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.
Cecilia Carmen Linda Brækhus is a Norwegian professional boxer and former kickboxer. She reigned as the undisputed female welterweight boxing champion from 2014 to 2020, and is the first woman in any weight class to hold the WBA, WBC, IBF and WBO titles simultaneously. Brækhus is also one of only 11 boxers in history, female or male, to hold all four major world titles simultaneously.
Roberto Ortiz Cervantes is a Mexican boxer.
Claressa Maria Shields is an American professional boxer and mixed martial artist. She has held multiple world championships in three weight classes, including the undisputed female light middleweight title since March 2021; the undisputed female middleweight title from 2019 to 2020; and the unified WBC and IBF female super middleweight titles from 2017 to 2018. Shields currently holds the record for becoming a two- and three-weight world champion in the fewest professional fights. As of October 2022, she is ranked the world's best active female middleweight by BoxRec, as well as the best active female boxer, pound for pound, by ESPN and The Ring.
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.
Savannah Rose Marshall is a British professional boxer. She has held world championships in two weight classes: the undisputed and Ring magazine female super-middleweight title since July 2023; and the World Boxing Organization (WBO) female middleweight title from 2020 to 2022. As an amateur, she became the first British female world champion after securing gold at the 2012 World Championships. She has been nicknamed as the 'Silent Assassin' due to a combination of her shyness and her multiple knockout wins. As of October 2022, she was ranked the world's second best active female middleweight by BoxRec and by The Ring.
Erickson Lubin is an American professional boxer who challenged for the WBC super welterweight title in 2017. As of January 2022, he is ranked as the world's fourth best active super welterweight by The Ring magazine seventh by BoxRec, and third by the Transnational Boxing Rankings Board.
Catherine Phiri is a Zambian professional boxer. She held the WBC female bantamweight title from 2016 to 2017 and challenged twice for the WBC female super-bantamweight title in 2017 and 2019. As of May 2022, she is ranked as the world's tenth best active female super-bantamweight by BoxRec.
Ohara Davies is a British professional boxer. He held the WBC Silver light-welterweight title from 2016 to 2017 and challenged once for the Commonwealth light-welterweight title in 2017.
Sergio García Gómez is a Spanish professional boxer who held the European super-welterweight title from 2018 to 2021.
Jessica McCaskill is an American professional boxer. She is a world champion in two weight classes, having held the undisputed, IBO, and Ring female welterweight titles since 2020; the WBC female super lightweight title from 2018 to 2020; and the WBA female super lightweight title from 2019 to 2020. She also challenged for the WBA lightweight title in 2017. As of September 2020, she is ranked as the world's best active female welterweight by The Ring and BoxRec, and the third best active female, pound for pound, by BoxRec, and fourth by The Ring and ESPN.
Franchón Crews-Dezurn is an American professional boxer. She is the current World Boxing Council (WBC) Super middleweight world champion and World Boxing Association (WBA) interm world champion defeating Shadasia Green December 15, 2023. She was the undisputed world champion at super middleweight, losing to Savannah Marshall on 2 July 2023. She held the World Boxing Council (WBC) titles between 2018 and 2023; the World Boxing Organization (WBO) title between 2019 and 2023; and the World Boxing Association (WBA) and International Boxing Federation (IBF) title between 2022 and 2023. As of May 2022, she is ranked as the world's best active female super middleweight by The Ring and BoxRec.
Hannah Rankin is a British professional boxer and bassoonist. She has held the WBA female super-welterweight title since November 2021. She has also held the IBO title in 2019 and challenged for the WBA female super-middleweight title in 2018; the unified WBA, WBC, and IBF female middleweight titles in 2018; and the WBO female middleweight title in 2020. As of October 2020, she is ranked as the fifth best active female middleweight by The Ring and sixth by BoxRec.
Chantelle Cameron is an English professional boxer. She is a former world champion in two weight classes, including the former undisputed light-welterweight champion, having held the WBC title between 2020 and 2023; the IBF and Ring magazine titles between 2021 and 2023 ; and the WBA and WBO titles between November 2022 and 2023. She previously held the IBO female lightweight title from 2017 to 2019.
Terri Harper is an English professional boxer and current WBA and IBO Super-Welterweight champion. She is also the former super-featherweight world champion, having held the IBO female title from 2019 to November 2021 and the WBC version from 2020 to November 2021. Following a brief amateur career, Harper made her professional debut in 2017. She won her first championship two years later, capturing the regional WBC International female lightweight title in 2019. Later that year she moved down a weight class to the super-featherweight division to win her first world championship, the vacant IBO title, and added the WBC title to her collection the following year after defeating long-reigning champion Eva Wahlström. With her victory over Wahlström, Harper became the second British woman after Nicola Adams to hold a major world championship.
Anisha Dzombe Basheel is a Malawian professional boxer who has held the Commonwealth female lightweight title since 2018 and the ABU female super-featherweight title since 2017.
"John" Wayne Hibbert is an English former professional boxer who competed from 2009 to 2017. He held the WBC International light-welterweight title twice between 2014 and 2016, and the Commonwealth light-welterweight title from 2015 to 2016.
Femke Hermans is a Belgian professional boxer. She is the current IBF and IBO female super welterweight world champion. She held the WBO female super-middleweight title in 2018, becoming the second Belgian woman to hold a major world championship, and also challenged for the WBA female super-middleweight title and unified WBA, WBC, and IBF female middleweight titles in 2018.
Maria Camilla Lindberg is a Swedish professional boxer who has held the WIBF light-middleweight title since 2009. She previously held the WIBA light-middleweight title from 2010 to 2014 and has challenged for multiple world titles, including the WBO female middleweight title in 2011 and April 2021; the unified WBC and WBO female middleweight titles in 2017; and the WBC and IBF female light-middleweight titles in 2018 and 2019, respectively.
Errol Spence Jr. vs. Terence Crawford, billed as Undefeated. Undisputed. Unprecedented., was a welterweight professional boxing match contested in the welterweight division between unified WBA Super, WBC and IBF champion, Errol Spence Jr., and WBO champion, Terence Crawford. The fight took place on July 29, 2023 at the T-Mobile Arena in Paradise, Nevada.
Savannah Marshall 
Happy Daudi
Emily Kabwalo
Government Complex, Lusaka, Zambia
Ruth Chisale
Joice Awino