Azumah Nelson is a Ghanaian former professional boxer who competed from 1979 to 2008. He was a two-weight world champion, having held the WBC featherweight title from 1984 to 1987 and the WBC super-featherweight title twice between 1988 and 1997. He also challenged once for the unified WBC and IBF lightweight titles in 1990. At regional level, he held the ABU, and Commonwealth featherweight titles between 1980 and 1982. Widely considered one of the greatest African boxers of all time, he is currently ranked as the 31st greatest pound for pound boxer of all time by BoxRec.
Marcela Eliana Acuña is an Argentine professional boxer and part-time politician. She has held multiple super bantamweight world titles, including the IBF title since 2018; the WBA title from 2006 to 2008; the WBC title twice between 2008 and 2010; the WBO title from 2013 to 2014; the IBF title from 2016 to 2018; and the WBA interim featherweight title in 2016. As of September 2020, she is ranked as the world's best active female super bantamweight by The Ring and BoxRec, and the third best active female, pound for pound, by BoxRec and tenth by The Ring. She won the Konex Award Merit Diploma in 2010 as one of the five best Boxers of the last decade in Argentina.
Lee Selby is a retired Welsh former professional boxing world champion who competed from 2008 to 2022. He held the IBF featherweight title from 2015 to 2018, and previously the British, Commonwealth, and European featherweight titles between 2011 and 2014.
Josh Warrington is an English professional boxer. He is a two-time world featherweight champion, having held the International Boxing Federation (IBF) title twice between 2018 and 2022. At regional level, he held the British, Commonwealth and European featherweight titles between 2013 and 2017. He made history in 2018 with his win over Lee Selby, making him the first male boxer from Leeds to win a major world title. As of October 2021, he is ranked as the world's fourth-best active featherweight by The Ring, fifth by the Transnational Boxing Rankings Board and seventh by BoxRec.
Delfine Persoon is a Belgian professional boxer. She held the IBF female lightweight title in 2012 and the WBC female lightweight title from 2014 to June 2019, losing the title in a unification fight against Katie Taylor for the undisputed lightweight championship. As of September 2020, she is ranked as the world's best active female super-featherweight by BoxRec, the second best active female lightweight by The Ring, and the second best active female, pound for pound, by BoxRec, fifth by The Ring and seventh by ESPN.
Jelena Mrdjenovich is a Canadian professional boxer. She has held multiple world championships in three weight classes, including the WBC female super featherweight title from 2005 to 2009; the WIBF lightweight title from 2006 to 2008; the WIBA featherweight title from 2011 to 2012; the WBC female featherweight title three times between 2012 and February 2021; and the WBA female featherweight title from 2016 to April 2021; As of September 2020, she is ranked as the world's second best active female by The Ring and fourth by BoxRec.
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.
Mayerlin Rivas is a Venezuelan professional boxer. She is a two-weight world champion, having held the WBA female super bantamweight title since February 2020 and previously the WBA female bantamweight title from 2015 to 2018. As of September 2020, she is ranked as the world's third best active female super bantamweight by The Ring and BoxRec.
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.
Anahí Ester Sánchez is an Argentine professional boxer. She is a three-weight world champion, having held the IBF female super-featherweight title in 2016; the WBA female lightweight title in 2017; and the WBA female super lightweight title in 2019. She also held the WBA interim female featherweight title in 2015 and the WBA interim female super-lightweight title from 2018 to 2019, and challenged for the WBC and IBF female super-featherweight, and WBC female super-lightweight titles between 2016 and 2019.
Elhem Mekhaled is a French professional boxer. She has held the European female super-featherweight title since 2018 and also held the WBC interim female super-featherweight title in 2019.
Cindy Serrano is a Puerto Rican professional boxer who held the WBO female featherweight title from 2016 to 2017. She also challenged for the WIBA featherweight title in 2005; the WIBA and WIBF welterweight titles in 2011; and the unified WBA and IBF female lightweight titles in 2018. Her younger sister, Amanda, is also a professional boxer. The pair became the first sisters to hold world titles from major sanctioning bodies at the same time after Cindy captured the WBO title in 2016.
Muhammadkhuja Iskandarovich Yaqubov is a Tajikistani professional boxer who has held the WBC International super-featherweight title since 2018.
Rachel Ball is an English professional boxer and former kickboxer who has held the WBC female interim super-bantamweight title since 2020.
Yulihan Alejandra Luna Ávila is a Mexican professional boxer. She is a two-weight world champion, having held the WBC female bantamweight title since 2020 and the IBF female junior featherweight title from 2014 to 2016.
Lourdes Yoana Juárez Trejo is a Mexican professional boxer who has held the WBC female super flyweight title since 2020. As of December 2020, she is ranked as the world's best active female super flyweight by The Ring and second by BoxRec. She is the younger sister of former world champion boxer Mariana Juárez.
Yazmín Rosita Rivas Hernandez is a Mexican professional boxer. She has held world championships in three weight classes, including the WBA female super flyweight title in 2005; the IBF female bantamweight title from 2011 to 2013; the WBC female bantamweight title from 2014 to 2016; and the WBA female super bantamweight title in 2018.
Edith Soledad Matthysse is an Argentine professional boxer who is a former unified featherweight world champion, having held the WBA female title from 2013 to 2016 and the WBC female title from 2015 to 2016. She is the older sister of former welterweight world champion of boxing, Lucas Matthysse.
Alycia Baumgardner is an American professional boxer. She has held the WBC and IBO female super featherweight titles since 2021, and the WBO, IBF, and The Ring female super featherweight titles since 2022. She became the undisputed female super featherweight champion of the world on February 4, 2023.
Firuza Sharipova is a Kazakhstani professional boxer who held the WIBA lightweight title in 2019. As of December 2021, she is ranked number two in the world by the WBA.
Terri Harper 
Danila Ramos
Ekeberghallen, Oslo, Norway
Monica Gentili
Friedrich-Ebert-Halle, Ludwigshafen, Germany
Tamara Nunez
Pabellon Camila Cano, La Nucia, Spain
Bojana Libiszewska
Valgerdur Gudstensdottir
Maria Semertzoglou
Mirabela Calugareanu