Leon Spinks was an American professional boxer who competed from 1977 to 1995. In only his eighth professional fight, he won the undisputed heavyweight championship in 1978 after defeating Muhammad Ali in a split decision, in what is considered one of the biggest upsets in boxing history. Spinks was later stripped of the WBC title for facing Ali in an unapproved rematch seven months later, which he lost by a unanimous decision.
José Guadalupe Pintor Guzmán, better known as Lupe Pintor, is a Mexican former professional boxer who competed from 1974 to 1995. He is a world champion in two weight classes, having held the WBC bantamweight title from 1979 to 1983 and the WBC super bantamweight title from 1985 to 1986.
Marco Antonio Barrera Tapia is a Mexican former professional boxer who competed from 1989 to 2011. He held multiple world championships in three weight classes between 1995 and 2007, from super bantamweight to super featherweight.
Primo Carnera, nicknamed the Ambling Alp, was an Italian professional boxer and wrestler who reigned as the boxing World Heavyweight Champion from 29 June 1933 to 14 June 1934. He won more fights by knockout than any other heavyweight champion in boxing history.
Thomas Patrick Loughran was an American professional boxer and the former World Light Heavyweight Champion. Statistical boxing website BoxRec lists Loughran as the #7 ranked light heavyweight of all time, while The Ring Magazine founder Nat Fleischer placed him at #4. The International Boxing Research Organization rates Loughran as the 6th best light heavyweight ever. Loughran was named the Ring Magazine's Fighter of the Year twice, first in 1929 and again 1931. He was inducted into the Ring Magazine Hall of Fame in 1956 and the International Boxing Hall of Fame in 1991.
Edward Patrick "Mickey" Walker was an American professional boxer who held both the world welterweight and world middleweight championships at different points in his career. Born in Elizabeth, New Jersey, he was also an avid golfer and would later be recognized as a renowned artist. Walker is widely considered one of the greatest fighters ever, with ESPN ranking him 17th on their list of the 50 Greatest Boxers of All-Time and boxing historian Bert Sugar placing him 11th in his Top 100 Fighters catalogue. Statistical website BoxRec rates Walker as the 6th best boxer to have ended his career at middleweight, while The Ring Magazine founder Nat Fleischer placed him at No. 4 among greatest middleweights of all time. The International Boxing Research Organization ranked Walker as the No. 4 middleweight and the No. 16 pound-for-pound fighter of all-time. Walker was inducted into the Ring magazine Hall of Fame in 1957 and the International Boxing Hall of Fame as a first-class member in 1990.
James Nathaniel Toney is an American former professional boxer who competed from 1988 to 2017. He held multiple world championships in three weight classes, including the International Boxing Federation (IBF) and lineal middleweight titles from 1991 to 1993, the IBF super middleweight title from 1993 to 1994, and the IBF cruiserweight title in 2003. Toney also challenged twice for a world heavyweight title in 2005 and 2006, and was victorious the first time but was later stripped due to a failed drug test. Overall, he competed in fifteen world title fights across four weight classes.
Thomas George Farr was a Welsh boxer from Clydach Vale, Rhondda, nicknamed "The Tonypandy Terror". Prior to 1936, Farr boxed in the light heavyweight division, in which he was the Welsh champion. He became British and Empire heavyweight champion on 15 March 1937. Farr is considered to be one of the greatest British heavyweight fighters ever, and was inducted into the Welsh Sports Hall of Fame in 1997.
Tommy Ryan was an American-Canadian World Welterweight and World Middleweight boxing champion who fought from 1887 to 1907. His simultaneously holding records in both weight classes was a rare and impressive feat for a boxer. His record is a topic that has been up for debate for decades. As of May 2021, Boxrec.com lists his official record as 82–2–13 (68KO). The International Boxing Hall of Fame lists his record as 86–3–6 (22KO). Others list his record anywhere from 86–3–6 (68KO), to 90–6–11 (70KO), to 84–2–11 (70KO). Some historians have even speculated that he held closer to 90 knockouts. Ryan was posthumously inducted into the International Boxing Hall of Fame in the class of 1991.
Peter Manfredo Jr. is an American former professional boxer and former IBO middleweight champion. He has challenged twice for upper-level world titles, at middleweight and super middleweight, as well as having won the NABO, IBU and European Boxing Association (EBA) light middleweight titles.
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.
John Frederic Coulon was a Canadian-American professional boxer who was the world bantamweight champion from March 6, 1910, when he wrested the crown from England's Jim Kendrick, until June 3, 1914, when he was defeated by Kid Williams in Vernon, California. He was also a boxing manager late in life and managed, among others, Eddie Perkins.
Francois "Frans" Botha is a South African former professional boxer and kickboxer. He competed in boxing from 1990 to 2014, and is perhaps best known for winning the IBF heavyweight title against Axel Schulz in 1995, but was later stripped after failing a drug test. He later challenged twice for world heavyweight titles in 2000 and 2002. Botha has competed against former Heavyweight Champions Mike Tyson, Lennox Lewis, Michael Moorer and Evander Holyfield late in their respective careers. Botha competed once in mixed martial arts in 2004.
Norberto Bravo is an American professional boxer, and is a contestant on the ESPN reality show Contender Season 2.
Mahmoud Omeirat Charr, previously known as Manuel Charr, is a Syrian-German professional boxer. He was awarded the World Boxing Association (WBA) heavyweight title in 2023. He held the same title from 2017 to 2021.
Ray Bronson briefly claimed the World Welterweight Boxing Title between February and December 1912.
Anthony Perez was an American boxing referee and judge of Puerto Rican descent. During his career, he refereed many major boxing fights and participated in a number of boxing related documentaries.
Joey Olivo is an American former professional boxer of Mexican descent who competed from 1976 to 1989. He held the WBA world light flyweight title in 1985 and challenged for the WBC world light flyweight title in 1981. At regional level he held the WBC-NABF light flyweight title in 1983; the IBF-USBA flyweight title in 1984; and the WBC-NABF flyweight title in 1988.
Ramon Antonio Nery is a Dominican former professional boxer, who was once ranked in the top ten in the world among Flyweight boxers by the World Boxing Association, and who once fought for the WBA's world Flyweight championship. At a regional level, Nery was the Dominican Republic's national Flyweight champion. Nery was born with deafness, and his boxing nickname was "sordito", which means "(little) deaf (person)" in Spanish. Nery's condition meant he had to have special lights installed on the ring's corners when he fought; that way he could tell when a round began or finished.
Felix Camacho Matías is a Puerto Rican former professional boxer. A one time world title challenger, he is the younger brother of the better known, International Boxing Hall of Fame member Hector Camacho and the uncle of Hector Camacho Jr.. He won a minor championship from the WBF, an organization with little recognition among boxing experts, personalities and fans worldwide.
Franklin Edmondson
Moyoyo Mensah
Mystery Creek Events Centre, Hamilton, New Zealand 
Aleksandr Alekseyev 
Halle 7, Bremen 
Ali Ismailov 
Sam Soliman 
Moses Matovu