Jack Johnson.
Nobody. Lewis was crowned WBC Heavyweight Champion after Riddick Bowe, who was the champion, refused to fight Lewis after Lewis defeated Razor Ruddock to become the WBC's #1 contender.
His name is whelvayne,.The only man who defeated manny pacquiao,,He is from pasil cebu city, phillipines...
Light Heavyweight Brandon Vera.
Rampage or Quinton " Rampage" Jackson is a light heavyweight UFC fighter .
Brock Lesnar has the better record of the two. He has fought a significantly higher calibre of fighter, and has never been knocked out. Kimbo Slice has never fought a top 10 Heavyweight fighter, and was knocked out by a light heavyweight fighter who was cut from the UFC for not being good enough (Seth Petruzelli) Kimbo Slice will be participating in the 10th series of the ultimate fighter reality show to fight for a UFC contract. Rumour has it that he has been defeated during the show. If true this means Kimbo Slice was not capable enough to defeat even non-UFC fighters, let alone the current UFC heavyweight champion.
The Ultimate Fighter - 2005 Light Heavyweight Semi-Finals 1-12 was released on: USA: 4 April 2005
The Ultimate Fighter - 2005 Heavyweight Semi-Final 1 2-11 was released on: USA: 31 October 2005
muhammad ali evander holyfield
it would have to be the late great heavyweight champ of the NHL John Ferguson
he defeated Grendel and Grendel's mother
Rocky Marciano he had an undefeated career with 49 wins, 43 knockouts, and no losses.
Randy Orton was the youngest World Heavyweight Champion