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 |
| Steve Molitor * | 2010- | WBA | 0 | Canada |
| Wilfredo Vazquez Jr | 2009- | WBO | 1 | Puerto Rico |
| Toshiaki Nishioka | 2009- | WBC | 4 | Japan |
| Poonsawat Kratingdaenggym | 2009- | WBA | 3 | Thailand |
| Bernard Dunne | 2009 | WBA | 0 | Ireland |
| Celestino Caballero | 2008-2010 | WBA-IBF | 2 | Panama |
| Caballero relinquishes his titles to compete at featherweight. | ||||
| Juan Manuel Lopez | 2008-2009 | WBO | 4 | Puerto Rico |
| Lopez vacated the title to campaign at featherweight. | ||||
| Ricardo Cordoba | 2008-2009 | WBA | 2 | Panama |
| Israel Vazquez | 2007-2009 | WBC | 1 | Mexico |
| Vazquez was stripped of title. | ||||
| Rafael Marquez | 2007 | WBC | 0 | Mexico |
| Celestino Caballero | 2006-2008 | WBA | 4 | Panama |
| Steve Molitor | 2006-2008 | IBF | 5 | Canada |
| Somsak Sithchatchawal | 2006 | WBA | 0 | Thailand |
| Daniel Ponce De Leon | 2005-2008 | WBO | 6 | Mexico |
| Israel Vazquez | 2005-2007 | WBC | 2 | Mexico |
| Celestino Caballero | 2005-2006 | WBA | 0 | Panama |
| Israel Vazquez | 2004-2005 | IBF | 2 | Mexico |
| Mahyar Monshipour | 2003-2006 | WBA | 5 | Iran |
| Joan Guzman | 2002-2005 | WBO | 2 | Dominican Rep |
| Oscar Larios | 2002-2005 | WBC | 9 | Mexico |
| Salim Medjkoune | 2002-2003 | WBA | 1 | France |
| Yoddamrong Sithyodthong | 2002 | WBA | 0 | Thailand |
| Osamu Sato | 2002 | WBA | 0 | Japan |
| Manny Pacquiao | 2001-2003 | IBF | 4 | Philippines |
| Pacquiao moved to Featherweight on winning title. | ||||
| Agapito Sanchez | 2001-2002 | WBO | 1 | Dom Rep |
| Yober Ortega | 2001-2002 | WBA | 0 | Venezuela |
| Willie Jorin | 2000-2002 | WBC | 2 | USA |
| Marco Antonio Barrera | 2000-2001 | WBO | 2 | Mexico |
| Barrera relinquished title. | ||||
| Clarence Adams | 2000-2001 | WBA | 2 | USA |
| Adams was stripped after a defeat challenging for another title. | ||||
| Erik Morales | 2000 | WBC-WBO | 0 | Mexico |
| WBO disputed result and reinstated Barrera as champion. | ||||
| Erik Morales | 2000 | WBC | 0 | Mexico |
| Morales relinquished title to campeign at featherweight. | ||||
| Lehlohonolo Ledwaba | 1999-2001 | IBF | 5 | S. Africa |
| Marco Antonio Barrera | 1998-2000 | WBO | 2 | Mexico |
| Nestor Garza | 1998-2000 | WBA | 2 | Mexico |
| Enrique Sanchez | 1998 | WBA | 0 | Mexico |
| Erik Morales | 1997-2000 | WBC | 8 | Mexico |
| Morales unified the WBC and WBO titles. | ||||
| Kennedy McKinney | 1997-1998 | WBO | 0 | USA |
| McKinnry relinquished the title. | ||||
| Junior Jones | 1996-1997 | WBO | 1 | USA |
| Antonio Cermeno | 1995-1997 | WBA | 7 | Venezuela |
| Daniel Zaragoza | 1995-1997 | WBC | 4 | Mexico |
| Marco Antonio Barrera | 1995-1996 | WBO | 8 | Mexico |
| Vuyani Bungu | 1994-1999 | IBF | 13 | S. Africa |
| Bungu relinquished title to campeign at Featherweight. | ||||
| Hector Acero-Sanchez | 1994-1995 | WBC | 2 | Dominican Rep |
| Daniel Jimenez | 1993-1995 | WBO | 4 | Puerto Rico |
| Wilfredo Vasquez | 1992-1995 | WBA | 9 | Puerto Rico |
| Tracy Harris Patterson | 1992-1994 | WBC | 3 | USA |
| Kennedy McKinney | 1992-1994 | IBF | 3 | USA |
| Duke McKenzie | 1992-1993 | WBO | 0 | England |
| Thierry Jacob | 1992 | WBC | 0 | France |
| Jesse Benavides | 1991-1992 | WBO | 1 | USA |
| Daniel Zaragoza | 1991-1992 | WBC | 2 | Mexico |
| Raul Perez | 1991-1992 | WBA | 0 | Mexico |
| Kiyoshi Hatanaka | 1991 | WBC | 0 | Japan |
| Welcome Ncita | 1990-1992 | IBF | 6 | S. Africa |
| Orlando Fernandez | 1990-1991 | WBO | 0 | Puerto Rico |
| Luis Mendoza | 1990-1991 | WBA | 5 | Colombia |
| Pedro Decima | 1990-1991 | WBC | 0 | Argentina |
| Fabrice Benichou | 1989-1990 | IBF | 2 | Spain |
| Valerio Nati | 1989-1990 | WBO | 0 | Italy |
| Jesus Salud | 1989-1990 | WBA | 0 | USA |
| WBA stripped Salud for failure to defend against mandatory. | ||||
| Kenny Mitchell | 1989 | WBO | 1 | USA |
| Daniel Zaragoza | 1988-1990 | WBC | 5 | Mexico |
| Jose Sanabria | 1988-1989 | IBF | 3 | Venezuela |
| Juan Jose Estrada | 1988-1989 | WBA | 3 | Mexico |
| Bernardo Pinango | 1988 | WBA | 0 | Venezuela |
| Seung-Hoon Lee | 1987-1988 | IBF | 3 | S. Korea |
| Lee relinquished the title to challenge for the WBC version. | ||||
| Jeff Fenech | 1987-1988 | WBC | 2 | Australia |
| Fenech vacated title to challenge for WBC Featherweight title. | ||||
| Julio Gervacio | 1987-1988 | WBA | 0 | Dominican Rep |
| Louie Espinosa | 1987 | WBA | 2 | USA |
| Samart Payakarun | 1986-1987 | WBC | 0 | Thailand |
| Ji-Won Kim | 1985-1986 | IBF | 4 | S. Korea |
| Lupe Pintor | 1985-1986 | WBC | 0 | Mexico |
| Victor Callejas | 1984-1986 | WBA | 2 | Puerto Rico |
| WBA stripped Callejas for failure to defend against mandatory. | ||||
| Seung-In Suh | 1984-1985 | IBF | 1 | S. Korea |
| Juan Meza | 1984-1985 | WBC | 1 | Mexico |
| Loris Stecca | 1984 | WBA | 0 | Italy |
| Jaime Garza | 1983-1984 | WBC | 1 | USA |
| Bobby Berna | 1983-1984 | IBF | 0 | Philippines |
| Leonardo Cruz | 1982-1984 | WBA | 3 | Dominican Rep |
| Sergio Palma | 1980-1982 | WBA | 5 | Argentina |
| Leo Randolph | 1980 | WBA | 0 | USA |
| Ricardo Cardona | 1978-1980 | WBA | 5 | Colombia |
| Wilfredo Gomez | 1977-1983 | WBC | 17 | Puerto Rico |
| Soo-Hwan Hong | 1977-1978 | WBA | 1 | S. Korea |
| Dong-Kyun Yum | 1976-1977 | WBC | 1 | S Korea |
| Rigoberto Riasco | 1976 | WBC | 2 | Panama |
| Royal Kobayashi | 1976 | WBC | 0 | Japan |
| Paul Banke | 1900 | WBC | 1 | USA |
| Bold ( Indicates Current Holder) - Bold (Indicates Undisputed) - * (Indicates WBA Super) | ||||