Heavyweight
Cruiserweight
Light Heavyweight
Super Middleweight
Middleweight
Light Middleweight
Welterweight
Light Welterweght
Lightweight
Super Feathertweight
Featherweight
Super Bantamweight
Bantamweight
Super Flyweight
Flyweight
Light Flyweight
Minimumweight
| Title Holder | Tenure | Status | Def | Birthplace |
| Juan Manuel Lopez | 2010- | WBO | 1 | Puerto Rico |
| Elio Rojas | 2009- | WBC | 1 | Dominican Rep |
| Chris John * | 2009- | WBA | 0 | Indonesia |
| Yuriorkis Gamboa | 2009- | WBA | 3 | Cuba |
| Takahiro Aoh | 2009 | WBC | 0 | Japan |
| Oscar Larrios | 2008-2009 | WBC | 2 | Mexico |
| Steven Luevano | 2007-2010 | WBO | 5 | USA |
| Jorge Linares | 2007-2008 | WBC | 1 | Japan |
| Robert Guerrero | 2006-2008 | IBF | 4 | USA |
| Juan Manuel Marquez | 2006-2007 | WBO | 1 | Mexico |
| Marquez vacated the title | ||||
| Humberto Soto | 2006 | WBC | 0 | Mexico |
| Takashi Koshimoto | 2006 | WBC | 0 | Japan |
| Humberto Soto | 2006 | WBC | 0 | Mexico |
| Rodolfo Lopez | 2006 | WBC | 0 | Mexico |
| Eric Aiken | 2006 | IBF | 0 | USA |
| In-Jin Chi | 2006 | WBC | 0 | S. Korea |
| Valdemir Pereira | 2005-2006 | IBF | 0 | Brazil |
| In-Jin Chi | 2004-2006 | WBC | 2 | S Korea |
| Chris John * | 2003- | WBA | 11 | Indonesia |
| Scott Harrison | 2003-2006 | WBO | 6 | Scotland |
| Harrison was stripped of title. | ||||
| Juan Manuel Marquez | 2003-2005 | IBF-WBA | 3 | Mexico |
| Juan Manuel Marquez | 2003 | IBF | 1 | Mexico |
| Manuel Medina | 2003 | WBO | 0 | Mexico |
| Scott Harrison | 2002-2003 | WBO | 2 | Scotland |
| Erik Morales | 2002-2003 | WBC | 2 | Mexico |
| Mbulelo Botile | 200-2001 | IBF | 0 | S Africa |
| Johnny Tapia | 2002 | IBF | 0 | USA |
| Marco Antonio Barrera | 2002 | WBC | 0 | Mexico |
| Barrera refused to accept the belt due to a previous desision. | ||||
| Eric Morales | 2001-2002 | WBC | 2 | Mexico |
| Julio Pablo Chacon | 2001-2002 | WBO | 2 | Argentina |
| Manuel Medina | 2001-2002 | IBF | 0 | Mexico |
| Istvan Kovacs | 2001 | WBO | 0 | Hungary |
| Frankie Toledo | 2001 | IBF | 0 | USA |
| Derrick Gainer | 2000-2003 | WBA | 3 | USA |
| Gustavo Espadas | 2000-2001 | WBC | 1 | Mexico |
| Freddie Norwood | 1999-2000 | WBA | 3 | USA |
| Prince Naseem Hamed | 1999-2000 | WBC-WBO | 0 | England |
| Hamed relinquished the WBC title. | ||||
| Paul Ingle | 1999-2000 | IBF | 1 | England |
| Cesar Soto | 1999 | WBC | 0 | Mexico |
| Manuel Medina | 1998-1999 | IBF | 1 | Mexico |
| Antonio Cermeno | 1998-1999 | WBA | 1 | Venezuela |
| Freddie Norwood | 1998 | WBA | 2 | USA |
| Norwood stripped for failing to make the weight limit. | ||||
| Hector Lizarraga | 1997-1998 | IBF | 0 | Mexico |
| Prince Naseem Hamed | 1997 | WBO-IBF | 0 | England |
| Hamed relinquished title to defend WBO title. | ||||
| Wilfredo Vasquez | 1996-1998 | WBA | 4 | Puerto Rico |
| Vasquez stripped of title for failing to defend against mandatory. | ||||
| Prince Naseem Hamed | 1995-2000 | WBO | 14 | England |
| Hamed relinquished the title. | ||||
| Luisito Espinosa | 1995-1999 | WBC | 7 | Philippines |
| Alejandro Gonzalez | 1995 | WBC | 2 | Mexico |
| Manuel Medina | 1995 | WBC | 0 | Mexico |
| Tom Johnson | 1993-1997 | IBF | 11 | USA |
| Eloy Rojas | 1993-1996 | WBA | 6 | Venezuela |
| Steve Robinson | 1993-1995 | WBO | 7 | Wales |
| Kevin Kelly | 1993-1995 | WBC | 1 | USA |
| Gregorio Vargas | 1993 | WBC | 0 | Mexico |
| Ruben Palacio | 1992-1993 | WBO | 0 | Colombia |
| Palacio forfeited title on medical grounds. | ||||
| Colin McMillan | 1992 | WBO | 0 | England |
| Kyun-Yung Park | 1991-1993 | WBA | 8 | S Korea |
| Manuel Medina | 1991-1993 | IBF | 4 | Mexico |
| Paul Hodkinson | 1991-1993 | WBC | 3 | England |
| Maurizio Stecca | 1991-1992 | WBO | 2 | Italy |
| Troy Dorsey | 1991 | IBF | 0 | USA |
| Jorge Paez | 1990-1991 | IBF-WBO | 1 | Mexico |
| Paez relinquished title to campaign at Lightweight. | ||||
| Marcos Villasana | 1990-1991 | WBC | 3 | Mexico |
| Louie Espinosa | 1989-1990 | WBO | 0 | USA |
| Maurizio Stecca | 1989 | WBO | 2 | Italy |
| Jorge Paez | 1988-1990 | IBF | 7 | Mexico |
| Jeff Fenech | 1988-1989 | WBC | 3 | Australia |
| Fenech relinquished the title due to weight problems. | ||||
| Calvin Grove | 1988 | IBF | 1 | USA |
| Antonio Esparragoza | 1987-1991 | WBA | 7 | Venezuela |
| Antonio Rivera | 1986-1988 | IBF | 0 | Puerto Rico |
| Steve Cruz | 1986-1987 | WBA | 0 | USA |
| Barry McGuigan | 1985-1986 | WBA | 2 | Ireland |
| Ki-Yung Chung | 1985-1986 | IBF | 2 | S Korea |
| Azumah Nelson | 1984-1988 | WBC | 6 | Ghana |
| Nelson relinquished title to campaign at Super Featherweight. | ||||
| Min-Keun Oh | 1984-1985 | IBF | 2 | S Korea |
| Wilfredo Gomez | 1984 | WBC | 0 | Puerto Rico |
| Juan Laporte | 1982-1984 | WBC | 2 | Puerto Rico |
| Salvador Sanchez | 1980-1982 | WBC | 9 | Mexico |
| Salvador Sanchez died in a car crash on August 1982, Aged 23 | ||||
| Eusebio Pedroza | 1978-1985 | WBA | 19 | Panama |
| Cecilio Lastra | 1977-1978 | WBA | 0 | Spain |
| Rafael Ortega | 1977 | WBA | 1 | Panama |
| Danny Lopez | 1976-1980 | WBC | 8 | USA |
| David Kotey | 1975-1976 | WBC | 2 | Ghana |
| Ruben Olivares | 1975 | WBC | 0 | Mexico |
| Alexis Arguello | 1974-1977 | WBA | 4 | Nicaragua |
| Arguello relinquished title. | ||||
| Bobby Chacon | 1974-1975 | WBC | 1 | USA |
| Ruben Olivares | 1974 | WBA | 0 | Mexico |
| Eder Jofre | 1973-1974 | WBC | 1 | Brazil |
| WBC stripped Jofre for failing to defend against mandatory. | ||||
| Ernesto Marcel | 1972-1974 | WBA | 4 | Panama |
| Marcel announced his retirment. | ||||
| Jose Lerga | 1972-1973 | WBC | 0 | Cuba |
| Clemente Sanchez | 1972 | WBC | 0 | Mexico |
| Antonio Gomez | 1971-1972 | WBA | 1 | Venezuela |
| Kuniaki Shibata | 1970-1972 | WBC | 2 | Japan |
| Vicente Saldivar | 1970 | WBC | 0 | Mexico |
| Johnny Famechon | 1969-1970 | WBC | 2 | France |
| Shozo Saijyo | 1968-1971 | WBA | 5 | Japan |
| Jose Legra | 1968-1969 | WBC | 0 | Cuba |
| Howard Winstone | 1968 | WBC | 0 | Wales |
| Raul Rojas | 1968 | WBA | 0 | USA |
| Vicente Saldivar | 1964-1967 | Undisputed | 8 | Mexico |
| Saldivar announced his retirment. | ||||
| Sugar Ramos | 1963-1964 | Undisputed | 3 | Cuba |
| Davey Moore | 1959-1963 | Undisputed | 5 | USA |
| Hogan Kid Bassey | 1957-1959 | Undisputed | 0 | Nigeria |
| Sandy Saddler | 1950-1957 | Undisputed | 3 | USA |
| Saddler retired after injury sustained in a car crash. | ||||
| Willie Pep | 1949-1950 | Undisputed | 3 | USA |
| Sandy Saddler | 1948-1949 | Undisputed | 0 | USA |
| Willie Pep | 1946-1948 | Undisputed | 1 | USA |
| Sal Bartolo | 1944-1946 | NBA | 3 | USA |
| Phil Terranovo | 1943-1944 | NBA | 1 | Canada |
| Jackie Callura | 1943 | NBA | 1 | USA |
| Willie Pep | 1942-1946 | NY | 4 | USA |
| Jackie Wilson | 1941-1943 | NBA | 1 | USA |
| Chalky Wright | 1941-1942 | NY | 2 | Mexico |
| Joey Archibald | 1941 | NY | 0 | USA |
| Richie Lemos | 1941 | NBA | 0 | USA |
| Petey Scalzo | 1940-1941 | NBA | 1 | USA |
| Harry Jeffra | 1940-1941 | NY | 1 | USA |
| Joey Archibald | 1940 | NY | 0 | USA |
| Joey Archibald | 1939-1940 | Undisputed | 1 | USA |
| NBA stripped Archibald for failure to defend. | ||||
| Joey Archibald | 1938-1939 | NY | 0 | USA |
| Leo Rodak | 1938-1939 | NBA | 1 | USA |
| Maurice Holtzer | 1937-1938 | IBU | 1 | France |
| IBU recognised Armstrong as Champion for unity. | ||||
| Henry Armstrong | 1937-1938 | NBA-NY | 0 | USA |
| Armstrong relinquished title. | ||||
| Petey Sarron | 1936-1937 | NBA | 2 | USA |
| Mike Belloise | 1936 | NY | 0 | USA |
| Belloise relinquished title. | ||||
| Baby Arizmendi | 1934-1936 | NY | 0 | Mexico |
| Freddie Miller | 1933-1936 | NBA | 11 | USA |
| Kid Chocolate | 1932-1934 | NY | 2 | Cuba |
| NY commission stripped Chocolate for failure to defend. | ||||
| Tommy Paul | 1932-1933 | NBA | 0 | USA |
| Bat Battalino | 1929-1932 | Undisputed | 5 | USA |
| NBA and NY stripped Battalino. | ||||
| Andre Routis | 1928-1929 | Undisputed | 1 | France |
| Benny Bass | 1927-1928 | NBA | 0 | Russia |
| Tony Canzoneri | 1927 | NY | 0 | USA |
| Canzoneri unified the titles. | ||||
| Tony Canzoneri | 1927 | Undisputed | 0 | USA |
| Kid Kaplin | 1925-1926 | 2 | Russia | |
| Kaplin relinquished title. | ||||
| Kid Kaplin | 1925 | NY | 0 | Russia |
| Johnny Dundee | 1923-1924 | Undisputed | 0 | Italy |
| Dundee relinquished title. | ||||
| Eugene Criqui | 1923 | NBA | 0 | France |
| Johnny Kilbane | 1922-1923 | NBA | 0 | USA |
| Ny commission stripped Kilbane of title. | ||||
| Johnny Dundee | 1922-1923 | NY | 0 | Italy |
| Johnny Kilbane | 1912-1922 | USA | 4 | USA |
| Jim Driscoll | 1912-1913 | GB-IBU | 2 | Wales |
| Driscoll retired. | ||||
| Johnny Kilbane | 1911-1912 | 0 | USA | |
| Abe Attell | 1903-1912 | Undisputed | 18 | USA |
| Young Corbett II | 1901-1903 | Undisputed | 0 | USA |
| Corbett relinquished title. | ||||
| Terry McGovern | 1900-1901 | Undisputed | 2 | USA |
| Terry McGovern | 1900 | USA | 1 | USA |
| George Dixon | 1899-1900 | 2 | Canada | |
| Ben Jordan | 1899 | 0 | England | |
| Eddie Santry | 1899 | 0 | USA | |
| George Dixon | 1898-1899 | 2 | Canada | |
| Dave Sullivan | 1898 | 0 | Ireland | |
| George Dixon | 1897 | 0 | Canada | |
| Solly Smith | 1897 | 1 | USA | |
| Frank Erne | 1896-1897 | 0 | USA | |
| George Dixon | 1890-1896 | 4 | Canada | |
| Young Griffo | 1890-1892 | 0 | Australia | |
| Billy Murphy | 1890 | 0 | New Zealand | |
| Ike Weir | 1889-1890 | 0 | Ireland | |
| Bold ( Indicates Current Holder) - Bold (Indicates Undisputed) - * (Indicates WBA Super) | ||||