Brock Edward Lesnar three-time WWE Champion, is the youngest WWE Champion in history age 25.
He Became the youngest WWE champion by defeating Dwayne "The Rock" Johnson at Summerslam 2002
Randy Orton is the youngest world heavyweight champion age 24
Jon Jones is the person who holds the record currently for the youngest UFC Champion in history. He is the current reigning light heavyweight champion in UFC. He won the title in March 2011 when he was only 24 years old making him the youngest person to ever win a UFC Championship.
Bob Fitzsimmons was only 167 pounds when he won the title in 1897 against James J. Corbett.
Randy Orton, according to my 5 year old grandson
The Undertaker won his third World Heavyweight Champion at the age of 44. So thats makes him the oldest World Heavyweight Champion.
The big show lost the title to Daniel Bryan after 45 seconds when Daniel Bryan cashed in his money in the bank briefcase at TLC 2011
ken nortonNorton never won a single TITLE fight. Back in the bareknuckle days, John Heenan (0-2-1) never won a single bout.
They wouldn't let Jack Johnson on board, the heavyweight champion of the world. So probably not.
Through out his career Jerry Lawler won well over 140 championships including the much sought after American Wrestling Association World Heavyweight Championship and he is also a three-time World Class Wrestling Association World Heavyweight Champion among other accomplishments.
wilfredo benitez of puerto rico won a title at the ripe old age of 17.
Ingemar Johansson (Sweden) - Bob Fitzsimmons (England) - Primo Carnera (Italy) - Max Schmeling (Germany) - Tommy Burns (Canada).
Not at this time.
Vitali Klitschko of the Ukraine has been the World Boxing Council heavyweight champion since October 2008.
joe louis
Of boxing...honestly, who cares anymore.
geroge forman
joe louis
Joe Louis
My dad issac
Joe Louis was World Heavyweight Champion from 1937 to 1949.
First Hispanic World Heavyweight ChampJohn Ruiz, former two-time WBA World Heavyweight champion, although he was born in Methuen, Massachusetts.
Samuel Okon Peter (born September 6, 1980 in Akwa Ibom, Nigeria), nicknamed "The Nigerian Nightmare," is a professional American based heavyweight boxer and the former WBC world heavyweight boxing champion.
At 45 years old, George Foreman.