Adnan Ćatić, best known as Felix Sturm, is a Bosnian-German professional boxer who has held multiple world championships in two weight classes, including the WBO middleweight title from 2003 to 2004, the WBA middleweight title twice between 2006 and 2012, the IBF middleweight title from 2013 to 2014, and the WBA (Super) super-middleweight title in 2016. As an amateur, Sturm won a gold medal at the 2000 European Championships in the light-middleweight division.
Julio Cesar Green is a Dominican former professional boxer who held the WBA middleweight title.
Hassan N'Dam N'Jikam is a French Cameroonian professional boxer. He has held a middleweight world championship twice, including the WBO title in 2012 and the WBA (Regular) title in 2017, and has challenged once for a super-middleweight world title in 2019. As of August 2019, N'Dam N'Jikam is ranked as the world's ninth best active middleweight by the Transnational Boxing Rankings Board.
Christopher Livingstone Eubank Jr. is a British professional boxer. He has held the WBA interim middleweight title since 2019 and previously held the same title in 2015. He also held the IBO super-middleweight title twice between 2017 and 2019, and at regional level the British middleweight title in 2016. As of March 2021, he is ranked as the tenth best active middleweight by the Transnational Boxing Rankings. He is the son of former two-weight world boxing champion Chris Eubank.
Rigoberto Álvarez Barragán, is a Mexican Boxer in the Light Middleweight division. Rigo is a former Mexican National Middleweight, Super Middleweight, WBC FECARBOX Super Middleweight and interim WBA World Light Middleweight Champion.
Gabriel Rosado is an American professional boxer who challenged twice for a middleweight world title in 2013. Hailing from Philadelphia, Pennsylvania, Rosado is part of the city's large Puerto Rican community. Renowned for his toughness and willingness to face elite opposition, Rosado has competed in the light middleweight, middleweight and super middleweight divisions, winning a variety of regional championships along the way.
Milton Núñez is a Colombian middleweight boxer. Nunez's biggest fight was against Gennadiy Golovkin for the interim WBA middleweight title. In this title fight, Milton lost by knockout in 58 seconds.
Diego Gabriel Chaves is an Argentine professional boxer who held the WBA interim welterweight title from 2012 to 2013.
Fedor Chudinov is a Russian professional boxer. He held the WBA (Super) super-middleweight title in 2016, having previously held the regular title from 2015 to 2016 and the interim title from 2014 to 2015. He is the brother of fellow boxer Dmitry Chudinov.
Felix Manuel Valera Alvarez is a Dominican professional boxer who held the WBA interim light-heavyweight title from 2015 to 2016. As an amateur Valera won a silver medal at the 2010 Central American and Caribbean Games in the middleweight weight category.
Maksym Bursak is a Ukrainian professional boxer. He held the European middleweight title in 2013, and has challenged once for the WBO super-middleweight title in 2017.
Mehdi Bouadla is a French-Algerian professional boxer. He has challenged once each for a middleweight world title and the European super-middleweight title.
Ben McCulloch is an Australian former professional boxer who competed from 2008 to 2014. He held the PABA super-middleweight title from 2012 to 2014 and challenged for the WBA interim title in 2014.
Vincent Feigenbutz is a German professional boxer. He held the WBA (Regular) super-middleweight title in 2016 and challenged for the IBF super-middleweight title in 2020.
Brian Carlos Castaño is an Argentine professional boxer. He has held the WBO light middleweight title since February 2021 and previously held the WBA interim light middleweight title from 2016 to 2018, and the WBA (Regular) light middleweight title from 2018 to 2019. As of November 2020, he is ranked as the world's fifth best active light middleweight by The Ring magazine, the Transnational Boxing Rankings Board and third by BoxRec.
Osvary David Morrell Gutierrez Jr., better known as David Morrell, is a Cuban professional boxer who has held the WBA (Regular) super middleweight title since January 2021. As an amateur he won gold medals at the 2016 Youth World Championships and the 2017 Cuban National Championships.
Lennox Alleyne, better known as Lennox Allen, is a Guyanese professional boxer who challenged for the WBA interim super-middleweight title in August 2020.
Ogleidis Suárez is a Venezuelan model and professional boxer. She held the WBA female featherweight title in 2013, having been promoted from interim champion, a title she held from 2011. Suárez also held the WBA female interim super featherweight title in 2014 and challenged for the IBF female light middleweight title in 2019.
