José Carlos Ramírez is an American professional boxer. He is a former unified champion at light welterweight, having held the World Boxing Council (WBC) title from 2018 to 2021 and the World Boxing Organization (WBO) title from 2019 to 2021. As an amateur he represented the United States at the 2012 Olympics. As of June 2020, he is ranked as the world's second best active light welterweight by The Ring and BoxRec, and third by the Transnational Boxing Rankings Board.
Érica Anabella Farías, known as "La Pantera", is an Argentine professional boxer. She is a two-weight world champion, having held the WBC female lightweight title from 2011 to 2014 and the WBC female super lightweight title from 2014 to 2018. She also challenged once for the undisputed welterweight championship in 2017. As an amateur, she won a silver medal at the 2006 World Championships. As of October 2020, she is ranked as the world's second best active female super lightweight by BoxRec and fourth by The Ring.
Marie-Ève Dicaire is a Canadian professional boxer who is a 2-time IBF female light middleweight champion from 2018 to March 2021 and from December 2021 to November 2022. In 2013, she was named athlete of the year by Boxing Quebec. As of September 2020, she is ranked as the world's second best active female light middleweight by The Ring and BoxRec.
Hannah Rankin is a Scottish 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 world champion in two weight classes and the current undisputed light-welterweight champion, having held the WBC title since 2020; the IBF and Ring magazine titles since 2021; and the WBA and WBO titles since November 2022. She previously held the IBO female lightweight title from 2017 to 2019.
Jason Welborn is an English professional boxer who challenged once for the unified WBA (Super), IBF and IBO light-middleweight titles in 2018. At regional level, he held the British middleweight title in 2018, and challenged for the British welterweight and light middleweight titles in 2013 and 2014 respectively, and the Commonwealth light-middleweight and middleweight titles in 2019 and 2020 respectively.
Nina Bradley is a British professional boxer who has held the Commonwealth super-lightweight title since 2018.
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.
Mary Ann McGee is an American professional boxer. She held the IBF female light welterweight title from 2019 to October 2021 and challenged for the WBC female lightweight title in 2013. As of October 2021, she is ranked as the world's second best active female light welterweight The Ring.
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.
Sonia Osorio Vázquez is a Mexican professional boxer who has held the WBC interim female super flyweight title since 2019.
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.
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.
Jessica Nery Plata Noriega is a Mexican professional boxer. She has held the WBA world female light flyweight title since 2022 and challenged for the WBC interim female light flyweight title in 2017. As of May 2020, she is ranked as the world's second best active female light flyweight 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.
Ema Kozin is a Slovenian professional boxer. She is a world champion in two weight classes, having held the WIBA middleweight title since 2017; the WIBA super-middleweight title since 2018; the WIBF super-middleweight title since 2019; and the WBC interim female middleweight title since October 2020. As of September 2020, she is ranked as the world's fourth best active female super-middleweight by The Ring and the sixth best active middleweight by BoxRec.
Ornella Domini is a Swiss professional boxer. She is a two-time European female welterweight champion, having held the title since 2019 and previously from 2013 to 2015. She also challenged for the WBC female super-welterweight title in 2018. As of September 2020, Domini is ranked as the world's fifth best active female welterweight by The Ring and ninth by BoxRec.
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.
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.
Natasha Jonas 
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