| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Hiroki Ioka |
Japan |
October 18, 1987 - November 13, 1988 |
2 |
| 2 |
Napa Kiatwanchai |
Thailand |
November 13, 1988 - November 12, 1989 |
2 |
| 3 |
Jum Hwan Choi |
South Korea |
November 12, 1989 - February 7, 1990 |
0 |
| 4 |
Hideyuki Ohashi |
Japan |
February 7, 1990 - December 25, 1990 |
1 |
| 5 |
Ricardo López |
Mexico |
October 25, 1990 - September, 1999 |
21 |
| 6 |
Wandee Singwancha |
Thailand |
September, 1999 - February 11, 2000 |
0 |
| 7 |
José Antonio Aguirre |
Mexico |
February 11, 2000 - January 10, 2004 |
7 |
| 8 |
Eagle Den Junlaphan |
Thailand |
January 10, 2004 - December 18, 2004 |
1 |
| 9 |
Isaac Bustos |
Mexico |
December 18, 2004 - April 4, 2005 |
0 |
| 10 |
Katsunari Takayama |
Japan |
April 4, 2005 - August 6, 2005 |
0 |
| 11 |
Eagle Den Junlaphan |
Thailand |
August 6, 2005 - November 29, 2007 |
4 |
| 12 |
Oleydong Sithsamerchai |
Thailand |
November 29, 2007 - Present |
2 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Franco Udella |
Italy |
April 4, 1975 - 1975 |
0 |
| 2 |
Luis Estaba |
Venezuela |
September 13, 1975 - February 19, 1978 |
11 |
| 3 |
Freddy Castillo |
Mexico |
February 19, 1978 - May 6, 1978 |
0 |
| 4 |
Netrnoi Sor Vorasingh |
Thailand |
May 6, 1978 - September 30, 1978 |
1 |
| 5 |
Sung Jun Kim |
South Korea |
September 30, 1978 - January 3, 1980 |
3 |
| 6 |
Shigeo Nakajima |
Japan |
January 3, 1980 - March 24, 1980 |
0 |
| 7 |
Hilario Zapata |
Panama |
March 24, 1980 - February 6, 1982 |
8 |
| 8 |
Amado Ursua |
Mexico |
February 6, 1982 - April 13, 1982 |
0 |
| 9 |
Tadashi Tomori |
Japan |
April 13, 1982 - July 20, 1982 |
0 |
| 10 |
Hilario Zapata |
Panama |
July 20, 1982 - March 26, 1983 |
2 |
| 11 |
Jung Koo Chang |
South Korea |
March 26, 1983 - December 11, 1988 |
15 |
| 12 |
German Torres |
Mexico |
December 11, 1988 - March 19, 1989 |
0 |
| 13 |
Yul Woo Lee |
South Korea |
March 19, 1989 - June 25, 1989 |
0 |
| 14 |
Humberto Gonzalez |
Mexico |
June 25, 1989 - December 19, 1990 |
5 |
| 15 |
Rolando Pascua |
Philippines |
December 19, 1990 - March 25, 1991 |
0 |
| 16 |
Melchor Cob Castro |
Mexico |
March 25, 1991 - June 3, 1991 |
0 |
| 17 |
Humberto Gonzalez |
Mexico |
June 3, 1991 - March 13, 1993 |
4 |
| 18 |
Michael Carbajal |
United States |
March 13, 1993 - February 19, 1994 |
2 |
| 19 |
Humberto Gonzalez |
Mexico |
February 19, 1994 - July 15, 1995 |
3 |
| 20 |
Saman Sorjaturong |
Thailand |
July 15, 1995 - October 17, 1999 |
10 |
| 21 |
Yo Sam Choi |
South Korea |
October 17, 1999 - July 6, 2002 |
3 |
| 22 |
Jorge Armando Arce |
Mexico |
July 6, 2002 - December 18, 2004 |
7 |
| 23 |
Eric Ortiz |
Mexico |
March 11, 2005 - September 10, 2005 |
0 |
| 24 |
Brian Viloria |
Philippines |
September 10, 2005 - August 10, 2006 |
1 |
| 25 |
Omar Nino |
Mexico |
August 10, 2006 - November 18, 2006 |
4 |
| 26 |
Edgar Sosa |
Mexico |
April 14, 2007 - Current |
5 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Hiroyuki Ebihara |
Japan |
September 18, 1963 - January 23, 1964 |
0 |
| 2 |
Pone Kingpetch |
Thailand |
January 23, 1964 - April 23, 1965 |
3 |
| 3 |
Salvatore Burruni |
Italy |
April 23, 1965 - June 14, 1966 |
1 |
| 4 |
Walter McGowan |
United Kingdom |
June 14, 1966 - December 30, 1966 |
0 |
| 5 |
Chartchai Chionoi |
Thailand |
December 30, 1966 - February 23, 1969 |
4 |
| 6 |
Efren Torres |
Mexico |
February 23, 1969 - March 20, 1970 |
0 |
| 7 |
Chartchai Chionoi |
Thailand |
March 20, 1970 - December 7, 1970 |
0 |
| 8 |
Erbito Salavarria |
Philippines |
December 7, 1970 - 1972 |
2 |
| 9 |
Betulio González |
Venezuela |
June 3, 1972 - September 29, 1972 |
0 |
| 10 |
Venice Borkhorsor |
Thailand |
September 29, 1972 - 1973 |
1 |
| 11 |
Betulio González |
Venezuela |
August 4, 1973 - October 1, 1974 |
2 |
| 12 |
Shoji Oguma |
Japan |
October 1, 1974 - January 8, 1975 |
0 |
| 13 |
Miguel Canto |
Mexico |
January 8, 1975 - March 18, 1979 |
14 |
| 14 |
Chan Hee Park |
South Korea |
March 18, 1979 - September 9, 1979 |
1 |
| 15 |
Miguel Canto |
Mexico |
September 9, 1979 - 1979 |
0 |
| 16 |
Chan Hee Park |
South Korea |
December 16, 1979 - May 18, 1980 |
2 |
| 17 |
Shoji Oguma |
Japan |
May 18, 1980 - May 12, 1981 |
3 |
| 18 |
Antonio Avelar |
Mexico |
May 12, 1981 - March 20, 1982 |
1 |
| 19 |
Prudencio Cardona |
Colombia |
March 20, 1982 - July 24, 1982 |
0 |
| 20 |
Freddy Castillo |
Mexico |
July 24, 1982 - November 6, 1982 |
0 |
| 21 |
Eleoncio Mercedes |
Dominican Republic |
November 6, 1982 - March 15, 1983 |
0 |
| 22 |
Charlie Magri |
United Kingdom |
March 15, 1983 - September 27, 1983 |
0 |
| 23 |
Frank Cedeno |
Philippines |
September 27, 1983 - January 18, 1984 |
0 |
| 24 |
Koji Kobayashi |
Japan |
January 18, 1984 - April 9, 1984 |
0 |
| 25 |
Gabriel Bernal |
Mexico |
April 9, 1984 - October 8, 1984 |
1 |
| 26 |
Sot Chitalada |
Thailand |
October 8, 1984 - July 24, 1988 |
6 |
| 27 |
Yong Kang Kim |
South Korea |
July 24, 1988 - June 3, 1989 |
2 |
| 28 |
Sot Chitalada |
Thailand |
June 3, 1989 - February 15, 1991 |
4 |
| 29 |
Muangchai Kittikasem |
Thailand |
February 15, 1991 - June 23, 1993 |
3 |
| 30 |
Yuri Arbachakov |
Russia |
June 23, 1993 - 1997 |
9 |
| 31 |
Chatchai Sasakul |
Thailand |
May 9, 1997 - December 4, 1998 |
2 |
| 32 |
Manny Pacquiao |
Philippines |
December 4, 1998 - September 17, 1999 |
1 |
| 33 |
Medgoen Singsurat |
Thailand |
September 17, 1999 - May 19, 2000 |
1 |
| 34 |
Malcolm Tunacao |
Philippines |
May 19, 2000 - March 2, 2001 |
1 |
| 35 |
Pongsaklek Wonjongkam |
Thailand |
March 2, 2001 - July 18, 2007 |
17 |
| 36 |
Daisuke Naito |
Japan |
July 18, 2007 - Now |
4 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Eder Jofre |
Brazil |
April 4, 1963 - May 18, 1965 |
2 |
| 2 |
Fighting Harada |
Japan |
May 18, 1965 - February 27, 1968 |
4 |
| 3 |
Lionel Rose |
Australia |
February 27, 1968 - August 22, 1969 |
3 |
| 4 |
Ruben Olivares |
Mexico |
August 22, 1969 - October 16, 1970 |
2 |
| 5 |
Chucho Castillo |
Mexico |
October 16, 1970 - April 2, 1971 |
0 |
| 6 |
Ruben Olivares |
Mexico |
April 2, 1971 - March 19, 1972 |
3 |
| 7 |
Rafael Herrera |
Mexico |
March 19, 1972 - July 29, 1972 |
0 |
| 8 |
Enrique Pinder |
Panama |
July 29, 1972 - 1973 |
0 |
| 9 |
Rafael Herrera |
Mexico |
April 14, 1973 - December 7, 1974 |
2 |
| 10 |
Rodolfo Martinez |
Mexico |
December 7, 1974 - May 8, 1976 |
3 |
| 11 |
Carlos Zarate |
Mexico |
May 8, 1976 - June 3, 1979 |
9 |
| 12 |
Lupe Pintor |
Mexico |
June 3, 1979 - May 4, 1985 |
8 |
| 13 |
Alberto Davila |
United States |
September 1, 1983 - May 26, 1984 |
1 |
| 14 |
Daniel Zaragoza |
Mexico |
May 4, 1985 - August 9, 1985 |
0 |
| 15 |
Miguel Lora |
Colombia |
August 9, 1985 - October 29, 1988 |
7 |
| 16 |
Raul Perez |
Mexico |
October 29, 1988 - February 25, 1991 |
7 |
| 17 |
Greg Richardson |
United States |
February 25, 1991 - September 19, 1991 |
1 |
| 18 |
Joichiro Tatsuyoshi |
Japan |
September 19, 1991 - September 17, 1992 |
0 |
| 19 (Interim) |
Victor Rabanales |
Mexico |
March 30, 1992 - March 28, 1993 |
4 |
| 20 |
Jung Il Byun |
South Korea |
March 28, 1993 - 1993 |
1 |
| 21 (Interim) |
Joichiro Tatsuyoshi |
Japan |
July 22, 1993 - December 4, 1994 |
0 |
| 22 |
Yasuei Yakushiji |
Japan |
December 23, 1993 - July 30, 1995 |
4 |
| 23 |
Wayne McCullough |
United States |
July 30, 1995 - August 10, 1996 |
2 |
| 24 |
Sirimongkol Singwangcha |
Thailand |
August 10, 1996 - November 22, 1997 |
3 |
| 25 |
Joichiro Tatsuyoshi |
Japan |
November 22, 1997 - December 29, 1998 |
2 |
| 26 |
Veeraphol Sahaprom |
Thailand |
December 29, 1998 - April 16, 2005 |
14 |
| 27 |
Hozumi Hasegawa |
Japan |
April 16, 2005 - Current |
9 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Rigoberto Riasco |
Panama |
April 3, 1976 - October 9, 1976 |
2 |
| 2 |
Royal Kobayashi |
Japan |
October 9, 1976 - November 24, 1976 |
0 |
| 3 |
Dong Kyun Yum |
South Korea |
November 24, 1976 - May 21, 1977 |
1 |
| 4 |
Wilfredo Gómez |
Puerto Rico |
May 21, 1977 - 1983 |
17 |
| 5 |
Jaime Garza |
United States |
June 15, 1983 - November 3, 1984 |
1 |
| 6 |
Juan Meza |
United States |
November 3, 1984 - August 18, 1985 |
1 |
| 7 |
Lupe Pintor |
Mexico |
August 18, 1985 - January 18, 1986 |
0 |
| 8 |
Samart Payakaroon |
Thailand |
January 18, 1986 - May 8, 1987 |
1 |
| 9 |
Jeff Fenech |
Australia |
May 8, 1987 - 1987 |
2 |
| 10 |
Daniel Zaragoza |
Mexico |
February 29, 1988 - April 23, 1990 |
5 |
| 11 |
Paul Banke |
United States |
April 23, 1990 - November 5, 1990 |
1 |
| 12 |
Pedro Ruben Decima |
Argentina |
November 5, 1990 - February 23, 1991 |
0 |
| 13 |
Kiyoshi Hatanaka |
Japan |
February 23, 1991 - June 24, 1991 |
0 |
| 14 |
Daniel Zaragoza |
Mexico |
June 24, 1991 - March 20, 1992 |
2 |
| 15 |
Thierry Jacob |
France |
March 20, 1992 - June 23, 1992 |
0 |
| 16 |
Tracy Harris Patterson |
United States |
June 23, 1992 - August 26, 1994 |
4 |
| 17 |
Hector Acero Sanchez |
Dominican Republic |
August 26, 1994 - November 6, 1995 |
2 |
| 18 |
Daniel Zaragoza |
Mexico |
November 6, 1995 - September 6, 1997 |
2 |
| 19 |
Erik Morales |
Mexico |
September 6, 1997 - 2000 |
9 |
| 20 |
Willie Jorrin |
United States |
September 9, 2000 - 2002 |
2 |
| 21 |
Oscar Larios |
Mexico |
May 17, 2002 - December 12, 2005 |
11 |
| 22 |
Israel Vázquez |
Mexico |
December 12, 2005 - March 3, 2007 |
2 |
| 23 |
Rafael Márquez |
Mexico |
March 3, 2007 - August 4, 2007 |
0 |
| 24 |
Israel Vázquez |
Mexico |
August 4, 2007 - June 2, 2009 (vacated) |
1 |
| 25 |
Toshiaki Nishioka |
Japan |
September 15, 2008 - Now |
1 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Sugar Ramos |
United States |
March 21, 1963 - September 26, 1964 |
3 |
| 2 |
Vicente Saldivar |
Mexico |
September 26, 1964 - 1967 |
7 |
| 3 |
Howard Winstone |
United Kingdom |
January 23, 1968 - July 24, 1968 |
0 |
| 4 |
Jose Legra |
Cuba |
July 24, 1968 - January 21, 1969 |
0 |
| 5 |
Johnny Famechon |
Australia |
January 21, 1969 - May 9, 1970 |
2 |
| 6 |
Vicente Saldivar |
Mexico |
May 9, 1970 - December 11, 1970 |
0 |
| 7 |
Kuniaki Shibata |
Japan |
December 11, 1970 - May 19, 1972 |
2 |
| 8 |
Clemente Sánchez |
Mexico |
May 19, 1972 - December 16, 1972 |
0 |
| 9 |
José Legra |
Spain/ Cuba |
December 16, 1972 - May 5, 1973 |
0 |
| 10 |
Eder Jofre |
Brazil |
May 5, 1973 - 1974 |
1 |
| 11 |
Bobby Chacon |
United States |
September 7, 1974 - June 20, 1975 |
1 |
| 12 |
Ruben Olivares |
Mexico |
June 20, 1975 - September 20, 1975 |
0 |
| 13 |
David Kotei |
Ghana |
September 20, 1975 - November 13, 1976 |
2 |
| 14 |
Danny López |
United States |
November 13, 1976 - February 2, 1980 |
8 |
| 15 |
Salvador Sánchez |
Mexico |
February 2, 1980 - 1982 |
9 |
| 16 |
Juan LaPorte |
Puerto Rico |
September 15, 1982 - March 31, 1984 |
2 |
| 17 |
Wilfredo Gómez |
Puerto Rico |
March 31, 1984 - December 8, 1984 |
0 |
| 18 |
Azumah Nelson |
Ghana |
December 8, 1984 - 1987 |
6 |
| 19 |
Jeff Fenech |
Australia |
March 7, 1988 - 1990 |
3 |
| 20 |
Marcos Villasana |
Mexico |
June 2, 1990 - November 14, 1991 |
3 |
| 19 |
Paul Hodkinson |
United Kingdom |
November 14, 1991 - April 28, 1993 |
3 |
| 20 |
Gregorio Vargas |
Mexico |
April 28, 1993 - December 4, 1993 |
0 |
| 21 |
Kevin Kelley |
United States |
December 4, 1993 - January 7, 1995 |
2 |
| 22 |
Alejandro Gonzalez |
Mexico |
January 7, 1995 - September 23, 1995 |
2 |
| 23 |
Manuel Medina |
Mexico |
September 23, 1995 - December 11, 1995 |
0 |
| 24 |
Luisito Espinosa |
Philippines |
December 11, 1995 - May 15, 1999 |
7 |
| 25 |
Cesar Soto |
Mexico |
May 15, 1999 - October 22, 1999 |
0 |
| 26 |
Naseem Hamed |
United Kingdom |
October 22, 1999 - 2000 |
0 |
| 27 |
Guty Espadas Jr. |
Mexico |
April 14, 2000 - 2000 |
1 |
| 28 |
Érik Morales |
Mexico |
September 2, 2000 - June 22, 2002 |
2 |
| 29 |
Marco Antonio Barrera |
Mexico |
June 22, 2002 - 2002 |
0 |
| 30 |
Érik Morales |
Mexico |
November 16, 2002 - 2003 |
1 |
| 31 |
In Jin Chi |
South Korea |
April 10, 2004 - January 29, 2006 |
3 |
| 32 (Interim) |
Humberto Soto |
Mexico |
August 20, 2005 - Now |
0 |
| 33 |
Takashi Koshimoto |
Japan |
January 29, 2006 - July 30, 2006 |
0 |
| 34 |
Rodolfo López |
Mexico |
July 30, 2006 - December 17, 2006 |
0 |
| 35 |
Jorge Linares |
Venezuela |
July 21, 2007 - August 13, 2008 (vacated) |
1 |
| 36 |
Oscar Larios |
Mexico |
May 2008 - March 12, 2009 |
2 |
| 37 |
Takahiro Aoh |
Japan |
March 12, 2009- July 14, 2009 |
0 |
| 38 |
Elio Rojas |
Dominican Republic |
July 14, 2009- Present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Gabriel Elorde |
Philippines |
February 16, 1963 - June 15, 1967 |
6 |
| 2 |
Yoshiaki Numata |
Japan |
June 15, 1967 - December 14, 1967 |
0 |
| 3 |
Hiroshi Kobayashi |
Japan |
December 14, 1967 - October 5, 1968 |
2 |
| 4 |
Rene Barrientos |
Philippines |
February 15, 1969 - April 5, 1970 |
0 |
| 5 |
Yoshiaki Numata |
Japan |
April 5, 1970 - October 10, 1971 |
3 |
| 6 |
Ricardo Arredondo |
Mexico |
October 10, 1971 - February 28, 1974 |
5 |
| 7 |
Kuniaki Shibata |
Japan |
February 28, 1974 - July 5, 1975 |
3 |
| 8 |
Alfredo Escalera |
Puerto Rico |
July 5, 1975 - January 28, 1978 |
10 |
| 9 |
Alexis Arguello |
Nicaragua |
January 28, 1978 - August 9, 1980 |
8 |
| 10 |
Rafael Limon |
Mexico |
December 11, 1980 - March 8, 1981 |
0 |
| 11 |
Cornelius Boza Edwards |
Uganda |
March 8, 1981 - August 29, 1981 |
1 |
| 12 |
Rolando Navarette |
Philippines |
August 29, 1981 - May 29, 1982 |
1 |
| 13 |
Rafael Limon |
Mexico |
May 29, 1982 - December 11, 1982 |
1 |
| 14 |
Bobby Chacon |
United States |
December 11, 1982 - May 1983 |
1 |
| 15 |
Héctor Camacho |
Puerto Rico |
August 7, 1983 - 1984 |
1 |
| 16 |
Julio César Chávez |
Mexico |
September 13, 1984 - August 21, 1987 |
9 |
| 17 |
Azumah Nelson |
Ghana |
February 29, 1988 - May 7, 1994 |
10 |
| 18 |
Jesse James Leija |
United States |
May 7, 1994 - September 17, 1994 |
0 |
| 19 |
Gabriel Ruelas |
Puerto Rico |
September 17, 1994 - December 1, 1995 |
2 |
| 20 |
Azumah Nelson |
Ghana |
December 1, 1995 - March 22, 1997 |
1 |
| 21 |
Genaro Hernandez |
United States |
March 22, 1997 - October 3, 1998 |
3 |
| 22 |
Floyd Mayweather Jr. |
United States |
October 3, 1998 - 2002 |
8 |
| 23 |
Sirimongkol Singwancha |
Thailand |
August 24, 2002 - August 15, 2003 |
1 |
| 24 |
Jesús Chávez |
Mexico |
August 15, 2003 - February 28, 2004 |
0 |
| 25 |
Erik Morales |
Mexico |
February 28, 2004 - November 27, 2004 |
1 |
| 26 |
Marco Antonio Barrera |
Mexico |
November 27, 2004 - March 17, 2007 |
4 |
| 27 |
Juan Manuel Márquez |
Mexico |
March 17, 2007 - March 15, 2008 |
1 |
| 28 |
Manny Pacquiao |
Philippines |
March 15, 2008 - July, 2008 (Vacated) |
0 |
| 29 |
Humberto Soto |
Mexico |
December 20, 2008- Present |
3 |
| Interim |
Humberto Mauro Gutierrez |
Mexico |
August 22, 2009- Present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Carlos Ortiz |
Puerto Rico |
February 14, 1963 – April 10, 1965 |
3 |
| 2 |
Ismael Laguna |
Panama |
April 10, 1965 – November 13, 1965 |
0 |
| 3 |
Carlos Ortiz |
Puerto Rico |
November 13, 1965 – June 29, 1968 |
5 |
| 4 |
Carlos Teo Cruz |
Dominican Republic |
June 29, 1968 – February 18, 1969 |
1 |
| 5 |
Mando Ramos |
United States |
February 18, 1969 – March 3, 1970 |
1 |
| 6 |
Ismael Laguna |
Panama |
March 3, 1970 – September 15, 1970 (Vacated) |
1 |
| 7 |
Ken Buchanan |
Scotland |
February 12, 1971 – June 25, 1971 (Vacated) |
0 |
| 8 |
Pedro Carrasco |
Spain |
November 5, 1971 – February 18, 1972 |
0 |
| 9 |
Mando Ramos |
United States |
February 18, 1972 – September 15, 1972 |
1 |
| 10 |
Chango Carmona |
Mexico |
September 15, 1972 – November 10, 1972 |
0 |
| 11 |
Rodolfo Gato González |
Mexico |
November 10, 1972 – April 11, 1974 |
2 |
| 12 |
Guts Ishimatsu |
Japan |
April 11, 1974 – May 8, 1976 |
5 |
| 13 |
Esteban De Jesús |
Puerto Rico |
May 8, 1976 – January 21, 1978 |
3 |
| 14 |
Roberto Durán* |
Panama |
January 21, 1978 – January 21, 1978 (Vacated) |
0 |
| 15 |
Jim Watt |
Scotland |
April 17, 1979 – June 20, 1981 |
4 |
| 16 |
Alexis Argüello |
Nicaragua |
June 20, 1981 – May 22, 1982 (Vacated) |
4 |
| 17 |
Edwin Rosario |
Puerto Rico |
May 1, 1983 – November 3, 1984 |
2 |
| 18 |
José Luis Ramírez |
Mexico |
November 3, 1984 – August 10, 1985 |
0 |
| 19 |
Héctor Camacho |
Puerto Rico |
August 10, 1985 – September 26, 1986 (Vacated) |
2 |
| 20 |
José Luis Ramírez |
Mexico |
July 19, 1987 – October 29, 1988 |
2 |
| 21 |
Julio César Chávez |
Mexico |
October 29, 1988 – May 13, 1989 (Vacated) |
0 |
| 22 |
Pernell Whitaker |
United States |
August 20, 1989 – October 5, 1991 (Vacated) |
6 |
| 23 |
Miguel Ángel González |
Mexico |
August 24, 1992 – August 19, 1995 (Vacated) |
10 |
| 24 |
Jean-Baptiste Mendy |
France |
April 20, 1996 – March 1, 1997 |
0 |
| 25 |
Stevie Johnston |
United States |
March 1, 1997 – June 13, 1998 |
3 |
| 26 |
Cesar Bazan |
Mexico |
June 13, 1998 – February 27, 1999 |
2 |
| 27 |
Stevie Johnston |
United States |
February 27, 1999 – June 17, 2000 |
4 |
| 28 |
José Luis Castillo |
Mexico |
June 17, 2000 – April 20, 2002 |
3 |
| 29 |
Floyd Mayweather, Jr. |
United States |
April 20, 2002 – November 1, 2003 (Vacated) |
3 |
| 30 |
José Luis Castillo |
Mexico |
June 5, 2004 – May 7, 2005 |
2 |
| 31 |
Diego Corrales |
United States |
May 7, 2005 – October 7, 2006 |
0 |
| 32 |
Joel Casamayor |
Cuba |
October 7, 2006 – February 20, 2008 (Stripped) |
0 |
| 33 |
David Díaz |
United States |
February 20, 2007 – June 28, 2008 |
1 |
| 34 |
Manny Pacquiao |
Philippines |
June 28, 2008 – February 24, 2009 (Vacated) |
0 |
| 35 |
Edwin Valero |
Venezuela |
April 4, 2009 – Present |
0 |
| Interim |
Antonio DeMarco |
Mexico |
October 31, 2009 – Present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
|
Pedro Adigue |
|
December 14, 1968 - January 31, 1970 |
|
|
Bruno Arcari |
|
January 31, 1970 - September 21, 1974(Vacated) |
|
|
Perico Fernandez |
|
September 21, 1974 - July 15, 1975 |
|
|
Saensak Muangsurin |
Thailand |
July 15, 1975 - June 29, 1976 |
1 |
|
Miguel Velazques |
Spain |
June 29, 1976 - October 29, 1976 |
0 |
|
Saensak Muangsurin(2) |
Thailand |
October 29, 1976 - December 30, 1978 |
7 |
|
align="center" |
Sang Hyun Kim |
|
December 30, 1978 - February 23, 1980 |
|
|
Saoul Mamby |
|
February 23, 1980 - June 26, 1982 |
|
|
Leroy Haley |
|
June 26, 1982 - May 18, 1983 |
|
|
Bruce Curry |
|
May 18, 1983 - February 29, 1984 |
|
|
Billy Costello |
United States |
February 29, 1984 - August 21, 1985 |
|
|
Lonnie Smith |
|
August 21, 1985 - May 5, 1986 |
|
|
Rene Arredondo |
|
May 5, 1986 - July 24, 1986 |
|
|
Tsuyoshi Hamada |
|
July 24, 1986 - July 22, 1987 |
|
|
Rene Arredondo |
|
July 22, 1987 - November 12, 1987 |
|
|
Roger Mayweather |
|
November 12, 1987 - May 13, 1989 |
|
|
Julio César Chávez |
|
May 13, 1989 - January 29, 1994 |
|
|
Frankie Randall |
|
January 29, 1994 - May 7, 1994 |
|
|
Julio César Chávez |
|
May 7, 1994 - June 7, 1996 |
|
|
Oscar de la Hoya |
|
June 7, 1996 - January 18, 1997(Vacated) |
|
|
Kostya Tszyu |
|
August 8, 1999 - January 19, 2003(Vacated) |
|
|
Arturo Gatti |
|
January 24, 2004 - June 25, 2005 |
|
|
Floyd Mayweather Jr |
United States |
June 25, 2005 - March 23, 2006(Vacated) |
2 |
|
Junior Witter |
United Kingdom |
September 15, 2006 - May 10, 2008 |
3 |
|
Timothy Bradley |
United States |
May 10, 2008 - April 28, 2009 (stripped) |
2 |
|
Devon Alexander |
United States |
August 1, 2009 - Present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
James McGirt |
United States |
November 29, 1991 - March 6, 1993 |
2 |
| 2 |
Pernell Whitaker |
United States |
March 6, 1993 - April 12, 1997 |
9 |
| 3 |
Oscar de la Hoya |
United States |
April 12, 1997 - September 18, 1999 |
7 |
| 4 |
Felix Trinidad |
Puerto Rico |
September 18, 1999 - Vacated |
0 |
| 5 |
Shane Mosley |
United States |
June 17, 2000 - January 6, 2002 |
3 |
| 6 |
Vernon Forrest |
United States |
January 26, 2002 - January 25, 2003 |
1 |
| 7 |
Ricardo Mayorga |
Nicaragua |
January 25, 2003 - December 13, 2003 |
1 |
| 8 |
Cory Spinks |
United States |
December 13, 2003 - February 5, 2005 |
2 |
| 9 |
Zab Judah |
United States |
February 5, 2005 - January 7, 2006 |
1 |
| 10 |
Carlos Manuel Baldomir |
Argentina |
January 7, 2006 - November 4, 2006 |
1 |
| 11 |
Floyd Mayweather Jr. |
United States |
November 4, 2006 - December 5, 2007 |
1 |
| 12 |
Andre Berto |
United States |
June 21, 2008 - present |
3 |
|
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Oscar De La Hoya |
United States |
May 6, 2006 - May 5, 2007 |
4 |
| 2 |
Floyd Mayweather Jr. |
United States |
May 5, 2007 - Retired |
0 |
| 3 |
Vernon Forrest |
United States |
July 28, 2007 - June 7, 2008 Vacant |
2 |
| 4 |
Sergio Mora |
United States |
June 7, 2008 - September 14, 2008 |
1 |
| 5 |
Vernon Forrest |
United States |
September 14, 2008- May 21, 2009 |
0 |
| 6 |
Sergio Martinez |
Argentina |
May 21, 2009- present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Terry Downes |
United Kingdom |
July 11, 1961 - April 7, 1962 |
0 |
| 2 |
Paul Pender |
United States |
April 7, 1962 - 1962 |
0 |
| 3 |
Dick Tiger |
Nigeria |
August 10, 1963 - December 7, 1963 |
0 |
| 4 |
Joey Giardello |
United States |
December 7, 1963 - October 21, 1965 |
1 |
| 5 |
Dick Tiger |
Nigeria |
October 21, 1965 - April 25, 1966 |
0 |
| 6 |
Emile Griffith |
United States |
April 25, 1966 - April 17, 1967 |
2 |
| 7 |
Nino Benvenuti |
Italy |
April 17, 1967 - September 29, 1967 |
0 |
| 8 |
Emile Griffith |
United States |
September 29, 1967 - March 4, 1968 |
0 |
| 9 |
Nino Benvenuti |
Italy |
March 4, 1968 - November 7, 1970 |
4 |
| 10 |
Carlos Monzon |
Argentina |
November 7, 1970 - 1974 |
9 |
| 11 |
Rodrigo Valdez |
Colombia |
May 25, 1974 - June 26, 1976 |
4 |
| 12 |
Carlos Monzon |
Argentina |
June 26, 1976 - November 5, 1977 |
1 |
| 13 |
Rodrigo Valdez |
Colombia |
November 5, 1977 - April 22, 1978 |
0 |
| 14 |
Hugo Corro |
Argentina |
April 22, 1978 - June 30, 1979 |
2 |
| 15 |
Vito Antuofermo |
United States |
June 30, 1979 - March 16, 1980 |
0 |
| 16 |
Alan Minter |
United Kingdom |
March 16, 1980 - September 27, 1980 |
1 |
| 17 |
Marvin Hagler |
United States |
September 27, 1980 - April 6, 1987 |
12 |
| 18 |
Sugar Ray Leonard |
United States |
April 6, 1987 - 1987 |
0 |
| 19 |
Thomas Hearns |
United States |
October 29, 1987 - June 6, 1988 |
0 |
| 20 |
Iran Barkley |
United States |
June 6, 1988 - February 24, 1989 |
0 |
| 21 |
Roberto Duran |
Panama |
February 24, 1989 - 1990 |
0 |
| 22 |
Julian Jackson |
United States Virgin Islands |
November 24, 1990 - May 8, 1993 |
4 |
| 23 |
Gerald McClellan |
United States |
May 8, 1993 - 1995 |
3 |
| 24 |
Julian Jackson |
United States Virgin Islands |
March 17, 1995 - August 19, 1995 |
0 |
| 25 |
Quincy Taylor |
United States |
August 19, 1995 - March 16, 1996 |
0 |
| 26 |
Keith Holmes |
United States |
March 16, 1996 - May 2, 1998 |
2 |
| 27 |
Hassine Cherifi |
France |
May 2, 1998 - April 24, 1999 |
0 |
| 28 |
Keith Holmes |
United States |
April 24, 1999 - April 14, 2001 |
2 |
| 29 |
Bernard Hopkins |
United States |
April 14, 2001 - July 16, 2005 |
7 |
| 30 |
Jermain Taylor |
United States |
July 16, 2005 - September 29, 2007 |
4 |
| 31 |
Kelly Pavlik |
United States |
September 29, 2007 - Present |
2 |
| Interm |
Sebastian Zbik |
Germany |
July 11,2009- Present |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Sugar Ray Leonard |
United States |
November 7, 1988 - 1990 |
2 |
| 2 |
Mauro Galvano |
Italy |
December 15, 1990 - October 3, 1992 |
2 |
| 3 |
Nigel Benn |
United Kingdom |
October 3, 1992 - March 2, 1996 |
8 |
| 4 |
Thulane Malinga |
South Africa |
March 2 , 1996 - July 6, 1996 |
0 |
| 5 |
Vincenzo Nardiello |
Italy |
July 6, 1996 - October 12, 1996 |
0 |
| 6 |
Robin Reid |
United Kingdom |
October 12, 1996 - December 19, 1997 |
3 |
| 7 |
Thulane Malinga |
South Africa |
December 19, 1997 - March 27, 1998 |
0 |
| 8 |
Richie Woodhall |
United Kingdom |
March 27, 1998 - October 23, 1999 |
2 |
| 9 |
Markus Beyer |
Germany |
October 23, 1999 - May 6, 2000 |
1 |
| 10 |
Glenn Catley |
United Kingdom |
May 6, 2000 - September 1, 2000 |
0 |
| 11 |
Dingaan Thobela |
South Africa |
September 1, 2000 - December 15, 2000 |
0 |
| 12 |
Dave Hilton, Jr. |
Canada |
December 15, 2000 - 2001 |
0 |
| 13 |
Eric Lucas |
Canada |
June 10, 2001 - April 5, 2003 |
3 |
| 14 |
Markus Beyer |
Germany |
April 5, 2003 - June 5, 2004 |
2 |
| 15 |
Christian Sanavia |
Italy |
June 5, 2004 - October 9, 2004 |
0 |
| 16 |
Markus Beyer |
Germany |
October 9, 2004 - October 14, 2006 |
3 |
| 17 |
Mikkel Kessler |
Denmark |
October 14, 2006 - November 3, 2007 |
1 |
| 18 |
Joe Calzaghe |
United Kingdom |
November 3, 2007 - July 4, 2008 |
0 |
| 19 |
Carl Froch |
United Kingdom |
December 6, 2008 - Present |
2 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Willie Pastrano |
United States |
June 1, 1963 - March 30, 1965 |
2 |
| 2 |
Jose Torres |
United States |
March 30, 1965 - December 16, 1966 |
3 |
| 3 |
Dick Tiger |
United States |
December 16, 1966 - May 24, 1968 |
2 |
| 4 |
Bob Foster |
United States |
Nay 24, 1968 - 1974 |
12 |
| 5 |
John Conteh |
United Kingdom |
October 1, 1974 - 1977 |
3 |
| 6 |
Miguel Angel Cuello |
Puerto Rico |
May 21, 1977 - January 8, 1978 |
0 |
| 7 |
Mate Parlov |
Yugoslavia |
January 8, 1978 - December 2, 1978 |
1 |
| 8 |
Marvin Johnson |
United States |
December 2, 1978 - August 18, 1979 |
0 |
| 9 |
Matthew Saad Muhammad |
United States |
August 18, 1979 - December 19, 1981 |
8 |
| 10 |
Dwight Qawi |
United States |
December 19, 1981 - March 18, 1983 |
3 |
| 11 |
Michael Spinks |
United States |
March 18, 1983 - 1985 |
4 |
| 12 |
JB Williamson |
United States |
December 10, 1985 - April 30, 1986 |
0 |
| 13 |
Dennis Andries |
United Kingdom |
April 30, 1986 - March 7, 1987 |
1 |
| 14 |
Thomas Hearns |
United States |
March 7, 1987 - 1987 |
0 |
| 15 |
Donnie Lalonde |
Canada |
November 27, 1987 - November 7, 1988 |
1 |
| 16 |
Sugar Ray Leonard |
United States |
November 7, 1988 - 1988 |
0 |
| 17 |
Dennis Andries |
United Kingdom |
February 21, 1989 - June 24, 1989 |
0 |
| 18 |
Jeff Harding |
Australia |
June 24, 1989 - July 28, 1990 |
2 |
| 19 |
Dennis Andries |
United Kingdom |
July 28, 1990 - September 11, 1991 |
2 |
| 20 |
Jeff Harding |
Australia |
September 11, 1991 - July 23, 1994 |
2 |
| 21 |
Mike McCallum |
Jamaica |
July 23, 1994 - June 16, 1995 |
1 |
| 22 |
Fabrice Tiozzo |
France |
June 16, 1995 - 1996 |
1 |
| 23 |
Roy Jones Jr. |
United States |
November 22, 1996 - 1998 |
0 |
| 24 |
Graciano Rocchigiani |
Germany |
March 21, 1998 - 1998 |
0 |
| 25 |
Roy Jones Jr. |
United States |
July 18, 1998 - 2002 |
10 |
| 26 |
Antonio Tarver |
United States |
April 26, 2003 - November 8, 2003 |
0 |
| 27 |
Roy Jones Jr. |
United States |
November 8, 2003 - May 15, 2004 |
0 |
| 28 |
Antonio Tarver |
United States |
May 25, 2004 - 2005 |
0 |
| 29 |
Tomasz Adamek |
Poland |
May 21, 2005 - February 3, 2007 |
2 |
| 30 |
Chad Dawson |
United States |
February 3, 2007 - July 11, 2008 |
3 |
| 31 |
Adrian Diaconu |
Romania |
July 11, 2008 - June 19, 2009 |
0 |
| 32 |
Jean Pascal |
Canada |
June 19, 2009 - Current |
1 |
| interim |
Chad Dawson |
United States |
November 7, 2009- Current |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Marvin Camel |
United States |
March 31, 1980 - November 25, 1980 |
0 |
| 2 |
Carlos DeLeon |
Puerto Rico |
November 25, 1980 - June 27, 1982 |
1 |
| 3 |
S.T. Gordon |
United States |
June 27, 1982 - July 17, 1983 |
1 |
| 4 |
Carlos DeLeon |
Puerto Rico |
July 17, 1983 - June 6, 1985 |
3 |
| 5 |
Alfonso Ratliff |
United States |
June 6, 1985 - September 21, 1985 |
0 |
| 6 |
Bernard Benton |
United States |
September 21, 1985 - March 22, 1986 |
0 |
| 7 |
Carlos DeLeon |
Puerto Rico |
March 22, 1986 - April 9, 1988 |
3 |
| 8 |
Evander Holyfield |
United States |
April 9, 1988 - 1989 |
0 |
| 9 |
Carlos DeLeon |
Puerto Rico |
May 17, 1989 - July 27, 1990 |
3 |
| 10 |
Massimiliano Duran |
Italy |
July 27, 1990 - July 20, 1991 |
1 |
| 11 |
Anaclet Wamba |
France |
July 20, 1991 - 1995 |
7 |
| 12 |
Marcelo Dominguez |
Argentina |
July 25, 1995 - February 21, 1998 |
5 |
| 13 |
Juan Carlos Gómez |
Cuba |
February 21, 1998 - 2002 |
10 |
| 14 |
Wayne Braithwaite |
Guyana |
October 11, 2002 - April 2, 2005 |
3 |
| 15 |
Jean-Marc Mormeck |
France |
April 2, 2005 - January 7, 2006 |
0 |
| 16 |
O'Neil Bell |
United States |
January 7, 2006 - March 17, 2007 |
0 |
| 17 |
Jean-Marc Mormeck |
France |
March 17, 2007 - November 10, 2007 |
0 |
| 18 |
David Haye |
United Kingdom |
November 10, 2007 - May 12, 2008 vacated |
2 |
| 19 |
Giacobbe Fragomeni |
Italy |
October 24, 2008 - November 21, 2009 |
0 |
| 20 |
Zsolt Erdei |
Hungary |
November 21, 2009 - Current |
0 |
| Number |
Name |
Nationality |
Reign period |
Defense |
| 1 |
Sonny Liston |
United States |
1962 - February 25, 1964 |
1 |
| 2 |
Muhammad Ali |
United States |
February 25, 1964 - May 9, 1967 |
9 |
| 3 |
Joe Frazier |
United States |
February 16, 1970 - January 22, 1973 |
4 |
| 4 |
George Foreman |
United States |
January 22, 1973 - October 30, 1974 |
2 |
| 5 |
Muhammad Ali (2) |
United States |
October 30, 1974 - February 15, 1978 |
10 |
| 6 |
Leon Spinks |
United States |
February 15, 1978 - March 29, 1978 |
0 |
| 7 |
Ken Norton |
United States |
March 29, 1978 - June 9, 1978 |
0 |
| 8 |
Larry Holmes |
United States |
June 9, 1978 - December 11, 1983 |
17 |
| 9 |
Tim Witherspoon |
United States |
March 9, 1984 - August 31, 1984 |
0 |
| 10 |
Pinklon Thomas |
United States |
August 31, 1984 - March 22, 1986 |
1 |
| 11 |
Trevor Berbick |
Canada |
March 22, 1986 - November 22, 1986 |
1 |
| 12 |
Mike Tyson |
United States |
November 22, 1986 - February 11, 1990 |
9 |
| 13 |
James Douglas |
United States |
February 11, 1990 - October 25, 1990 |
1 |
| 14 |
Evander Holyfield |
United States |
October 25, 1990 - November 13, 1992 |
3 |
| 15 |
Riddick Bowe |
United States |
November 13, 1992 - December 14, 1993 |
1 |
| 16 |
Lennox Lewis |
United Kingdom |
January 14, 1994 - September 24, 1994 |
3 |
| 17 |
Oliver McCall |
United States |
September 24, 1994 - September 2, 1995 |
1 |
| 18 |
Frank Bruno |
United Kingdom |
September 2, 1995 - March 16, 1996 |
1 |
| 19 |
Mike Tyson (2) |
United States |
March 16, 1996 - September 24, 1996 |
1 |
| 20 |
Lennox Lewis (2) |
United Kingdom |
February 7, 1997 - April 22, 2001 |
10 |
| 21 |
Hasim Rahman |
United States |
April 22, 2001 - November 17, 2001 |
0 |
| 22 |
Lennox Lewis (3) |
United Kingdom |
November 17, 2001 - February 6, 2004 |
2 |
| 23 |
Vitali Klitschko |
Ukraine |
April 24, 2004 - November 9, 2005 |
1 |
| (interim) |
Hasim Rahman |
United States |
August 13, 2005 - November 10, 2005 |
1 |
| 24 |
Hasim Rahman (2) |
United States |
November 10, 2005 - August 12, 2006 |
1 |
| 25 |
Oleg Maskaev |
Russia |
August 12, 2006 - March 8, 2008 |
1 |
| (Interim) |
Samuel Peter |
Nigeria |
September 24, 2007 - March 8, 2008 |
1 |
| 26 |
Samuel Peter |
Nigeria |
March 8, 2008 - October 11, 2008 |
2 |
| 27 |
Vitali Klitschko (2) |
Ukraine |
October 11, 2008 - Present |
1 |