Who is the youngest boxer to win a heavyweight title?
Mike Tyson
Deontay Wilder
Deontay Wilder
Vitali Klitschko
Deontay Wilder
Evander Holyfield
Vitali Klitschko
Jack Dempsey
Deontay Wilder
Evander Holyfield
Vitali Klitschko
Jack Dempsey
Deontay Wilder
Evander Holyfield
Vitali Klitschko
Thomas Hearns
Tyson Fury
Jack Dempsey
Evander Holyfield
Deontay Wilder
John Ruiz
Vitali Klitschko
Thomas Hearns
George Foreman
Evander Holyfield
Deontay Wilder
Klitschko
John Ruiz
Lennox Lewis
Vitali Klitschko
Jack Dempsey
Tyson Fury
Joe Frazier
Thomas Hearns
George Foreman
Evander Holyfield
Anthony Joshua
Lennox Lewis
Deontay Wilder
Vitali Klitschko
Klitschko
John Ruiz
Joe Frazier
Mike Tyson
Thomas Hearns
Anthony Joshua
Jack Dempsey
Evander Holyfield
Michael Spinks
Rocky Marciano
Tyson Fury
John Ruiz Jr.
Joe Frazier
John Ruiz
Mike Tyson
Deontay Wilder
Vitali Klitschko
Anthony Joshua
Klitschko
Evander Holyfield
Evander Holyfield, Jr.
Rocky Marciano
Jack Dempsey
Michael Spinks
Joe Frazier
Mike Tyson
Anthony Joshua
John Ruiz
Floyd Joy Mayweather Jr.
Deontay Wilders
Deontay Wilder
Vitali Klitschko
Deontay Wilder.
Manuel Charr
Jesse Ferguson
John Ruiz Jr.
Evander Holyfield
Manuel Medina
John Ruiz, Jr.
Rocky Marciano
Tyson Fury
Jermain Taylor
Anthony Joshua
Joe Frazier
Jack Dempsey
Mike Tyson
Billy Bird
John Ruiz
Floyd Mayweather Jr.
Deontay Wilders
Evander Holyfield, Jr.
Vitali Klitschko
Jesse Ferguson
Deontay Wilder
Evander Holyfield
Rocky Marciano
Joe Louis
Manuel Charr
Deontay Wilder.
Anthony Joshua
Michael Spinks
Billy Bird
Joe Frazier
Mike Tyson
Junior Witter
Evander Holyfield Jr.
Floyd Joy Mayweather Jr.
John Ruiz
Jesse Brinkley
Tyson Fury
Jimmy Barry
John Ruiz, Jr.
Deontay Wilder Jr
Michael Moorer
Vitali Klitschko
Joe Louis
Deontay Wilders
Evander Holyfield
Jack Dempsey.
Deontay Wilder
Deontay Wilder,
Anthony Joshua
Floyd Joy Mayweather Jr
Floyd Mayweather Jr.
Billy Bird
John Ruiz Jr.
Joe Frazier
Manuel Charr
Jimmy Ellis
John Ruiz Jr
Junior Witter
Evander Holyfield, Jr.
Jimmy Barry
John Ruiz
Deontay Wilder.
Joe Louis
Anthony Joshua
Deontay Wilder Jr
Vitali Klitschko,
Evander Holyfield
Billy Bird
Michael Spinks
Evander Holyfield Jr.
Floyd Joy Mayweather Jr.
Deontay Wilders
Michael Moorer
Jack Dempsey Jr
Joe Frazier
Floyd Joy Mayweather
Deontay Wilder,
Jimmy Barry
Evander Holyfield.
Junior Witter
Joe Frazier Jr.
Deontay Wilder
Joe Louis
Floyd Joy Mayweather Jr
Manuel Charr
Floyd Mayweather Jr.
Carl Froch
John Ruiz
Jimmy Ellis
John Ruiz Jr
John Ruiz Jr.
Anthony Joshua
Billy Bird
Muhammad Ali
Evander Holyfield, Jr.
Tyson Fury
Evander Holyfield
Deontay Wilders
Deontay Wilder.
Deontay Wilder Jr
Joe Frazier
Vitali Klitschko,
Jimmy Barry
Floyd Joy Mayweather
Jack Dempsey.
Michael Moorer
John Ruiz, Jr.
Joe Louis
Jimmy Ellis
Deontay Wilder
Anthony Joshua
Floyd Joy Mayweather Jr.
Evander Holyfield.
Billy Bird
Deontay Wilder,
Michael Spinks
Jack Dempsey Jr
Floyd Joy Mayweather Jr
Manuel Charr
Joe Frazier Jr.
Evander Holyfield
Jimmy Barry
Joe Louis
Floyd Mayweather Jr.
Floyd Joy Mayweather
Floyd Joy Spinks
Deontay Wilders
Anthony Joshua