There is no such thing as a champion of a certain "place" in the UFC. Jon Jones is the UFC light heavyweight champion of the UFC and ranked #1 in the world at 205 pounds.
Probably Pacquiao WBO Welterweight champion Ring Magazine / IBO Jr Welter champion WBC Lightweight champion WBC / Ring Magazine Jr lightweight champion Ring Magazine Featherweight champion IBF Jr Featherweight Champion WBC Flyweight Champion Actually Oscar Delahoya is the only true 6 weight class champion. He won MAJOR titles in all 6. If it is most boxing championships (major and minor, regardless of division) that would be Roy Jones Jr. IBF - Middleweight Champion IBF- Super Middleweight Champion WBC- Lightheavyweight Champion (3 times) WBA Light Heavyweight Champion WBA Super Light Heavyweight Champion WBA - Heavyweight Champion IBF Light Heavyweight Champion IBO Light Heavyweight Champion Ring Magazine - Light Heavyweight Champion IBA - Light Heavyweight Champion WBF - Light Heavyweight Champion NBA - Light Heavyweight Champion IBC - Light Heavyweight Champion NABO - Light Heavyweight Champion (2 times) WBC Continental Americas - Super Middleweight Champion UBO - Intercontinental Light Heavyweight Champion
roy Jones jr beating john ruiz
WWE Champion; World Tag Team Champion; Intercontinental Champion; Hardcore Champion; European Champion; Light Heavyweight Champion; WCW Tag Team Champion; World Heavyweight Champion
The answer is former WBA Heavyweight Champion of the World, Nikolai Valuev.
Lyoto Machida is the light heavyweight champion with a ko victory over rashad evans to win it and a title defense over maricio shogun rua
Michael Spinks in 1985 when he beat Larry Holmes. Bob Fitzsimmons won the heavyweight title first, then the light heavyweight championship.
The current heavyweight boxing champion is Wladmir Klitschko.
Heavyweight Champion of the World was created in 2006.
The current WBA Light Heavyweight Champion is Beibut Shumenov. He won the title from Gabriel Campillo on January 29,2010 with a highly controversial split decision victory.