Nonito Gonzales Donaire Jr. is a Filipino American professional boxer. He has held multiple world championships in four weight classes from flyweight to featherweight, and is the oldest boxer in history to win a bantamweight world title, as well as being the first three-time champion in that weight class. Donaire has also held world championships in three consecutive decades: the 2000s, 2010s and 2020s, being the sixth boxer to do so after Evander Holyfield, Manny Pacquiao, Bernard Hopkins, Erik Morales, and Floyd Mayweather Jr.
Julius Munyelele Indongo is a Namibian professional boxer. He is a former unified light-welterweight world champion, having held the WBA (Unified), IBF, and IBO titles between 2016 and 2017. As an amateur, Indongo represented Namibia at the 2008 Olympics, reaching the first round of the lightweight bracket.
Ricky Burns is a Scottish professional boxer. He is one of only three British boxers to have won world titles in three weight divisions and the first from Scotland, having held the WBO super-featherweight title from 2010 to 2011; the WBO lightweight title from 2012 to 2014; and the WBA light-welterweight title from 2016 to 2017. At regional level he held the Commonwealth super-featherweight title from 2008 to 2009, and has challenged for the British and European super-featherweight titles.
Yuniel Dorticós Pao is a Cuban professional boxer. He is a two-time former cruiserweight world champion, having held the WBA title from 2017 to 2018 and the IBF title from 2019 to 2020. As of August 2022, he is ranked as the world's third best active cruiserweight by The Ring magazine and the Transnational Boxing Rankings Board, and sixth by BoxRec.
Robert Brant is an American professional boxer who held the WBA (Regular) middleweight title from 2018 to 2019. As of November 2020, he is ranked as the world's sixth best active middleweight by the Transnational Boxing Rankings Board, eleventh by BoxRec and eighth by The Ring magazine.
Pablo César Cano García is a Mexican professional boxer. He held the WBA interim super lightweight title in 2012, and challenged once for the WBC super lightweight title in 2011 and once for the WBA welterweight title in 2012. As of November 2020, he is ranked as the world’s ninth best super lightweight by the Transnational Boxing Rankings Board.
Josh Taylor is a Scottish professional boxer. He is a former undisputed super lightweight champion, having held the International Boxing Federation (IBF) and World Boxing Association (WBA) titles between 2019 and 2022, the World Boxing Council (WBC) title between 2021 and 2022, the World Boxing Organisation (WBO) title between 2021 and 2023 and the Ring magazine title between 2019 and 2023. At regional level, he held the Commonwealth light-welterweight title from 2016 to 2017. As an amateur, he won a lightweight silver medal at the 2010 Commonwealth Games and light-welterweight gold at the 2014 edition.
Anthony Yigit is a Swedish professional boxer who challenged for the IBF light welterweight title in 2018. As an amateur, following his success in 2011 World Amateur Boxing Championships, Yigit qualified for the 2012 Summer Olympics.
Callum John Smith is an English professional boxer. He held the WBA (Super) and Ring magazine super-middleweight titles from 2018 to 2020. At regional level, he held the British and European super-middleweight titles between 2015 and 2017. In 2018 he won the World Boxing Super Series super-middleweight tournament, winning the Muhammad Ali trophy in the process.
Rances Barthelemy is a Cuban professional boxer. He is a former two-weight world champion, having held the IBF junior lightweight title in 2014, and the IBF lightweight title from 2015 to 2016.
Viktor Vasylovych Postol is a Ukrainian professional boxer who held the WBC light-welterweight title from 2015 to 2016 and challenged twice for the WBO light-welterweight title in 2016 and in 2020. As of May 2021, he is ranked as the world's fifth best active light-welterweight by the Transnational Boxing Rankings Board and by BoxRec and fourth by The Ring magazine.
Terry Flanagan is a British former professional boxer. He held the WBO lightweight title from 2015 to 2017, becoming the first Englishman to win a world title in that weight class. He won the Prizefighter lightweight tournament in 2012, held the British lightweight title in 2014, and has challenged once for the WBO light-welterweight title in 2018.
Ryan Burnett is a Northern Irish former professional boxer who competed from 2013 to 2019. He was a unified bantamweight world champion, having held the WBA (Unified) and IBF titles between 2017 and 2018. At regional level he held the British bantamweight title from 2015 to 2017. As an amateur, he represented Ireland at the 2010 Summer Youth Olympics and won a gold medal in the light-flyweight division.
Eduard Valentinovich Troyanovsky is a Russian professional boxer who held the IBF and IBO light-welterweight titles from 2015 to 2016.
Denis Fuatovich Shafikov is a Russian professional boxer. He held the European super-lightweight title from 2011 to 2013, and has challenged three times for the IBF lightweight title. In November 2017, Shafikov was ranked within the world's top ten active lightweights by The Ring magazine, the Transnational Boxing Rankings Board, and BoxRec.
The 2017–18 World Boxing Super Series – super middleweight division was a World Boxing Super Series professional boxing tournament taking place between September 2017 and September 2018 in several countries. The Super Series features 8 top-rated super middleweight boxers in a single-elimination tournament. Its winner will hold the WBA's world title, The Ring Magazine title, as well as the Muhammad Ali trophy. The tournament was organized by Comosa AG. A cruiserweight tournament is held concurrently, with prize money for both competitions totalling US$50 million.
The 2017–18 World Boxing Super Series – cruiserweight division was a World Boxing Super Series professional boxing tournament that took place between September 2017 and July 2018 in several countries. The Super Series featured eight top-rated cruiserweight boxers in a single-elimination tournament. Its winner will hold world titles for all four of boxing's major sanctioning bodies, The Ring Magazine title, as well as the Muhammad Ali trophy. The tournament was organized by Comosa AG. A super middleweight tournament was held concurrently, with prize money for both competitions totalling US$50 million.
Regis Prograis is an American professional boxer. He has held the WBC super lightweight title since 2022, and previously the WBA super lightweight title in 2019. As of February 2023, he is ranked as the world's best active super lightweight by the Transnational Boxing Rankings Board, The Ring magazine, and BoxRec.
Daniel "Danny" Roman is an American former professional boxer. He is a former unified super bantamweight champion, having held the WBA (Unified), and IBF titles from 2019 to 2020, and previously the WBA (Regular) title from 2017 to 2019. As of June 2022, Roman is ranked as the world's fourth-best active super bantamweight by The Ring and the Transnational Boxing Ratings Board.
Devin Miles Haney is an American professional boxer. He is the current undisputed world champion at lightweight, having held the World Boxing Council (WBC) title since 2019 and the World Boxing Association (WBA), International Boxing Federation (IBF), World Boxing Organization (WBO), and Ring titles since 2022. As of June 2023, he is ranked as the world's best active lightweight by ESPN and the Transnational Boxing Rankings Board, and third by BoxRec.
Regis Prograis 
Eduard Troyanovsky 
Yokohama Arena, Yokohama
Rances Barthelemy 
Ricky Burns 
Joaquim Carneiro
Christian Ariel Lopez
Gymnase du Lycee Technique, Monaco
Academician Lyubomir Chakalov, Vratsa
Santos Medrano
Giorgi Abramishvili
Moulin Rouge Club, Minsk
Ty Gilchrist
Paolo Gassani
Artem Ayvazidi
Rustam Zhuraboev