Who is the youngest boxer to win a heavyweight title?
Mike Tyson
Jack Dempsey
Muhammad Ali
Jack Dempsey
Muhammad Ali
Muhammad Ali
Jack Dempsey
Evander Holyfield
Muhammad Ali
George Foreman
Mike Tyson
Floyd Mayweather, Jr.
Jack Dempsey
Muhammad Ali
Evander Holyfield
Joe Louis
Oscar De La Hoya
Mike Tyson
George Foreman
Muhammad Ali
Jack Dempsey
Evander Holyfield
Joe Louis
Mike Tyson
Muhammad Ali
George Foreman
Oscar De La Hoya
Joe Louis
Evander Holyfield
Floyd Mayweather, Jr.
Julio Cesar Chavez
Jack Dempsey
Floyd Mayweather Jr.
Mike Tyson
Michael Spinks
Sugar Ray Leonard
Muhammad Ali
Joe Louis
George Foreman
Chuck Liddell
Evander Holyfield
Chuck Wepner
Mike Tyson
Rocky Marciano
Floyd Mayweather Jr.
Muhammad Ali
Sugar Ray Leonard
Jack Dempsey
Joe Louis
Michael Spinks
Floyd Mayweather, Jr.
Sugar Ray Robinson
George Foreman
Evander Holyfield
Chuck Liddell
Mike Tyson
Rocky Marciano
Chuck Wepner
Muhammad Ali
Floyd Mayweather Jr.
Sugar Ray Robinson, Jr.
Sugar Ray Leonard
Joe Louis
Jack Dempsey
Lenny Leonard
Floyd Mayweather Sr.
Sugar Ray Robinson
Muhammad Ali
George Foreman
Mike Tyson
Evander Holyfield
Rocky Marciano
Sugar Ray Leonard, Jr.
Chuck Wepner
Sugar Ray Leonard
Michael Spinks
Joe Louis
Floyd Mayweather Jr.
Lenny Leonard
Floyd Mayweather, Jr.
Jack Dempsey
Sugar Ray Robinson
Muhammad Ali
Mike Tyson
Floyd Mayweather
Rocky Marciano
Evander Holyfield
Lenny Florian
Joe Louis
Chuck Wepner
Sugar Ray Leonard
George Foreman
Floyd Mayweather Sr.
Floyd Mayweather Jr.
Lenny Leonard
Sugar Ray Robinson, Jr.
Muhammad Ali
Sugar Ray Robinson
Len Goodman
Michael Spinks
Mike Tyson
Floyd Mayweather
Joe Louis
Rocky Marciano
Jack Dempsey
Evander Holyfield
Floyd Mayweather, Jr.
Sugar Ray Leonard
Lenny Florian
George Foreman
Lenny Haye
Muhammad Ali
Floyd Mayweather Jr.
Lenny Leonard
Sugar Ray Robinson
Lennox Lewis
Julius Erving
Joe Louis
Floyd Mayweather Sr.
Mike Tyson
Floyd Mayweather
Rocky Marciano
Len Goodman
Michael Spinks
Sugar Ray Leonard
Evander Holyfield
Floyd Mayweather, Jr
Lenny Florian
Jack Dempsey
Muhammad Ali
Sugar Ray Robinson, Jr.
Lenny Haye
Floyd Mayweather, Jr.
Manny Fernandez
George Foreman
Sugar Ray Robinson
Joe Louis
Floyd Mayweather Jr.
Lenny Leonard
Julius Erving
Mike Tyson
Floyd Mayweather
Rocky Marciano
Sugar Ray Leonard
Evander Holyfield
Muhammad Ali
Floyd Mayweather Sr.
Lennox Lewis
Lenny Florian
Joe Louis
Jack Dempsey
Lenny Haye
Sugar Ray Robinson
George Foreman
Manny Fernandez
Lenny Leonard
Mike Tyson
Floyd Mayweather, Jr.
Floyd Mayweather
Rocky Marciano
Michael Spinks
Larry Holmes
Sugar Ray Leonard
Muhammad Ali
Len Goodman
Evander Holyfield
Manny Pacheco
Lenny Florian
Joe Louis
Sugar Ray Robinson
Floyd Mayweather Sr.
Floyd Mayweather Jr.
Lenny Haye
Larry Holmes
Mike Tyson
Floyd Mayweather
Rocky Marciano
Jack Dempsey
Lennox Lewis
Lenny Leonard
George Foreman
Muhammad Ali
Sugar Ray Leonard
Evander Holyfield
Joe Louis
Manny Pacheco
Michael Spinks
Evander Holyfield.
Lenny Florian
Floyd Mayweather, Jr
Sugar Ray Robinson
Larry Holmes
Mike Tyson
Floyd Mayweather
Lenny Haye
Rocky Marciano
Muhammad Ali
Floyd Mayweather Sr.
Sugar Ray Leonard
Lenny Leonard
George Foreman