Kazuto Ioka is a Japanese professional boxer. He is the first male Japanese boxer and fourth Asian to be a four-weight world champion, having 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 2015 to 2017, the WBO super-flyweight title from 2019 to 2023, and the WBA super-flyweight title since June 2023. As of July 2023, he is ranked as the world’s second-best active super-flyweight by The Ring magazine, and third by BoxRec and the Transnational Boxing Rankings Board.
Sunny Edwards is a British professional boxer who has held the IBF flyweight title since 2021. He is the younger brother of former flyweight world champion of boxing Charlie Edwards.
Daniela Romina Bermúdez is an Argentine professional boxer. She is a former world champion in three weight classes, having held the WBO female bantamweight title twice between 2013 and 2020; the WBO female super flyweight title from 2014 to 2017; and the IBF female junior featherweight title twice between 2018 and 2020. She is the older sister of former light flyweight world champion of boxing, Evelyn Nazarena Bermúdez.
Almendra Yamileth Mercado Duarte is a Mexican professional boxer who has held the WBC female super bantamweight title since 2019. As of April 2021, she is ranked as the world's second best active female super bantamweight by BoxRec.
Guadalupe Martínez Guzmán is a Mexican professional boxer who held the WBC female super flyweight title from 2017 to December 2020. Between 2013 and 2014, she challenged for the IBF female super flyweight and junior flyweight titles, as well as the WBA interim female super flyweight title twice. As of September 2020, she is ranked as the world's best active female super flyweight by The Ring and BoxRec.
Naoko Fujioka is a Japanese professional boxer. She is Japan's first ever five-division world champion, having held the WBA female flyweight title between March 2017 to April 2022. She also previously held the WBC female minimumweight; WBO female junior-flyweight; WBA female super-flyweight; and WBO female bantamweight titles between 2012 and 2017. As of September 2020, she is ranked as the world's best active female flyweight by The Ring and BoxRec.
Débora Anahí López is an Argentine professional boxer who held the WBO female flyweight title from 2019 to 2022.
Ibeth Zamora Silva is a Mexican professional boxer. She is a two-division world champion, having held the WBC female flyweight title from 2018 to 2021 and previously the WBC light flyweight title from 2013 to 2017, as well as the WBA interim female mini flyweight title from 2009 to 2011.
Craig Anthony Evans is a Welsh professional boxer who challenged for the British lightweight title in 2015.
Kenia Stephanie Enríquez Rosas is a Mexican professional boxer. She has held the WBC interim female light flyweight title since 2017 and previously, the WBO female flyweight title from 2014 to 2015. As of September 2020, she is ranked as the world's second best active female light flyweight by The Ring and third by BoxRec.
Evelyn Nazarena Bermúdez is an Argentine professional boxer. She has held the IBF female junior flyweight title since 2018 and as of September 2020, is ranked as the world's fourth best active female junior flyweight by The Ring and sixth by BoxRec. She is the younger sister of former three-division world champion of boxing, Daniela Romina Bermúdez.
Manami Arima, better known as Tenkai Tsunami, is a Japanese professional boxer. She is a world champion in two weight classes, having held the WBO female junior-flyweight title from 2018 to July 2021 and previously the WBA female super-flyweight title from 2009 to 2012. She also held the challenged for the WBA female bantamweight title in 2012; the WBC female super-flyweight title in 2013; and the IBF female bantamweight title in 2015. As of September 2020, she is ranked as the world's third best active female junior-flyweight by The Ring and fifth by BoxRec.
Monserrat Alarcón is a Mexican professional boxer. She is a world champion in two weight classes, having held the WBA female light minimumweight title since 2018 and previously the WBO female flyweight title from 2017 to 2018. As of May 2020, she is ranked as the world's best active female light minimumweight by BoxRec.
Jessica Chávez Valencia is a Mexican professional boxer. She is a former world champion in two weight classes, having held the IBF female light flyweight title from 2011 to 2013 and the WBC female flyweight title from 2015 to 2017. She also challenged for the WBC female light flyweight title in 2014 and the WBC female super flyweight title in 2019. As of September 2020, she is ranked as the world's second best active female super flyweight by The Ring and third by BoxRec.
Keita Obara is a Japanese professional boxer who challenged for the IBF and IBO light-welterweight titles in 2016. At regional level he held the WBC-OPBF light-welterweight title from 2014 to 2015 and the WBO Asia Pacific welterweight title twice between 2017 and 2018.
Harvey Horn is an English professional boxer who has held the WBO European flyweight title since 2019. As an amateur he won a silver medal in the light-flyweight division at the 2015 European Championships.
Lyon Woodstock is an English professional boxer who held the WBO European super-featherweight title from 2017 to 2018 and challenged for the Commonwealth super-featherweight title in 2019.
Conrad Cummings is a professional boxer from Northern Ireland who held the WBO European middleweight title twice between 2017 and 2019.
Etsuko Tada is a Japanese professional boxer. She is a former four-time mini-flyweight world champion, having held the WBA title from 2009 to 2013; the IBF title from 2015 to 2017; and the WBO title twice between 2018 and October 2021.
Rene Mark Revillas Cuarto is a Filipino professional boxer who has held the IBF mini-flyweight title from 2021 to 2022.
Jomar Caindog
Shenzhen Bao'an Districts Sports Centre, Shenzhen, China
Suriyan Satorn
Cotai Arena, Macau, SAR
Yukiya Hanabusa
Ricky Manufoe