This is a list of undisputed champions in professional boxing. Eras that are not listed do not have undisputed champions.
Current undisputed champion Most consecutive title defenses
Championship recognition Titles have been awarded by: New York State Athletic Commission (NYSAC), founded in 1920 World Boxing Association (WBA), founded in 1921 as the National Boxing Association (NBA); renamed to the WBA in 1962 World Boxing Council (WBC), founded in 1963 International Boxing Federation (IBF), founded in 1983 World Boxing Organization (WBO), founded in 1988
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 simultaneouslyCompare
and
Heavyweight
NYSAC–NBA era (1921–1963) No.NameDateDefenses1Jack Dempsey()Jan 1921 – 23 Sep 192632Gene Tunney23 Sep 1926 – 31 Jul 192823Max Schmeling()12 Jun 1930 – 6 Jan 193104 Max Schmeling (2)()22 Jan – 21 Jun 193205Jack Sharkey21 Jun 1932 – 29 Jun 193306Primo Carnera29 Jun 1933 – 14 Jun 193427Max Baer14 Jun 1934 – 13 Jun 193508James J. Braddock13 Jun 1935 – 22 Jun 193709Joe Louis22 Jun 1937 – 1 Mar 19492610Ezzard Charles()27 Sep 1950 – 18 Jul 1951411Jersey Joe Walcott18 Jul 1951 – 23 Sep 1952112Rocky Marciano23 Sep 1952 – 27 Apr 1956613Floyd Patterson()30 Nov 1956 – 26 Jun 1959414Ingemar Johansson26 Jun 1959 – 29 Jun 1960015Floyd Patterson (2)20 Jun 1960 – 25 Sep 1962216Sonny Liston25 Sep 1962 – 22 Jul 19630
WBA–WBC era (1963–1983) No.NameDateDefenses1Sonny Liston()22 Jul 1963 – 25 Feb 196402Muhammad Ali25 Feb – 14 Sep 196403Muhammad Ali (2)()6 Feb – 28 Apr 196714Joe Frazier()16 Feb 1970 – 22 Jan 197345George Foreman22 Jan 1973 – 29 Oct 197426Muhammad Ali (3)29 Oct 1974 – 15 Feb 1978107Leon Spinks15 Feb – 19 Mar 19780
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1Mike Tyson()1 Aug 1987 – 11 Feb 199062Buster Douglas11 Feb – 25 Oct 199003Evander Holyfield25 Oct 1990 – 13 Nov 199234Riddick Bowe13 Nov – 14 Dec 199205Lennox Lewis()13 Nov 1999 – 12 Apr 20000
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1 Oleksandr Usyk(18 May – 25 Jun 202402Oleksandr Usyk (2)() 19 Jul – 17 Nov 20250
Cruiserweight
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1Evander Holyfield()9 Apr – Dec 198802O'Neil Bell()7 Jan – 6 Apr 20060
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1Oleksandr Usyk()21 Jul 2018 – 27 Mar 20191
Light heavyweight
NYSAC–NBA era (1921–1963)
No.NameDateDefenses1Georges Carpentier()Jan 1921 – 24 Sep 192202Battling Siki24 Sep 1922 – 17 Mar 192303Mike McTigue17 Mar 1923 – 23 May 192514Paul Berlenbach23 May 1925 – 16 Jul 1926 35Jack Delaney16 Jul 1926 – 26 Jul 192716Tommy Loughran()7 Oct 1927 – 3 Sep 192957Maxie Rosenbloom()Sep 1930 – 6 Jun 193118Maxie Rosenbloom (2)()24 Mar 1933 – 17 Sep 193429Bob Olin()16 Nov 1934 – 31 Oct 1935010John Henry Lewis31 Oct 1935 – 28 Jul 1938311Billy Conn()13 Jul 1939 – 20 Dec 1940312Gus Lesnevich()26 Aug 1941 – 26 Jul 1948413Freddie Mills26 Jul 1948 – 24 Jan 1950014Joey Maxim24 Jan 1950 – 17 Dec 1952 215Archie Moore17 Dec 1952 – 25 Oct 1960816Harold Johnson()12 May 1962 – 14 Feb 19631
WBA–WBC era (1963–1983)
No.NameDateDefenses1Harold Johnson()14 Feb – 1 Jun 196302Willie Pastrano1 Jun 1963 – 30 Mar 196523José Torres30 Mar 1965 – 16 Dec 196634Dick Tiger16 Dec 1966 – 24 May 196825Bob Foster24 May 1968 – 9 Dec 197046Bob Foster (2)()7 Apr 1972 – 16 Sep 1974 67Michael Spinks()18 Mar 1983 – 25 Feb 19841
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1Michael Spinks()25 Feb 1984 – 9 Oct 198522Roy Jones Jr.()5 Jun 1999 – 18 Nov 20027
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1 Artur Beterbiev(12 Oct 2024 – 22 Feb 202502 Dmitry Bivol22 Feb – 7 Apr 20250
Super middleweight
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1 Canelo Álvarez(6 Nov 2021 – 26 Jul 202442Canelo Álvarez (2)()3 May – 13 Sep 202503Terence Crawford13 Sep – 3 Dec 20250
Middleweight
NYSAC–NBA era (1921–1963) No.NameDateDefenses1 Johnny Wilson()Jan 1921 – 21 Jun 192232 Johnny Wilson (2)()12 Apr – 31 Aug 192303 Harry Greb31 Aug 1923 – 25 Feb 192644 Tiger Flowers25 Feb – 3 Dec 192615 Mickey Walker3 Dec 1926 – 6 Jan 193136 Lou Brouillard()18 Sep – 30 Oct 193307 Vince Dundee30 Oct 1933 – 11 Sep 193428 Teddy Yarosz11 Sep 1934 – 10 Sep 193509 Eddie Babe Risko19 Sep 1935 – 11 Jul 1936110 Freddie Steele11 Jul 1936 – Jun 1938511 Tony Zale()28 Nov 1941 – 16 Jul 1947112 Tony Zale (2)()10 Jun – 21 Sep 1948013 Marcel Cerdan21 Sep 1948 – 16 Jun 1949014 Jake LaMotta16 Jun 1949 – 14 Feb 1951215 Sugar Ray Robinson14 Feb – 10 Jul 1951016 Randolph Turpin10 Jul – 12 Sep 1951017 Sugar Ray Robinson (2)12 Sep 1951 – 19 Dec 1952218 Bobo Olson()21 Oct 1953 – 9 Dec 1955319 Sugar Ray Robinson (3)9 Dec 1955 – 2 Jan 1957120 Gene Fullmer2 Jan – 1 May 1957021 Sugar Ray Robinson (4)1 May – 23 Sep 1957022 Carmen Basilio23 Sep 1957 – 25 Mar 1958023 Sugar Ray Robinson (5)25 Mar 1958 – 4 May 1959024 Dick Tiger()9 Nov 1962 – 10 Aug 19631
WBA–WBC era (1963–1983)
No.NameDateDefenses1Dick Tiger() 10 Aug – 7 Dec 1963 02Joey Giardello 7 Dec 1963 – 21 Oct 1965 13Dick Tiger (2) 21 Oct 1965 – 25 Apr 1966 04Emile Griffith 25 Apr 1966 – 4 Mar 1968 25Nino Benvenuti 4 Mar 1968 – 7 Nov 1970 46Carlos Monzón 7 Nov 1970 – 23 Apr 1974 97Carlos Monzón (2)() 26 Jun 1976 – 29 Aug 1977 18Rodrigo Valdez() 5 Nov 1977 – 22 Apr 1978 09Hugo Corro 22 Apr 1978 – 30 Jun 1979 210Vito Antuofermo 30 Jun 1979 – 16 Mar 1980 111Alan Minter 16 Mar – 27 Sep 1980 112Marvin Hagler 27 Sep 1980 – 27 May 1983 6
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1 Marvin Hagler()27 May 1983 – 6 Apr 198752 Bernard Hopkins()29 Sep 2001 – 16 Jul 200563 Jermain Taylor16 Jul – 11 Oct 20050
Light middleweight
WBA–WBC era (1963–1983) No.NameDateDefenses1Denny Moyer() 19 Feb – 29 Apr 1963 02Ralph Dupas 29 Apr – 7 Sep 1963 13Sandro Mazzinghi 7 Sep 1963 – 18 Jun 1965 34Nino Benvenuti 18 Jun 1965 – 25 Jun 1966 15Kim Ki-soo 25 Jun 1966 – 26 May 1968 26Sandro Mazzinghi (2) 26 May – 28 Oct 1968 17Freddie Little() 17 Mar 1969 – 9 Jul 1970 28Carmelo Bossi 9 Jul 1970 – 31 Oct 1971 19Koichi Wajima 31 Oct 1971 – 4 Jun 1974 610Oscar Albarado 4 Jun 1974 – 21 Jan 1975 111Koichi Wajima (2) 21 Jan 1975 – 6 Mar 1975 0
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1Winky Wright()13 Mar – 19 Apr 20040
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1 Jermell Charlo(14 May 2022 – 30 Sep 20230
Welterweight
NYSAC–NBA era (1921–1963)
No.NameDateDefenses1 Jack Britton()Jan 1921 – 1 Nov 192242 Mickey Walker1 Nov 1922 – 6 Jun 192303 Mickey Walker (2)()Nov 1923 – 20 May 192634 Pete Latzo20 May 1926 – 3 Jun 192725 Joe Dundee3 Jun 1927 – 22 Mar 192926 Jackie Fields()25 Jul 1929 – 9 May 193007 Jack Thompson9 May – 5 Sep 193008 Tommy Freeman5 Sep 1930 – 14 Apr 193109 Jack Thompson (2)14 Apr – 23 Oct 1931010 Lou Brouillard23 Oct 1931 – 28 Jan 1932011 Jackie Fields (2)28 Jan 1932 – 22 Feb 1933012 Young Corbett III22 Feb 1933 – 29 May 1933013 Jimmy McLarnin29 May 1933 – 28 May 1934014 Barney Ross28 May – 17 Sep 1934015 Jimmy McLarnin (2)17 Sep 1934 – 28 May 1935016 Barney Ross (2)28 May 1935 – 31 May 1938217 Henry Armstrong31 May 1938 – 4 Oct 19401918 Fritzie Zivic4 Oct 1940 – 29 Jul 1941119 Freddie Cochrane29 Jul 1941 – 1 Feb 1946020 Marty Servo1 Feb – 25 Sep 1946021 Sugar Ray Robinson()20 Dec 1946 – 15 Feb 1951422 Kid Gavilán()18 May 1951 – 20 Oct 1954723 Johnny Saxton20 Oct 1954 – 1 Apr 1955024 Tony DeMarco1 Apr 1955 – 14 Mar 1956025 Carmen Basilio10 Jun 1955 – 12 Sep 1956026 Johnny Saxton (2)14 Mar – 12 Sep 1956027 Carmen Basilio (2)12 Sep 1956 – 23 Sep 1957128 Virgil Akins()6 Jun – 5 Dec 1958029 Don Jordan5 Dec 1958 – 27 May 1960230 Benny Paret27 May 1960 – 1 Apr 1961131 Emile Griffith1 Apr – 30 Sep 1961132 Benny Paret (2)30 Sep 1961 – 24 Mar 1962033 Emile Griffith (2)24 Mar 1962 – Feb 19632
WBA–WBC era (1963–1983)
No.NameDateDefenses1Emile Griffith() Feb – 21 Mar 1963 02Luis Manuel Rodríguez 21 Mar – 8 Jun 1963 03Emile Griffith (3) 8 Jun 1963 – 10 Jun 1966 54Curtis Cokes() 28 Nov 1966 – 18 Apr 1969 45José Nápoles 18 Apr 1969 – 3 Dec 1970 36Billy Backus 3 Dec 1970 – 4 Jun 1971 07 José Nápoles (2)4 Jun 1971 – 16 May 1975 98 Sugar Ray Leonard()16 Sep 1981 – 9 Nov 19821
WBA–WBC–IBF era (1983–2007) No.NameDateDefenses1Donald Curry() 6 Dec 1985 – 27 Sep 1986 02 Lloyd Honeyghan27 Sep 1986 – 5 Jan 198703 Cory Spinks()13 Dec 2003 – 5 Feb 200524 Zab Judah5 Feb 2005 – 7 Jan 20061
WBA–WBC–IBF–WBO era (2007–present) No.NameDateDefenses1 Terence Crawford()29 Jul – 9 Nov 20230
Light welterweight
NYSAC–NBA era (1921–1963) No.NameDateDefenses1 Carlos Ortiz()12 Jun 1959 – 1 Sep 196022 Duilio Loi1 Sep 1960 – 14 Sep 1962 23 Eddie Perkins14 Sep – 15 Dec 196204 Duilio Loi (2)15 Dec 1962 – 24 Jan 19630
WBA–WBC era (1963–1983) No.NameDateDefenses1Eddie Perkins (2)() 15 Jun 1963 – 18 Jan 1965 22Carlos Hernández 18 Jan 1965 – 29 Apr 1966 23Sandro Lopopolo 29 Apr 1966 – 30 Apr 1967 14Takeshi Fuji 30 Apr 1967 – 14 Nov 1968 1
WBA–WBC–IBF era (1983–2007)
No.NameDateDefenses1Kostya Tszyu()3 Nov 2001 – 9 Oct 20032
WBA–WBC–IBF–WBO era (2007–present) No.NameDateDefenses1Terence Crawford()19 Aug – 30 Aug 201702Josh Taylor()22 May 2021 – 14 May 20221
Lightweight NYSAC–NBA era (1921–1963)
No.NameDateDefenses1 Benny Leonard()Jan 1921 – 15 Jan 192532 Jimmy Goodrich()13 Jul – 7 Dec 192503 Rocky Kansas7 Dec 1925 – 3 Jul 192604 Sammy Mandell3 Jul 1926 – 17 Jul 193035 Al Singer17 Jul – 14 Nov 193006 Tony Canzoneri14 Nov 1930 – 23 Jun 193357 Barney Ross23 Jun 1933 – 15 Apr 193518 Tony Canzoneri (2)()10 May 1935 – 3 Sep 193618 Lou Ambers3 Sep 1936 – 17 Aug 193829 Henry Armstrong17 Aug 1938 – 22 Aug 1939110 Lou Ambers (2)22 Aug 1939 – 25 Mar 1940011 Sammy Angott()19 Dec 1941 – 14 Nov 1942112 Ike Williams()4 Aug 1947 – 25 May 1951513 Jimmy Carter25 May 1951 – 14 May 1952214 Lauro Salas14 May – 15 Oct 1952015 Jimmy Carter (2)15 Oct 1952 – 5 Mar 1954316 Paddy DeMarco5 Mar – 17 Nov 1954017 Jimmy Carter (3)17 Nov 1954 – 29 Jun 1955018 Wallace Bud Smith29 Jun 1955 – 24 Aug 1956119 Joe Brown24 Aug 1956 – 21 Apr 19621120 Carlos Ortiz21 Apr 1962 – 7 Apr 19631
WBA–WBC era (1963–1983) No.NameDateDefenses1Carlos Ortiz() 7 Apr 1963 – 10 Apr 1965 32Ismael Laguna 10 Apr – 13 Nov 1965 03Carlos Ortiz (2) 13 Nov 1965 – 25 Oct 1966 24Carlos Ortiz (3)() 1 Jul 1967 – 29 Jun 1968 15Carlos Cruz 29 Jun 1968 – 18 Feb 1969 16Mando Ramos 18 Feb 1969 – 3 Mar 1970 17Ismael Laguna (2) 3 Mar – 16 Sep 1970 18Ken Buchanan() 12 Feb – 25 Jun 1971 09Roberto Durán() 21 Jan 1978 – 2 Feb 1979 0
WBA–WBC–IBF era (1983–2007) No.NameDateDefenses1 Pernell Whitaker()11 Aug 1990 – 28 Feb 19923
WBA–WBC–IBF–WBO era (2007–present) No.NameDateDefenses1 Devin Haney()5 Jun 2022 – 1 Aug 20232
Super featherweight
NYSAC–NBA era (1921–1963) No.NameDateDefenses1 Tod Morgan()16 Dec 1927 – 19 Dec 192952 Benny Bass19 Dec – 31 Dec 19290
WBA–WBC era (1963–1983) No.NameDateDefenses1Gabriel Elorde() 16 Feb 1963 – 15 Jun 1967 52Yoshiaki Numata 15 Jun – 14 Dec 1967 03Hiroshi Kobayashi 14 Dec 1967 – 20 Jan 1969 2
Featherweight
NYSAC–NBA era (1922–1963) No.NameDateDefenses1 Tony Canzoneri10 Feb – 28 Sep 1928 02 André Routis28 Sep 1928 – 23 Sep 1929 13 Christopher Battalino23 Sep 1929 – 27 Jan 193254 Henry Armstrong()29 Oct 1937 – 12 Sep 193805 Joey Archibald()29 Oct 1939 – 29 Mar 194016 Willie Pep()7 Jun 1946 – 29 Oct 194827 Sandy Saddler29 Oct 1948 – 11 Feb 194908 Willie Pep (2)11 Feb 1949 – 8 Sep 195039 Sandy Saddler (2)8 Sep 1950 – 16 Jan 1957210 Hogan Bassey()24 Jun 1957 – 18 Mar 1959111 Davey Moore18 Mar 1959 – 21 Mar 19635
WBA–WBC era (1963–1983)
No.NameDateDefenses1Sugar Ramos() 21 Mar 1963 – 26 Sep 1964 32Vicente Saldívar 26 Sep 1964 – 14 Oct 1967 7
Super bantamweight
WBA–WBC–IBF–WBO era (2007–present)
No.NameDateDefenses1 Naoya Inoue(26 Dec 2023 – present7
Bantamweight
NYSAC–NBA era (1921–1963)