Iván Calderón

Puerto Rican boxer

イヴァン・カルデロン

Born

27 January 1975, Guaynabo

Citizenship

United States

Sport

boxing

Discipline

light flyweight, minimumweight

Occupation

boxer

Height

153 cm (5 ft 0 in)

Weight

48 kg (106 lb)

Nickname

El Niño De Hierro

Recorded fight record

35 wins, 3 losses

Iván Calderón Marrero (born January 27, 1975) 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 (making eleven successful defenses and being recognized as super champion by the organization), and the WBO, Ring magazine, and lineal light flyweight titles from 2007 to 2010 (making six successful defenses). 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.

Calderon was inducted into the International Boxing Hall of Fame as part of the class of 2024 along such other notables as Michael Moorer, Diego Corrales, Ana Maria Torres, Ricky Hatton and Nick Charles.

Competitions

Awards and honours

• International Boxing Hall of Fame 2024
• The Ring World Junior Flyweight Champion
• WBO World Junior Flyweight Champion
• WBO World Mini Flyweight Champion

External links

• Wikipedia
• BoxRec
• Wikidata

Facts from Wikidata Q586539 (CC0); quoted introduction from English Wikipedia (CC BY-SA 4.0). Data retrieved 2026-10-22.

Data: Wikidata (CC0 1.0); Wikipedia (English) (CC BY-SA 4.0). Retrieved 2026-10-22.