Osvaldo "Ossie" Ocasio is a Puerto Rican former boxer who held the World Cruiserweight Championship from 1982 to 1984. He was also a Top Contender and Heavyweight Challenger in 1979. He scored notable wins against Former Cruiserweight Champion Dwight Muhammad Qawi as well as beating Top Heavyweight Contender Jimmy Young and Heavyweight Contender Pierre Coetzer, as well as drawing with Future Heavyweight Champion Michael Dokes. Nicknamed "Jaws", his peculiar nickname was the result of him accidentally biting another boxer during a sparring session.
David Deron Haye is a British former professional boxer who competed between 2002 and 2018. He held multiple world championships in two weight classes, and was the first British boxer to reach the final of the World Amateur Boxing Championships, where he won a silver medal in 2001.
Herbie Hide is a British former professional boxer who competed from 1989 to 2010. He held the WBO heavyweight title twice between 1994 and 1999, as well as the British heavyweight title in 1993. Hide was known for his formidable punching power and killer instinct in the ring.
Enzo Maccarinelli is a retired Welsh former professional boxing world champion who competed from 1999 to 2016. He held the WBO cruiserweight title from 2006 to 2008. At regional level, he held the European and British cruiserweight titles between 2010 and 2012, and the Commonwealth light-heavyweight title in 2013.
Ismaikel "Mike" Perez is a Cuban and Irish professional boxer who holds the WBA Intercontinental Cruiserweight title and challenged once for the WBC cruiserweight title in 2017.
Oleksandr Oleksandrovych Usyk is a Ukrainian professional boxer. He has held the undisputed championship in two weight classes, at cruiserweight and heavyweight, and reigned as the undisputed world heavyweight champion from May to June 2024. He has also held the International Boxing Organization (IBO) title since 2021, and the Ring magazine title since 2022.
Anthony Lewis Bellew is an English former professional boxer who competed from 2007 to 2018, and has since worked as a boxing analyst and commentator. He held the WBC cruiserweight title from 2016 to 2017. At regional level, he held the British and Commonwealth light-heavyweight titles between 2010 and 2014, the European cruiserweight title from 2015 to 2016. As an amateur, he is a three-time ABA heavyweight champion. He portrayed antagonist boxer Ricky Conlan in the films Creed and Creed III.
Nathan Cleverly is a retired Welsh former professional boxing world champion who competed from 2005 to 2017. He is a two-time light-heavyweight world champion, having held the WBO title from 2011 to 2013, and the WBA (Regular) title from 2016 to 2017. Additionally he held multiple regional light-heavyweight championships, including the European, British, and Commonwealth titles between 2008 and 2010.
Callum Paul Johnson is a British professional boxer who challenged once for the IBF light-heavyweight title in 2018. At regional level, he held the Commonwealth light-heavyweight title from 2016 to 2018 and the British light-heavyweight title in 2018. As an amateur, he won a gold medal at the 2010 Commonwealth Games.
Jai Opetaia is an Australian professional boxer. He held the International Boxing Federation (IBF) title from 2022 until 2023. He currently holds the Ring magazine and lineal cruiserweight titles. As an amateur, he won a bronze medal at the 2012 Youth World Championships and represented Australia at the 2012 Olympics and 2014 Commonwealth Games. As of February 2023, Opetaia is ranked the world's best active cruiserweight by The Ring magazine, and the Transnational Boxing Rankings Board, second by BoxRec, and third best by ESPN.
Savannah Rose Marshall is a British professional boxer and professional mixed martial artist. She has held world championships in two weight classes: the undisputed and Ring magazine female super-middleweight title since 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.
Oleksandr Serhiyovych Gvozdyk is a Ukrainian professional boxer. He held the WBC and lineal light-heavyweight titles from 2018 to 2019. As an amateur, Gvozdyk won a bronze medal at the 2012 Olympics and a gold at the 2013 Summer Universiade.
Krzysztof Głowacki is a Polish professional boxer who has held the WBO junior-heavyweight title twice; from 2015 to 2016 and again in 2019. As an amateur, he won a bronze medal in the super-heavyweight division at the 2008 EU Championships.
Joe Joyce is a British professional boxer. He held the World Boxing Organization (WBO) interim heavyweight title from 2022 to 2023. At regional level, he has held multiple heavyweight championships, including the Commonwealth title twice between 2018 and 2021; the British title from 2020 to 2022; and the European title from 2020 to 2021.
Lawrence Okolie is a British professional boxer. He has held the World Boxing Council (WBC) bridgerweight title since May 2024. Previously, he held the World Boxing Organization (WBO) cruiserweight title from 2021 to 2023. At regional level, he held the Commonwealth title twice between 2018 and 2019; the British title from 2018 to 2019; and the European title in 2019.
Viddal Ethan Danso Riley is an English professional boxer, rapper and internet personality. He is the current English cruiserweight champion.
Chris Billam-Smith is an English professional boxer who has held the World Boxing Organization (WBO) cruiserweight title since 2023. At regional level, he held the European, British, and Commonwealth cruiserweight titles between 2019 and 2022.
Richard Riakporhe is a professional boxer who held the British cruiserweight title from 2019 to 2020.
Mohammed Hamzah Sheeraz is a British professional boxer. He has held the Commonwealth middleweight title since 2022.
David Bankole Adeleye is a British professional boxer. As an amateur, he competed at the 2013 English National Junior Championships in the heavyweight event.
