Sonny Liston in 1964, George Foreman in 1974, and Leon Spinks in 1978.
Sonny Liston
Sonny Liston in 1964.
Floyd Patterson by first round knockout in 1962
When he felt like it.
Currently the World Heavyweight Champion is Sheamus. It is his first run as World Heavyweight Champion.
hulk hogan
manny pacquiao
First Hispanic World Heavyweight ChampJohn Ruiz, former two-time WBA World Heavyweight champion, although he was born in Methuen, Massachusetts.
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.
triple h
Triple H
John Ruiz of Massachusetts & of Puerto Rican decent was the first Hispanic heavyweight champion.
Joe Louis
"Nature Boy" Buddy Rogers