| Heavyweight (over 190 pounds) |
| Champion: Vitali Klitschko. |
| 1 | Ray Austin |
| 2 | Odlanier Solis |
| 3 | Nicolay Valuev |
| 4 | Denis Boytsov |
| 5 | Tomasz Adamek |
| 6 | Derric Rossy |
| 7 | Johnathon Banks |
| 8 | Shannon Briggs |
| 9 | Alexander Povetkin |
| 10 | Chris Arreola |
| Cruiserweight (190 pounds) |
| Champion: Krzysztof Wlodarczyk. |
| 1 | Francisco Palacios |
| 2 | Herbie Hide |
| 3 | Giacobbe Fragomeni |
| 4 | Danny Green |
| 5 | Pawel Kolodziej |
| 6 | Silvio Branco |
| 7 | Alexander Frenkel |
| 8 | Enzo Maccarinelli |
| 9 | Thomasz Hutkowski |
| 10 | Jason Robinson |
| Light Heavyweight (175 pounds) |
| Champion: Jean Pascal. |
| 1 | Zsolt Erdei |
| 2 | Dawid Kostecki |
| 3 | Chris Henry |
| 4 | Roberto Bolonti |
| 5 | Adrian Diaconu |
| 6 | Ismayl Sillakh |
| 7 | Vitaliy Rusal |
| 8 | Gabriel Campillo |
| 9 | Yordanis Despaigne |
| 10 | Thierry Karl |
| Super Middleweight (168 pounds) |
| Champion: Mikkel Kessler. |
| 1 | Andre Dirrell |
| 2 | Carl Froch |
| 3 | Arthur Abraham |
| 4 | Kelly Pavlik |
| 5 | Brian Magee |
| 6 | Librado Andrade |
| 7 | Marcus Johnson |
| 8 | Paul Smith |
| 9 | Pablo Farias |
| 10 | Allan Green |
| Middleweight (160 pounds) |
| Champion: Sergio Martinez. |
| 1 | Julio Cesar Chavez Jr. |
| 2 | Paul Williams |
| 3 | David Lemieux |
| 4 | Marco Antonio Rubio |
| 5 | Matthew Macklin |
| 6 | Mahir Oral |
| 7 | Fernando Guerrero |
| 8 | John Duddy |
| 9 | Domenico Spada |
| 10 | Miguel Espino |
| Super Welterweight (154 pounds) |
| Champion: Vacant. |
| 1 | Antonio Margarito |
| 2 | Saul Alvarez |
| 3 | Alfred Angulo |
| 4 | Ryan Rhodes |
| 5 | Shane Mosley |
| 6 | Vanes Martirosyan |
| 7 | Kermit Cintron |
| 8 | Sergio Mora |
| 9 | Anthony Mundine |
| 10 | Luis Collazo |
| Welterweight (147 pounds) |
| Champion: Andre Berto. |
| 1 | Floyd Mayweather |
| 2 | Selcuk Aydin |
| 3 | Ivan Kirpa |
| 4 | Ionut Dan Ion |
| 5 | Alfonso Gomez |
| 6 | Mike Jones |
| 7 | Sebastian Lujan |
| 8 | Vitaliy Demyanenko |
| 9 | Said Ouali |
| 10 | Luis Carlos Abregu |
| Super Lightweight (140 pounds) |
| Champion: Devon Alexander. |
| 1 | Ajose Olusegun |
| 2 | Erik Morales |
| 3 | Ali Chebah |
| 4 | Paul McCloskey |
| 5 | Prawet Singwangcha |
| 6 | Cesar Cuenca |
| 7 | Mike Alvarado |
| 8 | Josesito Lopez |
| 9 | Yoshihiro Kamegai |
| 10 | Danny Garcia |
| Lightweight (135 pounds) |
| Champion: Humberto Soto. |
| 1 | Antonio DeMarco |
| 2 | Daniel Estrada |
| 3 | John Murray |
| 4 | Urbano Antillon |
| 5 | Reyes Sanchez |
| 6 | Rene Gonzalez |
| 7 | Ricardo Dominguez |
| 8 | Antonio Pitalua |
| 9 | Ryugi Migaki |
| 10 | Ray Narh |
| Super Featherweight (130 pounds) |
| Champion: Vitali Tajbert. |
| 1 | Sergey Gulyakevitch |
| 2 | Takahiro Aoh |
| 3 | Levan Kirakosian |
| 4 | Jason Litzau |
| 5 | Eduardo Escobedo |
| 6 | Humberto M. Gutierrez |
| 7 | Jorge Linares |
| 8 | Gamaliel Diaz |
| 9 | Terdsak Jandaeng |
| 10 | Vicente Martin Rodriguez |
| Featherweight (126 pounds) |
| Champion: Elio Rojas. |
| 1 | Juan Carlos Burgos |
| 2 | Jhonny Gonzalez |
| 3 | Cholatarn O. Piriyapinyo |
| 4 | Justin Savi |
| 5 | Oleg Yefimovych |
| 6 | Daniel Ponce de Leon |
| 7 | Matt Remillard |
| 8 | Alberto Garza |
| 9 | Naoki Matsuda |
| 10 | Guty Espadas Jr. |
| Super Bantamweight (122 pounds) |
| Champion: Toshiaki Nishioka. |
| 1 | Rendall Munroe |
| 2 | Victor Fonseca |
| 3 | Akifumi Shimoda |
| 4 | Ricardo Cordoba |
| 5 | Leon Moore |
| 6 | Victor Terrazas |
| 7 | Sod Looknongyangtoy |
| 8 | Giovani Caro |
| 9 | Mauricio Munoz |
| 10 | Ivan Hernandez |
| Bantamweight (118 pounds) |
| Champion: Fernando Montiel. |
| 1 | Hozumi Hasegawa |
| 2 | Sasha Bakhtin |
| 3 | Eduardo Garcia |
| 4 | Tshifhiwa Munyai |
| 5 | Malcolm Tunacao |
| 6 | Carmelo Ballone |
| 7 | Vusi Malinga |
| 8 | Stephane Jamoye |
| 9 | David De La Mora |
| 10 | AJ Banal |
| Super Flyweight (115 pounds) |
| Champion: Vic Darchinyan. |
| 1 | Kohei Kono |
| 2 | Tomas Rojas |
| 3 | Juan Jose Montes |
| 4 | Silvestre Lopez |
| 5 | Victor Zaleta |
| 6 | Oscar Ibarra |
| 7 | Drian Franncisco |
| 8 | Daigo Nakahiro |
| 9 | Evans Mbamba |
| 10 | Nobuo Nashiro |
| Flyweight (112 pounds) |
| Champion: P. Wonjongkam |
| 1 | Koki Kameda |
| 2 | Daisuke Naito |
| 3 | Wilbert Uicab |
| 4 | Andrea Sarritzu |
| 5 | Edren Dapudong |
| 6 | Hiroyuki Hisataka |
| 7 | Rocky Fuentes |
| 8 | Tomonobu Shimizu |
| 9 | Jesus Jimenez |
| 10 | Ponomrunglek Kratingdaeng |
| Light Flyweight (108 pounds) |
| Champion: Omar Nino. |
| 1 | Adrian Hernandez |
| 2 | Noknoi Sitthiprasert |
| 3 | Kompayak Porpramook |
| 4 | Ganigan Lopez |
| 5 | Rodel Mayol |
| 6 | Jose Rodriguez |
| 7 | Ryo Miyazaki |
| 8 | Michael Arango |
| 9 | Kazuto Ioka |
| 10 | Wisanu Pornobnum |
| Minimum (105 pounds) |
| Champion: Oleydong Sithsanerchai. |
| 1 | Juan Hernandez |
| 2 | Juan Palacios |
| 3 | Pigmy Kokietgym |
| 4 | Denver Cuello |
| 5 | Wanheng Menayothin |
| 6 | Pornsawan Porpramook |
| 7 | Omar Soto |
| 8 | Samuel Gutierrez |
| 9 | Carlos Perez |
| 10 | Yasutaka Kuroki |
