Julio César Chávez González, also known as Julio César Chávez Sr., is a Mexican former professional boxer who competed from 1980 to 2005. A multiple-time world champion in three weight divisions, Chávez was listed by The Ring magazine as the world's best boxer, pound for pound, from 1990 to 1993. During his career he held the WBC super featherweight title from 1984 to 1987, the WBA and WBC lightweight titles between 1987 and 1989, the WBC light welterweight title twice between 1989 and 1996, and the IBF light welterweight title from 1990 to 1991. He also held the Ring magazine and lineal lightweight titles from 1988 to 1989, and the lineal light welterweight title twice between 1990 and 1996. Chávez was named Fighter of the Year for 1987 and 1990 by the Boxing Writers Association of America and The Ring respectively.
Félix Juan Trinidad García, popularly known as "Tito" Trinidad, is a Puerto Rican former professional boxer who competed from 1990 to 2008. He held multiple world championships in three weight classes and is said to be one of the greatest Puerto Rican boxers of all time.
Robert Arum is an American lawyer and boxing promoter. He is the founder and CEO of Top Rank, a professional boxing promotion company based in Las Vegas. Prior to becoming a boxing promoter, Arum was employed as an attorney in the tax division of the United States District Court for the Southern District of New York.
Rocco Francis Marchegiano, better known as Rocky Marciano, was an American professional boxer who competed from 1947 to 1955, and held the world heavyweight title from 1952 to 1956. He is the only heavyweight champion to have finished his career undefeated. His six title defenses were against Jersey Joe Walcott, Roland La Starza, Ezzard Charles (twice), Don Cockell and Archie Moore.
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, including the WBO junior featherweight title twice between 1995 and 2001, the Ring magazine and lineal featherweight titles between 2001 and 2003, and the unified WBC and IBF super featherweight titles between 2004 and 2007.
Iván Calderón Marrero is a Puerto Rican former professional boxer who competed from 2001 to 2012. He is a two-weight world champion, having held the WBO mini flyweight title from 2003 to 2007, and the WBO, Ring magazine, and lineal light flyweight titles from 2007 to 2010. Additionally, his August 2010 bout against Giovani Segura was named fight of the year by Ring magazine. As an amateur Calderón represented Puerto Rico in international competitions, including the 2000 Olympics.
Fernando Montiel Martínez is a Mexican professional boxer. He is a multiple-time former world champion in three weight classes, having held the WBO flyweight title from 2001 to 2002, the WBO junior bantamweight title twice between 2002 and 2008, and the unified WBC and WBO bantamweight titles from 2010 to 2011.
Cristobal Arreola is an American professional boxer who has challenged three times for the WBC heavyweight title. He was ranked by BoxRec as the world's No.8 heavyweight at the conclusion of 2007 and as No.7 heavyweight from 2008 to 2010.
Jonathan González Ortiz is a Puerto Rican professional boxer who competes in the welterweight division. As an amateur, he represented Puerto Rico at numerous international events. Among his achievements, Gonzalez won a silver medal at the 2007 Pan American Games. After qualifying, he competed at the 2008 Summer Olympics.
James Christopher Varner is a retired American mixed martial artist who fought in the Ultimate Fighting Championship. He is the former WEC Lightweight Champion.
Timothy Edward Lee Hague was a Canadian mixed martial artist and boxer who competed in the heavyweight division, most recently for Absolute Championship Berkut. He became a professional fighter in 2006, and formerly competed for the Ultimate Fighting Championship, World Series of Fighting and King of the Cage, where he went 11–0 and was the King of the Cage Canada Heavyweight Champion. On June 16, 2017, he suffered a brain hemorrhage after being knocked out in a boxing match against Adam Braidwood in Edmonton, Alberta. He died on June 18, 2017.
Kenny Omar Galarza Arocho is a professional boxer. He competes in the light welterweight division, and represented Puerto Rico at numerous events as an amateur. Galarza won seven national championships locally and earned several recognitions in international competition. These include: two gold medals at the Junior Olympics Invitational, silver at the 2005 Pan American Boxing Championships and bronze in the 2006 Central American and Caribbean Games. Prior to the 2007 Pan American Games, Galarza closed his amateur career, signing with Seminole Warriors Boxing. He debuted defeating Jesse Francisco on May 16, 2007. This victory marked the beginning of a knockout streak, which has lasted for thirteen contests. On September 18, 2009, Galarza won his first professional title, defeating Joshua Allotey to become the first interim light welterweight champion of the North American Boxing Organization. Amassing a perfect record and knockout ratio earned him inclusion in other sanctioning bodies, including the World Boxing Organization (11th), WBO Latino (7th), World Boxing Association's FEDECARIBE (6th) and World Boxing Foundation's International (10th) rankings.
Jesús Francisco Gómez is an American former professional boxer. In 2010, Gómez signed with Oscar De La Hoya's company Golden Boy Promotions. Frankie was trained by five-time Trainer of the Year Freddie Roach.
Antonio Lozada Jr. is a Mexican professional boxer. He is considered one of the best prospects to come from Mexico.
Marco Antonio Peribán Hernández is a Mexican professional boxer. He is signed with Oscar De La Hoya's Company Golden Boy Promotions.
Pedro Daniel Estrada Espitia is a Mexican professional boxer.
Ignacio "Nacho" Beristáin is a Mexican trainer in the sport of boxing. Beristain is a member of the Boxing Hall of Fame and is considered one of the greatest trainers in the history of boxing.
Luis Ramos Jr. is a Mexican American former professional boxer.
Abel Sanchez is a Mexican-American boxing trainer. He is best known as the former coach of Gennady Golovkin, and has trained other boxers such as Lupe Aquino, Terry Norris, and Murat Gassiev.
Curtis Stevens 
Jason Quigley 
Alfredo Angulo 
Lenin Arroyo 
Troy Wilson
Michael Soberanis
Frans Hantindi
David Obregón 
Franchie Torres