Marco Antonio Barrera Tapia is a Mexican former professional boxer who competed from 1989 to 2011. He held multiple world championships in three weight classes between 1995 and 2007, from super bantamweight to super featherweight.
Howard Anthony Eastman is a Guyanese-British former professional boxer who competed from 1994 to 2014. He challenged twice for middleweight world championships; the vacant WBA title in 2001; and the undisputed title against Bernard Hopkins in 2005. At regional level, he held the British, Commonwealth and EBU European middleweight titles twice each between 1998 and 2007.
Cristian Ricardo Lucio Mijares is a Mexican former professional boxer. He is a two-time super flyweight champion, having held the unified WBC and WBA (Unified) titles from 2006 to 2008 and the IBF title from 2010 to 2011.
Rau'shee Warren is an American professional boxer who held the WBA (Undisputed), and IBO bantamweight titles from 2016 to 2017. As an amateur he won a gold medal at the 2007 World Championships, as well as bronze at the 2005 and 2011 World Championships, all in the flyweight division.
Tomoki Kameda is a Japanese professional boxer. He is a former WBO bantamweight champion, having held the title from 2013 to 2014.
Anselmo Moreno is a Panamanian professional boxer. He held the WBA bantamweight title from 2008 to 2014, making him the longest reigning bantamweight world champion of all time, and challenged once for the WBC super bantamweight title in 2012. Nicknamed El Fantasma, Moreno is known for his excellent defensive skills and technical fighting style.
Lee Seung-hoon is a South Korean former professional boxer who competed from 1977 to 1989.
Jamie McDonnell is a British former professional boxer who competed from 2005 to 2019. He held the IBF bantamweight title in 2013 and the WBA bantamweight title from 2014 to 2018. He held multiple regional bantamweight championships, including the British title twice between 2010 and 2011; the Commonwealth title from 2010 to 2011; and the European title from 2010 to 2012. He is the twin brother of fellow boxer Gavin McDonnell.
Stuart Hall is a British former professional boxer who competed from 2008 to 2018. He held the IBF bantamweight world title from 2013 to 2014, and challenged twice for the same title in 2014 and 2016. At regional level, he held the British bantamweight title from 2010 to 2011 and the Commonwealth bantamweight title in 2012.
Gamal Yafai is a British professional boxer. He held the European super-bantamweight title between 2020 and May 2021 and previously held the Commonwealth super-bantamweight title in 2016. As an amateur he won a bronze medal at the 2010 European Championships.
Léodegario Santa Cruz is a Mexican professional boxer. He is a four-weight world champion, having held the IBF bantamweight title from 2012 to 2013, the WBC super bantamweight title from 2013 to 2015, the WBA (Super) featherweight title twice between 2015 and 2022, and the WBA (Super) super featherweight title from 2019 to 2020.
Kazuto Ioka is a Japanese professional boxer. Who held the unified WBA and WBC mini-flyweight titles between 2011 and 2012, the WBA (Regular) light-flyweight title from 2012 to 2014, the WBA flyweight title from 2016 to 2017, having previously held the WBA (Regular) flyweight title from 2015 to 2016, and the WBO super-flyweight title from 2019 to 2023, and the WBA super-flyweight title from 2023 to 2024.
Suriyan Sor Rungvisai is a Thai professional boxer in the super flyweight division. He is the former WBC super flyweight champion. and the older brother of flyweight contender Nawaphon Sor Rungvisai.
Juan Francisco Estrada Romero is a Mexican professional boxer. He is a two-weight world champion, having held the WBC super flyweight title since 2022 and The Ring super flyweight title since 2019. He previously held the WBA (Unified) and WBO flyweight titles between 2012 and 2015, and the WBC super flyweight title in March 2021 and the WBA (Super) title from March 2021 to August 2022.
Jorge Luján is a Panamanian who was a professional boxer and fought many top-flight boxers and several champions during the 1970s and 1980s. Luján is the former Lineal and WBA Bantamweight world champion. He was managed by Aurelio Cortez.
James "Jazza" Dickens is a British professional boxer.
Takuma Inoue is a Japanese professional boxer who has held the WBA bantamweight title since April 2023.
Rey Geovani Vargas Roldán is a Mexican professional boxer. He is a world champion in two weight classes, having held the WBC featherweight title since 2022 and the WBC super bantamweight title from 2017 to 2020.
Daniel "Danny" Roman is an American former professional boxer. He is a former unified super bantamweight champion, having held the WBA and IBF titles from 2019 to 2020, and previously he held the WBA (Regular) super bantamweight title from 2017 to 2019.
Josh Wale is a British professional boxer. He held the British bantamweight title from 2017 to 2018. He challenged for the Commonwealth bantamweight title in 2012; the Commonwealth super bantamweight title in 2016; the European bantamweight title in 2018; and the British super bantamweight title three times between 2014 and 2019.
Andoni Gago 
Nathan Kirk
Daniel Roman 
Jozsef Ajtai
Simas Volosinas
Rey Vargas 
Robin Zamora
Jorge Sanchez
Jeromy Parodi
Alexander Egorov
Vusi Malinga 
Elemir Rafael
Pavels Senkovs
Plamen Kostadinov