The current champions, as of December 29, 2014, in each weight division are listed below. Each champion’s professional boxing record is shown in the following format: wins–losses–draws–no contests (knockout wins), and date they won title.
Heavyweight (200+ lb, 90.7+ kg
| WBA | WBC | IBF | WBO | The Ring |
| Wladimir Klitschko Super champion  Ukraine63–3–0–0 (53) July 2, 2011 |
Bermane Stiverne Canada24–1–1–0 (21) May 10, 2014 |
Wladimir Klitschko Ukraine 63–3–0–0 (53) April 22, 2006 |
Wladimir Klitschko Super champion Ukraine63–3–0–0 (53) February 23, 2008 |
Wladimir Klitschko Ukraine 63–3–0–0 (53) June 20, 2009 |
Ruslan Chagaev Uzbekistan33–2–1–0 (20) July 6, 2014 |
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| Luis Ortiz Interim champion  Cuba22–0–0–1 (19) September 11, 2014 |
Cruiserweight, Junior heavyweight (200 lb, 90.7 kg)
| WBA | WBC | IBF | WBO | The Ring |
Denis Lebedev Russia26–2–0–0 (20) October 30, 2012 |
Grigory Drozd Russia 39–1–0–0 (27) September 27, 2014 |
Yoan Pablo Hernández Cuba 29–1–0–0 (14) October 1, 2011 |
Marco Huck Super champion  Germany38–2–1–0 (26) August 29, 2009 |
Yoan Pablo Hernández Cuba 29–1–0–0 (14) February 4, 2012 |
| Youri Kayembre Kalenga Interim champion  France21–1–0–0 (14) June 21, 2014 |
Light heavyweight (175 lb, 79.4 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Sergey Kovalev Super champion Russia26–0–1–0 (23) December 5, 2014 |
Adonis Stevenson Canada 25–1–0–0 (21) June 8, 2013 |
Sergey Kovalev Russia 26–0–1–0 (23) November 8, 2014 |
Sergey Kovalev Russia 26–0–1–0 (23) August 17, 2013 |
Adonis Stevenson Canada 25–1–0–0 (21) June 8, 2013 |
| Jürgen Brähmer Germany 45–2–0–0 (33) December 14, 2013 |
Super middleweight (168 lb, 76.2 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Andre Ward Super champion  United States27–0–0–0 (14) November 21, 2009 |
Anthony Dirrell United States 27–0–1–0 (22) August 16, 2014 |
Carl Froch United Kingdom33–2–0–0 (24) May 26, 2012 |
Arthur Abraham Germany 41–4–0–0 (28) March 1, 2014 |
Andre Ward United States 27–0–0–0 (14) December 17, 2011 |
| Carl Froch Unified champion United Kingdom33–2–0–0 (24) May 25, 2013 |
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| Fedor Chudinov Interim champion Russia12–0–0–0 (10) December 11, 2014 |
Middleweight (160 lb, 72.6 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Gennady Golovkin Super champion  Kazakhstan31–0–0–0 (28) June 3, 2014 |
Miguel Cotto Puerto Rico39–4–0–0 (32) June 7, 2014 |
Jermain Taylor United States 33–4–1–0 (20) October 8, 2014 |
Andy Lee Ireland34–2–0–0 (24) December 13, 2014 |
Miguel Cotto Puerto Rico 39–4–0–0 (32) June 7, 2014 |
| Daniel Jacobs United States 28–1–0–0 (25) August 9, 2014 |
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| Dmitry Chudinov Interim champion Russia14–0–2–0 (9) December 21, 2013 |
Gennady Golovkin Interim champion Kazakhstan31–0–0–0 (28) October 18, 2014 |
Super welterweight, Junior middleweight (154 lb, 69.9 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Floyd Mayweather, Jr. Super champion United States47–0–0–0 (26) May 5, 2012 |
Floyd Mayweather, Jr. United States 47–0–0–0 (26) September 14, 2013 |
Cornelius Bundrage United States 34–5–0–1 (19) October 11, 2014 |
Demetrius Andrade United States 21–0–0–0 (14) November 9, 2013 |
Floyd Mayweather, Jr. United States 47–0–0–0 (26) September 14, 2013 |
| Erislandy Lara Cuba 20–2–2–0 (12) March 8, 2014 |
Welterweight (147 lb, 66.7 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Floyd Mayweather, Jr. Unified champion United States47–0–0–0 (26) May 3, 2014 |
Floyd Mayweather, Jr. United States 47–0–0–0 (26) September 17, 2011 |
Kell Brook United Kingdom 33–0–0–0 (22) August 16, 2014 |
Manny Pacquiao Super champion  Philippines57–5–2–0 (38) April 12, 2014 |
Floyd Mayweather, Jr. United States 47–0–0–0 (26) May 4, 2013 |
| Keith Thurman Interim champion United States24–0–0–1 (21) July 27, 2013 |
Super lightweight, Junior welterweight (140 lb, 63.5 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Danny García Super champion United States29–0–0–0 (17) July 14, 2012 |
Danny García United States 29–0–0–0 (17) March 24, 2012 |
Lamont Peterson United States 33–2–1–0 (17) December 10, 2011 |
vacant | Danny García United States 29–0–0–0 (17) July 14, 2012 |
| Jessie Vargas United States 26–0–0–0 (9) April 12, 2014 |
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| José Benavidez Interim champion United States22–0–0–0 (15) December 13, 2014 |
Lightweight (135 lb, 61.2 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Richar Abril Cuba 19–3–1–0 (8) February 26, 2013 |
vacant | Mickey Bey United States 21–1–1–1 (10) September 13, 2014 |
Terence Crawford United States 25–0–0–0 (17) March 1, 2014 |
Terence Crawford United States 25–0–0–0 (17) November 29, 2014 |
| Darleys Pérez Interim champion  Colombia31–1–0–0 (20) June 28, 2014 |
Omar Figueroa In recess United States24–0–1–0 (18) November 10, 2014 |
Super featherweight, Junior lightweight (130 lb, 59 kg)
| WBA | WBC | IBF | WBO | The Ring |
Takashi Uchiyama Japan21–0–1–0 (17) January 11, 2010 |
Takashi Miura Japan 28–2–2–0 (21) April 8, 2013 |
Rancés Barthelemy Cuba 21–0–0–1 (12) July 10, 2014 |
Orlando Salido Mexico42–12–2–1 (29) October 14, 2014 |
vacant |
Featherweight (126 lb, 57.2 kg)
| WBA | WBC | IBF | WBO | The Ring |
Nicholas Walters Jamaica25–0–0–0 (21) December 8, 2012 |
Jhonny González Mexico 57–8–0–0 (48) August 24, 2013 |
Evgeny Gradovich Russia 19–0–1–0 (9) March 1, 2013 |
Vasyl Lomachenko Ukraine 3–1–0–0 (1) June 21, 2014 |
vacant |
| Jesús Marcelo Andrés Cuellar Interim champion  Argentina26–1–0–0 (20) August 23, 2013 |
Super bantamweight, Junior featherweight (122 lb, 55.3 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Guillermo Rigondeaux Unified champion Cuba14–0–0–0 (9) April 13, 2013 |
Leo Santa Cruz Mexico 28–0–1–0 (16) August 24, 2013 |
Carl Frampton United Kingdom 19–0–0–0 (13) September 6, 2014 |
Guillermo Rigondeaux Cuba 14–0–0–0 (9) April 13, 2013 |
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| Scott Quigg United Kingdom 30–0–2–0 (22) September 5, 2013 |
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| Óscar Escandón Interim champion Colombia24–1–0–0 (16) December 11, 2014 |
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Bantamweight (118 lb, 53.5 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Juan Carlos Payano Undisputed champion  Dominican Republic16–0–0–0 (8) September 26, 2014 |
Shinsuke Yamanaka Japan 22–0–2–0 (16) November 6, 2011 |
Randy Caballero United States 22–0–0–0 (13) October 25, 2014 |
Tomoki Kameda Japan 31–0–0–0 (19) August 1, 2013 |
vacant |
| Jamie McDonnell United Kingdom 25–2–1–0 (12) May 31, 2014 |
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| Yonfrez Parejo Interim champion  Venezuela16–1–1–0 (7) August 30, 2014 |
Super flyweight, Junior bantamweight (115 lb, 52.2 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Kohei Kono Japan 30–8–0–0 (13) March 26, 2014 |
Carlos Cuadras Mexico 31–0–1–0 (25) May 31, 2014 |
Zolani Tete South Africa19–3–0–0 (16) July 18, 2014 |
Omar Andrés Narváez Super champion Argentina43–1–2–0 (23) May 15, 2010 |
vacant |
| David Sánchez Interim champion Mexico26–2–2–0 (20) May 24, 2014 |
Flyweight (112 lb, 50.8 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Juan Francisco Estrada Unified champion Mexico31–2–0–0 (22) April 6, 2013 |
Román González Nicaragua41–0–0–0 (35) September 5, 2014 |
Amnat Ruenroeng Thailand14–0–0–0 (5) January 22, 2014 |
Juan Francisco Estrada Mexico 31–2–0–0 (22) April 6, 2013 |
Román González Nicaragua 41–0–0–0 (35) September 5, 2014 |
| Juan Carlos Reveco Argentina 35–1–0–0 (19) December 4, 2012 |
Light flyweight, Junior flyweight (108 lb, 49 kg)
| WBA | WBC | IBF | WBO | The Ring |
Alberto Rossel Peru32–8–0–1 (13) July 8, 2014 |
vacant | Javier Mendoza Mexico 22–2–1–0 (18) September 20, 2014 |
Donnie Nietes Philippines 34–1–4–0 (20) October 8, 2011 |
Donnie Nietes Philippines 34–1–4–0 (20) May 10, 2014 |
| Randy Petalcorin Interim champion Philippines22–1–1–0 (17) August 26, 2014 |
Minimumweight, Miniflyweight, Strawweight (105 lb, 47.6 kg)
| WBA | WBC | IBF | WBO | The Ring |
| Hekkie Budler South Africa 27–1–0–0 (9) March 1, 2014 |
Wanheng Menayothin Thailand 36–0–0–0 (12) November 6, 2014 |
vacant | vacant | vacant |
| Knockout CP Freshmart Interim champion Thailand9–0–0–0 (5) October 1, 2014 |