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 |
| Migel Acosta | 2010- | WBA | 0 | Venezuela |
| Humberto Soto | 2010- | WBA | 2 | Mexico |
| Juan Manuel Marquez * | 2009- | WBA-WBO | 0 | Mexico |
| Marquez-Diaz fighting for WBA and WBO titles. | ||||
| Edwin Valero | 2009-2010 | WBC | 2 | Venezuela |
| Valero initially relinquished the title and planed on a move to the more attractive Light Welterweight division, unfortunately Valero never got the opportunity to compete in the division due to a tragic set of circumstances which ultimately lead to his death. | ||||
| Paulus Moses | 2009-2010 | WBA | 2 | Namibia |
| Yusuke Kobori | 2008-2009 | WBA | 0 | Japan |
| Manny Pacquiao | 2008-2009 | WBC | 0 | Philippines |
| Pacquiao relinquished the title to fight de la Hoya at Welterweight. | ||||
| Nate Campbell | 2008-2009 | WBA-WBO-IBF | 0 | USA |
| Nate Campbell | 2008 | WBA | 0 | USA |
| Juan Diaz | 2007-2008 | WBA-WBO-IBF | 0 | USA |
| Juan Diaz | 2007-2008 | WBO | 0 | USA |
| Jose Alfaro | 2007-2008 | WBA | 0 | Nicaragua |
| Michael Katsidis | 2007 | WBO | 0 | Australia |
| Jose Miguel Cotto | 2007 | WBA | 0 | Puerto Rico |
| David Diaz | 2007 | WBC | 0 | USA |
| Juan Diaz | 2007 | WBA-WBO | 1 | USA |
| Joel Casamayor | 2007 | WBC | 0 | Cuba |
| Michael Katsidis | 2007 | WBO | 0 | Australia |
| Acelino Freitas | 2006-2007 | WBO | 0 | Brazil |
| Julio Diaz | 2006-2007 | IBF | 1 | Mexico |
| Jose Santa Cruz | 2006 | WBC | 0 | Mexico |
| David Diaz | 2006 | WBC | 0 | Mexico |
| Joel Casamayor | 2006 | WBC | 0 | Cuba |
| Diego Corrales | 2005-2006 | WBC-WBO | 0 | USA |
| Diego Corrales | 2005-2006 | WBC | 0 | USA |
| Levander Johnson | 2005 | IBF | 0 | USA |
| Johnson died after loosing in a title defence. | ||||
| Jesus Chavez | 2005 | IBF | 0 | Mexico |
| Juan Diaz | 2004-2007 | WBA | 5 | USA |
| Julio Diaz | 2004-2005 | IBF | 0 | Mexico |
| Jose Luis Castillo | 2004-2005 | WBC | 2 | Mexico |
| Diego Corrales | 2004-2005 | WBO | 1 | USA |
| Acelino Freitas | 2004 | WBO | 0 | Brazil |
| Lakva Sim | 2004 | WBA | 0 | Mongolia |
| Javier Jauregui | 2003-2004 | IBF | 0 | Mexico |
| Floyd Mayweather | 2002-2004 | WBC | 3 | USA |
| Leonardo Dorin | 2002-2003 | WBA | 2 | Romania |
| Raul Balbi | 2001-2002 | WBA | 0 | Argentina |
| Julien Lorcy | 2001 | WBA | 0 | France |
| Jose Luis Castillo | 2000-2002 | WBC | 3 | Mexico |
| Takanori Hatakeyama | 2000-2001 | WBA | 2 | Japan |
| Paul Spadafora | 1999-2003 | IBF | 7 | USA |
| Steve Johnston | 1999-2000 | WBC | 4 | USA |
| Gilberto Serrano | 1999-2000 | WBA | 1 | Venezuela |
| Julien Lorcy | 1999 | WBA | 0 | France |
| Stefano Zoff | 1999 | WBA | 0 | Italy |
| Jean-Baptiste Mendy | 1998-1999 | WBA | 1 | France |
| Cesar Bazan | 1998-1999 | WBC | 2 | Mexico |
| Shane Mosley | 1997-1999 | IBF | 7 | USA |
| Mosley vacated title to box at Welterweight. | ||||
| Steve Johnston | 1997-1998 | WBC | 3 | USA |
| Artur Grigorian | 1996-2004 | WBO | 17 | Uzbekistan |
| Jean-Baptiste Mendy | 1996-1997 | WBC | 0 | France |
| Phillip Holiday | 1995-1997 | IBF | 6 | S Africa |
| Oscar De La Hoya | 1995-1996 | WBO | 2 | USA |
| De La Hoya relinquished title to defend Junior Welterweight title. | ||||
| Oscar De La Hoya | 1995 | WBO-IBF | 0 | USA |
| De La Hoya vacated IBF title. | ||||
| Rafael Ruelas | 1994-1995 | IBF | 2 | USA |
| Oscar De La Hoya | 1994-1995 | WBO | 4 | USA |
| Orzubek Nazarov | 1993-1998 | WBA | 6 | Kyrghyzstan |
| Fred Pendleton | 1993-1994 | IBF | 2 | USA |
| Dingaan Thobela | 1993 | WBA | 0 | S Africa |
| Miguel Angel Gonzalez | 1992-1996 | WBC | 10 | Mexico |
| Gonzalez relinquished title to box at Junior Welterweight. | ||||
| Giovanni Parisi | 1992-1994 | WBO | 2 | Italy |
| Parisi relinquished titles to box at Junior Welterweight. | ||||
| Tony Lopez | 1992-1993 | WBA | 1 | USA |
| Joey Gamache | 1992 | WBA | 0 | USA |
| Pernell Whitaker | 1990-1992 | IBF-WBC-WBA | 3 | USA |
| Whitaker relinquished titles to box at Junior Welterweight. | ||||
| Dingaan Thobela | 1990-1992 | WBO | 2 | S Africa |
| Thobela relinquished title to box forWBA version. | ||||
| Juan Nazario | 1990 | WBA | 0 | Puerto Rico |
| Mauricio Aceves | 1989-1990 | WBO | 2 | Mexico |
| Edwin Rosario | 1989-1990 | WBA | 0 | Puerto Rico |
| Pernell Whitaker | 1989-1990 | IBF-WBC | 3 | USA |
| Pernell Whitaker | 1989 | IBF | 1 | USA |
| Greg Haugen | 1988-1989 | IBF | 2 | USA |
| Julio Cesar Chavez | 1988-1989 | WBA-WBC | 0 | Mexico |
| Chavez relinquished titles. | ||||
| Vinny Pazienza | 1987-1988 | IBF | 0 | USA |
| Jose Luis Ramirez | 1987-1988 | WBC | 2 | Mexico |
| Julio Cesar Chavez | 1987-1988 | WBA | 1 | Mexico |
| Edwin Rosario | 1986-1987 | WBA | 1 | Puerto Rico |
| Greg Haugen | 1986-1987 | IBF | 0 | USA |
| Hector Camacho | 1985-1987 | WBC | 2 | Puerto Rico |
| Camacho relinquished title due to weight difficulty. | ||||
| Jimmy Paul | 1985-1986 | IBF | 3 | USA |
| Livingstone Bramble | 1984-1986 | WBA | 2 | USA |
| Harry Arroyo | 1984-1985 | IBF | 2 | USA |
| Jose Luis Ramirez | 1984-1985 | WBC | 0 | Mexico |
| C. Choo Choo Brown | 1984 | IBF | 0 | USA |
| Edwin Rosario | 1983-1984 | WBC | 2 | Puerto Rico |
| Ray Mancini | 1982-1984 | WBA | 4 | USA |
| Alexis Arguello | 1981-1983 | WBC | 4 | Nicaragua |
| Arguello relinquished title. | ||||
| Arturo Frias | 1981-1982 | WBA | 1 | USA |
| Sean O'Grady | 1981 | WBA | 0 | USA |
| WBA stripped O'Grady. | ||||
| Claude Noel | 1981 | WBA | 0 | Trinidad |
| Hilmer Kenty | 1980-1981 | WBA | 3 | USA |
| Jim Watt | 1979-1981 | WBC | 4 | Scotland |
| Ernesto Espana | 1979-1980 | WBA | 1 | Venezuela |
| Roberto Duran | 1978-1979 | Undisputed | 0 | Panana |
| Duran relinquished title due to weight problems. | ||||
| Esteban De Jesus | 1976-1978 | WBC | 3 | Puerto Rico |
| Guts Ishimatsu | 1974-1976 | WBC | 5 | Japan |
| Roberto Duran | 1972-1978 | WBA | 12 | Panama |
| Rodolfo Gonzalez | 1972-1974 | WBC | 2 | Mexico |
| Mando Ramos | 1972 | WBC | 1 | USA |
| WBC stripped Ramos due to contraversial result. | ||||
| Chango Carmona | 1972 | WBC | 0 | Mexico |
| Ken Buchanan | 1971-1972 | WBA | 1 | Scotland |
| Pedro Carrasco | 1971-1972 | WBC | 0 | Spain |
| WBC stripped Carrasco. | ||||
| Ken Buchanan | 1971 | Undisputed | 0 | Scotland |
| WBC stripped Buchanan for failure to defend against mandatory. | ||||
| Ken Buchanan | 1970-1971 | WBA | 1 | Scotland |
| Ismael Laguna | 1970 | Undisputed | 0 | Panama |
| WBC stripped Laguna for failure to defend against mandatory. | ||||
| Ismael Laguna | 1970 | WBA | 1 | Panama |
| Mando Ramos | 1969-1970 | Undisputed | 1 | USA |
| Carlos Teo Cruz | 1968-1969 | Undisputed | 1 | Dom Rep |
| Carlos Ortiz | 1967-1968 | Undisputed | 1 | Panama |
| Carlos Ortiz | 1966-1967 | WBA | 1 | Panama |
| Carlos Ortiz | 1965-1966 | WBC | 2 | Panama |
| Ismael Laguna | 1965 | Undisputed | 0 | Panama |
| Carlos Ortiz | 1962-1965 | Undisputed | 4 | Puerto Rico |
| Joe Brown | 1956-1962 | Undisputed | 11 | USA |
| Wallace Bud Smith | 1955-1956 | Undisputed | 1 | USA |
| Jimmy Carter | 1954-1955 | Undisputed | 0 | USA |
| Paddy De Marco | 1954 | Undisputed | 0 | USA |
| Jimmy Carter | 1952-1954 | Undisputed | 3 | USA |
| Lauro Salas | 1952 | Undisputed | 0 | Mexico |
| Jimmy Carter | 1951-1952 | Undisputed | 2 | USA |
| Ike Williams | 1947-1951 | Undisputed | 5 | USA |
| Ike Williams | 1945-1947 | NBA | 3 | USA |
| Bob Montgomery | 1944-1947 | NY | 2 | USA |
| Juan Zurita | 1944-1945 | NBA | 0 | Mexico |
| Sammy Angott | 1943-1944 | NBA | 0 | USA |
| Beau Jack | 1943-1944 | NY | 0 | USA |
| Bob Montgomery | 1943 | NY | 0 | USA |
| Beau Jak | 1942-1943 | NY | 0 | USA |
| Sammy Angot | 1941-1942 | Undisputed | 1 | USA |
| Sammy Angott | 1940-1941 | NBA | 0 | USA |
| Lew Jenkins | 1940-1941 | NBA | 1 | USA |
| Lou Ambers | 1939-1940 | NBA | 0 | USA |
| NBA stripped Ambers for failure to defend against mandatory. | ||||
| Henry Armstrong | 1938-1939 | NBA | 1 | USA |
| Lou Ambers | 1936-1938 | NBA | 2 | USA |
| Tony Canzoneri | 1935-1936 | NBA | 1 | USA |
| Barney Ross | 1933-1935 | NY | 1 | USA |
| Ross relinquished title. | ||||
| Tony Canzoneri | 1930-1933 | NY | 4 | USA |
| Al Singer | 1930 | NY | 0 | USA |
| Sammy Mandell | 1926-1930 | NY | 2 | USA |
| Rocky Kansas | 1925-1926 | NY | 0 | USA |
| Jimmy Goodrich | 1925 | NY | 0 | USA |
| Benny Leonard | 1917-1925 | USA | 3 | USA |
| Leonard relinquished title. | ||||
| Freddie Welsh | 1914-1917 | USA | 1 | Wales |
| Willie Ritchie | 1912-1914 | USA | 2 | USA |
| Ad Wolgast | 1910-1912 | USA | 5 | USA |
| Battling Nelson | 1905-1907 | USA | 2 | Denmark |
| Joe Gans | 1902-1906 | USA | 6 | USA |
| Frank Erne | 1899-1902 | USA | 2 | Switzerland |
| George Kid Lavigne | 1897-1899 | USA | 3 | USA |
| Bold ( Indicates Current Holder) - Bold (Indicates Undisputed) - * (Indicates WBA Super) | ||||