Date of Birth: 
Place of Birth: Guaynabo, Puerto Rico, United States
About Iván Calderón (boxer)
- Iván Calderón Marrero (born January 7, 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.
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See Also
- Famous People's Birthdays on 10 April, United States
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- Famous People's Birthdays in April, Colombia
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- Famous musician's Birthdays in April, Colombia
- Famous boxer's Birthdays on 10 April, Colombia
- Famous boxer's Birthdays in April, Colombia