List of undisputed world boxing champions explained

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:

• 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 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	Jan 1921  - 23 Sep 1926	3
2	align=Left	Gene Tunney	23 Sep 1926 – 31 Jul 1928	2
3	align=lEft	Max Schmeling	12 Jun 1930  - 6 Jan 1931	0
4	align=lEft	Max Schmeling (2)	22 Jan  - 21 Jun 1932	0
5	Jack Sharkey	21 Jun 1932  - 29 Jun 1933	0
6	Primo Carnera	29 Jun 1933  - 14 Jun 1934	2
7	Max Baer	14 Jun 1934  - 13 Jun 1935	0
8	James J. Braddock	13 Jun 1935  - 22 Jun 1937	0
9	Joe Louis	22 Jun 1937 – 1 Mar 1949	26
10	Ezzard Charles	27 Sep 1950  - 18 Jul 1951	4
11	Jersey Joe Walcott	18 Jul 1951  - 23 Sep 1952	1
12	Rocky Marciano	23 Sep 1952 – 27 Apr 1956	6
13	Floyd Patterson	30 Nov 1956  - 26 Jun 1959	4
14	Ingemar Johansson	26 Jun 1959  - 29 Jun 1960	0
15	Floyd Patterson (2)	20 Jun 1960  - 25 Sep 1962	2
16	Sonny Liston	25 Sep 1962  - 22 Jul 1963	0

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Sonny Liston	22 Jul 1963  - 25 Feb 1964	0
2	Muhammad Ali	25 Feb  - 14 Sep 1964	0
3	Muhammad Ali (2)	6 Feb  - 28 Apr 1967	1
4	Joe Frazier	16 Feb 1970  - 22 Jan 1973	4
5	George Foreman	22 Jan 1973  - 29 Oct 1974	2
6	Muhammad Ali (3)	29 Oct 1974  - 15 Feb 1978	10
7	Leon Spinks	15 Feb  - 19 Mar 1978	0

WBA - WBC - IBF era (1983 - 2007)

No.	Name	Date	Defenses
1	Mike Tyson	1 Aug 1987  - 11 Feb 1990	6
2	Buster Douglas	11 Feb  - 25 Oct 1990	0
3	Evander Holyfield	25 Oct 1990  - 13 Nov 1992	3
4	Riddick Bowe	13 Nov  - 14 Dec 1992	0
5	Lennox Lewis	13 Nov 1999  - 12 Apr 2000	0

WBA - WBC - IBF - WBO era (2007 - present)

Cruiserweight

See also: List of world cruiserweight boxing champions.

WBA - WBC - IBF era (1983 - 2007)

No.	Name	Date	Defenses
1	Evander Holyfield	9 Apr  - Jul 1988	0
2	O'Neil Bell	7 Jan  - 6 Apr 2006	0

WBA - WBC - IBF - WBO era (2007 - present)

Light heavyweight

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

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	Georges Carpentier	Jan 1921  - 24 Sep 1922	0
2	Battling Siki	24 Sep 1922  - 17 Mar 1923	0
3	Mike McTigue	17 Mar 1923  - 23 May 1925	1
4	Paul Berlenbach	23 May 1925  - 16 Jul 1926	3
5	Jack Delaney	16 Jul 1926 – 26 Jul 1927	1
6	Tommy Loughran	7 Oct 1927 – 3 Sep 1929	5
7	Maxie Rosenbloom	25 Jun 1930  - 16 Nov 1934	7
8	Bob Olin	16 Nov 1934  - 31 Oct 1935	0
9	John Henry Lewis	31 Oct 1935 – 28 Jul 1938	3
10	Billy Conn	13 Jul 1939  - 20 Dec 1940	3
11	Gus Lesnevich	26 Aug 1941  - 26 Jul 1948	4
12	Freddie Mills	26 Jul 1948  - 24 Jan 1950	0
13	Joey Maxim	24 Jan 1950  - 17 Dec 1952	2
14	Archie Moore	17 Dec 1952 – 25 Oct 1960	8
15	Harold Johnson	12 May 1962  - 14 Feb 1963	1

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Harold Johnson	14 Feb  - 1 Jun 1963	0
2	Willie Pastrano	1 Jun 1963  - 30 Mar 1965	2
3	José Torres	30 Mar 1965  - 16 Dec 1966	3
4	Dick Tiger	16 Dec 1966  - 24 May 1968	2
5	Bob Foster	24 May 1968 – 9 Dec 1970	4
6	Bob Foster (2)	7 Apr 1972  - 16 Sep 1974	6
7	Michael Spinks	18 Mar 1983  - 25 Feb 1984	1

WBA - WBC - IBF era (1983 - 2007)

No.	Name	Date	Defenses
1	Michael Spinks	25 Feb 1984  - 9 Oct 1985	2
2	Roy Jones Jr.	5 Jun 1999  - 18 Nov 2002	7

Super middleweight

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

WBA - WBC - IBF - WBO era (2007 - present)

Middleweight

See also: List of world middleweight boxing champions.

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Johnny Wilson	Jan 1921  - 21 Jun 1922	3
2	align=left	Johnny Wilson (2)	12 Apr  - 31 Aug 1923	0
3	align=left	Harry Greb	31 Aug 1923  - 25 Feb 1926	4
4	align=left	Tiger Flowers	25 Feb  - 3 Dec 1926	1
5	align=left	Mickey Walker	3 Dec 1926 – 6 Jan 1931	3
6	align=left	Lou Brouillard	18 Sep  - 30 Oct 1933	0
7	align=left	Vince Dundee	30 Oct 1933  - 11 Sep 1934	2
8	align=left	Teddy Yarosz	11 Sep 1934  - 10 Sep 1935	0
9	align=left	Eddie Babe Risko	19 Sep 1935  - 11 Jul 1936	1
10	align=left	Freddie Steele	11 Jul 1936  - Jun 1938	5
11	align=left	Tony Zale	28 Nov 1941  - 16 Jul 1947	1
12	align=left	Tony Zale (2)	10 Jun  - 21 Sep 1948	0
13	align=left	Marcel Cerdan	21 Sep 1948  - 16 Jun 1949	0
14	align=left	Jake LaMotta	16 Jun 1949  - 14 Feb 1951	2
15	align=left	Sugar Ray Robinson	14 Feb  - 10 Jul 1951	0
16	align=left	Randolph Turpin	10 Jul  - 12 Sep 1951	0
17	align=left	Sugar Ray Robinson (2)	12 Sep 1951 – 19 Dec 1952	2
18	align=left	Bobo Olson	21 Oct 1953  - 9 Dec 1955	3
19	align=left	Sugar Ray Robinson (3)	9 Dec 1955  - 2 Jan 1957	1
20	align=left	Gene Fullmer	2 Jan  - 1 May 1957	0
21	align=left	Sugar Ray Robinson (4)	1 May  - 23 Sep 1957	0
22	align=left	Carmen Basilio	23 Sep 1957  - 25 Mar 1958	0
23	align=left	Sugar Ray Robinson (5)	25 Mar 1958 – 4 May 1959	0
24	align=left	Dick Tiger	9 Nov 1962  - 10 Aug 1963	1

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Dick Tiger	10 Aug  - 7 Dec 1963	0
2		7 Dec 1963  - 21 Oct 1965	1
3	Dick Tiger (2)	21 Oct 1965  - 25 Apr 1966	0
4		25 Apr 1966  - 4 Mar 1968	2
5		4 Mar 1968  - 7 Nov 1970	4
6		7 Nov 1970 – 23 Apr 1974	9
7	Carlos Monzón (2)	26 Jun 1976 – 29 Aug 1977	1
8	Rodrigo Valdez	5 Nov 1977  - 22 Apr 1978	0
9	Hugo Corro	22 Apr 1978  - 30 Jun 1979	2
10	Vito Antuofermo	30 Jun 1979  - 16 Mar 1980	1
11	Alan Minter	16 Mar  - 27 Sep 1980	1
12	Marvin Hagler	27 Sep 1980  - 27 May 1983	6

WBA - WBC - IBF era (1983 - 2007)

No.	Name	Date	Defenses
1	align=left	Marvin Hagler	27 May 1983  - 6 Apr 1987	5
2	align=left	Bernard Hopkins	29 Sep 2001  - 16 Jul 2005	6
3	align=left	Jermain Taylor	16 Jul  - 11 Oct 2005	0

Light middleweight

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

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Denny Moyer	19 Feb  - 29 Apr 1963	0
2		29 Apr  - 7 Sep 1963	1
3		7 Sep 1963  - 18 Jun 1965	3
4		18 Jun 1965  - 25 Jun 1966	1
5		25 Jun 1966  - 26 May 1968	2
6	Sandro Mazzinghi (2)	26 May – 28 Oct 1968	1
7	Freddie Little	17 Mar 1969  - 9 Jul 1970	2
8	Carmelo Bossi	9 Jul 1970  - 31 Oct 1971	1
9	Koichi Wajima	31 Oct 1971  - 4 Jun 1974	6
10	Oscar Albarado	4 Jun 1974  - 21 Jan 1975	1
11	Koichi Wajima (2)	21 Jan 1975 – 6 Mar 1975	0

WBA - WBC - IBF - WBO era (2007 - present)

Welterweight

See also: List of world welterweight boxing champions.

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Jack Britton	Jan 1921  - 1 Nov 1922	4
2	align=left	Mickey Walker	1 Nov 1922  - 6 Jun 1923	0
3	align=left	Mickey Walker (2)	Nov 1923  - 20 May 1926	3
4	align=left	Pete Latzo	20 May 1926  - 3 Jun 1927	2
5	align=left	Joe Dundee	3 Jun 1927 – 22 Mar 1929	2
6	align=left	Jackie Fields	25 Jul 1929  - 9 May 1930	0
7	align=left	Jack Thompson	9 May  - 5 Sep 1930	0
8	align=left	Tommy Freeman	5 Sep 1930  - 14 Apr 1931	0
9	align=left	Jack Thompson (2)	14 Apr  - 23 Oct 1931	0
10	align=left	Lou Brouillard	23 Oct 1931  - 28 Jan 1932	0
11	align=left	Jackie Fields (2)	28 Jan 1932  - 22 Feb 1933	0
12	align=left	Young Corbett III	22 Feb 1933  - 29 May 1933	0
13	align=left	Jimmy McLarnin	29 May 1933  - 28 May 1934	0
14	align=left	Barney Ross	28 May  - 17 Sep 1934	0
15	align=left	Jimmy McLarnin (2)	17 Sep 1934  - 28 May 1935	0
16	align=left	Barney Ross (2)	28 May 1935  - 31 May 1938	2
17	align=left	Henry Armstrong	31 May 1938  - 4 Oct 1940	19
18	align=left	Fritzie Zivic	4 Oct 1940  - 29 Jul 1941	1
19	align=left	Freddie Cochrane	29 Jul 1941  - 1 Feb 1946	0
20	align=left	Marty Servo	1 Feb – 25 Sep 1946	0
21	align=left	Sugar Ray Robinson	20 Dec 1946 – 15 Feb 1951	4
22	align=left	Kid Gavilán	18 May 1951  - 20 Oct 1954	7
23	align=left	Johnny Saxton	20 Oct 1954  - 1 Apr 1955	0
24	align=left	Tony DeMarco	1 Apr 1955  - 14 Mar 1956	0
25	align=left	Carmen Basilio	10 Jun 1955  - 12 Sep 1956	0
26	align=left	Johnny Saxton (2)	14 Mar  - 12 Sep 1956	0
27	align=left	Carmen Basilio (2)	12 Sep 1956 – 23 Sep 1957	1
28	align=left	Virgil Akins	6 Jun  - 5 Dec 1958	0
29	align=left	Don Jordan	5 Dec 1958  - 27 May 1960	2
30	align=left	Benny Paret	27 May 1960  - 1 Apr 1961	1
31	align=left	Emile Griffith	1 Apr  - 30 Sep 1961	1
32	align=left	Benny Paret (2)	30 Sep 1961  - 24 Mar 1962	0
33	align=left	Emile Griffith (2)	24 Mar 1962  - Feb 1963	2

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Emile Griffith	Feb  - 21 Mar 1963	0
2		21 Mar  - 8 Jun 1963	0
3	Emile Griffith (2)	8 Jun 1963 – 10 Jun 1966	5
4	Curtis Cokes	28 Nov 1966  - 18 Apr 1969	4
5		18 Apr 1969  - 3 Dec 1970	3
6		3 Dec 1970  - 4 Jun 1971	0
7	align=left	José Nápoles (2)	4 Jun 1971  - 16 May 1975	9
8	align=left	Sugar Ray Leonard	16 Sep 1981 – 9 Nov 1982	1

WBA - WBC - IBF era (1983 - 2007)

No.	Name	Date	Defenses
1	Donald Curry	6 Dec 1985  - 27 Sep 1986	0
2	align=left	Lloyd Honeyghan	27 Sep 1986 – 5 Jan 1987	0
3	align=left	Cory Spinks	13 Dec 2003  - 5 Feb 2005	2
4	align=left	Zab Judah	5 Feb 2005  - 7 Jan 2006	1

WBA - WBC - IBF - WBO era (2007 - present)

Light welterweight

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

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Carlos Ortiz	12 Jun 1959  - 1 Sep 1960	2
2	align=left	Duilio Loi	1 Sep 1960  - 14 Sep 1962	2
3	align=left	Eddie Perkins	14 Sep  - 15 Dec 1962	0
4	align=left	Duilio Loi (2)	15 Dec 1962  - 24 Jan 1963	0

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Eddie Perkins	15 Jun 1963  - 18 Jan 1965	2
2		18 Jan 1965  - 29 Apr 1966	2
3		29 Apr 1966  - 30 Apr 1967	1
4		30 Apr 1967 – 14 Nov 1968	1

WBA - WBC - IBF - WBO era (2007 - present)

No.	Name	Date	Defenses
1	Terence Crawford	19 Aug  - 30 Aug 2017	0
2	Josh Taylor	22 May 2021  - 14 May 2022	1

Lightweight

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Benny Leonard	Jan 1921 – 15 Jan 1925	3
2	align=left	Jimmy Goodrich	13 Jul  - 7 Dec 1925	0
3	align=left	Rocky Kansas	7 Dec 1925  - 3 Jul 1926	0
4	align=left	Sammy Mandell	3 Jul 1926  - 17 Jul 1930	3
5	align=left	Al Singer	17 Jul  - 14 Nov 1930	0
6	align=left	Tony Canzoneri	14 Nov 1930  - 23 Jun 1933	5
7	align=left	Barney Ross	23 Jun 1933 – 15 Apr 1935	1
8	align=left	Tony Canzoneri (2)	10 May 1935  - 3 Sep 1936	1
8	align=left	Lou Ambers	3 Sep 1936  - 17 Aug 1938	2
9	align=left	Henry Armstrong	17 Aug 1938  - 22 Aug 1939	1
10	align=left	Lou Ambers (2)	22 Aug 1939 – 25 Mar 1940	0
11	align=left	Sammy Angott	19 Dec 1941 – 14 Nov 1942	1
12	align=left	Ike Williams	4 Aug 1947  - 25 May 1951	5
13	align=left	Jimmy Carter	25 May 1951  - 14 May 1852	2
14	align=left	Lauro Salas	14 May  - 15 Oct 1952	0
15	align=left	Jimmy Carter (2)	15 Oct 1952  - 5 Mar 1954	3
16	align=left	Paddy DeMarco	5 Mar  - 17 Nov 1954	0
17	align=left	Jimmy Carter (3)	17 Nov 1954  - 29 Jun 1955	0
18	align=left	Wallace Bud Smith	29 Jun 1955  - 24 Aug 1956	1
19	align=left	Joe Brown	24 Aug 1956  - 21 Apr 1962	11
20	align=left	Carlos Ortiz	21 Apr 1962  - 7 Apr 1963	1

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Carlos Ortiz	7 Apr 1963  - 10 Apr 1965	3
2		10 Apr  - 13 Nov 1965	0
3	Carlos Ortiz (2)	13 Nov 1965  - 25 Oct 1966	2
4	Carlos Ortiz (3)	1 Jul 1967  - 29 Jun 1968	1
5		29 Jun 1968  - 18 Feb 1969	1
6		18 Feb 1969  - 3 Mar 1970	1
7	Ismael Laguna (2)	3 Mar – 16 Sep 1970	1
8	Ken Buchanan	12 Feb – 25 Jun 1971	0
9	Roberto Durán	21 Jan 1978 – 2 Feb 1979	0

WBA - WBC - IBF - WBO era (2007 - present)

Super featherweight

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

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Tod Morgan	16 Dec 1927  - 19 Dec 1929	5
2	align=left	Benny Bass	19 Dec  - 31 Dec 1929	0

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Gabriel Elorde	16 Feb 1963  - 15 Jun 1967	5
2		15 Jun  - 14 Dec 1967	0
3		14 Dec 1967 – 20 Jan 1969	2

Featherweight

See also: List of world featherweight boxing champions.

NYSAC - NBA era (1922 - 1963)

No.	Name	Date	Defenses
1	align=left	Benny Bass	12 Sep 1927  - 10 Feb 1928	0
2	align=left	Tony Canzoneri	10 Feb  - 28 Sep 1928	0
3	align=left	André Routis	28 Sep 1928  - 23 Sep 1929	1
4	align=left	Christopher Battalino	23 Sep 1929 – 27 Jan 1932	5
5	align=left	Henry Armstrong	29 Oct 1937 – 12 Sep 1938	0
6	align=left	Joey Archibald	29 Oct 1939 – 29 Mar 1940	1
7	align=left	Willie Pep	7 Jun 1946  - 29 Oct 1948	2
8	align=left	Sandy Saddler	29 Oct 1948  - 11 Feb 1949	0
9	align=left	Willie Pep (2)	11 Feb 1949  - 8 Sep 1950	3
10	align=left	Sandy Saddler (2)	8 Sep 1950 – 16 Jan 1957	2
11	align=left	Hogan Bassey	24 Jun 1957  - 18 Mar 1959	1
12	align=left	Davey Moore	18 Mar 1959  - 21 Mar 1963	5

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Sugar Ramos	21 Mar 1963  - 26 Sep 1964	3
2		26 Sep 1964 – 14 Oct 1967	7

Super bantamweight

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

WBA - WBC - IBF - WBO era (2007 - present)

Bantamweight

See also: List of world bantamweight boxing champions.

NYSAC - NBA era (1921 - 1963)

No.	Name	Date	Defenses
1	align=left	Joe Lynch	Jan  - 25 Jul 1921	0
2	align=left		25 Jul  - 23 Sep 1921	0
3	align=left		23 Sep 1921  - 10 Jul 1922	1
4	align=left	Joe Lynch (2)	10 Jul 1922  - 19 Oct 1923	2
5	align=left	Abe Goldstein	21 Mar  - 19 Dec 1924	3
6	align=left	Eddie Martin	19 Dec 1924  - 20 Mar 1925	0
7	align=left	Charley Phil Rosenberg	20 Mar 1925 – 18 Oct 1926	0
8	align=left	Bushy Graham	23 May 1928 – Jan 1929	0
9	align=left	Panama Al Brown	18 Jun 1929  - 3 Feb 1930	0
10	align=left	Panama Al Brown (2)	4 Oct 1930  - 28 Mar 1934	7
11	align=left	Lou Salica	26 Aug  - 15 Nov 1935	0
12	align=left	Sixto Escobar	15 Nov 1935  - 23 Sep 1937	3
13	align=left	Harry Jeffra	23 Sep 1937  - 20 Feb 1938	0
14	align=left	Sixto Escobar (2)	20 Feb 1938 – 26 Oct 1939	1
15	align=left	Lou Salica (2)	24 Sep 1940  - 7 Aug 1942	3
16	align=left	Manuel Ortiz	10 Mar 1943  - 6 Jan 1947	12
17	align=left	Harold Dade	6 Jan  - 11 Mar 1947	0
18	align=left	Manuel Ortiz (2)	11 Mar 1947  - 31 May 1950	4
19	align=left	Vic Toweel	31 May 1950  - 15 Nov 1952	3
20	align=left	Jimmy Carruthers	15 Nov 1952 – 16 May 1954	3
21	align=left	Robert Cohen	19 Sep 1954 – 23 Dec 1954	1
22	align=left	Alphonse Halimi	6 Nov 1957  - 8 Jul 1959	0
23	align=left	José Becerra	8 Jul 1959 – 30 Aug 1960	2
24	align=left	Éder Jofre	18 Jan 1962  - 4 Apr 1963	2

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	Éder Jofre	4 Apr 1963  - 18 May 1965	2
2		18 May 1965  - 27 Feb 1968	4
3		27 Feb 1968  - 22 Aug 1969	3
4		22 Aug 1969  - 16 Oct 1970	2
5		16 Oct 1970  - 2 Apr 1971	0
6	Rubén Olivares (2)	2 Apr 1971  - 19 Mar 1972	2
7		19 Mar  - 29 Jul 1972	0
8	Enrique Pinder	29 Jul 1972  - 5 Jan 1973	0

WBA - WBC - IBF - WBO era (2007 - present)

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	align=left	Pancho Villa	18 Jun 1923 – 14 Jul 1925	3
2	align=left	Fidel LaBarba	22 Aug 1925 – 29 Aug 1927	2
3	align=left	Benny Lynch	19 Jan 1937 – 29 Jun 1938	1
4	align=left	Jackie Paterson	14 Oct 1943 – 30 Jul 1947	1
5	align=left	Rinty Monaghan	20 Oct 1947 – 30 Mar 1950	3
6	align=left	Dado Marino	1 Aug 1950  - 19 May 1952	1
7	align=left	Yoshio Shirai	19 May 1952  - 26 Nov 1954	4
8	align=left	Pascual Perez	26 Nov 1954  - 16 Apr 1960	9
9	align=left	Pone Kingpetch	16 Apr 1960  - 10 Oct 1962	3
10	align=left	Fighting Harada	10 Oct 1962  - 12 Jan 1963	0
11	align=left	Pone Kingpetch (2)	12 Jan – 14 Feb 1963	0

WBA - WBC era (1963 - 1983)

No.	Name	Date	Defenses
1	align=left	Pone Kingpetch	14 Feb  - 18 Sep 1963	0
2	align=left	Hiroyuki Ebihara	18 Sep 1963  - 23 Jan 1964	0
3	align=left	Pone Kingpetch (2)	23 Jan 1964  - 23 Apr 1965	0
4	align=left	Salvatore Burruni	23 Apr – 1 Nov 1965	0
5	align=left	Horacio Accavallo	1 Mar 1966 – 2 Oct 1968	1

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.

List of champions in multiple weight classes

Below is a list of boxers that held undisputed championship in at least two different weight classes. As of May 26, 2024, Henry Armstrong remains the only boxer to have held the claim in three weight classes.

Name	Weight class	Date
Mickey Walker	Welterweight	1 Nov 1922
	Middleweight	3 Dec 1926
Benny Bass	Featherweight	12 Sep 1927
	Super featherweight	19 Dec 1929
Tony Canzoneri	Featherweight	10 Feb 1928
	Lightweight	14 Nov 1930
Lou Brouillard	Welterweight	23 Oct 1931
	Middleweight	18 Sep 1933
Barney Ross	Lightweight	23 Jun 1933
	Welterweight	28 May 1934
Henry Armstrong	Featherweight	29 Oct 1937
	Welterweight	31 May 1938
	Lightweight	17 Aug 1938
Sugar Ray Robinson	Welterweight	20 Dec 1946
	Middleweight	14 Feb 1951
Carmen Basilio	Welterweight	10 Jun 1955
	Middleweight	23 Sep 1957
Carlos Ortiz	Light welterweight	12 Jun 1959
	Lightweight	21 Apr 1962
Fighting Harada	Flyweight	10 Oct 1962
	Bantamweight	18 May 1965
Emile Griffith	Welterweight	1 Apr 1961
	Middleweight	25 Apr 1966
Dick Tiger	Middleweight	10 Aug 1963
	Light heavyweight	16 Dec 1966
Nino Benvenuti	Light middleweight	18 Jun 1965
	Middleweight	17 Apr 1967
Evander Holyfield	Cruiserweight	9 Apr 1988
	Heavyweight	25 Oct 1990
Terence Crawford	Light welterweight	19 Aug 2017
	Welterweight	29 Jul 2023
Naoya Inoue	Bantamweight	13 Dec 2022
	Super bantamweight	26 Dec 2023
Oleksandr Usyk	Cruiserweight	21 July 2018
	Heavyweight	18 May 2024

See also

• List of current world boxing champions
• List of WBA world champions
• List of WBC world champions
• List of IBF world champions
• List of WBO world champions
• List of The Ring world champions
• Undisputed championship (boxing)

External links

• BoxRec Official Website
• IBHOF website
• World Titles (State Athletic Commission; pre-WBC)
• National / World Boxing Association(1921 -)
• International Boxing Federation(1983 -)
• World Boxing Organization(1988 -)

Notes and References

1. CompareWeb site: WBC Bantamweight Ratings (incl. WBO) . WBC . November 15, 2008 . https://web.archive.org/web/20040803120516/http://www.wbcboxing.com/WBCboxing/Portal/cfpages/contentmgr.cfm?docId=107&docTipo=4&orderby=docid&sortby=ASC . August 3, 2004 . and
   Web site: WBC Bantamweight Ratings (excl. WBO) . WBC . November 15, 2008 . https://web.archive.org/web/20040204000015/http://www.wbcboxing.com/WBCboxing/Portal/cfpages/contentmgr.cfm?docId=107&docTipo=4&orderby=docid&sortby=ASC . February 4, 2004 .
2. Web site: IBF/USBA Rules Governing Championship Contests . May 2006 . 10–11 . For the purpose of unification of titles, the Champions of the World Boxing Association ('WBA') and the World Boxing Council ('WBC') may be designated as 'elite contenders' and may be permitted to fight for the unified title. Unification bouts with other organizations will be considered on a case to case basis. . IBF . November 15, 2008.
3. Web site: https://web.archive.org/web/20070202042341/http://www.ibf-usba-boxing.com/ . IBF Ratings . February 2007 . IBF . November 15, 2008 . February 2, 2007 .
4. Web site: IBF . 26 June 2024 . IBF Heavyweight title status. live . IBF. https://web.archive.org/web/20240626175044/https://www.ibf-usba-boxing.com/ibf-heavyweight-title-status/. 26 June 2024. 27 June 2024.