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

IBF Minimumweight Boxing Rankings — May 2018

Official Minimumweight rankings for May 2018 from the IBF.

Presented as a historical snapshot for that month. Use the weight-class arrows to move up or down divisions, the month controls to jump between updates, and click any fighter's name to see their ranking history with the IBF.

Division
Period
Org
RankIBFMay 2018
🏆Japan flagHiroto Kyoguchi
Champion

1Philippines flagMark Anthony Barriga▲+2
2
Vacant
3Mexico flagCarlos LiconaNEW
4Japan flagTsubasa Koura
5Japan flagMasataka Taniguchi▲+6
6Nicaragua flagJulio Mendoza▲+6
7South Africa flagDeeJay KrielNEW
8Philippines flagSamuel Salva▲+5
9Philippines flagPedro TaduranNEW
10Colombia flagGabriel Mendoza▼-3
11Mexico flagJose Argumedo▼-1
12Japan flagShin OnoNEW
13Nicaragua flagLeyman BenavidesNEW
14Philippines flagMelvin JerusalemNEW
15Puerto Rico flagJaniel Rivera▼-10

Source: IBF

Report an error

About the Minimumweight Division

Weight Limit: 105 lbs and below (47.6 kg)

Minimumweight, also known as Strawweight, is the lightest weight class in professional boxing. Established in 1987, it features the smallest fighters in the sport.

Division Characteristics

Minimumweights are known for their exceptional speed, technical skill, and ability to fight at a very high pace. Fighters in this division typically rely on skill, speed, and volume punching.

Notable Facts

The Minimumweight division has produced many exciting fighters and competitive matchups. Despite being the lightest division, fights are often fast-paced and action-packed.

Historical Context

As the newest and lightest division in professional boxing, Minimumweight provides opportunities for smaller fighters who might not be competitive in heavier divisions.

Learn more about how boxing rankings work or explore current world champions across all divisions.

Keep exploring

📊All organizations

Compare WBA, WBC, IBF & WBO in Minimumweight.

🏆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.

Month-over-month changes since April 2018

Entered the top 10

  • MX flag
    Carlos LiconaEnters at #3
  • JP flag
    Masataka TaniguchiPreviously #11, enters at #5
  • NI flag
    Julio MendozaUp from #12 to #6
  • ZA flag
    DeeJay KrielInto the top 10 at #7
  • PH flag
    Samuel SalvaJumped from #13 into the top 10
  • PH flag
    Pedro TaduranNow in the top 10 at #9

Dropped out of the top 10

  • PR flag
    Janiel RiveraDown to #15
  • PH flag
    Vic SaludarWas #6 last month
  • ZA flag
    Simphiwe KhoncoPreviously held #8
  • NI flag
    Byron RojasOut of the top 10 after being #9
  • MX flag
    Jose ArgumedoDropped to #11

Biggest risers

  • JP flag
    Masataka TaniguchiUp 6 places to #5
    ▲+6
  • NI flag
    Julio MendozaUp 6 places to #6
    ▲+6
  • PH flag
    Samuel SalvaNow #8 after #13 last month
    ▲+5

Biggest fallers

  • PR flag
    Janiel RiveraDropped from #5 to #15
    ▼-10
  • CO flag
    Gabriel MendozaDropped from #7 to #10
    ▼-3
  • MX flag
    Jose ArgumedoFrom #10 to #11
    ▼-1

IBF Minimumweight Title History

Champions who have held each belt, from oldest to most recent. Title history only goes back as far as our earliest IBF monthly rankings (December 2005).

IBF Minimumweight — Champion

Philippines flagPedro Taduran
July 2024 — Current
1 year 10 months
Japan flagGinjiro Shigeoka
October 2023 — July 2024
10 months
Mexico flagDaniel Valladares
June 2022 — October 2023
1 year 5 months
Philippines flagRene Mark Cuarto
March 2021 — June 2022
1 year 4 months
Philippines flagPedro Taduran
September 2019 — March 2021
1 year 7 months
South Africa flagDeeJay Kriel
February 2019 — July 2019
6 months
Mexico flagCarlos Licona
November 2018 — February 2019
4 months
Japan flagHiroto Kyoguchi
July 2017 — July 2018
1 year 1 month
Mexico flagJose Argumedo
December 2015 — July 2017
1 year 8 months
Japan flagKatsunari Takayama
December 2014 — December 2015
1 year 1 month
Mexico flagFrancisco Rodriguez Jr
July 2014 — December 2014
6 months
Japan flagKatsunari Takayama
March 2013 — July 2014
1 year 5 months
Mexico flagMario Rodriguez
August 2012 — March 2013
8 months
South Africa flagNkosinathi Joyi
April 2010 — August 2012
2 years 5 months
Dominican Republic flagRaul Garcia
July 2008 — April 2010
1 year 10 months
Philippines flagFlorante Condes
August 2007 — July 2008
1 year
Indonesia flagMuhammad Rachman
December 2005 — August 2007
1 year 9 months

IBF Minimumweight — Interim Champion

Japan flagGinjiro Shigeoka
August 2023 — January 2024
6 months