
Heavyweight is a
weight class
Weight classes are divisions of competition used to match competitors against others of their own size. Weight classes are used in a variety of sports including Rowing (sport), rowing, Weightlifting#Weightlifting sports, weight lifting, and especi ...
in
combat sport
A combat sport, or fighting sport, is a contact sport that usually involves one-on-one combat. In many combat sports, a contestant wins by scoring more points than the opponent, submitting the opponent with a hold, disabling the opponent (''knock ...
s and
professional wrestling
Professional wrestling, often shortened to either pro wrestling or wrestling,The term "wrestling" is most often widely used to specifically refer to modern scripted professional wrestling, though it is also used to refer to Real life, real- ...
.
Boxing
Professional
Male boxers who weigh over are considered heavyweights by 2 of the 4 major professional boxing organizations: the
International Boxing Federation
The International Boxing Federation (IBF) is one of four major organizations recognized by the International Boxing Hall of Fame (IBHOF) which sanctions professional boxing bouts. The others are the World Boxing Association (WBA), World Boxing C ...
and the
World Boxing Organization. In 2020, the
World Boxing Council
The World Boxing Council (WBC) is an international professional boxing organization. It is among the four major organizations which sanction professional boxing bouts, alongside the World Boxing Association (WBA), International Boxing Federation ...
increased their heavyweight classification to 224 pounds (102 kg; 16 st) to allow for their creation of the
bridgerweight
Bridgerweight, also known as super cruiserweight, is a weight class in professional boxing used by the World Boxing Council (WBC) since 2020 and the World Boxing Association (WBA) since 2023. The division is for boxers weighing between and . The ...
division. The
World Boxing Association
The World Boxing Association (WBA), formerly known as the National Boxing Association (NBA), is an international professional boxing organization based in Panama. The WBA awards its world championship title at the professional level.
Founded ...
(WBA) did the same in 2023.
Female boxers who weigh over are considered heavyweights by 2 of the 4 major boxing organizations: the IBF and the WBC. The WBA and WBO do not have a female heavyweight world title.
Historical development
Because this division has no upper weight limit, it has historically been vaguely defined. In the 19th century, for example, many
heavyweight champions weighed or less (although others weighed 200 pounds).
In 1920, the light heavyweight division was formed, with a maximum weight of . Any fighter weighing more than 175 pounds was a heavyweight. The cruiserweight division (first for boxers in the 175–190 pound range) was established in 1979 and recognized by the various boxing organizations in the 1980s with a maximum weight of either or . Later these organizations increased the cruiserweight limit to 200 pounds.
Since 1975, the
Amateur Athletic Union of the United States and the Soviet Sports Committee established a new concept in international boxing, called "Heavy Duals," an all-heavyweight team contest between the United States and the Soviet Union.
As of 2024,
Wladimir Klitschko holds records of beating the most boxers for the world heavyweight title, with 23, and the
longest cumulative heavyweight title reign of all time, with 4,382 days as world heavyweight champion.
Joe Louis has won the most world heavyweight title bouts, with 27,
[ and had the most consecutive title defenses, with 26. This is also the record for most consecutive title defenses in boxing history.
Four boxers have regained the heavyweight title in an immediate rematch: Floyd Patterson in 1960, ]Muhammad Ali
Muhammad Ali (; born Cassius Marcellus Clay Jr.; January 17, 1942 – June 3, 2016) was an American professional boxer and social activist. A global cultural icon, widely known by the nickname "The Greatest", he is often regarded as the gr ...
in 1978, Lennox Lewis in 2001, and Anthony Joshua
Anthony Oluwafemi Olaseni Joshua (born 15 October 1989) is a British professional boxer. He held the unified champion, unified world heavyweight championship twice between 2016 and 2021. At regional level, he held the British Boxing Board of C ...
in 2019. George Foreman
George Edward Foreman (January 10, 1949 – March 21, 2025) was an American professional boxer, businessman, minister, and author. In boxing, he competed between 1967 and 1997, and was nicknamed "Big George". He was a two-time world heavyweig ...
holds the record for being the oldest heavyweight to ever achieve championship status, becoming champion at the age of 45, while Mike Tyson possesses the record for youngest heavyweight champion at 20. Tyson also became the first heavyweight to own all three major belts – WBA, WBC, and IBF as well as The Ring and lineal heavyweight titles at the same time.
Current world champions
Current world rankings
=''The Ring''
=
As of February 26, 2025.
Keys:
: Current '' The Ring'' world champion
=BoxRec
=
As of 22 December 2024.
Longest-reigning world heavyweight champions
Keys:
: Active title reign
: Reign has ended
:Note 1: WBA (Regular) champions are not included
:Note 2: WBO heavyweight title bouts before August 1997 are not included[Several IBHOF inductees’ professional boxing records printed in the organization's official record books indicate that IBHOF did not recognize WBO as a major organization until at least August 23, 1997:
* IBHOF official record book, 1997 edition
** ]Sugar Ray Leonard
Ray Charles Leonard (born May 17, 1956), best known as Sugar Ray Leonard, is an American former professional boxer. Often regarded as one of the greatest boxers of all time, he competed professionally between 1977 and 1997, winning quintuple c ...
's opponent Thomas Hearns, who was defending the WBO super middleweight title against him on 12 June 1989, is not marked as World Champion
* IBHOF official record book, 1999 edition
** Sugar Ray Leonard's opponent Thomas Hearns, who was defending the WBO super middleweight title against him on 12 June 1989, is not marked as World Champion
* IBHOF official record book, 2002 edition
** Sugar Ray Leonard's opponent Thomas Hearns, who was defending the WBO super middleweight title against him on 12 June 1989, is not marked as World Champion
* IBHOF official record book, 2006 edition
** Sugar Ray Leonard's opponent Thomas Hearns, who was defending the WBO super middleweight title against him on 12 June 1989, is not marked as World Champion
** Michael Carbajal's opponent Josue Camacho, who was defending the WBO junior flyweight title against him on 15 July 1994, is not marked as World Champion
** Michael Carbajal's opponent Jorge Arce
Jorge Armando Arce Armenta (; born July 27, 1979), best known as Jorge Arce, is a Mexican former professional boxer who competed from 1996 to 2014. He is a multiple-time world champion, and the second boxer from Mexico to win world titles in ...
, who was defending the WBO junior flyweight title against him on 31 July 1999, is marked as World Champion
* IBHOF official record book, 2011 edition
** Sugar Ray Leonard's opponent Thomas Hearns, who was defending the WBO super middleweight title against him on 12 June 1989, is not marked as World Champion
** Michael Carbajal's opponent Josue Camacho, who was defending the WBO junior flyweight title against him on 15 July 1994, is not marked as World Champion
** Ricardo Lopez's opponent Alex Sanchez, who was defending the WBO minimumweight title against him on 23 August 1997, is marked as World Champion
** Michael Carbajal's opponent Jorge Arce, who was defending the WBO junior flyweight title against him on 31 July 1999, is marked as World Champion
:Note 3: The names in ''italics'' are champions that did not win ''The Ring'' championship/lineal championship (August 29, 1885–July 2, 1921)/undisputed championship (July 2, 1921–present)
= Combined reign
=
The list does not include ''The Ring'' and lineal championship fights after 1921.
''As of 23 December 2024''.
= Individual reign
=
Below is a list of longest reigning heavyweight champions in boxing measured by the individual's longest reign. The list includes both ''The Ring'' and lineal championships. Career total time as champion (for multiple time champions) does not apply.
''As of 23 December 2024.''
Amateur
The lower limit for heavyweight was established in 1948 at . A weight class named "super heavyweight" was established in 1984, and with it a maximum for the heavyweight division.
Kickboxing
* In kickboxing
Kickboxing ( ) is a full-contact hybrid Martial arts, martial art and Boxing (disambiguation), boxing type based on punch (combat), punching and kicking. Kickboxing originated in the 1950s to 1970s. The fight takes place in a boxing ring, norma ...
, a heavyweight fighter generally weighs between . The fighters over are considered super heavyweights.
* International Kickboxing Federation (IKF) Heavyweight (Pro & Amateur) .
* In Glory promotion, a heavyweight division is over and no upper weight limit.
* In ONE Championship
ONE Championship, formerly ONE Fighting Championship (ONE FC) until January 2015, is a Multinational corporation, multinational combat sports Promoter (entertainment), promotion founded on 14 July 2011 by Chatri Sityodtong and Victor Cui. Origi ...
, the heavyweight division has an upper limit of .
Mixed martial arts
The heavyweight division in MMA generally groups fighters between .
Heavyweight is also the title of a documentary film that documented the fight camp of Fabrício Werdum when he became the UFC Heavyweight Champion.
Wrestling
The term " world heavyweight" in modern wrestling generally refers to a champion wrestler who is seen as a prominent competitor, rather than an adherent to a particular weight class. The World Heavyweight Championship in wrestling is usually considered the main title in a given promotion. Prior to the wrestling industry publicly acknowledging the predetermined nature of the sport, a Heavyweight title was generally competed for by larger wrestlers while smaller wrestlers competed as (among other names and classifications) " Junior Heavyweights", "Cruiserweights" and "Light-Heavyweights". The lucha libre promotion Consejo Mundial de Lucha Libre
Co., Ltd. (CMLL; , "World Wrestling Council") is a ''lucha libre'' professional wrestling promotion based in Mexico City. The promotion was previously known as (EMLL) (''Mexican Wrestling Enterprise''). Founded in 1933, it is the oldest profe ...
notably still has weight division for its champions. While most other promotions do not.
Analogous uses
The word "heavyweight" is sometimes used in other fields (''e.g.'' politics) to denote a person who is especially powerful or influential. Other boxing analogies include "punching above his heir
Inheritance is the practice of receiving private property, titles, debts, entitlements, privileges, rights, and obligations upon the death of an individual. The rules of inheritance differ among societies and have changed over time. Offi ...
weight" to denote a person or entity (''e.g.'' a country) whose influence is arguably greater than his/its basic attributes would suggest.
References
External links
Barry Hugman's Boxing
{{Boxing weight classes
Boxing weight classes
Kickboxing weight classes
Professional wrestling weight classes
Taekwondo weight classes
Wrestling weight classes
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