- Johnny Dundee (1921–1923)
- Jack Bernstein (1923)
- Johnny Dundee (1923–1924)
- Steve „Kid” Sullivan (1924)
- Mike Ballerino (1924–1925)
- Tod Morgan (1925–1929)
- Benny Bass (1929–1931)
- Kid Chocolate (1931–1933)
- Frankie Klick (1933–1934)
- Harold Gomes (1959–1960)
- Flash Elorde (1960–1967)
- Yoshiaki Numata (1967)
- Hiroshi Kobayashi (1967–1969)
- Hiroshi Kobayashi (1969–1971, WBA)
- Rene Barrientos (1969–1970, WBC)
- Yoshiaki Numata (1970–1971, WBC)
- Alfredo Marcano (1971–1972, WBA)
- Ricardo Arredondo (1971–1974, WBC)
- Ben Villaflor (1972–1973, WBA)
- Kuniaki Shibata (1973, WBA)
- Ben Villaflor (1973–1976, WBA)
- Kuniaki Shibata (1974–1975, WBC)
- Alfredo Escalera (1975–1978, WBC)
- Samuel Serrano (1976–1980, WBA)
- Alexis Argüello (1978–1980, WBC)
- Yasutsune Uehara (1980–1981, WBA)
- Rafael Limón (1980–1981, WBC)
- Cornelius Boza Edwards (1981, WBC)
- Samuel Serrano (1981–1983, WBA)
- Rolando Navarrete (1981–1982, WBC)
- Rafael Limón (1982, WBC)
- Bobby Chacon (1982–1983, WBC)
- Roger Mayweather (1983–1984, WBA)
- Héctor Camacho (1983–1984, WBC)
- Rocky Lockridge (1984–1985, WBA)
- Yuh Hwan-kil (1984–1985, IBF)
- Julio César Chávez (1984–1987, WBC)
- Lester Ellis (1985, IBF)
- Wilfredo Gómez (1985–1986, WBA)
- Barry Michael (1985–1987, IBF)
- Alfredo Layne (1986, WBA)
- Brian Mitchell (1986–1991, WBA)
- Rocky Lockridge (1987–1988, IBF)
- Azumah Nelson (1988–1994, WBC)
- Tony Lopez (1988–1989, IBF)
- John John Molina (1989, WBO)
- John John Molina (1989–1990, IBF)
- Kamel Bou Ali (1989–1992, WBO)
- Tony Lopez (1990–1991, IBF)
- Joey Gamache (1991, WBA)
- Brian Mitchell (1991, IBF)
- Genaro Hernandez (1991–1995, WBA)
- John John Molina (1992–1995, IBF)
- Daniel Londas (1992, WBO)
- Jimmi Bredahl (1992–1994, WBO)
- Óscar de la Hoya (1994, WBO)
- Jesse James Leija (1994, WBC)
- Gabriel Ruelas (1994–1995, WBC)
- Regilio Tuur (1994–1997, WBO)
- Eddie Hopson (1995, IBF)
- Tracy Harris Patterson (1995, IBF)
- Choi Yong-soo (1995–1998, WBA)
- Azumah Nelson (1995–1997, WBC)
- Arturo Gatti (1995–1998, IBF)
- Genaro Hernandez (1997–1998, WBC)
- Barry Jones (1997–1998, WBO)
- Roberto García (1998–1999, IBF)
- Anatolij Aleksandrow (1998–1999, WBO)
- Takanori Hatakeyama (1998–1999, WBA)
- Floyd Mayweather Jr. (1998–2002, WBC)
- Dugarbaataryn Lchagwa (1999, WBA)
- Acelino Freitas (1999–2002, WBO)
- Diego Corrales (1999–2000, IBF)
- Baek Jong-kwon (1999–2000, WBA)
- Joel Casamayor (2000–2002, WBA)
- Steve Forbes (2000–2002, IBF)
- Acelino Freitas (2002–2004, WBA & WBO)
- Sirimongkol Singwangcha (2002–2003, WBC)
- Carlos Hernández (2003–2004, IBF)
- Jesús Chávez (2003–2004, WBC)
- Yodsanan Sor Nanthachai (2004–2005, WBA)
- Érik Morales (2004, WBC)
- Diego Corrales (2004, WBO)
- Mike Anchondo (2004–2005, WBO)
- Érik Morales (2004, WBC & IBF)
- Érik Morales (2004, WBC)
- Marco Antonio Barrera (2004–2005, WBC)
- Robbie Peden (2005, IBF)
- Jorge Rodrigo Barrios (2005–2006, WBO)
- Vicente Mosquera (2005–2006, WBA)
- Marco Antonio Barrera (2005–2006, WBC i IBF)
- Marco Antonio Barrera (2006–2007, WBC)
- Cassius Baloyi (2006, IBF)
- Gairy St. Clair (2006, IBF)
- Edwin Valero (2006–2008, WBA)
- Joan Guzmán (2006–2008, WBO)
- Malcolm Klassen (2006–2007, IBF)
- Juan Manuel Márquez (2007–2008, WBC)
- Mzonke Fana (2007–2008, IBF)
- Manny Pacquiao (2008, WBC)
- Cassius Baloyi (2008–2009, IBF)
- Alex Arthur (2008, WBO)
- Nicky Cook (2008–2009, WBO)
- Jorge Linares (2008–2009, WBA)
- Humberto Soto (2008–2010, WBC)
- Román Martínez (2009–2010, WBO)
- Malcolm Klassen (2009, IBF)
- Robert Guerrero (2009–2010, IBF)
- Juan Carlos Salgado (2009–2010, WBA)
- Takashi Uchiyama (2010–2015, WBA)
- Vitali Tajbert (2010, WBC)
- Mzonke Fana (2010–2011, IBF)
- Ricky Burns (2010–2011, WBO)
- Takahiro Aō (2010–2012, WBC)
- Juan Carlos Salgado (2011–2013, IBF)
- Adrien Broner (2011–2012, WBO)
- Román Martínez (2012–2013, WBO)
- Gamaliel Díaz (2012–2013, WBC)
- Argenis Mendez (2013–2014, IBF)
- Takashi Miura (od 2013, WBC)
- Miguel Ángel García (2013–2014, WBO)
- Rances Barthelemy (2014–2015, IBF)
- Orlando Salido (2014–2015, WBO)
- Takashi Uchiyama (od 2015, WBA Super)
- Román Martínez (od 2015, WBO)
- Javier Fortuna (od 2015, WBA)
- José Pedraza (od 2015, IBF)
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