List of undisputed world boxing champions

This is a list of undisputed champions in professional boxing. Eras that are not listed do not have any undisputed champions.

Current undisputed champion
Most consecutive title defenses

Championship recognition

Titles have been awarded by:

Criteria
  • 1921–1963, a boxer who held both the NYSAC and NBA (WBA) world titles simultaneously
  • 1963–1983, a boxer who held both the WBA and WBC world titles simultaneously
  • 1983–2007, a boxer who held the WBA, WBC, and IBF world titles simultaneously
  • 2007–present, a boxer who holds the WBA, WBC, IBF and WBO world titles simultaneously[1][2][3]

Heavyweight
See also: List of world heavyweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Jack Dempsey
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 3
2 Gene Tunney 23 September 1926 – 31 July 1928 2
Tunney retires.[4]
3 Max Schmeling
(def. Jack Sharkey)		 12 June 1930 – 6 January 1931 0
Schmeling's undisputed status ended when he was stripped of his NYSAC title for refusing to fight Jack Sharkey.[5]
4 Max Schmeling (2)
(reinstated by the NYSAC while holding the NBA title)		 22 January 1932 0
5 Jack Sharkey 21 June 1932 0
6 Primo Carnera 29 June 1933 2
7 Max Baer 14 June 1934 0
8 James J. Braddock 13 June 1935 0
9 Joe Louis 22 June 1937 – 1 March 1949 26
Louis retires.[6]
10 Ezzard Charles
(def. Joe Louis)		 27 September 1950 4
11 Jersey Joe Walcott 18 July 1951 1
12 Rocky Marciano 23 September 1952 – 27 April 1956 6
Marciano retires.[7]
13 Floyd Patterson
(def. Archie Moore)		 30 November 1956 4
14 Ingemar Johansson 26 June 1959 0
15 Floyd Patterson (2) 29 June 1960 2
16 Sonny Liston 25 September 1962 – 22 July 1963 0
Era ends because the WBC is inaugurated. Liston would win the inaugural WBC title on his rematch with Floyd Patterson.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Sonny Liston
(def. Floyd Patterson)		 22 July 1963 0
2 Muhammad Ali 25 February 1964 – 14 September 1964 0
Ali's undisputed status ended when he got stripped of his WBA title for agreeing to a rematch against Sonny Liston.[8]
3 Muhammad Ali (2)
(def. Ernie Terrell)		 6 February 1967 – 28 April 1967 1
Ali got stripped of his titles for refusing to be drafted to military service.[9]
4 Joe Frazier
(def. Jimmy Ellis)		 16 February 1970 4
5 George Foreman 22 January 1973 2
6 Muhammad Ali (3) 29 October 1974 10
7 Leon Spinks 15 February 1978 – 19 March 1978 0
Spinks' undisputed status ended when he was stripped of the WBC title for pursuing a rematch against Muhammad Ali instead of a bout against mandatory challenger Ken Norton.[10]

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Mike Tyson
(def. Tony Tucker)		 1 August 1987 6
2 Buster Douglas 11 February 1990 0
3 Evander Holyfield 25 October 1990 3
4 Riddick Bowe 13 November 1992 – 14 December 1992 0
Bowe's undisputed status ended when he vacated his WBC title and threw the title into the trash.[11]
5 Lennox Lewis
(def. Evander Holyfield)		 13 November 1999 – 13 April 2000 0
Lewis' undisputed status ended when he was stripped of his WBA title for agreeing to fight WBC mandatory Michael Grant instead of WBA mandatory John Ruiz. Ruiz challenged this decision in court on the basis of a clause in the Lewis–Holyfield rematch contract which said Lewis' first bout as undisputed champion would be against the WBA's number one contender. The court then ruled in favor of Ruiz.[12]

Cruiserweight
See also: List of world cruiserweight boxing champions

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Evander Holyfield
(def. Carlos De León)		 9 April 1988 – July 1988 0
Holyfield's undisputed status ended when he vacated all his titles to move up to heavyweight.
2 O'Neil Bell
(def. Jean-Marc Mormeck)		 7 January 2006 – 6 April 2006 0
Bell's undisputed status ended when he was stripped of the IBF title after undergoing dental surgery and subsequently withdrawing from a fight with mandatory challenger Steve Cunningham scheduled for 6 May.[13]

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Oleksandr Usyk
(def. Murat Gassiev)		 21 July 2018 – 27 March 2019 1
Usyk's undisputed status ended when he vacated his WBA title and moved up to heavyweight.[14]

Light heavyweight
See also: List of world light-heavyweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Georges Carpentier
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 0
2 Battling Siki 24 September 1922 0
3 Mike McTigue 17 March 1923 1
4 Paul Berlenbach 23 May 1925 3
5 Jack Delaney 16 July 1926 – 26 July 1927 1
Delaney vacates his titles to move up to heavyweight.[15]
6 Tommy Loughran
(def. Mike McTigue)		 7 October 1927 – 3 September 1929 5
Loughran vacates his titles to move up to heavyweight.[16]
7 Maxie Rosenbloom
(def. Jimmy Slattery)		 25 June 1930 7
8 Bob Olin 16 November 1934 0
9 John Henry Lewis 31 October 1935 – 28 July 1938 3
Lewis' undisputed status ended when he got stripped of his NYSAC title for failing to fight Tiger Jack Fox.[17]
10 Billy Conn
(def. Melio Bettina)		 13 July 1939 – 20 December 1940 3
Conn vacated his titles to move up to the heavyweight division.[18]
11 Gus Lesnevich
(def. Tami Mauriello)		 26 August 1941 4
12 Freddie Mills 26 July 1948 0
13 Joey Maxim 24 January 1950 2
14 Archie Moore 17 December 1952 – 25 October 1960 8
Moore's undisputed status ended when he was stripped of his NBA title for failing to fight Eric Schoeppner.[19]
15 Harold Johnson
(def. Doug Jones)		 12 May 1962 – 14 February 1963 1
Era ended when the WBC was inaugurated. Johnson was then awarded the inaugural title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Harold Johnson
(awarded inaugural WBC title while holding the WBA title)		 14 February 1963 0
2 Willie Pastrano 1 June 1963 2
3 José Torres 30 March 1965 3
4 Dick Tiger 16 December 1964 2
5 Bob Foster 24 May 1968 – 9 December 1970 4
Foster's undisputed status ended when he was stripped of the WBA title for failing to post a $5,000 forfeit bond for the fight with Jimmy Dupree within 10 days after losing to Joe Frazier.[20]
6 Bob Foster (2)
(def. Vicente Rondón)		 7 April 1972 – 16 September 1974 6
Foster retires.[21]
7 Michael Spinks
(def. Dwight Muhammad Qawi)		 18 March 1983 – 25 February 1984 1
Era ended when IBF was inaugurated. Spinks would then win the inaugural IBF title.

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Michael Spinks
(def. Eddie Davis)		 25 February 1984 – 9 October 1985 2
Spinks' undisputed status ended when he was stripped of the WBC light heavyweight title due to the WBC's policy against fighters holding world titles in multiple divisions at the same time.[22]
2 Roy Jones Jr.
(def. Reggie Johnson)		 5 June 1999 – 18 November 2002 7
Jones Jr.'s undisputed status ended when he vacated his IBF title.[23]

Super middleweight
See also: List of world super-middleweight boxing champions

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Canelo Álvarez
(def. Caleb Plant)		 6 November 2021 – present 2

Middleweight
See also: List of world middleweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Johnny Wilson
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 – 21 June 1922 3
Wilson's undisputed status ended when he got stripped of his NYSAC title for refusing to fight Harry Greb.[24]
2 Johnny Wilson (2)
(reinstated as NYSAC champion while holding the NBA title)		 12 April 1923 0
3 Harry Greb 31 August 1923 4
4 Tiger Flowers 25 February 1926 1
5 Mickey Walker 3 December 1926 – 6 January 1931 3
Walker's undisputed status ended when he was stripped of his NYSAC title for not taking steps in making a title defense.[25]
6 Lou Brouillard
(awarded NBA title while holding the NYSAC title)		 18 September 1933 0
7 Vince Dundee 30 October 1933 2
8 Teddy Yarosz 11 September 1934 0
9 Eddie Babe Risko 19 September 1935 1
10 Freddie Steele 11 July 1936 – June 1938 5
Steele's undisputed status ended when he was stripped of his NYSAC title for refusing to fight Fred Apostoli.
11 Tony Zale
(def. Georgie Abrams)		 28 November 1941 – 16 July 1947 1
Zale was defeated by Rocky Graziano however, Graziano was not recognized by the NYSAC because his license was revoked due to failure of reporting an attempted bribe.[26]
12 Tony Zale (2)
(def. Rocky Graziano)		 10 June 1948 0
13 Marcel Cerdan 21 September 1948 0
14 Jake LaMotta 16 June 1949 2
15 Sugar Ray Robinson 14 February 1951 0
16 Randy Turpin 10 July 1951 0
17 Sugar Ray Robinson (2) 12 September 1951 – 19 December 1952 2
Robinson vacated and announced first retirement.[27]
18 Bobo Olson
(def. Randy Turpin)		 21 October 1953 3
19 Sugar Ray Robinson (3) 9 December 1955 1
20 Gene Fullmer 2 January 1957 0
21 Sugar Ray Robinson (4) 1 May 1957 0
22 Carmen Basilio 23 September 1957 0
23 Sugar Ray Robinson (5) 25 March 1958 – 4 May 1959 0
Robinson's undisputed status ended when he was stripped of his NBA title for failing to fight Carmen Basilio in a trilogy bout.[28]
24 Dick Tiger
(awarded NYSAC title while holding the WBA title)		 9 November 1962 – 10 August 1963 1
Era ends because the WBC is inaugurated. Tiger would then fight for the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Dick Tiger
(def. Gene Fullmer)		 10 August 1963 0
2 Joey Giardello 7 December 1963 1
3 Dick Tiger (2) 21 October 1965 0
4 Emile Griffith 25 April 1966 2
5 Nino Benvenuti 4 March 1968 4
6 Carlos Monzón 7 November 1970 – 23 April 1974 9
Monzón's undisputed status ended when he was stripped of his WBC title for not fighting his mandatory challenger Rodrigo Valdez.[29]
7 Carlos Monzón (2)
(def. Rodrigo Valdez)		 26 June 1976 – 29 August 1977 1
Monzón retires.[30]
8 Rodrigo Valdez
(def. Bennie Briscoe)		 5 November 1977 0
9 Hugo Corro 22 April 1978 2
10 Vito Antuofermo 30 June 1979 1
11 Alan Minter 16 March 1980 1
12 Marvin Hagler 27 September 1980 – 27 May 1983 6
Era ends because the IBF is inaugurated. Hagler fought for the inaugural IBF title.

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Marvin Hagler
(def. Wilford Scypion)		 27 May 1983 – 6 April 1987 5
Hagler's undisputed status ended when the WBA stripped him of the title for choosing to fight Sugar Ray Leonard instead of mandatory challenger, Herol Graham.[31]
2 Bernard Hopkins
(def. Félix Trinidad)		 29 September 2001 6
3 Jermain Taylor 16 July 2005 – 11 October 2005 0
Taylor's undisputed ended when he vacated the IBF title after refusing to participate in an immediate mandatory defense and instead agreed to a rematch with Bernard Hopkins.[32]

Light middleweight
See also: List of world light-middleweight boxing champions

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Denny Moyer
(def. Stan Harrington)		 19 February 1963 0
2 Ralph Dupas 29 April 1963 1
3 Sandro Mazzinghi 7 September 1963 3
4 Nino Benvenuti 18 June 1965 1
5 Kim Ki-soo 25 June 1966 2
6 Sandro Mazzinghi (2) 26 May 1968 – 28 October 1968 1
Mazzinghi's undisputed status ended when he was stripped of his titles by the Italian Boxing Federation after an incorrect call made by the referee. He was stripped first of his WBA title,[33] followed by the WBC title.[34]
7 Freddie Little
(def. Stanley Hayward)		 17 March 1969 2
8 Carmelo Bossi 9 July 1970 1
9 Koichi Wajima 31 October 1971 6
10 Oscar Albarado 4 June 1974 1
11 Koichi Wajima (2) 21 January 1975 – 6 March 1975 0
Wajima's undisputed status ended when he was stripped of his WBC title for refusing to fight Miguel de Oliveira. The title was stripped on WBC's February 1975 ratings posted on 6 March.[35]

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Winky Wright
(def. Shane Mosley)		 13 March 2004 – 19 April 2004 0
Wright's undisputed status ended when he was stripped of his IBF title for agreeing to a rematch against Shane Mosley instead of fighting his mandatory challenger.[36]

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Jermell Charlo
(def. Brian Castaño)		 14 May 2022 – present 0

Welterweight
See also: List of world welterweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Jack Britton
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 4
2 Mickey Walker 1 November 1922 – 6 June 1923 0
Walker's undisputed status ended when he was stripped of his NYSAC title for refusing to fight Dave Shade.[37]
3 Mickey Walker (2)
(reinstated as NYSAC champion while holding the NBA title)		 November 1923 3
4 Pete Latzo 20 May 1926 2
5 Joe Dundee 3 June 1927 – 22 March 1929 2
Dundee's undisputed status ended when he was stripped of his NBA title when he failed to sign for a title bout contender.[38]
6 Jackie Fields
(def. Joe Dundee)		 25 July 1929 0
7 Jack Thompson 9 May 1930 0
8 Tommy Freeman 5 September 1930 0
9 Jack Thompson (2) 14 April 1931 0
10 Lou Brouillard 23 October 1931 0
11 Jackie Fields (2) 28 January 1932 0
12 Young Corbett III 22 February 1933 0
13 Jimmy McLarnin 29 May 1933 0
14 Barney Ross 28 May 1934 0
15 Jimmy McLarnin (2) 17 September 1934 0
16 Barney Ross (2) 28 May 1935 2
17 Henry Armstrong 31 May 1938 19
18 Fritzie Zivic 4 October 1940 1
19 Freddie Cochrane 29 July 1941 0
20 Marty Servo 1 February 1946 – 25 September 1946 0
Servo retires.[39]
21 Sugar Ray Robinson
(def. Tommy Bell)		 20 December 1946 – 15 February 1951 4
Robinson vacated the titles to move up to the middleweight division. Robinson's title is automatically vacated after winning the middleweight title.[40]
22 Kid Gavilán
(def. Johnny Bratton)		 18 May 1951 7
23 Johnny Saxton 20 October 1954 0
24 Tony DeMarco 1 April 1955 0
25 Carmen Basilio 10 June 1955 0
26 Johnny Saxton (2) 14 March 1956 0
27 Carmen Basilio (2) 12 September 1956 – 23 September 1957 1
Basilio vacated after winning the middleweight title.[41]
28 Virgil Akins
(def. Vince Martinez)		 6 June 1958 0
29 Don Jordan 5 December 1958 2
30 Benny Paret 27 May 1960 1
31 Emile Griffith 1 April 1961 1
32 Benny Paret (2) 30 September 1961 0
33 Emile Griffith (2) 24 March 1962 – February 1963 2
Era ends because the WBC is inaugurated. Griffith was awarded the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Emile Griffith
(awarded inaugural WBC title while holding the WBA title)		 February 1963 0
2 Luis Manuel Rodríguez 21 March 1963 0
3 Emile Griffith (2) 8 June 1963 – 1 August 1966 5
Griffith's undisputed status ended when he was stripped of his WBC title when he lost a lawsuit to keep the title.[42]
4 Curtis Cokes
(def. Jean Josselin)		 28 November 1966 4
5 José Nápoles 18 April 1969 3
6 Billy Backus 3 December 1970 0
7 José Nápoles (2) 4 June 1971 – 16 May 1975 9
Nápoles' undisputed status ended when he was stripped of his WBA title for failing to sign a fight against the WBA's No. 1-rated welterweight contender, Ángel Espada.[43]
8 Sugar Ray Leonard
(def. Thomas Hearns)		 16 September 1981 – 9 November 1982 1
Leonard vacated his titles after being diagnosed with a detached retina and announced his retirement.[44]

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Donald Curry
(def. Milton McCrory)		 6 December 1985 0
2 Lloyd Honeyghan 27 September 1986 – 5 January 1986 0
Honeyghan's undisputed status ended when he vacated the WBA title after the WBA mandated that he defend the title against 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.[45]
3 Cory Spinks
(def. Ricardo Mayorga)		 13 December 2003 2
4 Zab Judah 5 February 2005 – 7 January 2006 1
Judah lost against Carlos Baldomir however, the WBA and IBF titles were not on the line because Baldomir didn't pay the sanctioning fees.[46] This fragmented the titles and thus ending the undisputed reign.

Light welterweight
See also: List of world light-welterweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Carlos Ortiz
(def. Kenny Lane)		 12 June 1959 2
2 Duilio Loi 1 September 1960 2
3 Eddie Perkins 14 September 1962 0
4 Duilio Loi (2) 15 December 1962 – 24 January 1963 0
Loi vacated and retired from boxing.[47]

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Eddie Perkins
(def. Roberto Cruz)		 15 June 1963 2
2 Carlos Hernández 18 January 1965 2
3 Sandro Lopopolo 29 April 1966 1
4 Takeshi Fuji 30 April 1967 – 14 November 1968 1
Fuji's undisputed status ended when he was stripped of the WBC title for not fighting his mandatory challenger.[48]

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Kostya Tszyu
(def. Zab Judah)		 3 November 2001 – 9 October 2003 2
Tszyu's undisputed status ended when he was stripped of the WBC title and is designated as Champion Emeritus.[49]

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Terence Crawford
(def. Julius Indongo)		 19 August 2017 – 30 August 2017 0
Crawford's undisputed status ended when he vacated the IBF title after refusing to negotiate terms with mandatory challenger Sergey Lipinets, citing an inability to make the fight under the IBF's time frame.[50] He later vacated all of his remaining titles to move up to welterweight.
2 Josh Taylor
(def. José Ramírez)		 22 May 2021 – 14 May 2022 1
Taylor's undisputed status ended when he was stripped of the WBA title after he failed to sign the contract in an ordered bout against his mandatory challenger, Alberto Puello.[51]

Lightweight

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Benny Leonard
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 – 15 January 1925 3
Leonard retired.[52]
2 Jimmy Goodrich
(def. Stanislaus Loayza)		 13 July 1925 0
3 Rocky Kansas 7 December 1925 0
4 Sammy Mandell 3 July 1926 3
5 Al Singer 17 July 1930 0
6 Tony Canzoneri 14 November 1930 5
7 Barney Ross 23 June 1933 – 15 April 1935 1
Ross vacated to move up to light welterweight.[53]
8 Tony Canzoneri (2)
(def. Lou Ambers)		 10 May 1935 1
8 Lou Ambers 3 September 1936 2
9 Henry Armstrong 17 August 1938 1
10 Lou Ambers (2) 22 August 1939 – 25 March 1940 0
Ambers' undisputed status ended when he was stripped of his NBA title after failing to defend the title within 6 months and refusing to fight the top contender Davey Day.[54]
11 Sammy Angott
(def. Lew Jenkins)		 19 December 1941 – 14 November 1942 1
Angott announced his temporary retirement.[55]
12 Ike Williams
(def. Bob Montgomery)		 4 August 1947 5
13 Jimmy Carter 25 May 1951 2
14 Lauro Salas 14 May 1952 0
15 Jimmy Carter (2) 15 October 1952 3
16 Paddy DeMarco 5 March 1954 0
17 Jimmy Carter (3) 17 November 1954 0
18 Wallace Bud Smith 29 June 1955 1
19 Joe Brown 24 August 1956 11
20 Carlos Ortiz 21 April 1962 – 7 April 1963 1
Era ends because the WBC is inaugurated. Ortiz would then win the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Carlos Ortiz
(def. Douglas Vaillant)		 7 April 1963 3
2 Ismael Laguna 10 April 1965 0
3 Carlos Ortiz (2) 13 November 1965 – 25 October 1966 2
Ortiz was stripped of the WBC title after the WBC accused the referee for his title defense against Sugar Ramos of doing a long count.[56]
4 Carlos Ortiz (3)
(def. Sugar Ramos)		 1 July 1967 1
5 Carlos Cruz 29 June 1968 1
6 Mando Ramos 18 February 1969 1
7 Ismael Laguna (2) 3 March 1970 – 16 September 1970 1
Laguna's undisputed status ended when he was stripped of the WBC title.[57]
8 Ken Buchanan
(def. Rubén Navarro)		 12 February 1971 – 25 June 1971 0
Buchanan's undisputed status ended when he was stripped of the WBC title for failing to defend it against Pedro Carrasco.[58]
9 Roberto Durán
(def. Esteban de Jesús)		 21 January 1978 – 2 February 1979 0
Durán's undisputed status ended when he vacated the WBA title to move up to welterweight.[59]

WBA–WBC–IBF era (1983–2007)
No. Name Date Defenses
1 Pernell Whitaker
(def. Juan Nazario)		 11 August 1990 – 28 February 1992 3
Whitaker's undisputed status ended when he vacated his IBF title to move up to light welterweight. The IBF title was vacated on IBF's February 1992 ratings posted on 28 February.[60]

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Devin Haney
(def. George Kambosos Jr)		 5 June 2022 – present 1

Super featherweight
See also: List of world super-featherweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Tod Morgan
(awarded inaugural NBA title while holding the NYSAC title)		 16 December 1927 5
2 Benny Bass 19 December 1929 – 31 December 1929 0
Bass' undisputed status ended when the NYSAC abolished the division.[61]

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Gabriel Elorde
(def. Johnny Bizzaro)		 16 February 1963 5
2 Yoshiaki Numata 15 June 1967 0
3 Hiroshi Kobayashi 14 December 1967 – 20 January 1969 2
Kobayashi's undisputed status ended when he was stripped of the WBC title for refusing to fight René Barrientos.[62]

Featherweight
See also: List of world featherweight boxing champions

NYSAC–NBA era (1922–1963)
No. Name Date Defenses
1 Benny Bass
(def. Red Chapman)		 12 September 1927 0
2 Tony Canzoneri 10 February 1928 0
3 André Routis 28 September 1928 1
4 Christopher Battalino 23 September 1929 – 27 January 1932 5
Battalino's undisputed status ended after being stripped of his titles for missing weight in a title fight against Freddie Miller which ended in a controversial no contest.[63]
5 Henry Armstrong
(def. Petey Sarron)		 29 October 1937 – 12 September 1938 0
Armstrong vacated his titles stay at the higher weight divisions.[64]
6 Joey Archibald
(def. Leo Rodak)		 29 October 1939 – 29 March 1940 1
Archibald's undisputed status ended when he was stripped of the NBA title for not fighting Petey Scalzo.[65]
7 Willie Pep
(def. Sal Bartolo)		 7 June 1946 2
8 Sandy Saddler 29 October 1948 0
9 Willie Pep (2) 11 February 1949 3
10 Sandy Saddler (2) 8 September 1950 – 16 January 1957 2
Saddler's undisputed status ended when he was stripped of the NBA title for failing to sign for a title defense.[66]
11 Hogan Bassey
(def. Cherif Hamia)		 24 June 1957 1
12 Davey Moore 18 March 1959 – 21 March 1963 5
Era ends because the WBC is inaugurated. Moore fought and lost to Sugar Ramos for the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Sugar Ramos
(def. Davey Moore)		 21 March 1963 3
2 Vicente Saldívar 26 September 1964 – 14 October 1967 7
Saldívar retires.[67]

Super bantamweight
See also: List of world super-bantamweight boxing champions

To date, there has never been an undisputed champion in this division.

Bantamweight
See also: List of world bantamweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Joe Lynch
(awarded inaugural NBA title while holding the NYSAC title)		 January 1921 0
2 Pete Herman 25 July 1921 0
3 Johnny Buff 23 September 1921 1
4 Joe Lynch (2) 10 July 1922 – 19 October 1923 2
Lynch's undisputed status ended when he was stripped of his NYSAC title for failing to fight Joe Burman due to a disclocated shoulder.[68]
5 Abe Goldstein
(def. Joe Lynch)		 21 March 1924 3
6 Eddie Martin 19 December 1924 0
7 Charley Phil Rosenberg 20 March 1925 – 18 October 1926 0
Rosenberg's undisputed status ended when he was stripped by the NBA during its annual convention after failing to sign a fight with Bud Taylor.[69]
8 Bushy Graham
(def. Isadore Schwartz)		 23 May 1928 – January 1929 0
Graham's undisputed status ended when he vacated his NYSAC title in January of 1929.[70]
9 Panama Al Brown
(def. Gregorio Vidal)		 18 June 1929 – 3 February 1930 0
Brown's undisputed status ended when he got stripped of his NBA title after a special meeting was held.
10 Panama Al Brown (2)
(def. Eugène Huat)		 4 October 1930 – 28 March 1934 7
Brown's undisputed status ended when he got stripped of his NYSAC title after he was suspended for not fighting Baby Casanova.
11 Lou Salica
(def. Sixto Escobar)		 26 August 1935 0
12 Sixto Escobar 15 November 1935 3
13 Harry Jeffra 23 September 1937 0
14 Sixto Escobar (2) 20 February 1938 – 26 October 1939 1
Escobar vacated his titles to move up to featherweight.[71]
15 Lou Salica (2)
(def. Georgie Pace)		 24 September 1940 – 7 August 1942 3
Salica lost to Ortiz but the NYSAC title was not on the line because it was only scheduled for 12 rounds. He was later stripped of his NYSAC title for not defending it.
16 Manuel Ortiz
(def. Lou Salica)		 10 March 1943 12
17 Harold Dade 6 January 1947 0
18 Manuel Ortiz (2) 11 March 1947 4
19 Vic Toweel 31 May 1950 3
20 Jimmy Carruthers 15 November 1952 – 16 May 1954 3
Carruthers vacated and retired from boxing.[72]
21 Robert Cohen
(def. Chamroen Songkitrat)		 19 September 1954 – 23 December 1954 1
Cohen's undisputed status ended when he was stripped of his NBA title for failing to sign a fight against Raúl Macías within 90 days.[73]
22 Alphonse Halimi
(def. Raúl Macías)		 6 November 1957 0
23 José Becerra 8 July 1959 – 30 August 1960 2
Becerra retired due to an eye injury.[74]
24 Éder Jofre
(def. John Caldwell)		 18 January 1962 – 4 April 1963 2
Era ends because the WBC is inaugurated. Jofre won the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Éder Jofre
(def. Katsutoshi Aoki)		 4 April 1963 2
2 Fighting Harada 18 May 1965 4
3 Lionel Rose 27 February 1968 3
4 Rubén Olivares 22 August 1969 2
5 Chucho Castillo 16 October 1970 0
6 Rubén Olivares (2) 2 April 1971 2
7 Rafael Herrera 19 March 1972 0
8 Enrique Pinder 29 July 1972 – 5 January 1973 0
Pinder's undisputed status ended when he was stripped of the WBC title for failing to defend it against the number one contender within six months of winning it.[75]

WBA–WBC–IBF–WBO era (2007–present)
No. Name Date Defenses
1 Naoya Inoue
(def. Paul Butler)		 13 December 2022 – 13 January 2023 0
Inoue vacates his titles to move up to super bantamweight.[76]

Super flyweight
See also: List of world super-flyweight boxing champions

To date, there has never been an undisputed champion in this division.

Flyweight
See also: List of world flyweight boxing champions

NYSAC–NBA era (1921–1963)
No. Name Date Defenses
1 Pancho Villa
(def. Jimmy Wilde)		 18 June 1923 – 14 July 1925 3
Title vacated because Villa died from Ludwig's angina resulting from an infection that spread to his throat.[77]
2 Fidel LaBarba
(def. Frankie Genaro)		 22 August 1925 – 29 August 1927 2
LaBarba retires.[78]
3 Benny Lynch
(def. Small Montana)		 19 January 1937 – 29 June 1938 1
Lynch was stripped of his titles when he failed to make weight for a title defense against Jackie Jurich.[79]
4 Jackie Paterson
(awarded NBA title while holding the NYSAC title)		 14 October 1943 – 30 July 1947 1
Paterson was stripped of the NBA title for failing to defend against Dado Marino.[80]
5 Rinty Monaghan
(def. Dado Marino)		 20 October 1947 – 30 March 1950 3
Monaghan retired after his third defense.[81]
6 Dado Marino
(def. Terry Allen)		 1 August 1950 1
7 Yoshio Shirai 19 May 1952 4
8 Pascual Perez 26 November 1954 9
9 Pone Kingpetch 16 April 1960 3
10 Fighting Harada 10 October 1962 0
11 Pone Kingpetch (2) 12 January 1963 – 14 February 1963 0
Era ends because the WBC is inaugurated. Kingpetch would then be rewarded of the inaugural WBC title.

WBA–WBC era (1963–1983)
No. Name Date Defenses
1 Pone Kingpetch
(awarded inaugural WBC title while holding the WBA title)		 14 February 1963 0
2 Hiroyuki Ebihara 18 September 1963 0
3 Pone Kingpetch (2) 23 January 1964 0
4 Salvatore Burruni 23 April 1965 – 1 November 1965 0
Burruni's undisputed ended when he was stripped of his WBA title for failing to meet the organization's number one contender, Hiroyuki Ebihara.[82]
5 Horacio Accavallo
(def. Katsuyoshi Takayama)		 1 March 1966 – 2 October 1968 1
Accavallo retires.[83]

Light flyweight
See also: List of world light-flyweight boxing champions

To date, there has never been an undisputed champion in this division.

Mini flyweight
See also: List of world mini-flyweight boxing champions

To date, there has never been an undisputed champion in this division.

See also

References
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