Which world titles has Iván Calderón held?

Iván Calderón has held 2 world title reigns: WBO light flyweight (2007–2010), WBO minimumweight (2003–2007).

Light flyweight · United States

Iván Calderón

Iván Calderón was a light flyweight boxer from United States, born Jan 27, 1975. World titles: WBO light flyweight (2007–2010), WBO minimumweight (2003–2007). Iván Calderón last fought Moisés Fuentes on Oct 6, 2012 and lost by TKO in round 5 of 12.

Also: Іван Кальдерон · Иван Кальдерон · إيفان كالديرون

+8 more

ايفان كالديرون · イヴァン・カルデロン · El Niño de Hierro · Iron Boy · Ivan Calderon · Ivan Calderón Marrero · Iván Calderón Marrero · Кальдерон, Иван

BornJan 27, 1975

Country🇺🇸 United States

StanceSouthpaw

Height153 cm

Reach160 cm

NicknameIron Boy · El Niño de Hierro

DebutAug 26, 2001

Career2001–2012

Rounds boxed139

Born inGuaynabo, Puerto Rico

TitlesWBO minimumweight · 2003–2007; WBO light flyweight · 2007–2010

Boxerbook rating2024 ± 184 · inactive since Oct 2012Why here ›

Confirmed bouts4 of 15 · 4 official

Career record

Record

No record compiled yet

Last result

Moisés Fuentes 🇲🇽

For WBO mini flyweight title

TKO 5/12 · Coliseo Rubén Rodríguez, Bayamón, 🇵🇷

2012-10-06 ›
✓ one source

The record

Known bouts: 15, 2001–2012

Record not yet compiled — only bouts reported from opponents' records are shown

Bouts by source: English Wikipedia · 14, Nevada State Athletic Commission — Results · 4, Wikipedia (ja) · 1

Moisés Fuentes 🇲🇽

For WBO mini flyweight title

TKO 5/12 · Coliseo Rubén Rodríguez, Bayamón, 🇵🇷

Calderón — · Fuentes 18-1-0

2012-10-06 ›
✓ one source

Rodel Mayol 🇵🇭

For WBO and The Ring light flyweight titles

TD 7/12 · Coliseo Jose Miguel Agrelot, Hato Rey, 🇵🇷

Calderón — · Mayol 25-3-1

2009-09-12 ›
✓ one source

Rodel Mayol 🇵🇭

For WBO and The Ring light flyweight titles

TD 6/12 · Madison Square Garden, New York City, 🇺🇸

Calderón — · Mayol 25-3-0

2009-06-13 ›
✓ one source

Hugo Cázares 🇲🇽

For WBO and The Ring light flyweight titles

TD 7/12 · Coliseo Ruben Rodriguez, Bayamon, 🇵🇷

Calderón — · Cázares 27-5-1

2008-08-30 ›
✓ one source

Hugo Cázares 🇲🇽

Won WBO and The Ring light flyweight titles

SD 12/12 · Coliseo Ruben Rodriguez, Bayamon, 🇵🇷

Calderón — · Cázares 26-4-1

2007-08-25 ›
✓ one source

Ronald Barrera 🇨🇴

For WBO minimumweight title

SD 12/12 · Coliseo Universidad del Norte, Barranquilla, 🇨🇴

Calderón — · Barrera 19-2-1

2007-04-28 ›
✓ one source

José Luis Varela 🇻🇪

For WBO mini flyweight title

UD 12/12 · Coliseo Elias Chegwin, Barranquilla, 🇨🇴

Calderón — · Varela 13-1-0

2006-10-21 ›
✓ one source

Isaac Bustos 🇲🇽

For WBO mini flyweight title

UD 12/12 · ALADDIN RESORT, LAS VEGAS, 🇺🇸

Calderón — · Bustos 24-7-3

2006-02-18 ›
official ★

Daniel Reyes Torres 🇨🇴

For WBO minimumweight title

UD 12/12 · Roberto Clemente Coliseum, San Juan, 🇵🇷

Calderón — · Torres 35-3-1

2005-12-10 ›
✓ one source

Roberto Carlos Leyva 🇲🇽

For WBO mini-flyweight title

UD 12/12 · MGM GRAND GARDEN ARENA, LAS VEGAS, 🇺🇸

Calderón — · Leyva 23-3-1

2004-07-31 ›
official ★

Edgar Cardenas 🇲🇽

For WBO mini flyweight title

KO 11/12 · Mario Morales Coliseum, Guaynabo, 🇵🇷

Calderón — · Cardenas 30-11-2

2004-03-20 ›
✓ one source

Alex Sánchez 🇺🇸

For WBO Minimumweight Title

UD 12/12 · Coliseo Ruben Rodriguez, Bayamon, 🇵🇷

Calderón — · Sánchez 29-3-1

2003-12-06 ›
✓ one source

Eduardo Ray Marquez 🇳🇮

Won WBO mini flyweight title

TD 9/12 · MANDALAY BAY RESORT & CASINO, LAS VEGAS, 🇺🇸

Calderón — · Marquez 18-5-1

2003-05-03 ›
official ★

Rey Karlos Lopez

UD 4 · THE ORLEANS HOTEL & CASINO, LAS VEGAS, 🇺🇸

2002-05-03 ›
official ★

Alberto Rossel 🇵🇪

UD 6/6 · El San Juan Hotel & Casino, San Juan, 🇵🇷

Calderón — · Rossel 7-1-0

2001-08-26 ›
✓ one source

Amateur career

2000 Summer Olympics – Men's light flyweight

Round of 32LLa Paene Masara 🇮🇩5:10

1 amateur bout at major tournaments, from the tournament articles on English Wikipedia (CC BY-SA). Not part of the professional record.

Ratings now

Not in any current ranking.

World titles

WBOLight flyweight

2007-08-25 – 2010-08-28

WBOMinimumweight

2003-05-03 – 2007-08-25

Facts

Who did Iván Calderón fight last?: Iván Calderón last fought Moisés Fuentes on Oct 6, 2012 and lost by TKO in round 5 of 12.
Which world titles has Iván Calderón held?: Iván Calderón has held 2 world title reigns: WBO light flyweight (2007–2010), WBO minimumweight (2003–2007).

Sources

Boxerbook ID 14172 · permanent link boxerbook.com/id/14172. Wikidata (CC0), English Wikipedia (CC BY-SA). Last fetched: 2026-10-12. Spot a mistake? Every bout page has a link to report it.

Wikipedia ↗Wikidata ↗