Heavyweight
World Champion: Vacant.

1: Wladimir Klitschko (Ukraine)
2: Vitali Klitschko (Ukraine)
3: David Haye (England)
4: Ruslan Chagaev (Uzbekistan)
5: Eddie Chambers (USA)
6: Alexander Povetkin (Russia)
7: Tomasz Adamek (Poland)
8: Nikolay Valuev (Russia)
9: Tony Thompson (USA
10: John Ruiz (USA)
11: Juan Carlos Gomez (Cuba)
12: Sam Peter (Nigeria)
13: Chris Areola (USA)
14: Denis Boytsov (Russia)
15: Alexander Dimitrenko (Ukraine)

# 1 - # 15 No changes.

Cruiserweight
World Champion: Goran Delic (Bosnia & Herzegovina)

1: Marco Huck (Germany)
2: Steve Cunningham (USA)
3: Danny Green (Australia)
4: Ola Afolabi (England)
5: BJ Flores (USA)
6: Yoan Pablo Hernandes (Cuba)
7: Troy Ross (Canada)
8: Zsolt Erdei (Hungary)
9: Matt Godfrey (USA)
10: Denis Lebedev (Russia)
11: Alexander Alexeev (Russia)
12: Grigory Drozd (Russia)
13: Pawel Kolodziej (Poland)
14: Victor Emmiliano Ramirez (Argentina)
15: Enad Licina (Serbia)

# 1 - # 15 No changes.

Light Heavyweight
World Champion: Vacant

1: Bernard Hopkins (USA)
2: Chad Dawson (USA)
3: Jean Pascal (Canada)
4: Tavoris Cloud (USA)
5: Antonio Tarver (USA)
6: Glen Johnson (USA)
7: Jürgen Brähmer (Germany)
8: Roy Jones Jr. (USA)
9: Chris Henry (USA)
10: Nathan Cleverly (Wales)
11: Beibut Shumenov (Kazakhstan)
12: Gabriel Campillo (Spain)
13: Hugo Hernan Garay (Argentina)
14: Karo Murat (Germany)
15: Adrian Diaconu (Romania)

# 1 - # 10 No changes.

# 11 Shumenov up from # 13 (W12 Gabriel Campillo)

# 12 Campillo down from # 11 (L12 Shumenov)

# 13 Garay down from # 12 due to advancement of Shumenov.

# 14 - # 15 No changes.

Super Middleweight
World  Champion: Kali Jacobus (Vanuatu)

1: Lucian Bute (Romania)
2: Arthur Abraham (Armenia)
3: Carl Froch (England)
4: Andre Ward (USA)
5: Sakio Bika (Cameroon)
6: Andre Dirrell (USA)
7: Robert Stieglitz (Germany)
8: Mikkel Kessler (Denmark)
9: Allan Green (USA)
10: Jesse Brinkley (USA)
11: Jermain Taylor (USA)
12: Dmitry Sartison (Kazakhstan)
13: Librado Andrade (Mexico)
14: Brian Magee (Northern Ireland)
15: Joseph Kwadjo (Ghana) Inter-Continental champion

# 1 - # 9 No changes.

# 10 Brinkley up from # 14 (W12 Curtis Stevens)

# 11 - # 13 No changes.

# 14 Magee new (TKO7 Mads Larsen)

# 15 No change.

Dennis Inkin (# 10 in January rankings) out due to inactivity.

Middleweight
World Champion: Vacant

1: Kelly Pavlik (USA)
2: Felix Sturm (Germany)
3: Anthony Mundine (Australia)
4: Daniel Geale (Australia)
5: Sebastian Sylvester (Germany)
6: Hassan Ndam Njikam (Cameroon)
7: Matthew Macklin (England)
8: Khoren Gevor (Armenia)
9: Winky Wright (USA)
10: Roman Karmazin (Russia)
11: Darren Barker (England)
12: David Lopez (Mexico)
13: Andy Lee (Ireland)
14: Francis Cheka (Tanzania) Inter-Continental champion
15: Giovani Lorenzo (Dominican Republic)
 
 

# 1 - # 4 No changes.

# 5 Sylvester up from # 7 (TKO10 Billy Lyell)

# 6 - # 7 one down each due to advancement of Sylvester.

# 8 - # 9 No changes.

# 10 Karmazin up from # 15 (KO10 Dionisio Miranda)

# 11 - # 15 one down each due to advancement of Karmazin.

Super Welterweight
World Champion: Vacant

1: Paul Williams (USA)
2: Yuri Foreman (Israel)
3: James Kirkland (USA)
4: Kermit Cintron (Puerto Rico)
5: Cory Spinks (USA)
6: Sergio Martinez (Argentina)
7: Ryan Rhodes (England)
8: Alfredo Angulo (Mexico)
9: Deandre Latimore (USA)
10: Joachim Alcine (Canada)
11: Vanes Martirosyan (Armenia)
12: Daniel Santos (Puerto Rico)
13: Anthony Small (England)
14: Nobuhiro Ishida (Japan)
15: Hussein Bayram (France)

# 1 - # 15 No changes.

Welterweight
World Champion: Hamza Issa (Cameroon)

1: Manny Pacquiao (Philippines)
2: Floyd Mayweather Jr. (USA)
3: Andre Berto (USA)
4: Miguel Angel Cotto (Puerto Rico)
5: Joshua Clottey (Ghana)
6:  Vyacheslav Senchenko (Ukraine)
7: Selcuk Aydin (Turkey)
8: Sebastian Andres Lujan (Argentina)
9: Jan Zavec (Slovenia)
10: Rafal Jackiewicz (Poland)
11: Alfonso Gomez (Mexico)
12:  Zab Judah (USA)
13: Jose Luis Castillo (Mexico)
14: Saul Alvarez (Mexico)
15: Hector Saldivia (Argentina)

# 1 No change.

# 2 Mayweather one up as previous # 2 Mosley is out due to inactivity.

# 3 Berto two up as previous # 2 (Mosley) and previous # 4 (Antonio Margarito) is out due to inactivity.

# 4 - # 13 all up two spots each from January rankings as Mosley and Margarito is out.

# 14 Alvarez and # 15 Saldivia new in rankings due to advancement of # 4 - # 13.

Light Welterweight
World Champion: Peter Ssemo (Uganda)

1: Ricky Hatton (England)
2: Timothy Bradley (USA)
3: Nate Campbell (USA)
4: Paulie Mallignaggi
5: Amir Khan (England)
6: Marcos Maidana (Argentina)
7: Devon Alexander (USA)
8: Juan Diaz (USA)
9: Juan Urango (Columbia)
10: Kendall Holt (USA)
11: Joel Casamayor (Cuba)
12: Lamont Peterson (USA)
13: Paul McCloskey (Northern Ireland)
14: Mike Alvarado (USA)
15: Andriy Kotelnik (Ukraine)
 

# 1 - # 13 No changes.

# 14 Alvarado up one spot as previous # 14 Demetrius Hopkins is out due to inactivity.

# 15 Kotelnik new due to advancement of Alvarado.

Lightweight
World Champion: Dariusz Snarski (Poland)

1: Juan Manuel Marquez (Mexico)
2: Rolando Reyes (USA)
3: Joan Guzman (Dominican Republic)
4: Edwin Valero (Venezuela)
5: Antonio DeMarco (Mexico)
6: Ali Funeka (South Africa)
7: Paulus Moses (Namibia)
8: Michael Katsidis (Australia)
9: Anthony Peterson (USA)
10: John Murray (England)
11: David Diaz (USA)
12: Marco Antonio Barrera (Mexico)
13: Miguel Acosta (Venezuela)
14: Kevin Mitchell (England)
15: Kim Poulsen (Denmark) Inter-Continental champion

# 1 - # 12 No changes.

# 13 Acosta up one spot as previous # 13 Mlungisi Dlamini dies in car accident (RIP).

# 14 Mitchell new due to advancement of Acosta.

# 15 No Change.

Super Featherweight
World Champion: Vacant

1: Robert Guererro (USA)
2: Humberto Soto (Mexico)
3: Malcom Klassen (South Africa)
4: Roman Martinez (Puerto Rico)
5: Takashi Uchiyama (Japan)
6: Cassius Baloyi (South Africa)
7: Mzonke Fana (South Africa)
8: Vitali Tajbert (Kazakhstan)
9: Ji Hoon Kim (South Korea)
10: Takashi Miura (Japan)
11: Eloy Perez (USA)
12: Juan Carlos Salgado (Mexico)
13: Mario Santiago (Puerto Rico)
14: Tyrone Harris (USA)
15: Sergey Gulyakevich (Belarus)
 

# 1 - # 4 No changes.

# 5 Uchiyama up six spots from # 11 (TKO12 Juan Carlos Salgado).

# 6 - # 10 down one spot each due to advancement of Uchiyama.

# 11 Perez new (W10 David Rodela)

# 12 Salgado two spots down (L TKO12 Uchiyama & advancement of Perez)

# 13 - # 15 down one spot each due to advancement of Perez.

Featherweight
World Champion: Abdu Tebazalwa (Uganda)

1: Chris John (Indonesia)
2: Elio Rojas (Dominican Republic)
3: Juan Manuel Lopez (Puerto Rico)
4: Yuriorkis Gamboa (Cuba)
5: Rocky Juarez (USA)
6: Cristobal Cruz (Mexico)
7: Daniel Ponce de Leon (Mexico)
8: Jorge Solis (Mexico)
9: Chonlatarn Piriyapinyo (Thailand)
10: Bernabe Concepcion (Philippines)
11: Steven Luevano (USA)
12: Cornelius Lock (USA)
13: Eduardo Escobedo (Mexico)
14: Martin Lindsay (Northern Ireland)
15: Jonathan Victor Barros (Argentina)

# 1 - # 2 No change.

# 3 Lopez new (TKO 7 previous # 3 Steven Luevano)

# 4 Gamboa up one spot (TKO2 Rogers Mtagwa). Mtagwa (#11 in January rankings) is out.

# 5 Juarez down one spot due to advancement of Gamboa.

# 6 - # 10 No changes.

# 11 Luevano down from # 3 (L TKO7 J.M. Lopez).

# 12 No change.

# 13 Escobedo new (W10 Joksan Hernandez). Satoshi Hosono (# 13 in January rankings) out as he moves down to super bantamweight.

# 14 - # 15 No change.

Super Bantamweight
World Champion: Vacant

1: Celestino Baballero (Panama)
2: Toshiaki Nichioka (Japan)
3: Poonsawat Kratingdaenggym (Thailand)
4: Israel Vasquez (Mexico)
5: Rafael Marquez (Mexico)
6: Jeffrey Mathebula (South Africa)
7: Satoshi Hosono (Japan)
8: Masaaki Serie (Japan)
9: Steve Molitor (Canada)
10: Antonio Escalante (Mexico)
11: Rendall Munroe (England)
12: Gerry Penalosa (Philippines)
13: Victor Fonseca (Puerto Rico)
14: Takalani Ndlovu (South Africa)
15: Wilfredo Vasquez Jr. (Puerto Rico)

# 1 No change.

# 2 - # 6 up one spot each as previous # 2 J.M. Lopez moves to featherweight.

# 7 Hosono new (comes down from featherweight).

# 8 - # 15 No changes.

Bantamweight
World Champion: Vacant

1: Hozumi Hazegawa (Japan)
2: Yonnhy Perez (Columbia)
3: Fernando Montiel (Mexico)
4: Nehomar Cermeno (Panama)
5: Anselmo Moreno (Panama)
6: Wladimir Sidorenko (Ukraine)
7: Joseph Agbeko (Ghana)
8: Kohei Oba (Japan)
9: Michael Domingo (Philippines)
10: Alexander Bakhtin (Russia)
11: Alejandro Valdez (Mexico)
12: Abner Mares (Mexico)
13: Eric Morel (Puerto Rico)
14: Silence Mabuza (South Africa)
15: Mbwana Matumla (Tanz.) Inter-Continental champion

# 1 - # 15 No changes.

Super Flyweight
World Champion: Vacant

1: Vic Darchinyan (Armenia)
2: Nonito Donaire (Philippines)
3: Simphiwe Nonggayi (South Africa)
4: Nobuo Nashiro (Japan)
5: Kohei Kono (Japan)
6: Jorge Arce (Mexico)
7: Hugo Fidel Cazares (Mexico)
8: Takefumi Sakata (Japan)
9: Yota Sato (Japan)
10: Juan Alberto Rojas (Mexico)
11: Tomas Rojas (Mexico)
12: Jose Lopez (Puerto Rico)
13: Daigo Nakahiro (Japan)
14: Hiroyuki Hisataka (Japan)
15: Raul Martinez (USA)

# 1 - # 5 No changes.

# 6 Arce up from # 13 (W TD7 Angky Angkota)

# 7 - # 13 one spot down each due to the advancement of Arce.

# 14 - # 15 No changes.

Flyweight
World Champion: Vacant

1: Pongsaklek Wonjonkam (Thailand)
2: Omar Andres Navarez (Argentina)
3: Koki Kameda (Japan)
4: Denkaosan Kaovichit (Thailand)
5: Daisuke Naito (Japan)
6: Moruti Mhtalene (South Africa)
7: Daiki Kameda (Japan)
8: Luis Concepcion (Panama)
9: Jesus Jimenez (Mexico)
10: Shigetaka Ikehara (Japan)
11: Cesar Seda Jr. (Puerto Rico)
12: Wilbert Uicab (Mexico)
13: Reynaldo Cajina (Nicaragua)
14: Hernan Marquez (Mexico)
15: Zolani Tete (South Africa)

# 1 - # 15 No changes.

Junior Flyweight
World Champion: Vacant

1: Carlos Tamara (Columbia)
2: Ivan Calderon (Puerto Rico)
3: Giovanni Segura (Mexico)
4: Rodel Mayol (Philippines)
5: Ulises Solis (Mexico)
6: Brian Viloria (USA)
7: Edgar Sosa (Mexico)
8: Ryo Miyasaki (Japan)
9: Edren Dapudong (Philippines)
10: Omar Romero (Mexico)
11: Johnriel Casimero (Philippines)
12: Brahim Asloum (France)
13: Juan Carlos Reveco (Argentina)
14: Munetsugu Kayo (Japan)
15: Katsuhiko Iezumi (Japan)

# 1 Tamara up from # 12 (TKO12 previous # 1 Brian Viloria).

# 2 - # 5 No changes.

# 6 Brian Viloria down from # 1 (L TKO12 Carlos Tamara).

# 7 - # 12 down one spot each due to advancement of Tamara.

# 13 - # 15 No changes.  

Minimumweight
World Champion: Vacant

1: Roman Gonzalez (Nicaragua)
2: Nkosinathi Joyi (South Africa)
3: Raul Garcia (Mexico)
4: Oleydong Sithsamerchai (Thailand)
5: Yasutaka Kuroki (Japan)
6: Denver Cuello (Philippines)
7: Juan Palacios (Nicaragua)
8: Donnie Nietes (Philippines)
9: Akira Yaegashi (Japan)
10: Manuel Vargas (Mexico)
11: Luis Alberto Rios (Panama)
12: Florante Condes (Philippines)
13: Michael Landero (Philippines)
14: Sammy Gutierrez (Mexico)
15: Katsunari Takayama (Japan)

# 1 - # 15 No changes.