All-Time Greats Who's Greatest of All-Time: HEAVYWEIGHT Muhammad Ali Jack Dempsey Jack Johnson Joe Louis Rocky Marciano Larry Holmes Lennox Lewis Mike Tyson Gene Tunney John L. Sullivan View Results Loading ... Greatest All-Time: LIGHT HEAVYWEIGHT Roy Jones Michael Spinks Archie Moore Billy Conn Sam Langford Bernard Hopkins Virgil Hill Bob Foster View Results Loading ... Greatest All-Time: MIDDLEWEIGHT Roy Jones Marvin Hagler Bernard Hopkins Carlos Monzon Harry Greb Stanley Ketchel Bob Fitzsimmons View Results Loading ... Greatest All-Time: WELTERWEIGHT Sugar Ray Robinson Jake LaMotta Floyd Mayweather Pernell Whitaker Sugar Ray Leonard Julio Cezar Chavez Roberto Duran Manny Pacquiao Aaron Pryor Oscar De La Hoya Felix Trinidad View Results Loading ... Greatest All-Time: LIGHTWEIGHT Jack Blackburn Shane Mosley Alexis Argüello Pernell Whitaker Ike Williams Julio Cezar Chavez Roberto Duran Benny Leonard Henry Armstrong View Results Loading ... Greatest All-Time: FEATHERWEIGHT Marco Antonio Barrera Willie Pep Prince Naseem Hamed Azuma Nelson Kevin Kelly Salvador Sanchez Danny "Little Red" Lopez Sandy Saddler Kid Chocolate View Results Loading ...