( ) = Record in 2012 [ ] = Jan 2012 ranking
1. Floyd Mayweather (1-0) [1]
2. Manny Pacquiao (0-1) [2]
3. Nonito Donaire (3-0, 1 KO) [4]
4. Andre Ward (1-0, 1 KO) [7]
5. Sergio Martinez (2-0, 1 KO) [10]
6. Wladimir Klitschko (2-0, 2 KO) [5]
7. Juan Manuel Marquez (1-0) [11]
8. Vitali Klitschko (2-0, 1 KO) [9]
9. Carl Froch (1-0, 1 KO) [22]
10. Timothy Bradley (1-0) [14]
11. Miguel Cotto (0-1) [8] 12. Chris John (1-0) [13]
13. Jorge Arce (2-0, 1 KO) [17]
14. Saul Alvarez (2-0, 1 KO) [16]
15. Devon Alexander (2-0) [29]
16. Danny Garcia (3-0, 2 KO) [NE]
17. Brandon Rios (2-0, 1 KO) [20]
18. Robert Guerrero (1-0) [23]
19. Lamont Peterson [18]
20. Yuriorkis Gamboa [19]
21. Lucian Bute [12] (0-1)
22. Ricky Burns (2-0,1 KO) [44]
23. Amir Khan (0-1) [15]
24. Julio Cesar Chavez Jr. (2-1, 1 KO) [31]
25. Brian Viloria (1-0, 1 KO) [30]
26. Hernan Marquez (1-0) [34]
27. Mikkel Kessler (1-0, 1 KO) [32]
28. Andre Berto [28]
29. Abner Mares (1-0) [33]
30. Chad Dawson (1-1) [24]
31. Paul Williams (1-0) [36]*
32. Tavoris Cloud (1-0) [35]
35. Orlando Salido (2-0, 2 KO) [42]
36. Felix Sturm (1-1) [37]
33. Adrien Broner (2-0,2 KO) [NE]
34. Anselmo Moreno (1-0, 1 KO) [38]35. Orlando Salido (2-0, 2 KO) [42]
37. Humberto Soto (1-1) [27]
38. Alexander Povetkin (1-0) [46]
39. Marco Huck (0-1-1) [21]
40. Daniel Geale (2-0) [NE]
41. Paulie Malignaggi (2-0, 1 KO) [NE]
42. Guillermo Rigondeaux (2-0, 2 KO) [NE]
43. Fernando Montiel (2-0, 1 KO) [NE]
44. Zab Judah (1-0, 1 KO) [NE]
45. Donnie Nietes (1-0) [NE]
46. Gennady Golovkin (2-0) [NE]
47. Randall Bailey (1-0, 1 KO) [NE]
48. Lucas Matthysse (3-0, 3 KO's) [NE]
49. Tomasz Adamek (3-0, 1 KO) [NE]
50. Daniel Ponce De Leon (3-0, 1 KO) [NE]
62. Pongsaklek Wonjongkam (4-2, 3 KO's) [3]
*Paul Williams will remain in the Top 50 until one year from his tragic accident out of respect
*Rankings are based on world title wins, multi-weight title wins, calibre of opponents, longevity and activity in a calender year.
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