Guillermo Rigondeaux Ortiz is a Cuban professional boxer. He is a former world champion in two weight classes, having held the unified WBA (Super), WBO and Ring magazine super bantamweight titles between 2013 and 2017, and the WBA (Regular) bantamweight title from 2020 to 2021. He has also challenged once for the WBO junior lightweight title in 2017.
Joel Casamayor Johnson is a Cuban American former professional boxer who competed from 1996 to 2011. He held world championships in two weight classes, including the WBA super featherweight title from 2000 to 2002; and the WBC, Ring magazine and lineal lightweight titles between 2006 and 2008. As an amateur, Casamayor won a gold medal in the bantamweight division at the 1992 Olympics, after which he defected to the United States on the eve of the 1996 Olympics.
Agapito Sánchez was a boxer from the Dominican Republic, nicknamed "El Ciclón" and "Dirty Sanchez", in the Super Bantamweight weight class. He won 37 of his 50 fights, 18 by knockout.
Héctor López Colín was a Mexican professional boxer. He challenged for the WBC lightweight title in 1993 and the WBO light welterweight title twice between 1995 and 1999. At regional level he held the WBC-NABF light welterweight title twice between 1992 and 1993, and the WBO-NABO light welterweight title between 1996 and 1997. As an amateur he represented Mexico at the 1984 Olympics, winning a silver medal in the bantamweight division.
Zou Shiming is a Chinese former professional boxer who competed from 2013 to 2017 and held the WBO flyweight title from 2016 to 2017. As an amateur, Zou is China's most successful boxer of all time. In the light-flyweight division, he won three consecutive Olympic medals, as well as three World Amateur Boxing Championships gold medals in 2005, 2007 and 2011.
Nonito Gonzales Donaire Jr. is a Filipino 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, Érik Morales, and Floyd Mayweather Jr.
Nordine Oubaali is a retired Moroccan professional boxer who held the WBC bantamweight title from 2019 to 2021. As an amateur he won a bronze medal in the light-flyweight division at the 2007 World Championships.
Alfred Kotey was a Ghanaian professional boxer who competed from 1988 to 2012. He held the WBO bantamweight title from 1994 to 1995 and at regional level the Commonwealth flyweight title from 1989 to 1990. As an amateur he represented Ghana at the 1988 Summer Olympics.
Satoshi Shimizu is a Japanese professional boxer who has held the OPBF featherweight title since 2017. As an amateur, he won the bronze medal in the men's bantamweight division at the 2012 Olympics.
Marvin Doecadez Sonsona is a Filipino professional boxer and former WBO super flyweight champion. A relative of his named Eden Sonsona is also a boxer and a former Philippine national bantamweight champion. One of Sonsona's trainers is Nonito Donaire Sr., father and trainer of Nonito Donaire.
John Riel Reponte Casimero is a Filipino professional boxer and YouTuber. He has held world championships in three weight classes; including the IBF junior-flyweight title from 2012 to 2013; the IBF flyweight title in 2016; and the WBO bantamweight title from 2019 to 2022. Quadro Alas is Tagalog for four of a kind when translated, his moniker means Four Aces.
Emmanuel Rodríguez Vázquez is a Puerto Rican professional boxer who held the IBF bantamweight title from 2018 to 2019. As an amateur he represented Puerto Rico at the 2010 Summer Youth Olympics and won a gold medal in the flyweight event. As of July 2020, he is ranked as the world's fifth best active bantamweight by The Ring, seventh by BoxRec, and eighth by the Transnational Boxing Rankings Board.
Denys Berinchyk is a Ukrainian professional boxer. As an amateur, he won silver medals in the light-welterweight division at the 2011 World Championships and the 2012 Summer Olympics. He made his professional bare knuckle debut on 24th July 2021, defeating former UFC Fighter Artem Lobov by TKO.
Isaac Zion Dogboe is a Ghanaian-British professional boxer who held the WBO junior-featherweight title in 2018.
Michael John Conlan is an Irish professional boxer who challenged for the WBA (Regular) featherweight title in March 2022. As an amateur, he reached number one in the AIBA bantamweight world rankings, with achievements that include a bronze medal at the 2012 Olympics and gold at the 2015 World Championships. He has been one of Ireland's most successful amateur fighters of all time. He turned professional in 2016 after misgivings with the amateur sport, and had his first bout in 2017.
Naoya Inoue is a Japanese professional boxer. He is a three-division world champion and currently a unified bantamweight world champion, having held the WBA (Super), IBF, Ring magazine titles since 2019 and the WBC title since June 2022. He previously held the WBO junior-bantamweight title from 2014 to 2018, and the WBC light-flyweight title in 2014.
Paul Butler is an English professional boxer who held the WBO bantamweight title since 2022; the IBF bantamweight title in 2014 and challenged for the IBF super-flyweight title in 2015. He also held multiple regional titles, including the British and Commonwealth super-flyweight titles in 2012 and 2013, respectively.
Zolani Tete is a South African professional boxer. He is a former two-weight world champion, having held the IBF junior-bantamweight title from 2014 to 2015 and the WBO bantamweight title from 2017 to 2019.
Jonas Sultan is a Filipino professional boxer. He is the current WBO Inter-continental bantamweight champion. He held the IBF Inter-continental junior bantamweight title since December 2016 by beating South Africa's Makazole Tete.
Jason Moloney is an Australian professional boxer who challenged twice for the IBF bantamweight title. At regional level, he has held the WBA Oceania bantamweight title since 2017 and held the Commonwealth bantamweight title in 2018. As an amateur he represented Australia at the 2010 Commonwealth Games.
John Riel Casimero 
Mohegan Sun Arena, Uncasville, Connecticut, US
Janiel Rivera
Luis Roy Suarez Cruz
Bukom Boxing Arena, Accra, Ghana
Matthew Chanda
Yaqub Kareem 
Mikheil Soloninkini
Reynaldo Cajina