Which boxer has won a championship in the most weight classes?
Manny Pacquio
Deontay Wilder
Floyd Joy Mayweather Jr.
Deontay Wilder
Manny Pacquiao
Jack Dempsey
Deontay Wilder
Floyd Joy Mayweather Jr.
Manny Pacquiao
Jack Dempsey
Deontay Wilder
Oscar De La Hoya
Manuel Medina
Manny Pacquiao
Floyd Joy Mayweather Jr.
Jack Dempsey
Deontay Wilder
Manuel Medina
Oscar De La Hoya
Manny Pacquiao
Floyd Joy Mayweather Jr.
Jack Dempsey
Thomas Hearns
Deontay Wilder
Floyd Joy Mayweather Jr
Rocky Marciano
Manuel Medina
Floyd Joy Mayweather
Manny Pacquiao
Oscar De La Hoya
Floyd Joy Mayweather Jr.
Jack Dempsey
Rocky Marciano
Deontay Wilder
Thomas Hearns
Floyd Joy Mayweather Jr
Manuel Medina
Floyd Joy Mayweather
Manny Pacquiao
Evander Holyfield
Floyd Joy Mayweather Jr.
Jack Dempsey
Rocky Marciano
Muhammad Ali
Oscar De La Hoya
Deontay Wilder
Thomas Hearns
Manuel Medina
Floyd Joy Mayweather
Floyd Joy Mayweather Jr
Manny Pacquiao
Canelo Alvarez
Alvin Lewis
Floyd Joy Mayweather Jr.
Muhammad Ali
Floyd Joy Mayweather, Jr.
Rocky Marciano
Jack Dempsey
Floyd Joy Mayweather Sr.
Deontay Wilder
Oscar De La Hoya
Manuel Medina
Marvin Hagler
Floyd Joy Mayweather
Thomas Hearns
Floyd Joy Mayweather Jr
Muhammad Ali
Manny Pacquiao
Alvin Lewis
Canelo Alvarez
Mike Tyson
Rocky Marciano
Billy Bird
Floyd Joy Mayweather Jr.
Deontay Wilder
Jack Dempsey
Jimmy Barry
Manuel Medina
Floyd Joy Mayweather
Floyd Joy Mayweather, Jr.
Thomas Hearns
Muhammad Ali
Jack Dempsey.
Oscar De La Hoya
Floyd Joy Mayweather Sr.
Joe Louis
Floyd Joy Mayweather Jr
Alvin Lewis
Billy Bird
Deontay Wilder.
Mike Tyson
Manny Pacquiao
Rocky Marciano
Canelo Alvarez
Floyd Joy Mayweather Jr.
Jimmy Barry
Michael Spinks
Manuel Medina
Muhammad Ali
Deontay Wilder
Floyd Joy Mayweather
Joe Louis
Billy Bird
Thomas Hearns
Jack Dempsey
Alvin Lewis
Floyd Joy Mayweather Jr
Rocky Marciano
Oscar De La Hoya
Manny Pacquiao
Floyd Joy Mayweather Jr.,
Canelo Alvarez
Jimmy Barry
Floyd Joy Mayweather, Jr.
Floyd Joy Mayweather Jr.
Jack Dempsey.
Muhammad Ali
Floyd Joy Mayweather Sr.
Deontay Wilder.
Joe Louis
Deontay Wilders
Manuel Medina
Billy Bird
Floyd Joy Mayweather
Deontay Wilder
Deontay Wilder,
Alvin Lewis
Thomas Hearns
Rocky Marciano
Floyd Joy Mayweather Jr
Jack Dempsey
Jimmy Barry
Manny Pacquiao
Muhammad Ali
Canelo Alvarez
Floyd Joy Mayweather Jr.
Joe Louis
Billy Bird
Manuel Medina
Deontay Wilders
Floyd Joy Mayweather
Alvin Lewis
Deontay Wilder
Floyd Joy Mayweather, Jr.
Rocky Marciano
Jimmy Barry Hearns
Floyd Joy Mayweather Jr.,
Jimmy Barry
Jack Dempsey.
Floyd Joy Mayweather Sr.
Floyd Joy Mayweather Jr
Floyd Joy Spinks
Muhammad Ali
Deontay Wilder.
Deontay Wilder,
Joe Louis
Manny Pacquiao
Billy Bird
Jack Dempsey
Floyd Joy Mayweather Jr.
Manuel Medina
Floyd Joy Mayweather
Alvin Lewis
Deontay Wilders
Jimmy Barry
Manuel Medina Jr.
Rocky Marciano
Deontay Wilder
Floyd Joy Mayweather II
Muhammad Ali
Canelo Nava
Joe Louis
Floyd Joy Mayweather Jr
Billy Bird
Floyd Joy Mayweather III
Floyd Joy Spinks
Jimmy Barry Hearns
Manny Pacquiao
Floyd Joy Mayweather, Jr.
Jack Dempsey.
Floyd Joy Mayweather Jr.
Deontay Wilder,
Jack Dempsey
Jimmy Barry
Floyd Joy Mayweather Sr.
Manuel Medina
Floyd Joy Mayweather Jr.,
Floyd Joy Mayweather
Deontay Wilder.
Rocky Marciano
Muhammad Ali
Deontay Wilders
Anthony Joshua
Joe Louis
Floyd Joy Mayweather II
Deontay Wilder
Alvin Lewis
Billy Bird
Deontay Wilde
Canelo Nava
Floyd Joy Mayweather Jr