10, 1989 3 965
The WBA demanded McCallum defend against Steve Collins, whom he decisively outpointed in a title defense the previous year. McCallum chose to fight with IBF champion James Toney and was stripped of title
16 Reggie Johnson (v. Steve Collins) April 22, 1992 3 527
17 John David Jackson October 1, 1993 0 212
Jackson was stripped of title for participating in a non-title bout without the permission of the WBA.
18 Jorge Castro (v. Reggie Johnson) August 12, 1994 4 494
19 Shinji Takehara December 19, 1995 0 188
20 William Joppy June 24, 1996 2 425
21 Julio César Green August 23, 1997 0 161
22 William Joppy (2) January 31, 1998 5 1197
23 Felix Trinidad May 12, 2001 0 140
Trinidad fought for Super title against Bernard Hopkins
24 Bernard Hopkins Super champion (v. Félix Trinidad) September 29, 2001 6 1386
25 William Joppy (3) Regular champion (v. Howard Eastman) November 17, 2001 1 756
Joppy fought for Super title against Bernard Hopkins
26 Maselino Masoe Regular champion (v. Evans Ashira) May 1, 2004 0 679
27 Jermain Taylor Super champion July 16, 2005 1 527
Taylor was stripped of title after not paying sanctioning fees to the WBA and thus not exposing the WBA Super title in his previous 2 fights, with Ronald Wright and Kassim Ouma
28 Felix Sturm Regular champion March 11, 2006 0 126
29 Javier Castillejo July 15, 2006 1 287
Castillejo lost his defense fight against Mariano Carrera but Carrera tested positive for clenbuterol later. Castillejo was reinstated as champion and fight was counted as a mandatory defense
30 Felix Sturm (2) April 28, 2007 7 1060
Sturm got promoted to Super champion
31 Felix Sturm Super champion (Regular champ promoted) March 23, 2010 5 893
32 Gennady Golovkin Regular champion (Interim champ promoted) October 14, 2010 10 1389
33 Daniel Geale Super champion September 1, 2012 0 61
Geale was stripped of title as he chose to fight Anthony Mundine instead of mandatory challenger Gennady Golovkin
34 Gennady Golovkin Super champion (Regular champ promoted) June 3, 2014 9 1565
35 Daniel Jacobs Regular champion (v. Jarrod Fletcher) August 9, 2014 4 952
Jacobs lost a fight for the Super title against Gennady Golovkin. Regular title left vacant
36 Hassan N'Dam N'Jikam Regular champion (v. Ryota Murata) May 20, 2017 0 155
37 Ryota Murata Regular champion October 22, 2017 1 363
38 Saúl Álvarez Super champion September 15, 2018 1 473
39 Rob Brant Regular champion October 20, 2018 1 265
40 Ryota Murata Regular champion July 12, 2019 1 178
Canelo Álvarez vacates WBA (Super) title after winning the WBA (Super) Super Middleweight title against Callum Smith
41 Ryota Murata Super champion (Regular champ promoted) January 6, 2021 0 30

Super welterweight

No. Name Date Defenses Days
1 Denny Moyer (v. Joey Giambra) October 20, 1962 1 191
2 Ralph Dupas April 29, 1963 1 161
3 Sandro Mazzinghi September 7, 1963 3 650
4 Nino Benvenuti June 18, 1965 1 372
5 Kim Ki-soo June 25, 1966 2 700
6 Sandro Mazzinghi (2) May 25, 1968 1 159
Mazzinghi fought on his second defense against Freddie Little. The bout was stopped with Mazzinghi bleeding from cuts over both eyes, the ringside officials rule a "No-Contest", though under normal circumstances Little would have won by "TKO 8". Mazzinghi was stripped of his World Title shortly thereafter, because of the controversial result
7 Freddie Little (v. Stanley Hayward) March 17, 1969 2 479
8 Carmelo Bossi July 9, 1970 1 479
9 Koichi Wajima October 31, 1971 6 947
10 Oscar Albarado June 4, 1974 1 231
11 Koichi Wajima (2) January 21, 1975 0 137
12 Yuh Jae-doo June 7, 1975 1 255
13 Koichi Wajima (3) February 17, 1976 0 91
14 José Duran May 18, 1976 0 143
15 Miguel Angel Castellini October 8, 1976 0 148
16 Eddie Gazo March 5, 1977 3 522
17 Masashi Kudo August 9, 1978 3 380
18 Ayub Kalule August 24, 1979 4 670
19 Sugar Ray Leonard June 25, 1981 0 181
Leonard vacated and move down to welterweight to fight in a unification bout against Thomas Hearns
20 Tadashi Mihara (v. Rocky Fratto) November 7, 1981 0 81
21 Davey Moore February 2, 1982 3 499
22 Roberto Durán June 16, 1983 0 163
Durán was stripped of WBA for fighting Thomas Hearns instead of the mandatory WBA challenger, Mike McCallum
23 Mike McCallum (v. Sean Mannion) October 19, 1984 6 1106
McCallum vacated to move up to middleweight
24 Julian Jackson (v. In-Chul Baek) November 21, 1987 3 1135
Jackson vacated to move up to middleweight
25 Gilbert Dele (v. Carlos Elliott) February 23, 1991 1 220
26 Vinny Pazienza October 1, 1991 0 457
Pazienza vacated after a car crash which kept him 3 months in hospital
27 Julio César Vásquez (v. Hitoshi Kamiyama) December 21, 1992 10 1169
28 Pernell Whitaker March 4, 1995 0 118
Whitaker decided to vacate and move back to welterweight
29 Carl Daniels (v. Julio César Green) June 16, 1995 0 183
30 Julio César Vásquez (2) December 16, 1995 0 249
31 Laurent Boudouani August 21, 1996 4 927
32 David Reid March 6, 1999 2 366
33 Félix Trinidad March 3, 2000 2 435
Trinidad vacated to move up to middleweight
34 Fernando Vargas (v. José Flores) September 22, 2001 0 357
Vargas fought for Super title against Oscar De La Hoya
35 Oscar De La Hoya Super Champion (v. Fernando Vargas) September 14, 2002 1 364
36 Santiago Samaniego Regular Champion (interim champ promoted) September 14, 2002 0 168
37 Alejandro Garcia Regular Champion March 1, 2003 1 287
38 Shane Mosley Super champion September 13, 2003 0 182
39 Travis Simms Regular champion December 13, 2003 1 525
Simms was stripped of the belt in May 2005 because he filed a lawsuit against the WBA Organization (in November 2004) for not enforcing his mandatory contract that he received from the organization when he won the regular world title
40 Ronald Wright Super champion March 13, 2004 1 372
Wright vacated to challenge Félix Trinidad at middleweight
41 Alejandro Garcia (2) Regular champion (interim champ promoted) May 21, 2005 1 350
42 José Antonio Rivera May 6, 2006 0 245
43 Travis Simms (2) January 6, 2007 0 182
44 Joachim Alcine July 7, 2007 1 370
45 Daniel Santos July 11, 2008 0 491
46 Yuri Foreman November 14, 2009 0 203
47 Miguel Cotto June 5, 2010 0 97
Cotto got promoted to Super champion
48 Miguel Cotto Super Champion (Regular champ promoted) September 10, 2010 2 603
49 Austin Trout Regular Champion (v. Rigoberto Álvarez) February 5, 2011 4 803
Trout fought for Unified title against Saúl Álvarez
50 Floyd Mayweather, Jr. Super Champion May 5, 2012 1 1365
Mayweather retired and vacated the title in 2016. He only defended the title once in almost 4 years
51 Saúl Álvarez Unified Champion April 20, 2013 0 147
Álvarez fought for Super title against Floyd Mayweather, Jr. and lost
52 Erislandy Lara Regular Champion (interim champ promoted) March 13, 2014 4 818
53 Erislandy Lara Super Champion (Regular champ promoted) June 8, 2016 2 668
54 Jack Culcay Regular Champion (interim champ promoted) June 8, 2016 0 276
55 Demetrius Andrade Regular Champion March 11, 2017 0 1427
56 Brian Castaño Regular Champion (Interim champ promoted) October 22, 2017 2 606
Castaño vacated title after not agreeing on terms to fight mandatory fighter Michel Soro
57 Jarrett Hurd Super Champion April 7, 2018 1 399
58 Julian Williams Super Champion May 11, 2019 0 252
59 Jeison Rosario Super Champion January 18, 2020 0 252
60 Jermell Charlo Super Champion September 26, 2020 0 132

Welterweight

No. Name Date Defenses Days
1 Emile Griffith (v. Jorge José Fernández) December 8, 1962 0 103
2 Luis Manuel Rodríguez March 21, 1963 0 179
3 Emile Griffith (2) June 8, 1963 4 1052
Griffith vacated to move up to middleweight. He lost three fights during his reign as WBA welterweight champion
6 Curtis Cokes (v. Manuel González) August 24, 1966 5 968
7 José Nápoles April 18, 1969 3 594
8 Billy Backus December 3, 1970 0 183
9 José Nápoles (2) June 4, 1971 9 1457
Nápoles was stripped of his WBA title for failure to sign for a fight against the WBA's No. 1-rated welterweight contender, Ángel Espada
10 Ángel Espada (v. Clyde Gray) June 28, 1975 1 385
11 José Cuevas July 17, 1976 11 1862
12 Thomas Hearns August 2, 1980 3 410
13 Sugar Ray Leonard September 16, 1981 1 829
Leonard vacated title after being diagnosed with a detached retina and announced his retirement. He would come back in 1984
14 Donald Curry (v. Jun-Suk Hwang) February 13, 1983 7 1322
15 Lloyd Honeyghan September 27, 1986 0 1417
Honeyghan vacated after the WBA mandated that he defend the title against South African Harold Volbrecht. Honeyghan dropped the WBA title belt into a trash can on a London street to protest the WBA's continued sanctioning of bouts involving citizens of apartheid-governed South Africa
16 Mark Breland (v. Harold Volbrecht) February 6, 1987 0 197
17 Marlon Starling August 22, 1987 2 342
Starling lost the title in his third defense in controversial fashion to Tomas Molinares. Molinares hit Starling with a punch that was clearly thrown after the bell. Starling went down for the only time in his career, and the referee counted him out. Molinares was declared the new champion by knock out. However, the decision was later changed to a no contest but the Colombian kept the title
18 Tomás Molinares July 29, 1988 0 136
Molinares withdrew from his defense fight with Mark Breland citing severe depression. He was stripped of the title
19 Mark Breland (2) (v. Seung-Soon Lee) February 4, 1989 4 519
20 Aaron Davis July 8, 1990 0 195
21 Meldrick Taylor January 19, 1991 2 651
22 Crisanto España October 31, 1992 2 581
23 Ike Quartey June 4, 1994 7 1610
Quartey was stripped of title due to inactivity
24 James Page (v. Andrey Pestryaev) October 10, 1998 3 813
Page was stripped of title for failing to turn up for a mandatory title defense in November 2000 although he was given the chance to fight for the vacant title in February 2001
25 Andrew Lewis February 17, 2001 1
26 Ricardo Mayorga March 30, 2002 0 301
Mayorga fought for Super title against Vernon Forrest
26 Ricardo Mayorga Super Champion (v. Vernon Forrest) January 25, 2003 1 322
27 Jose Antonio Rivera Regular Champion (v. Michel Trabant) September 13, 2003 0 567
28 Cory Spinks Super Champion December 13, 2003 2 420
29 Zab Judah Super Champion February 5, 2005 1 336
Judah fought with Carlos Baldomir for the WBC belt as the latter didn't pay the sanctioning fee for the WBA and IBF belt. Judah lost the bout and the WBA subsequently stripped him of the title
30 Luis Collazo Regular Champion April 2, 2005 1 406
31 Ricky Hatton May 13, 2006 0 110
Hatton vacated to move back to super lightweight
32 Miguel Cotto (v. Carlos Quintana) December 2, 2006 4 602
33 Antonio Margarito July 26, 2008 0 69
Margarito was promoted to Super champion
33 Antonio Margarito Super Champion (Regular champ promoted) October 3, 2008 0 113
34 Yuriy Nuzhnenko Regular Champion (Interim champ promoted) October 3, 2008 0 189
35 Shane Mosley Super champion January 24, 2009 0 483
The WBA stripped Mosley of the title for not agreeing on the terms for his bout with Floyd Mayweather, Jr., who refused to pay the sanctioning fees for the title and Mosley fought without reaching a deal with the WBA. Mosley lost via unanimous decision
36 Vyacheslav Senchenko Regular Champion April 10, 2009 3 1116
37 Paul Malignaggi April 30, 2012 1 418
38 Adrien Broner June 22, 2013 0 175
39 Marcos René Maidana December 14, 2013 0 140
Maidana fought for Super title against Floyd Mayweather, Jr.
40 Floyd Mayweather, Jr.Super Champion (v. Marcos Maidana) May 3, 2014 3 637
Mayweather stripped of title after announcing retirement following his fight with Andre Berto in October 2015
41 Keith ThurmanRegular Champion (interim champ promoted) January 28, 2015 3 741
Keith Thurman promoted to Super champion before fighting WBC champion Danny Garcia
42 Keith ThurmanSuper Champion (regular champ promoted) February 7, 2017 2 893
43 David AvanesyanRegular Champion (interim champ promoted) February 7, 2017 0 11
44 Lamont PetersonRegular Champion February 18, 2017 0 227
Peterson vacated to leave space for other contenders in the ranking
45 Lucas MatthysseRegular Champion January 27, 2018 0 169
46 Manny PacquiaoRegular Champion July 15, 2018 1 370
Manny Pacquiao fought for Super title against Keith Thurman
47 Manny PacquiaoSuper Champion (v. Keith Thurman) July 20, 2019 0 559
Pacquiao was stripped of his title due to inactivity
48 Alexander BesputinRegular Champion (v. Radzhab Butaev) November 30, 2019 0 216
Besputin was stripped of his WBA title after failing a post-fight drug test for his fight against Radzhab Butaev
49 Yordenis Ugas - Regular Champion (v. Abel Ramos) September 6, 2020 0 72
50 Yordenis Ugas - Super Champion (Regular champ promoted) January 29, 2021 0 7
51 Jamal James - Regular Champion (Interim champ promoted) February 4, 2021 0 1

Super lightweight

No. Name Date Defenses Days
1 Eddie Perkins (v. Duilio Loi) September 14, 1962 0 92
2 Duilio Loi December 15, 1962 0 47
Loi vacated and retired from boxing
3 Roberto Cruz (v. Battling Torres) March 21, 1963 0 86
4 Eddie Perkins (2) June 15, 1963 2 583
5 Carlos Morocho Hernández January 18, 1965 2 466
6 Sandro Lopopolo April 29, 1966 1 366
13 Takeshi Fuji April 30, 1967 1 592
14 Nicolino Locche December 12, 1968 5 1184
15 Alfonso Frazer March 10, 1972 0 232
16 Antonio Cervantes October 28, 1972 10 1225
17 Wilfred Benítez March 6, 1976 2 512
Benitez vacated to move up to welterweight
18 Antonio Cervantes (2) (v. Carlos María Giménez) June 25, 1977 6 1134
19 Aaron Pryor August 2, 1980 8 1133
Pryor was stripped of title after announcing retirement after beating Alexis Argüello for the second time. He came back from retirement less than a year later
20 Johnny Bumphus (v. Lorenzo Luis García) January 22, 1984 0 131
21 Gene Hatcher June 1, 1984 1 415
22 Ubaldo Nestor Sacco July 21, 1985 0 237
23 Patrizio Oliva March 15, 1986 2 476
24 Juan Martin Coggi July 4, 1987 4 1140
25 Loreto Garza August 17, 1990 1 301
26 Edwin Rosario June 14, 1991 0 301
27 Akinobu Hiranaka April 10, 1992 0 152
28 Morris East September 9, 1992 0 125
29 Juan Martin Coggi (2) January 12, 1993 6 613
30 Frankie Randall September 17, 1994 2 483
31 Juan Martin Coggi (3) January 13, 1996 0 216
32 Frankie Randall (2) August 16, 1996 0 148
33 Khalid Rahilou January 11, 1997 2 637
34 Sharmba Mitchell October 10, 1998 4 707
Mitchell fought for Super title against Kostya Tszyu
35 Kostya Tszyu Super Champion (v. Sharmba Mitchell) 3 February, 2001 4 1277
Tszyu was stripped of title due to inactivity
36 Diosbelys Hurtado Regular Champion May 11, 2002 0 222
37 Vivian Harris October 19, 2002 3 980
38 Carlos Maussa June 25, 2005 0 154
Fought for Super title against Ricky Hatton
39 Ricky Hatton Super Champion (v. Carlos Maussa) November 26, 2005 0 159
Hatton vacated to move up to welterweight
40 Souleymane M'baye Regular Champion (v. Raúl Horacio Balbi) September 2, 2006 1 322
41 Gavin Rees July 21, 2007 0 245
42 Andreas Kotelnik March 22, 2008 2 483
43 Amir Khan July 18, 2009 4 735
Khan fought for Super title against Zab Judah
44 Amir Khan Super Champion (v. Zab Judah) July 23, 2011 0 140
45 Marcos René Maidana Regular Champion (interim champ promoted) July 23, 2011 1 359
Maidana vacted to move up to welterweight and fight Devon Alexander
45 Lamont Peterson Super Champion December 10, 2011 0 200
Peterson was stripped of title after testing positive for testosterone on a random test in March 2012.
46 Amir Khan Super Champion (reinstated) July 11, 2012 0 3
47 Danny García Super Champion July 14, 2012 4 1154
Garcia vacates after moving up to welterweight
48 Khabib Allakhverdiev Regular Champion (v. Joan Guzmán) November 30, 2012 1 498
49 Jessie Vargas Regular Champion April 12, 2014 2 441
Vargas vacated title before fighting Timothy Bradley for the World Boxing Organization weltereweight title to avoid paying a sanctioning fee to the WBA
50 Adrien Broner (v. Khabib Allakhverdiev) Regular champion October 3, 2015 0 34
Adrien Broner promoted to Super title
51 Adrien Broner Super Champion (Regular champ promoted) November 6, 2015 0 147
Broner stripped of title before his defense fight with Ashley Theophane for being overweight. Title was at stakes only for Theophane who lost by a TKO in round 9
52 Ricky Burns (v. Michele Di Rocco) May 28, 2016 1 317
Burns fought for Unified title against IBF champion, Julius Indongo
53 Julius Indongo Unified Champion (v. Ricky Burns) April 15, 2017 0 127
Indongo fought for Super title against WBO and WBC champion, Terence Crawford
54 Terence Crawford Super Champion (v. Julius Indongo) August 19, 2017 0 68
Crawford vacated all his titles to move up to welterweight
55 Kiryl Relikh (v. Rances Barthelemy) March 10, 2018 1 413
56 Regis Prograis Super Champion April 27, 2019 0 182
57 Mario Barrios Regular Champion v Batyr Akhmedov September 28, 2019 1 496
58 Josh Taylor Super Champion October 26, 2019 1 468

Lightweight

No. Name Date Defenses Days
1 Carlos Ortiz (v. Joe Brown) April 21, 1962 4 1065
2 Ismael Laguna April 10, 1965 0 217
3 Carlos Ortiz (2) November 13, 1965 5 959
4 Carlos Teo Cruz June 29, 1968 1 234
5 Mando Ramos February 18, 1969 1 378
6 Ismael Laguna (2) March 3, 1970 1 207
7 Ken Buchanan September 26, 1970 2 639
8 Roberto Durán June 26, 1972 12 2410
Durán vacated to move up to welterweight
9 Ernesto España (v. Claude Noel) June 16, 1979 1 260
10 Hilmer Kenty March 2, 1980 3 406
11 Sean O'Grady April 12, 1981 0 263
O'Grady was stripped of title for not defending it
12 Claude Noel (v. Rodolfo González) September 12, 1981 0 84
13 Arturo Frias December 5, 1981 1 154
14 Ray Mancini May 8, 1982 4 755
15 Livingstone Bramble June 1, 1984 2 847
16 Edwin Rosario September 26, 1986 1 421
17 Julio César Chávez November 21, 1987 2 343
Chávez vacated to move up to super lightweight
18 Edwin Rosario (2) (v. Anthony Jones) July 9, 1989 0 299
19 Juan Nazario May 4, 1990 0 99
20 Pernell Whitaker August 11, 1990 3 873
Whitaker vacated to move up to super lightweight
21 Joey Gamache (v. Chil-Sung Jun) June 13, 1992 0 133
22 Tony Lopez October 24, 1992 1 245
23 Dingaan Thobela June 26, 1993 0 126
24 Orzubek Nazarov October 30, 1993 6 1659
25 Jean Baptiste Mendy May 16, 1998 1 329
26 Julien Lorcy April 10, 1999 0 119
27 Stefano Zoff August 7, 1999 0 98
28 Gilberto Serrano November 13, 1999 1 211
29 Takanori Hatakeyama June 11, 2000 2 385
30 Julien Lorcy (2) July 1, 2001 0 139
31 Raul Horacio Balbi October 18, 2001 0 79
32 Leonard Doroftei January 5, 2002 2 657
Doroffei was stripped of title when he came 2kg overweight to his bout with Miguel Callist. The fight was cancelled
33 Lakva Sim (v. Miguel Callist) April 10, 2004 0 98
34 Juan Díaz July 17, 2004 5 981
Diaz was promoted to Super champion
35 Juan Díaz Super Champion (regular champ promoted) February 23, 2007 2 379
36 José Alfaro Regular Champion (v. Prawet Singwancha) December 29, 2007 0 142
37 Nate Campbell Super Champion March 8, 2008 0 309
Campbell vacated because of concerns regarding sanctioning fees and proposed mandatory defenses
38 Yusuke Kobori Regular Champion May 19, 2008 0 229
39 Paulus Moses Regular Champion January 3, 2009 1 511
40 Juan Manuel Márquez Super Champion (v. Juan Diaz) February 28, 2009 2 1044
Marquez vacated to move up to welterweight and fight Manny Pacquiao
41 Miguel Acosta Regular Champion May 29, 2010 0 334
42 Brandon Rios February 26, 2011 1 279
Rios was stripped of title before his second defense against John Murray for being overweight
43 Richar Abril (interim champ promoted) February 28, 2013 2 771
Abril was declared Champion in Recess after he cancelled his fight with Derry Matthews
44 Darleys Perez (interim champ promoted) April 10, 2015 1 225
45 Anthony Crolla November 21, 2015 1 308
46 Jorge Linares September 24, 2016 3 596
Linares fought for Super title against Vasyl Lomachenko
47 Vasyl Lomachenko Super Champion (v. Jorge Linares) May 13, 2018 3 888
48 Gervonta Davis (v. Yuriorkis Gamboa) December 28, 2019 1 405
49 Teófimo López Super Champion (v. Vasyl Lomachenko) October 17, 2020 0 111

Super featherweight

No. Name Date Defenses Days
1 Gabriel Elorde (v. Johnny Bizarro) February 16, 1963 5 1580
2 Yoshiaki Numata June 15, 1967 0 181
3 Hiroshi Kobayashi December 14, 1967 6 1323
4 Alfredo Marcano July 29, 1971 1 271
5 Ben Villaflor April 25, 1972 1 321
6 Kuniaki Shibata March 12, 1973 1 219
7 Ben Villaflor (2) October 17, 1973 5 1095
8 Samuel Serrano October 16, 1976 10 1386
9 Yasutsune Uehara August 2, 1980 1 250
10 Samuel Serrano (2) April 9, 1981 3 650
11 Roger Mayweather January 19, 1983 2 403
12 Rocky Lockridge February 26, 1984 2 448
13 Wilfredo Gómez May 19, 1985 0 370
14 Alfredo Layne May 24, 1986 0 126
15 Brian Mitchell September 27, 1986 12 1921
Mitchell was stripped of title after facing Tony Lopez for the IBF belt
16 Joey Gamache (v. Jerry Ngobeni) June 28, 1991 0 186
Gamache vacates to move up to lightweight division
17 Genaro Hernandez (v. Daniel Londas) November 22, 1991 8 1402
Hernandez vacated to face Oscar De La Hoya at lightweight
18 Yong-Soo Choi (v. Víctor Hugo Paz) October 21, 1995 7 1050
19 Takanori Hatakeyama September 5, 1998 1 421
20 Lakva Sim June 27, 1999 0 126
21 Jong-Kwon Baek October 31, 1999 1 203
22 Joel Casamayor May 21, 2000 4 601
Casamayor fought for Super title against Acelino Freitas
23 Acelino Freitas Super Champion (v. Joel Casamayor) January 12, 2002 3 574
Freitas vacated and moved up to lightweight
24 Yodsanan Sor Nanthachai Regular Champion (v. Lakva Sim) April 13, 2002 3 1113
25 Vicente Mosquera April 30, 2005 1 462
26 Edwin Valero August 5, 2006 4 760
Valero vacated and moved up to lightweight
27 Jorge Linares (v. Whyber Garcia) November 28, 2008 1 316
28 Juan Carlos Salgado October 10, 2009 0 93
29 Takashi Uchiyama January 11, 2010 9 1807
Uchiyama was promoted to Super champion
30 Takashi Uchiyama Super Champion (regular champ promoted) February 21, 2015 2 431 (2298)
31 Javier Fortuna (v. Bryan Vásquez) May 29, 2015 1 392
32 Jezreel Corrales Super Champion April 27, 2016 2 541
Corrales came in overweight and Super title vacated, Machado fought for vacant world regular title
33 Jason Sosa June 24, 2016 1 236
Sosa vacates title to fight WBO champion Vasyl Lomachenko
34 Alberto Machado October 21, 2017 2 476
35 Gervonta Davis Super Champion (v. Jesús Cuellar) April 21, 2018 2 498
Davis vacated and moved up to lightweight
36 Andrew Cancio February 9, 2019 1 287
37 Léo Santa Cruz Super Champion (v. Miguel Flores) November 23, 2019 0 343
38 Rene Alvarado November 23, 2019 0 406
39 Gervonta Davis (2) Super Champion (v. Léo Santa Cruz) October 31, 2020 0 97
40

Roger Gutierrez

January 2, 2021 0 34

Featherweight

No. Name Duration of reign Defenses Days
1 Sugar Ramos (v. Davey Moore) March 21, 1963 – September 26, 1964 3 555
2 Vicente Saldivar September 26, 1964 – 1967r 7 1191
Saldívar announced retirement after his 7th defense
3 Raul Rojas (v. Enrique Higgins) March 28, 1968 – September 27, 1968 0 183
4 Shozo Saijo September 27, 1968 – September 2, 1971 5 1070
5 Antonio Gomez September 2, 1971 – August 19, 1972 1 352
6 Ernesto Marcel August 19, 1972 – February 16, 1974r 4 546
Marcel announced retirement after his 4th defense, against Alexis Argüello
7 Rubén Olivares (v. Zensuke Otagawa) July 9, 1974 – November 23, 1974 0 137
8 Alexis Argüello November 23, 1974 – 1976r 4 769
Argüello vacated his title to move up to super featherweight
9 Rafael Ortega (v. Francisco Coronado) January 15, 1977 – December 17, 1977 1 336
10 Cecilio Lastra December 17, 1977 – April 15, 1978 0 119
11 Eusebio Pedroza April 15, 1978 – June 8, 1985 19 2611
12 Barry McGuigan June 8, 1985 – June 23, 1986 2 380
13 Steve Cruz June 23, 1986 – March 6, 1987 0 407
14 Antonio Esparragoza March 6, 1987 – March 30, 1991 7 1485
15 Park Yong-kyun March 30, 1991 – December 4, 1993 8 980
16 Eloy Rojas December 4, 1993 – May 18, 1996 6 896
17 Wilfredo Vázquez May 18, 1996 – 1997s 4 592
Vázquez was stripped of title for failing to set up a fight with mandatory challenger Antonio Cermeño
18 Freddie Norwood (v. Antonio Cermeño) April 3, 1998 – September 22, 1998s 2 172
Norwood was stripped of his title for coming overweight to his 3rd defense fight, against Koji Matsumoto
19 Antonio Cermeño (v. Genaro Rios) October 3, 1998 – May 29, 1999 1 238
20 Freddie Norwood (2) May 29, 1999 – September 9, 2000 3 469
21 Derrick Gainer September 9, 2000 – November 1, 2003 3 1148
Gainer fought for Super title against Juan Manuel Márquez
22 Juan Manuel Marquez Super Champion (v. Derrick Gainer) November 1, 2003 – August 22, 2005s 3 660
Márquez was stripped for his inability to defend against various boxers after potential bouts failed to draw a bid
23 Chris John Regular champion (interim champ promoted) November 1, 2003 – June 27, 2009 11 2065
John was promoted to Super champion
24 Chris John Super champion (regular champ promoted) June 27, 2009 – July 14, 2010 1 382 (2447)
John was declared Champion in Recess
25 Yuriorkis Gamboa Regular Champion (interim champ promoted) June 27, 2009 – September 11, 2010 3 441
Gamboa fought for WBA Unified title against Orlando Salido
26 Yuriorkis Gamboa Unified Champion (v. Orlando Salido) September 11, 2010 – June 11, 2011 1 273
Gamboa was stripped of his Unified title for not complying with the IBF rules of a second weigh-in in his last fight with Jorge Solís. He was stripped of the IBF title and thus was no longer a unified champion
27 Jonathan Victor Barros Regular Champion (v. Irving Berry) December 4, 2010 – October 14, 2011 2 345
28 Chris John Super champion (reinstated) December 5, 2010 – December 6, 2013 6 1097
29 Celestino Caballero Regular Champion October 14, 2011 – October 7, 2012r 1 359
Caballero vacated for not accepting a low budget on a mandatory fight with Nicholas Walters.
30 Nicholas Walters Regular Champion (v. Daulis Prescott) December 9, 2012 – October 18, 2014 2 678
Walters fought for Super title against Nonito Donaire
31 Simpiwe Vetyeka Super Champion December 6, 2013 – May 31, 2014 0 176
32 Nonito Donaire Super Champion May 31, 2014 – October 18, 2014 0 140
33 Nicholas Walters Super Champion October 18, 2014 June 13, 2015s 0 238
Walters was stripped of title for failing to make weight on his first defense fight against Miguel Marriaga. Title was at stakes for Marriaga but Walters won by unanimous decision
34 Jesús Cuéllar Regular Champion (interim champ promoted) February 21, 2015 – December 10, 2016 2 658
35 Leo Santa Cruz Super Champion (v. Abner Mares) August 29, 2015 – July 30, 2016 1 336
36 Carl Frampton Super Champion July 30, 2016 – January 28, 2017 0 182
37 Abner Mares Regular Champion December 10, 2016 June 9, 2018 1 546
Mares fought for WBA (Super) title against Leo Santa Cruz
38 Leo Santa Cruz Super Champion January 28, 2017 present 3 1469
39 Jesús Rojas Regular Champion (interim champ promoted) July 5, 2018 January 26, 2019 0 205
40 Xu Can Regular Champion January 26, 2019 present 2 741

Super bantamweight

No. Name Duration of reign Defenses Days
1 Hong Soo-hwan (v. Ricardo Cardona) January 26, 1977 – May 7, 1978 1 466
2 Ricardo Cardona May 7, 1978 – May 4, 1980 5 728
3 Leo Randolph May 4, 1980 – August 9, 1980 0 97
4 Sergio Victor Palma August 9, 1980 – June 12, 1982 5 672
5 Leo Cruz June 12, 1982 – February 22, 1984 3 620
6 Loris Stecca February 22, 1984 – May 26, 1984 0 94
7 Victor Callejas May 26, 1984 – 1986r 2 949
Callejas started a period of inactivity and vacated the title
8 Louie Espinoza (v. Tommy Valoy) January 11, 1987 – November 28, 1987 2 321
9 Julio Gervacio November 28, 1987 – February 27, 1988 0 91
10 Bernardo Piñango February 27, 1988 – May 28, 1988 0 456
11 Juan José Estrada May 28, 1988 – November 11, 1989 3 532
12 Jesus Salud November 11, 1989 – April 1990r 0 170
Salud stripped of title for failing to defend it in Colombia against the No. 1 contender, Luis Mendoza
13 Luis Enrique Mendoza (v. Rubén Darío Palacios) September 11, 1990 – October 7, 1991 4 26
14 Raúl Pérez October 7, 1991 – March 27, 1992 0 172
15 Wilfredo Vázquez March 27, 1992 – May 13, 1995 9 1142
16 Antonio Cermeño May 13, 1995 – 1998r 7 232
Cermeño vacated to move up to featherweight
17 Enrique Sánchez (v. Rafael del Valle) February 8, 1998 – December 12, 1998 0 326
18 Néstor Garza December 12, 1998 – March 4, 2000 2 509
19 Clarence Adams March 4, 2000 – 2001s 2 606
Adams vacated in order to fight Paulie Ayala for the IBO super bantamweight title
20 Yober Ortega (v. José Rojas) November 17, 2001 – February 21, 2002 0 96
21 Yoddamrong Sithyodthong February 21, 2002 – May 18, 2002 0 86
22 Osamu Sato May 18, 2002 – October 9, 2002 0 144
23 Salim Medjkoune October 9, 2002 – July 4, 2003 1 268
24 Mahyar Monshipour July 4, 2003 – March 18, 2006 5 1322
25 Somsak Sithchatchawal March 18, 2006 – October 4, 2006 0 200
26 Celestino Caballero October 4, 2006 – November 21, 2008 5 779
Caballero fought for Super title against Steve Molitor
27 Celestino Caballero Super Champion (v. Steve Molitor) November 21, 2008 – December 10, 2010 2 19
Caballero vacated to fight at featherweight
28 Ricardo Cordoba Regular Champion (interim champ promoted) November 21, 2008 – March 21, 2009 0 120
29 Bernard Dunne Regular Champion March 21, 2009 – September 26, 2009 0 189
30 Poonsawat Kratingdaenggym Regular Champion September 26, 2009 – October 2, 2010 2 555
31 Lee Ryol-li Regular Champion October 2, 2010 – January 31, 2011 0 121
32 Akifumi Shimoda January 31, 2011 – July 9, 2011 0 159
33 Rico Ramos July 9, 2011 – January 20, 2012 0 195
34 Guillermo Rigondeaux January 20, 2012 – April 13, 2013 2 449
Rigondeaux fought for Super title against Nonito Donaire
35 Guillermo Rigondeaux Super Champion (v. Nonito Donaire) April 13, 2013 – October 30, 2015 3 930 (1378)
Rigondeaux was declared Champion in Recess due to inactivity
36 Scott Quigg Regular Champion (interim champ promoted) September 5, 2013 – February 27, 2016 6 905
Quigg fought for WBA Super title against Carl Frampton
37 Carl Frampton Super Champion (b. Scott Quigg) February 27, 2016 – April 7, 2016 0 40
Frampton was stripped of title after choosing to fight Leo Santa Cruz for the WBA Featherweight title instead of mandatory challenger Guillermo Rigondeaux
38 Guillermo Rigondeaux Super Champion (reinstated) May 6, 2016 – December 9, 2017 1 582
Rigondeaux was stripped of title after losing Super featherweight fight against Vasyl Lomachenko, Daniel Roman promoted from regular champion.
39 Nehomar Cermeño Regular Champion (b. Qiu Xiaojun) June 24, 2016 – April 9, 2017 2 289
40 Shun Kubo Regular Champion April 9, 2017 September 3, 2017 0 147
41 Daniel Roman September 3, 2017 April 26, 2019 3 600
Roman fought for the unified title against IBF champion TJ Doheny
42 Daniel Roman Unified Champion April 26, 2019 present 1 279
43 Brandon Figueroa Regular champion
(Interim champ promoted)
November 21, 2019 present 1 442
44 Murodjon Akhmadaliev Unified Champion January 30, 2020 present 0 372

Bantamweight

No. Name Duration of reign Defenses Days
1 Eder Jofre (v. José Medel) September 11, 1962 – May 18, 1965 3 980
2 Fighting Harada May 18, 1965 – February 27, 1968 4 1015
3 Lionel Rose February 27, 1968 – August 22, 1969 3 542
4 Rubén Olivares August 22, 1969 – October 16, 1970 2 420
5 Chucho Castillo October 16, 1970 – April 2, 1971 0 168
6 Rubén Olivares (2) April 2, 1971 – March 19, 1972 2 352
7 Rafael Herrera March 19, 1972 – July 29, 1972 0 132
8 Enrique Pinder July 29, 1972 – January 20, 1973 0 175
9 Romeo Anaya January 20, 1973 – November 3, 1973 2 287
10 Arnold Taylor November 3, 1973 – July 3, 1974 0 242
11 Hong Soo-hwan July 3, 1974 – March 14, 1975 1 254
12 Alfonso Zamora March 14, 1975 – November 19, 1977 5 981
13 Jorge Luján November 19, 1977 – August 29, 1980 5 1014
14 Julian Solís August 29, 1980 – November 14, 1980 0 77
15 Jeff Chandler November 14, 1980 – April 7, 1984 9 1240
16 Richie Sandoval April 7, 1984 – March 10, 1986 2 702
17 Gaby Canizales March 10, 1986 – June 4, 1986 0 86
18 Bernardo Pinango June 4, 1986 – 1987r 3 575
Pinango vacated in order to move up to super bantamweight
19 Takuya Muguruma (v. Azael Moran) March 29, 1987 – May 24, 1987 0 56
20 Chan-Young Park May 24, 1987 – October 4, 1987 0 133
21 Wilfredo Vazquez October 4, 1987 – May 9, 1988 1 218
22 Kaokor Galaxy May 9, 1988 – August 14, 1988 0 97
23 Moon Sung-kil August 14, 1988 – July 9, 1989 2 329
24 Kaokor Galaxy (2) July 9, 1989 – October 18, 1989 0 102
25 Luisito Espinosa October 18, 1989 – October 19, 1991 2 731
26 Israel Contreras October 19, 1991 – March 15, 1992 0 148
27 Eddie Cook March 15, 1992 – October 9, 1992 0 208
28 Jorge Julio Rocha October 9, 1992 – October 23, 1993 2 379
29 Junior Jones October 23, 1993 – April 22, 1994 1 181
30 John Michael Johnson April 22, 1994 – July 16, 1994 0 85
31 Daorung Chuvatana July 16, 1994 – September 17, 1995 2 428
32 Veeraphol Sahaprom September 17, 1995 – January 28, 1996 0 133
33 Nana Konadu January 28, 1996 – October 27, 1996 0 273
34 Daorung Chuvatana (2) October 27, 1996 – June 21, 1997 1 237
35 Nana Konadu (2) June 21, 1997 – December 5, 1998 1 532
36 Johnny Tapia December 5, 1998 – June 26, 1999 0 203
37 Paulie Ayala June 26, 1999 – August 7, 2001s 3 773
Ayala vacated in order to move up to super bantamweight
38 Eidy Moya (v. Adán Vargas) October 14, 2001 – April 19, 2002 0 187
39 Johnny Bredahl April 19, 2002 – October 11, 2004r 3 904
Bredahl vacated and retired from boxing
40 Wladimir Sidorenko (v. Julio Zarate) February 26, 2005 – May 31, 2008 6 1190
41 Anselmo Moreno May 31, 2008 – November 19, 2010 7 902
Moreno got promoted so Super champion
42 Anselmo Moreno Super Champion November 19, 2010 – September 26, 2014 5 1407
43 Koki Kameda Regular Champion (v. Alexander Muñoz) December 26, 2010 – December 6, 2013r 8 1076
Kameda vacated his title following a call for a unification match with WBA Super Champion Anselmo Moreno, in order to move down to super flyweight
44 Jamie McDonnell Regular Champion (v. Tabtimdaeng Na Rachawat) May 31, 2014 – May 25, 2018 5 1455
45 Juan Carlos Payano Super Champion September 26, 2014 – June 18, 2016 1 631
46 Rau'shee Warren Super Champion June 18, 2016 – February 10, 2017 0 237
47 Zhanat Zhakiyanov Super Champion February 10, 2017 – October 21, 2017 0 253
48 Ryan Burnett Super Champion October 21, 2017 – November 3, 2018 1 378
49 Naoya Inoue Regular Champion May 25, 2018 – November 7, 2019 1 531
50 Nonito Donaire Super Champion November 3, 2018 – November 7, 2019 1 369
Naoya fought for WBA (Super) against Nonito Donaire
51 Naoya Inoue Super Champion November 7, 2019 – present 0 456
52 Guillermo Rigondeaux Regular Champion (v. Liborio Solís) February 8, 2020 – present 0 363

Super flyweight

No. Name Duration of reign Defenses Days
1 Gustavo Ballas (v. Bae Sok-Chul) September 12, 1981 – December 5, 1981 0 81
2 Rafael Pedroza December 5, 1981 – April 8, 1982 0 124
3 Jiro Watanabe April 8, 1982 – July 5, 1984s 6 819
Watanabe was stripped of title for not fighting mandatory challenger Khaosai Galaxy
4 Khaosai Galaxy November 21, 1984 – 1992r 19 2962
Galaxy retired vacated and retired from professional boxing
5 Katsuya Onizuka (v. Thanomsak Sithbaobay) April 10, 1992 – September 18, 1994 5 891
6 Hyung-Chul Lee September 18, 1994 – July 22, 1995 1 307
7 Alimi Goitia July 22, 1995 – August 24, 1996 3 399
8 Yokthai Sithoar August 24, 1996 – December 23, 1997 4 395
9 Satoshi Iida December 23, 1997 – December 23, 1998 2 365
10 Jesús Kiki Rojas December 23, 1998 – July 31, 1999 1 220
11 Hideki Todaka July 31, 1999 – October 9, 2000 2 436
12 Leo Gámez October 9, 2000 – March 11, 2001 0 153
13 Celes Kobayashi March 11, 2001 – March 9, 2002 1 363
14 Alexander Muñoz March 9, 2002 – December 3, 2004 3 1000
15 Martín Castillo December 3, 2004 – July 22, 2006 3 596
16 Nobuo Nashiro July 22, 2006 – May 3, 2007 1 285
17 Alexander Munoz (2) May 3, 2007 – May 17, 2008 2 380
Muñoz then fought for Super title against Cristian Mijares
18 Cristian Mijares Super Champion (v. Alexander Muñoz) May 17, 2008 – November 1, 2008 1 168
19 Nobuo Nashiro (2) Regular Champion (v. Kohei Kono) September 15, 2008 – May 8, 2010 2 600
20 Vic Darchinyan Super Champion November 1, 2008 – May 8, 2010 3 553
Darchinyan vacated to move up to bantamweight
21 Hugo Cázares Regular Champion May 8, 2010 – August 31, 2011 4 480
22 Tomonobu Shimizu August 31, 2011 – November 10, 2011 0 71
Shimizu declared Champion in recess
23 Tepparith Kokietgym (interim champ promoted) November 10, 2011 – December 31, 2012 3 417
24 Kohei Kono December 31, 2012 – May 6, 2013 0 126
25 Liborio Solís May 6, 2013 – December 2, 2013s 0 210
Solís was stripped of his title before the fight with Daiki Kameda for being overweight. Solís won the fight in split decision but title was at stakes for Kameda only
26 Kohei Kono (2) (v. Denkaosan Kaovichit) March 26, 2014 – August 31, 2016 3 889
27 Luis Concepción August 31, 2016 – December 10, 2016s 0 101
Concepción was stripped of his title before the fight with Khalid Yafai for being overweight
28 Khalid Yafai December 10, 2016 – February 29, 2020 5 1175
29 Román González Super champion February 29, 2020 – present 1 342
30 Andrew Moloney (Interim champion promoted) March 3, 2020 – June 23, 2020 0 112
31 Joshua Franco Regular champion June 23, 2020 – present 1 227

Flyweight

No. Name Duration of reign Defenses Days
1 Fighting Harada (v. Pone Kingpetch) October 10, 1962 – January 12, 1963 0 94
2 Pone Kingpetch January 12, 1963 – September 18, 1963 0 249
3 Hiroyuki Ebihara September 18, 1963 – January 23, 1964 0 127
4 Pone Kingpetch (2) January 23, 1964 – April 23, 1965 0 456
5 Salvatore Burruni April 23, 1965 – November 1965s 0 192
Burruni was stripped of title for failing to meet the organization's number one contender, Hiroyuki Ebihara
6 Horacio Accavallo (v. Katsuyoshi Takayama) March 1, 1966 – October 1, 1968r 3 945
Accavallo retired after his third defense fight, against Hiroyuki Ebihara
7 Hiroyuki Ebihara (2) (v. José Severino) March 30, 1969 – October 19, 1969 0 214
8 Bernabe Villacampo October 19, 1969 – April 5, 1970 0 351
9 Berkrerk Chartvanchai April 5, 1970 – October 22, 1970 0 200
10 Masao Ohba October 22, 1970 – 1973r 5 1166
Three weeks after his fifth defense, Ohba died in a car accident in Tokyo
11 Chartchai Chionoi (v. Fritz Chervet) May 17, 1973 – October 18, 1974 2 550
12 Susumu Hanagata October 18, 1974 – April 1, 1975 0 134
13 Erbito Salavarria April 1, 1975 – February 27, 1976 1 332
14 Alfonso Lopez February 27, 1976 – October 2, 1976 1 218
15 Guty Espadas October 2, 1976 – August 12, 1978 4 679
16 Betulio González August 12, 1978 – November 17, 1979 3 1192
17 Luis Ibarra November 17, 1979 – February 17, 1980 0 92
18 Kim Tae-shik February 17, 1980 – December 13, 1980 1 300
19 Peter Mathebula December 13, 1980 – March 28, 1981 0 105
20 Santos Benigno Laciar March 28, 1981 – June 6, 1981 0 70
21 Luis Ibarra (2) June 6, 1981 – September 26, 1981 0 112
22 Juan Herrera September 26, 1981 – May 1, 1982 1 217
23 Santos Benigno Laciar (2) May 1, 1982 – July 19, 1985r 9 1175
Laciar vacated in order to move up to super flyweight
24 Hilario Zapata (v. Alonzo González) October 5, 1985 – February 13, 1987 5 575
25 Fidel Bassa February 13, 1987 – September 30, 1989 6 960
26 Jesús Kiki Rojas September 30, 1989 – March 10, 1990 0 161
27 Lee Yul-woo March 10, 1990 – July 29, 1990 0 141
28 Leopard Tamakuma July 29, 1990 – March 14, 1991 1 169
29 Elvis Álvarez March 14, 1991 – June 1, 1991 0 79
30 Kim Yong-kang June 1, 1991 – September 26, 1992 2 483
31 Aquiles Guzman September 26, 1992 – December 15, 1992 0 80
32 David Griman December 15, 1992 – February 13, 1994 2 425
33 Saen Sor Ploenchit February 13, 1994 – November 24, 1996 9 712
34 Jose Bonilla November 24, 1996 – May 29, 1998 3 551
35 Hugo Rafael Soto May 29, 1998 – March 13, 1999 0 288
36 Leo Gámez March 13, 1999 – September 3, 1999 0 174
37 Sornpichai Kratingdaenggym September 3, 1999 – August 5, 2000 1 337
38 Eric Morel August 5, 2000 – December 6, 2003 5 1584
39 Lorenzo Parra December 6, 2003 – March 19, 2007 5 1199
40 Takefumi Sakata March 19, 2007 – December 31, 2008 4 653
41 Denkaosan Kaovichit December 31, 2008 – February 7, 2010 2 403
42 Daiki Kameda February 7, 2010 – January 4, 2011 2 331
Kameda vacated in order to move up to super flyweight
43 Luis Concepcion (interim champ promoted) January 4, 2011 – April 2, 2011 0 88
44 Hernán Márquez April 2, 2011 – November 17, 2012 2 381
Marquez fights for Super title against Brian Viloria
45 Brian Viloria Super Champion (v. Hernán Márquez) November 17, 2012 – April 6, 2013 0 146
46 Juan Carlos Reveco (interim champ promoted) November 17, 2012 – April 22, 2015 6 886
47 Juan Francisco Estrada Super Champion April 6, 2013 – September 14, 2016 5 1257
Estrada vacated and moved to super flyweight
48 Kazuto Ioka Regular Champion April 22, 2015 November 9, 2017 5 932
Ioka vacated and announced retirement later on
49 Artem Dalakian (v. Brian Viloria) February 24, 2018 4 1077

Light flyweight

No. Name Duration of reign Defenses Days
1 Jaime Rios (v. Rigoberto Marcano) August 23, 1975 – July 2, 1976 1 314
2 Juan Antonio Guzman July 2, 1976 – October 10, 1976 0 100
3 Yoko Gushiken October 10, 1976 – March 8, 1981 13 1618
4 Pedro Flores March 8, 1981 – July 19, 1981 0 133
5 Hwan-Jin Kim July 19, 1981 – December 16, 1981 1 150
6 Katsuo Tokashiki December 16, 1981 – July 10, 1983 5 571
7 Lupe Madera July 10, 1983 – May 19, 1984 1 314
8 Francisco Quiróz May 19, 1984 – March 29, 1985 1 314
9 Joey Olivo March 29, 1985 – December 8, 1985 1 254
10 Myung-Woo Yuh December 8, 1985 – December 17, 1991 17 2200
11 Hiroki Ioka December 17, 1991 – November 18, 1992 2 337
12 Myung-Woo Yuh (2) November 18, 1992 – 1993r (vacated) 1 409
Yuh vacated and retired from professional boxing
13 Leo Gámez (v. Shiro Yahiro) October 21, 1993 – February 4, 1995 3 471
14 Hi-Yong Choi February 4, 1995 – January 13, 1996 1 343
15 Carlos Murillo January 13, 1996 – May 21, 1996 1 129
16 Keiji Yamaguchi May 21, 1996 – December 3, 1996 1 196
17 Pichitnoi Sitbangprachan December 3, 1996 – July 2000s (stripped) 5 1336
18 Beibis Mendoza (v. Rosendo Alvarez) August 12, 2000 – March 3, 2001 0 212
19 Rosendo Alvarez March 3, 2001 – October 2, 2004s (stripped) 3 1309
Alvarez was stripped of title before his fourth fight with Beibis Mendoza for being overweight.
20 Roberto Vásquez (v. Beibis Mendoza) April 29, 2005 – May 25, 2006r (vacated) 3 391
Vásquez vacated to move up to flyweight
21 Kōki Kameda (v. Juan José Landaeta) August 2, 2006 – January 18, 2007r 1 169
Kameda vacated to move up to flyweight
22 Juan Carlos Reveco (v. Nethra Sasiprapa) June 22, 2007 – December 8, 2007 1 169
23 Brahim Asloum December 8, 2007 – 2008 (retired) 1 389
Asloum was declared Champion in recess on July 18, 2008. On September 2009 and retired from boxing
24 Giovanni Segura (interim champ promoted) June 5, 2009 – August 28, 2010 (won Super title) 3 449
Segura promoted to Super champion
25 Giovanni Segura Super Champion (v. Iván Calderón) August 28, 2010 – November 26, 2010r (vacated) 0 90
Segura vacated to fight at flyweight
26 Juan Carlos Reveco (interim champ promoted) August 28, 2010 – February 4, 2011r (vacated) 0 160
Reveco vacated to move up to flyweight
27 Roman Gonzalez (interim champ promoted) February 4, 2011 – November 30, 2012 (promoted to Super Champion) 5 484
28 Roman Gonzalez Super Champion (regular champ promoted) November 30, 2012 – January 14, 2014r (vacated) 0 314
Gonzalez vacated to move up to flyweight
29 Kazuto Ioka (v. José Alfredo Rodríguez) December 31, 2012 February 28, 2014r (vacated) 3 424
Ioka vacated to move up to flyweight
30 Alberto Rossel (interim champ promoted) July 8, 2014 – December 31, 2014 0 176
31 Ryoichi Taguchi December 31, 2014 December 31, 2017 6 2228
Taguchi promoted to Super champion after unifying titles in bout with IBF holder Milan Melindo
32 Ryoichi Taguchi Super Champion (v. Milan Melindo) December 31, 2017 – May 20, 2018 0 140 (1628)
33 Carlos Cañizales Regular Champion (v. Reiya Konishi) March 18, 2018 – present 2 1055
34 Hekkie Budler Super Champion May 20, 2018 – December 31, 2018 0 225
35 Hiroto Kyoguchi Super Champion December 31, 2018 present 2 767

Minimumweight

No. Name Duration of reign Defenses Days
1 Leo Gámez (v. Kim Bong-Jun) January 10, 1988 – 1989r (vacated) 1 721
Gamez vacated after a broken arm didn't allow him to defend the title
2 Bong-Jun Kim (v. Agustín García) April 16, 1989 – February 2, 1991 5 657
3 Hi-Yong Choi February 2, 1991 – October 14, 1992 4 620
4 Hideyuki Ohashi October 14, 1992 – February 10, 1993 0 247
5 Chana Porpaoin February 10, 1993 – December 2, 1995 8 1205
6 Rosendo Álvarez (stripped) December 2, 1995 – November 13, 1998 5 1077
Àlvarez stripped of title before his fight with Ricardo López for being overweight. Title was at stakes only for López who managed to beat the heavier Álvarez
7 Ricardo López (v. Rosendo Alvarez) November 13, 1998 – July 1999r 0 260
Lopez vacated in order to move up to light flyweight
8 Noel Arambulet (v. Joma Gamboa) October 9, 1999 – August 20, 2000 (stripped) 1 377
Arambulet stripped of title before his rematch fight with Joma Gamboa for being overweight. Title was at stakes only for Gamboa who managed to beat the heavier Arambulet
9 Joma Gamboa (v. Noel Arambulet) August 20, 2000 – December 6, 2000 0 106
10 Keitaro Hoshino December 6, 2000 – April 16, 2001 0 131
11 Chana Porpaoin April 16, 2001 – August 25, 2001 0 131
12 Yutaka Niida August 25, 2001 – October 19, 2001r (vacated) 0 55
Niida vacated and retired citing back problems and lack of interest in boxing
13 Keitaro Hoshino (2) (v. Joma Gamboa) January 29, 2002 – July 29, 2002 0 182
14 Noel Arambulet (2) July 29, 2002 – July 2, 2004s (stripped) 2 704
Arambulet stripped of title before his rematch fight with Yutaka Niida for being overweight. Title was at stakes only for Niida who managed to beat the heavier Arambulet
15 Yutaka Niida (2) (v. Noel Arambulet) July 3, 2004 – September 15, 2008 7 1535
16 Roman Gonzalez September 15, 2008 – October 8, 2010r (vacated) 3 753
Gonzalez vacated in order to move up to light flyweight
17 Kwanthai Sithmorseng (v. Pigmy Kokietgym) November 5, 2010 – April 19, 2011 0 165
18 Muhammad Rachman April 19, 2011 – July 31, 2011 0 103
19 Pornsawan Porpramook July 30, 2011 – October 24, 2011 0 86
20 Akira Yaegashi October 24, 2011 – June 24, 2012 0 244
21 Kazuto Ioka June 24, 2012 – October 10, 2012r (vacated) 0 108
Ioka vacated in order to move up to light flyweight
22 Ryo Miyazaki (v. Pornsawan Porpramook) December 31, 2012 – December 27, 2013r 2 361
Miyazaki vacated in order to move up to light flyweight
23 Hekkie Budler (v. Karluis Díaz) March 1, 2014 – March 19, 2016 4 851
24 Byron Rojas March 19, 2016 – June 29, 2016 0 102
25 Thammanoon Niyomtrong June 29, 2016 – present 8 1682

Top 10 pound-for-pound

Rank Weight class Name Date Days
1 Welterweight Cecilia Brækhus March 14, 2009 4346(6°)
2 Super flyweight Khaosai Galaxy November 21, 1984 2962(4°)
3 Light flyweight Yesica Bopp June 20, 2009 4248(8°)
4 Featherweight Eusebio Pedroza April 15, 1978 2611(7°)
5 Middleweight Carlos Monzón November 7, 1970 2489(9°)
6 Lightweight Roberto Durán June 26, 1972 2410
7 Middleweight Marvin Hagler September 27, 1980 2382
8 Light flyweight Myung-Woo Yuh December 8, 1985 2200
9 Super middleweight Andre Ward November 21, 2009 2182
10 Featherweight Chris John November 1, 2003 2065

See also

Notes

1 Date listed is when the World title was won (NBA was formed in 1921)

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