Skip to main content
Boxing Rankings LogoBoxing Rankings Logo
Home
Latest RankingsRanking MovementsArchives
World ChampionsChampions by Nation
Boxers A–ZRanked by NationCountriesSearch
About UsOrganizationsHow Rankings WorkMethodologyFAQContactData correctionsTermsPrivacy Policy

About Box-Rank

Box-Rank compiles and presents the latest rankings from all major sanctioning bodies (WBA, WBC, IBF, WBO) in a clear and easy-to-navigate format. Learn more

Data on this site may be incomplete or inaccurate.

Organizations

  • All organizations
  • WBA
  • WBC
  • IBF
  • WBO

Weight classes

  • Heavyweight
  • Light Heavyweight
  • Super Middleweight
  • Welterweight
  • Lightweight

Explore

  • Ranking movements
  • Monthly archive
  • Champions
  • Champions by nation
  • Ranked by nation
  • Boxers A–Z
  • Countries
  • Search

© 2026 Box-Rank. All Rights Reserved.

AboutHow Rankings WorkFAQContactCorrectionsFollow on XTermsPrivacy PolicyMethodology
🏠Home📊Rankings🔍Search🏆Champions

Juan Diaz

United States flagUnited States

Juan Diaz, the United States boxer, is not listed in the latest monthly rankings, but has previous ranking records, with the latest entry from April 2017 in the Lightweight division.

Not currently ranked — last ranked April 2017 in the Lightweight division.
Previous:Super Lightweight
Previously rankedOlder months
WBA
Lightweight
🏆 Previously Super Champion
(January 2008)
IBF
Lightweight
🏆 Previously Champion
(March 2008)
WBO
Lightweight
🏆 Previously Super Champion
(January 2008)

Report an error

Keep exploring

📊Lightweight rankings

Latest month for every major sanctioning body.

🏆World champions

Current titleholders in every division.

📈Ranking movements

Month-over-month changes across the site.

📆Monthly archive

Jump to any historical rankings month.

🔤Boxers A–Z

Alphabetical directory of ranked fighters.

🌐Countries

Browse fighters and stats by country.

🥊Browse rankings

Choose any weight class and sanctioning body.

🏛️Organizations

WBA, WBC, IBF, and WBO in one place.

🔍Search boxers

Look up any fighter in the database.

Career snapshot

Summary from monthly sanctioning-body lists in our database (not a fight record).

Ranking time span
May 2003 – April 2017
Time ranked
10 years 1 month
Time as world champion
3 years 6 months

World titles held

  • 🏆IBF Lightweight Champion (March 2008)
  • 🏆WBO Lightweight Super Champion (November 2007 – January 2008)
  • 🏆WBO Lightweight Champion (May 2007 – October 2007)
  • 🏆WBA Lightweight Super Champion (April 2007 – January 2008)
  • 🏆WBA Lightweight World Champion (July 2004 – March 2007)

By division

DivisionFirst entered rankingsMost recently in rankingsTime ranked
Super LightweightJune 2009April 201011 months
LightweightMay 2003April 20179 years 8 months

Time ranked counts distinct months this fighter appears on a rankings list for that division. If they drop out and return later, months off the ranking lists are not included.