Lamon Tajuan Brewster is an American former professional boxer who competed from 1996 to 2010. He held the WBO heavyweight title from 2004 to 2006, and is best known for scoring an upset knockout victory over Wladimir Klitschko to win the vacant title. He was ranked as the world's No.8 heavyweight by BoxRec at the conclusion of 2004. As an amateur, Brewster won the U.S. national championships in 1995, and a silver medal at that year's Pan American Games, both in the heavyweight division. Following his retirement from the sport in 2011, he became an entrepreneur and founded a consulting business.
Alexander Vladimirovich "Sasha" Povetkin is a Russian former professional boxer who competed from 2005 to 2021. He held the World Boxing Association (WBA) heavyweight title from 2011 to 2013; the World Boxing Council (WBC) heavyweight title from 2020 to 2021; and challenged twice for the unified heavyweight championship in 2013 and 2018.
Shannon Briggs is an American former professional boxer who competed between 1992 and 2016. He held the World Boxing Organization (WBO) heavyweight title from 2006 to 2007. Briggs was known for his formidable punching power and aggression, possessing an 88.3% knockout-to-win percentage with 37 knockout wins in the first round.
Jean-Marc Gilbert Mormeck is a French former professional boxer who competed from 1995 to 2014. He is a two-time unified world cruiserweight champion, having held the WBA, WBC and The Ring world titles twice between 2005 and 2007. He was the first boxer to hold unified cruiserweight title since Evander Holyfield in 1988, and the first fighter to hold The Ring cruiserweight title since Carlos De León in 1987. He was ranked by BoxRec as the world's top 10 cruiserweight from 2001 to 2005 and in 2007, and was ranked No.1 in 2003 and 2004. Mormeck also challenged for the unified world heavyweight title in 2012.
Scott Gammer is a Welsh former professional boxer who competed from 2002 to 2009. He held the British heavyweight title from 2006 to 2007 and challenged once for the lesser European Union heavyweight title in 2008.
David "Bomber" Pearce was a Welsh heavyweight boxing champion.
Bermane Stiverne is a Haitian-Canadian professional boxer. He held the WBC heavyweight title from 2014 to 2015.
Deontay Leshun Wilder is an American professional boxer. He held the World Boxing Council (WBC) heavyweight title from 2015 to 2020. By winning the title, Wilder became the first American world heavyweight champion since 2007, which was the longest period of time in boxing history without an American heavyweight champion.
David Price is a British former professional boxer who competed from 2009 to 2019. At regional level, he held multiple heavyweight championships, including the British and Commonwealth titles from 2012 to 2013, and challenged once for the European title in 2015. As an amateur, he won a bronze medal at the 2008 Olympics, gold at the 2006 Commonwealth Games and 2008 EU Championships, and three ABA titles; all in the super-heavyweight division.
Robert Gabriel Helenius is a Finnish professional boxer. He has held multiple regional championships in the heavyweight division, including the European title twice between 2011 and 2016. As an amateur, he won a super-heavyweight silver medal at the 2006 European Championships. He holds notable wins over former world heavyweight champions Lamon Brewster, Samuel Peter, and Siarhei Liakhovich.
Derek Chisora is a Zimbabwean British professional boxer. He has challenged twice for the WBC heavyweight title in 2012 and 2022. At regional level, he has held multiple heavyweight championships, including the British and Commonwealth titles from 2010 to 2011, and the European title from 2013 to 2014. As an amateur, he won the ABA super-heavyweight title in 2006.
Christian Hammer is a Romanian-German professional boxer who held the WBO European heavyweight title three times between 2012 and 2018.
Jarrell Miller is an American professional boxer and former kickboxer who competes in the heavyweight division. He first came to prominence in 2007 when he competed for the New Jersey Tigers in the World Combat League and made it to the finals of the New York Golden Gloves tournament that same year. Miller was due to challenge Anthony Joshua for the WBA (Super), IBF, WBO, and IBO heavyweight titles in 2019, but was denied a license to box after failing multiple drug tests.
Lucas Browne is an Australian professional boxer and former mixed martial artist and kickboxer. At regional level, he has held multiple heavyweight championships, including the Australian and Commonwealth heavyweight titles between 2012 and 2015.
Dillian Whyte is a British professional boxer who has formerly competed as a kickboxer and mixed martial artist. He has held the WBC interim heavyweight title twice between 2019 and 2022. At regional level, he has held multiple heavyweight championships, including the British title from 2016 to 2017. As of October 2021, he is ranked as the world's fifth-best active heavyweight by The Ring magazine, and the fourth-best active heavyweight by the Transnational Boxing Rankings Board and BoxRec. He has been ranked among BoxRec's top 10 heavyweights since 2016, reaching his career-high ranking of No. 2 at the end of August 2021. His knockout-to-win percentage stands at 68%.
Johann Duhaupas is a French professional boxer who challenged for the WBC heavyweight title in 2015. At regional level he has held multiple heavyweight titles, including the European Union title from 2013 to 2014.
Arnold Gjergjaj is a Swiss professional boxer. In 2014 he won the EBU-EE version of the European heavyweight title, becoming the first boxer fighting under a Swiss license to do so.
Adam Kownacki is a Polish professional boxer.
Arslanbek Ruslanovich Makhmudov is a Russian professional boxer who has held the WBC-NABF heavyweight title since 2019.
Anthony Joshua vs Robert Helenius, was a heavyweight professional boxing match between former WBA (Super), IBF, WBO, and IBO heavyweight champion, Anthony Joshua and Robert Helenius.
Arslanbek Makhmudov 
Centre Videotron, Quebec City, Quebec, Canada
Mykyta Nesterenko
EWS Arena, Goeppingen, Germany
Samir Barakovic
Robert Helenius 
Davit Gorgiladze
Evgenios Lazaridis
Zoltan Csala
Mariusz Wach 
Christian Hammer 
Derric Rossy 
David Price 
Johann Duhaupas 
Münsterplatz, Basel, Switzerland
Multiversum, Schwechat, Austria
Gbenga Oloukun 
Ivica Perkovic
Atatürk Spor Salonu, Tekirdağ, Turkey
Cisse Salif
Hotel Park, Novi Sad, Serbia