Heres my list, theres a few "DLC" fighters thats narrowly miss out.

Heavyweight

1. Muhammad Ali
2. Mike Tyson
3. Lennox Lewis
4. Evander Holyfield
5. Vitali Klitschko
6. Wladimir Klitschko
7. David Haye
8. Ruslan Chagaev

Light Heavyweight

1. Joe Calzaghe
2. Nigel Benn
3. Chris Eubank
4. Bob Foster
5. Chad Dawson
6. Antonio Tarver
7. Roy Jones Jr.
8. Carl Froch

Middleweight

1. Bernard Hopkins
2. Kelly Pavlik
3. Jermain Taylor
4. Ronald Wright
5. Sugar Ray Robinson
6. Marvin Hagler
7. Carlos Monzon
8. Jake LaMotta

Welterweight

1. Shane Mosley
2. Miguel Cotto
3. Floyd Mayweather
4. Ricky Hatton
5. Ray Leonard
6. Roberto Duran
7. Thomas Hearns
8. Oscar De La Hoya

Lightweight

1. Manny Pacquiao
2. Juan Manuel Marquez
3. Juan Diaz
4. Pernell Whitaker
5. Julio Cesar Chavez
6. Amir Khan
7. Alexis Arguello
8. Aaron Pyror

Featherweight

1. Marco Antonio Barrera
2. Erik Morales
3. Naseem Hammad
4. Salvador Sanchez
5. Chris John
6. Willie Pep
7. Juan Manuel Lopez
8. Wilfredo Gomez


DLC

1. George Foreman
2. Joe Louis
3. Larry Holmes
4. Rocky Marciano
5. Archie Moore
6. Gene Tunney
7. Michael Spinks
8. Steve Collins
9. Felix Trinidad
10. Rocky Graziano