Felix Sturm (born 31 January 1979 as Adnan Catic) is a Germanboxer and current WBA middleweight Super champion of Bosnian descent.

On 27 January 2001, Sturm made his debut as a professional boxer facing Antonio Ribeiro from Angola. Six months earlier he had qualified for the Olympic Games in Sydney, but lost his fight to future middleweight champ Jermain Taylor.

After 16 successful matches, Sturm won the WBO Inter-Continental middleweight title on 10 May 2003. On 13 September 2003, he replaced the injured Bert Schenk in a WBO title bout against Argentinian Hectór Javier Velazco and won the match. Sturm defended the title against Rubén Varón Fernández from Spain.

On 5 June 2004 in Las Vegas, Sturm faced Oscar De la Hoya in a defense of his WBO middleweight championship. All three judges scored the fight 115-113 for de la Hoya, while Harold Lederman scored the fight 115-113 for Sturm. Compubox counted Sturm as landing 234 of 541 punches, while counting De La Hoya as landing 188 of 792. Sturm protested the decision with the Nevada Athletic Commission to no avail.

Sam Soliman (born 13 November 1973) is an Australian boxer of Coptic Egyptian descent. Soliman began his boxing career after studying multiple forms of martial arts, such as Tae Kwon Do, Karate, and Kick-Boxing.

Soliman is a former ISNA and WAKA kickboxing champion.

Soliman compiled an Amateur Record consisting of 84 fights, with 11 losses^{[citation needed]}.

Soliman turned pro at the Cruiserweight level in 1997 at the age of 23. Soliman fought 12 rounds for the Australian Cruiserweight Championship in only his second fight. He gained a worldwide audience when he defeated Raymond Joval by a twelve round Unanimous Decision, on 17 July 2004.

A rematch with fellow Australian Anthony Mundine, who Soliman suffered a split decision loss to earlier in his career, ended in a ninth round TKO loss for Soliman. Soliman moved up from his normal 160 lb middleweight division to take on Mundine in the Super Middleweight division, for the vacant WBA Super Middleweight Title. After suffering a knockdown in round 2, Mundine ended the fight in the 9th round, by knocking Soliman down three times.

Oscar De La Hoya (born February 4, 1973 in East Los Angeles, California) is a retired American professional boxer of Mexican descent. Nicknamed "The Golden Boy," De La Hoya won a gold medal at the Barcelona Olympic Games shortly after graduating from James A. Garfield High School. De La Hoya comes from a boxing family. His grandfather Vicente, father Joel Sr. and brother Joel Jr. were all boxers. De La Hoya was The Ring's "Fighter of the Year" in 1995 and Ring Magazine's top-rated Pound for Pound fighter in the world in 1997 & 1998. De La Hoya officially announced his retirement from the sport at a press conference held in Los Angeles on April 14, 2009.

De La Hoya has defeated 17 world champions and has won ten world titles in six different weight classes. He has also generated more money than any other boxer in the history of the sport, an estimated $696 million pay-per-view income.

De La Hoya founded Golden Boy Promotions, a combat sport promotional firm. He is the first American of Hispanic descent to own a national boxing promotional firm and one of the few boxers to take on promotional responsibilities while still active.

Darren Barker is an English middleweight boxer. He is a former holder of the British and European middleweight titles and a former holder of the Commonwealth title. As an amateur he won gold at the 2002 Commonwealth Games in Manchester.

Barker started his boxing career at a young age, he trained at Finchley and District Amateur Boxing club in New Barnet where he was trained by Jimmy Oliver (father of former European Champion Spencer Oliver) amongst others. After a successful and long period at the club, Barker decided to move on to further his boxing skills and begun training at the Repton Boys Club in Bethnal Green, there he was trained by the highly regarded boxing coach, Tony Burns. Darren's father, Terry, was also a successful amateur boxer at Repton, winning the ABA Championships in 1981. In 2002 Barker won the Commonwealth Games Gold medal at the championships held in Manchester. He also became a Multi nations Champion and Class C NABC Champion. Prior to the decision to turn professional Barker's amateur record stood at 69 fights, 55 wins and 14 losses.

Francisco Javier Castillejo (born March 22, 1968) is a professional boxer from Spain. He is the former WBC light middleweight champion and former WBA middleweight champion. He has fought against stars Oscar De La Hoya, Felix Sturm, Fernando Vargas, Julio Cesar Vasquez, Michael Rask, and Mariano Natalio Carrera. Castillejo is considered the best Spanish boxer in history.

Nicknamed "El Lince de Parla" ("Parla's Lynx", in English), Castillejo is a native of the Parla area of Madrid. He currently resides and trains in Madrid.

Castillejo made his professional debut on July 22 of 1988, when he outpointed Ángel Díez over six rounds in Madrid. He had an immediate rematch with Díez, on September 2 of the same year. Their second fight resulted in Castillejo's first knockout win, when he beat Diez in the fourth round. On November 4, he had his first fight outside Madrid, and his first knockout win in the first round, when he beat Juan Perez in Torrejon.

Castillejo had four more wins, before he was defeated for the first time. On August 19, 1989, he lost an eight round decision to Del Bryan, in Benidorm. But he followed that loss with a streak of twenty two victories in a row.