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 |
| Devon Alexander | 2010 | WBC-IBF | 0 | USA |
| Juan Urango | 2009-2010 | IBF | 1 | Columbia |
| Amir Khan | 2009- | WBA | 2 | England |
| Devon Alexander | 2009-2010 | WBC | 1 | USA |
| Timothy Bradley | 2009- | WBO | 2 | USA |
| Timothy Bradley | 2008-2009 | WBC | 3 | USA |
| Andreas Kotelnik | 2008-2009 | WBA | 2 | Ukraine |
| Timothy Bradley | 2008-2009 | WBC | 1 | USA |
| Kendall Holt | 2008-2009 | WBO | 1 | USA |
| Paulie Malignaggi | 2007-2008 | IBF | 2 | USA |
| Malignaggi stripped of title. | ||||
| Gavin Rees | 2007-2008 | WBA | 0 | Wales |
| Ricky Hatton | 2007 | IBF | 0 | England |
| Hatton was stripped of title. | ||||
| Lovemore Ndou | 2007 | IBF | 0 | S.Africa |
| Ricardo Torres | 2006-2008 | WBO | 2 | Columbia |
| Junior Witter | 2006-2008 | WBC | 2 | England |
| Ricardo Torres | 2006-2008 | WBO | 2 | Columbia |
| Juan Urango | 2006-2007 | IBF | 0 | Colombia |
| Souleymane M'baye | 2006-2007 | WBA | 1 | France |
| Floyd Mayweather | 2005-2006 | WBC | 0 | USA |
| Mayweather relinquishes title to campaign at Welterweight. | ||||
| Ricky Hatton | 2005-2006 | IBF-WBA | 1 | England |
| Ricky Hatton | 2005 | IBF | 1 | England |
| Hatton Vacated the title. | ||||
| Carlos Maussa | 2005 | WBA | 0 | Colombia |
| Miguel Cotto | 2004-2006 | WBO | 6 | Puerto Rico |
| Kostya Tszyu | 2004-2005 | IBF | 0 | Russia |
| Arturo Gatti | 2004-2005 | WBC | 2 | Canada |
| Vivien Harris | 2004-2005 | WBA | 3 | Guyana |
| Zab Judah | 2003-2004 | WBO | 1 | USA |
| Kostya Tszyu | 2001-2004 | WBA-WBC | 1 | Russia |
| DeMarcus Corley | 2001-2003 | WBO | 2 | USA |
| Kostya Tszyu | 2001 | WBA-WBC | 3 | Russia |
| Tszyu unifies title. | ||||
| Kostya Tszyu | 2001 | WBA-WBC-IBF | 0 | Russia |
| Zab Judah | 2000-2001 | IBF | 0 | USA |
| Ener Julio | 2000-2001 | WBO | 0 | Colombia |
| Julio relinquished title due to injury. | ||||
| Randall Bailey | 1999-2000 | WBO | 2 | USA |
| Terron Millett | 1999 | IBF | 0 | USA |
| Sharmba Mitchell | 1998-2001 | WBA | 4 | USA |
| Kostya Tszyu | 1998-2001 | WBC | 3 | Russia |
| Carlos Gonzalez | 1998-1999 | WBO | 0 | Mexico |
| Vince Phillips | 1997-1999 | IBF | 3 | USA |
| Khalid Rahilou | 1997-1998 | WBA | 2 | France |
| Giovanni Parisi | 1996-1998 | WBO | 5 | Italy |
| Oscar De La Hoya | 1996-1997 | WBC | 1 | USA |
| De La Hoya vacated title to defend WBC Welterweight title. | ||||
| Frankie Randall | 1996-1997 | WBA | 0 | USA |
| Juan M Coggi | 1996 | WBA | 0 | Argentina |
| Konstantin Tszyu | 1995-1997 | IBF | 5 | Russia |
| Sammy Fuentes | 1995-1996 | WBO | 1 | Puerto Rico |
| Julio Cesar Chavez | 1994-1996 | WBC | 4 | Mexico |
| Frankie Randall | 1994-1996 | WBA | 2 | USA |
| Jake Rodriguez | 1994-1995 | IBF | 2 | USA |
| Frankie Randall | 1994 | WBC | 0 | USA |
| Juan M Coggi | 1993-1994 | WBA | 6 | Argentina |
| Charles Murry | 1993-1994 | IBF | 2 | USA |
| Zack Padilla | 1993-1994 | WBO | 4 | USA |
| Carlos Gonzalez | 1992-1993 | WBO | 3 | Mexico |
| Pernell Whitaker | 1992-1993 | IBF | 0 | USA |
| Whitaker vacated title to defend his WBC Welterweight title. | ||||
| Morris East | 1992-1993 | WBA | 0 | Philippines |
| Akinobu Hiranaka | 1992 | WBA | 0 | Japan |
| Julio Cesar Chavez | 1991-1994 | WBC | 6 | Mexico |
| Hector Camacho | 1991-1992 | WBO | 0 | Puerto Rico |
| Camacho was stripped of title for failer to defend. | ||||
| Edwin Rosario | 1991-1992 | WBA | 0 | Puerto Rico |
| Rafael Pineda | 1991-1992 | IBF | 0 | Colobbia |
| Greg Haugen | 1991 | WBO | 0 | USA |
| Haugen was stripped for failing a drugs test. | ||||
| Julio Cesar Chavez | 1990-1991 | IBF-WBC | 2 | Mexico |
| Chavez relinquished IBF title. | ||||
| Loreto Garza | 1990-1991 | WBA | 1 | USA |
| Hector Camacho | 1989-1991 | WBO | 2 | Puerto Rico |
| Julio Cesar Chavez | 1989-1990 | WBC | 2 | Mexico |
| Meldrick Taylor | 1988-1990 | IBF | 2 | USA |
| James McGrit | 1988 | IBF | 1 | USA |
| Juan M Coggi | 1987-1990 | WBA | 4 | USA |
| Roger Mayweather | 1987-1989 | WBC | 4 | USA |
| Terry Marsh | 1987 | IBF | 1 | England |
| Marsh annonnced retirment. | ||||
| Rene Arredondo | 1987 | WBC | 0 | Mexico |
| Patrizio Oliva | 1986-1987 | WBA | 2 | Italy |
| Tsuyoshi Hamada | 1986-1987 | WBC | 1 | Japan |
| Joe Manley | 1986-1987 | IBF | 0 | USA |
| Gary Hilton | 1986 | IBF | 0 | USA |
| IBF stripped Pryor due to innactivity, Hilton wins vacant title. | ||||
| Rene Arredondo | 1986 | WBC | 0 | Mexico |
| Ubaldo Sacco | 1985-1986 | WBA | 0 | Argentina |
| Lonnie Smith | 1985-1986 | WBC | 0 | USA |
| Bill Costello | 1984-1985 | WBC | 3 | USA |
| Gene Hatcher | 1984-1985 | WBA | 1 | USA |
| Aaron Pryor | 1984-1985 | IBF | 1 | USA |
| Newley formed IBF recognised Pryor as Champion. | ||||
| Johnny Bumphus | 1984 | WBA | 0 | USA |
| Bruce Curry | 1983-1984 | WBC | 2 | USA |
| Leroy Haley | 1982-1983 | WBC | 2 | USA |
| Aaron Pryor | 1980-1984 | WBA | 8 | USA |
| Pryor relinquished title to defend IBF version of the title. | ||||
| Saoul Mamby | 1980-1982 | WBC | 5 | USA |
| Sang-Hyun Kim | 1978-1980 | WBC | 2 | S Korea |
| Antonio Cervantes | 1977-1980 | WBA | 6 | Colombia |
| WBA stripped Benitez and Cervantes wins the vacent title. | ||||
| Wilfred Benitez | 1977-1978 | NY | 1 | USA |
| Benitez moved to Welterweight. | ||||
| Saensak Muangsurin | 1976-1978 | WBC | 7 | Thailand |
| Wilfred Benitez | 1976 | WBA | 2 | USA |
| Benitez becomes youngest ever Champion 17y-5m-24d. | ||||
| Miguel Velasquez | 1976 | WBC | 0 | Spain |
| Saensak Muangsurin | 1975-1976 | WBC | 1 | Thailand |
| Perico Fernandez | 1974-1975 | WBC | 1 | Spain |
| Antonio Cervantes | 1972-1976 | WBA | 10 | Colombia |
| Alfonso Frazer | 1972 | WBA | 1 | Panama |
| Bruno Arcari | 1970-1974 | WBC | 8 | Italy |
| Arcari relinquished title. | ||||
| Nicolino Loche | 1968-1972 | WBA | 5 | Argentina |
| Pedro Adigue | 1968-1970 | WBC | 0 | Philippines |
| Takeshi Fujii | 1967-1968 | WBC-WBA | 1 | USA |
| Sandro Lopopolo | 1966-1967 | WBA | 1 | Italy |
| Carlos Hernandez | 1965-1966 | WBA | 2 | Venezuela |
| Eddie Perkins | 1963-1965 | WBA | 2 | USA |
| Roberto Cruz | 1963 | WBA | 0 | Philippines |
| Duilio Loi | 1962-1963 | WBA | 0 | Italy |
| Loi announced retirement. | ||||
| Duilio Loi | 1962 | WBA | 0 | Italy |
| Eddie Perkins | 1962 | WBA | 0 | USA |
| Duilio Loi | 1960-1962 | NBA | 2 | Italy |
| Carlos Ortiz | 1959-1960 | NBA | 2 | Puerto Rico |
| Tippy Larkin | 1946-1947 | NY-NBA | 1 | USA |
| Larkin was stripped of titles. | ||||
| Harry Weekly | 1941-1942 | LOUIS | 3 | USA |
| State commission recognised as Champion. | ||||
| Maxie Berger | 1939 | CAN | 0 | Canada |
| Billed as title fight in Canada. | ||||
| Barney Ross | 1933-1935 | ILL | 9 | USA |
| Ross relinquished the title on winning the Welterweight title. | ||||
| Battling Shaw | 1933 | LOUIS | 0 | Mexico |
| State commission recognised as Champion. | ||||
| Tony Canzoneri | 1933 | LOUIS | 0 | USA |
| State commission recognised as Champion. | ||||
| Johnny Jadick | 1932-1933 | PEN | 0 | USA |
| State commission recognised as Champion. | ||||
| Johnny Jadick | 1932 | NBA | 1 | USA |
| The NBA withdrew recognition from the division. | ||||
| Tony Canzoneri | 1931-1932 | NBA | 5 | USA |
| Canzoneris Lightweight title was also at stake for 3 defences. | ||||
| Jakie Kid Berg | 1930-1931 | NBA | 8 | England |
| Mushy Callahan | 1927-1930 | NBA-NY | 2 | USA |
| Both NBA and NY commission stripped Callahan of the title. | ||||
| Mushy Callahan | 1926-1927 | NBA | 1 | USA |
| Pinkey Mitchell | 1926 | NBA | 0 | USA |
| Bold ( Indicates Current Holder) - Bold (Indicates Undisputed) - * (Indicates WBA Super) | ||||