Open Boxing

IBF flyweight world title

Covers world title bouts since 1983. Current champion: Masamichi Yabuki, since 29th Mar 2025.

World title bouts
88
Champions
25
Longest reign (Irene Pacheco, 1999–2004)
5 years, 8 months
Most successful defences in one reign (Kwon Soon-chun, 1983–1985)
6

Current champion

Masamichi YabukiSince 29th Mar 2025 · 1 year, 7 months · 2 successful defences

Upcoming world title bouts

  1. Masamichi Yabuki v Miel Fajardo

    Flyweight · IBF

Reigns and world title bouts

Jan 2022 – Jan 2027

IBF
Sunny EdwardsAngel AyalaMasamichi Yabuki
AprJulOct2023AprJulOct2024AprJulOct2025AprJulOct2026AprJulOct2027
1990200020102020

World title boutScheduled

Reigns by length

  1. 1Irene PachecoIBF1999–20045 years, 8 months · 6 successful defences
  2. 2Moruti MthalaneIBF2009–20144 years, 1 month · 4 successful defences
  3. 3Dave McAuleyIBF1989–19923 years · 5 successful defences
  4. 4Moruti MthalaneIBF2018–20212 years, 9 months · 3 successful defences
  5. 5Sunny EdwardsIBF2021–20232 years, 7 months · 4 successful defences
  6. 6Vic DarchinyanIBF2004–20072 years, 6 months · 6 successful defences
  7. 7Amnat RuenroengIBF2014–20162 years, 4 months · 5 successful defences
  8. 8Mark JohnsonIBF1996–19982 years, 3 months · 6 successful defences
  9. 9Kwon Soon-chunIBF1983–19851 year, 11 months · 6 successful defences
  10. 10Pichit SithbanprachanIBF1992–19941 year, 11 months · 5 successful defences
  11. 11Nonito DonaireIBF2007–20091 year, 11 months · 3 successful defences
  12. 12Masamichi YabukiIBF2025–present1 year, 7 months · 2 successful defences
  13. 13Donnie NietesIBF2017–201811 months · 1 successful defence
  14. 14Rolando BoholIBF1988–19888 months · 1 successful defence
  15. 15Danny Romero JrIBF1995–19968 months · 1 successful defence
  16. 16Duke McKenzieIBF1988–19898 months · 1 successful defence
  17. 17Angel AyalaIBF2024–20257 months · 0 successful defences
  18. 18John Riel CasimeroIBF2016–20166 months · 1 successful defence
  19. 19Shin Hi-supIBF1986–19876 months · 1 successful defence
  20. 20Dodie Boy PenalosaIBF1987–19876 months · 0 successful defences
  21. 21Rodolfo BlancoIBF1992–19925 months · 0 successful defences
  22. 22Choi Chang-hoIBF1987–19884 months · 0 successful defences
  23. 23Chung Jong-kwanIBF1985–19864 months · 0 successful defences
  24. 24Jesse RodriguezIBF2023–20243 months · 0 successful defences
  25. 25Jung Bi-wonIBF1986–19863 months · 0 successful defences
  26. 26Francisco TejedorIBF1995–19952 months · 0 successful defences

Timeline of world title events

  1. 1983

  2. Kwon Soon-chun beats Rene Busayong via knockout 5/15

    Flyweight · IBFNew champion

  3. 1984

  4. Kwon Soon-chun beats Roger Castillo via technical decision 12/15

    Flyweight · IBF

  5. Kwon Soon-chun beats Ian Clyde via unanimous decision 15/15

    Flyweight · IBF

  6. Kwon Soon-chun beats Joaquin Flores Caraballo via knockout 12/15

    Flyweight · IBF

  7. 1985

  8. Kwon Soon-chun beats Chung Jong-kwan via split decision 15/15

    Flyweight · IBF

  9. Kwon Soon-chun beats Shinobu Kawashima via knockout 3/15

    Flyweight · IBF

  10. Kwon Soon-chun beats Chung Jong-kwan via split decision 15/15

    Flyweight · IBF

  11. Chung Jong-kwan beats Kwon Soon-chun via knockout 4/15

    Flyweight · IBFNew champion

  12. 1986

  13. Jung Bi-won beats Chung Jong-kwan via majority decision 15/15

    Flyweight · IBFNew champion

  14. Shin Hi-sup beats Jung Bi-won via knockout 15/15

    Flyweight · IBFNew champion

  15. Shin Hi-sup beats Henry Brent via knockout 13/15

    Flyweight · IBF

  16. 1987

  17. Dodie Boy Penalosa beats Shin Hi-sup via knockout 5/15

    Flyweight · IBFNew champion

  18. Choi Chang-ho beats Dodie Boy Penalosa via knockout 11/15

    Flyweight · IBFNew champion

  19. 1988

  20. Rolando Bohol beats Choi Chang-ho via split decision 15/15

    Flyweight · IBF

  21. Choi Chang-ho’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

    Rolando Bohol becomes the IBF flyweight world champion

    Flyweight · IBFNew champion

  22. Rolando Bohol beats Cho Woon Park via unanimous decision 15/15

    Flyweight · IBF

  23. Duke McKenzie beats Rolando Bohol via knockout 11/12

    Flyweight · IBFNew champion

  24. 1989

  25. Duke McKenzie beats Tony DeLuca via knockout 4/12

    Flyweight · IBF

  26. Dave McAuley beats Duke McKenzie via unanimous decision 12/12

    Flyweight · IBFNew champion

  27. Dave McAuley beats Dodie Boy Penalosa via split decision 12/12

    Flyweight · IBF

  1. 1990

  2. Dave McAuley beats Louis Curtis via unanimous decision 12/12

    Flyweight · IBF

  3. Dave McAuley beats Rodolfo Blanco via unanimous decision 12/12

    Flyweight · IBF

  4. 1991

  5. Dave McAuley beats Pedro Jose Feliciano via unanimous decision 12/12

    Flyweight · IBF

  6. Dave McAuley beats Jacob Matlala via knockout 10/12

    Flyweight · IBF

  7. 1992

  8. Rodolfo Blanco beats Dave McAuley via unanimous decision 12/12

    Flyweight · IBFNew champion

  9. Pichit Sithbanprachan beats Rodolfo Blanco via knockout 3/12

    Flyweight · IBFNew champion

  10. 1993

  11. Pichit Sithbanprachan beats Antonio Perez via knockout 4/12

    Flyweight · IBF

  12. Pichit Sithbanprachan beats Lee Kyung-Yung via knockout 1/12

    Flyweight · IBF

  13. Pichit Sithbanprachan beats Miguel Martinez via knockout 9/12

    Flyweight · IBF

  14. 1994

  15. Pichit Sithbanprachan beats Arthur Johnson via unanimous decision 12/12

    Flyweight · IBF

  16. Pichit Sithbanprachan beats Jose Luis Zepeda via split decision 12/12

    Flyweight · IBF

  17. Pichit Sithbanprachan’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  18. 1995

  19. Francisco Tejedor beats Jose Luis Zepeda via knockout 7/12

    Flyweight · IBFNew champion

  20. Danny Romero Jr beats Francisco Tejedor via unanimous decision 12/12

    Flyweight · IBFNew champion

  21. Danny Romero Jr beats Miguel Martinez via knockout 6/12

    Flyweight · IBF

  22. 1996

  23. Danny Romero Jr’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  24. Mark Johnson beats Francisco Tejedor via knockout 1/12

    Flyweight · IBFNew champion

  25. Mark Johnson beats Raul Juarez via knockout 8/12

    Flyweight · IBF

  26. 1997

  27. Mark Johnson beats Alejandro Montiel via unanimous decision 12/12

    Flyweight · IBF

  28. Mark Johnson beats Cecilio Espino via knockout 2/12

    Flyweight · IBF

  29. Mark Johnson beats Angel Almena via unanimous decision 12/12

    Flyweight · IBF

  30. 1998

  31. Mark Johnson beats Arthur Johnson via knockout 1/12

    Flyweight · IBF

  32. Mark Johnson beats Luis Rolon via unanimous decision 12/12

    Flyweight · IBF

  33. Mark Johnson’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  34. Mark Johnson beats Jose Laureano via knockout 6/12

    Flyweight · IBF

  35. 1999

  36. Irene Pacheco beats Luis Cox Coronado via knockout 9/12

    Flyweight · IBFNew champion

  37. Irene Pacheco beats Ferid Ben Jeddou via knockout 4/12

    Flyweight · IBF

  1. 2000

  2. Irene Pacheco beats Pedro Pena via knockout 11/12

    Flyweight · IBF

  3. Irene Pacheco beats Masibulele Makepula via majority decision 12/12

    Flyweight · IBF

  4. 2001

  5. Irene Pacheco beats Mike Trejo via knockout 4/12

    Flyweight · IBF

  6. 2002

  7. Irene Pacheco beats Alejandro Montiel via unanimous decision 12/12

    Flyweight · IBF

  8. 2003

  9. Irene Pacheco beats Damaen Kelly via knockout 7/12

    Flyweight · IBF

  10. 2004

  11. Vic Darchinyan beats Irene Pacheco via knockout 11/12

    Flyweight · IBFNew champion

  12. 2005

  13. Vic Darchinyan beats Mzukisi Sikali via knockout 8/12

    Flyweight · IBF

  14. Vic Darchinyan beats Jair Jimenez via knockout 5/12

    Flyweight · IBF

  15. 2006

  16. Vic Darchinyan beats Diosdado Gabi via knockout 8/12

    Flyweight · IBF

  17. Vic Darchinyan beats Luis Maldonado via knockout 8/12

    Flyweight · IBF

  18. Vic Darchinyan beats Glenn Donaire via technical decision 6/12

    Flyweight · IBF

  19. 2007

  20. Vic Darchinyan beats Jose Burgos via knockout 12/12

    Flyweight · IBF

  21. Nonito Donaire beats Vic Darchinyan via knockout 5/12

    Flyweight · IBFNew champion

  22. Nonito Donaire beats Luis Maldonado via knockout 8/12

    Flyweight · IBF

  23. 2008

  24. Nonito Donaire beats Moruti Mthalane via knockout 6/12

    Flyweight · IBF

  25. 2009

  26. Nonito Donaire beats Raul Martinez via knockout 4/12

    Flyweight · IBF

  27. Nonito Donaire’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  28. Moruti Mthalane beats Julio Cesar Miranda via unanimous decision 12/12

    Flyweight · IBFNew champion

  1. 2010

  2. Moruti Mthalane beats Zolani Tete via knockout 5/12

    Flyweight · IBF

  3. 2011

  4. Moruti Mthalane beats John Riel Casimero via knockout 5/12

    Flyweight · IBF

  5. Moruti Mthalane beats Andrea Sarritzu via knockout 7/12

    Flyweight · IBF

  6. 2012

  7. Moruti Mthalane beats Ricardo Nunez via knockout 8/12

    Flyweight · IBF

  8. 2014

  9. Moruti Mthalane’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  10. Amnat Ruenroeng beats Rocky Fuentes via unanimous decision 12/12

    Flyweight · IBFNew champion

  11. Amnat Ruenroeng beats Kazuto Ioka via split decision 12/12

    Flyweight · IBF

  12. Amnat Ruenroeng beats McWilliams Arroyo via split decision 12/12

    Flyweight · IBF

  13. 2015

  14. Amnat Ruenroeng beats Shiming Zou via unanimous decision 12/12

    Flyweight · IBF

  15. Amnat Ruenroeng beats John Riel Casimero via unanimous decision 12/12

    Flyweight · IBF

  16. Amnat Ruenroeng beats Myung Ho Lee via unanimous decision 12/12

    Flyweight · IBF

  17. 2016

  18. John Riel Casimero beats Amnat Ruenroeng via knockout 4/12

    Flyweight · IBFNew champion

  19. John Riel Casimero beats Charlie Edwards via knockout 10/12

    Flyweight · IBF

  20. John Riel Casimero’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  21. 2017

  22. Donnie Nietes beats Komgrich Nantapech via unanimous decision 12/12

    Flyweight · IBFNew champion

  23. 2018

  24. Donnie Nietes beats Juan Carlos Reveco via knockout 7/12

    Flyweight · IBF

  25. Donnie Nietes’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  26. Moruti Mthalane beats Muhammad Waseem via unanimous decision 12/12

    Flyweight · IBFNew champion

  27. Moruti Mthalane beats Masahiro Sakamoto via knockout 10/12

    Flyweight · IBF

  28. 2019

  29. Moruti Mthalane beats Masayuki Kuroda via unanimous decision 12/12

    Flyweight · IBF

  30. Moruti Mthalane beats Akira Yaegashi via knockout 9/12

    Flyweight · IBF

  1. 2021

  2. Sunny Edwards beats Moruti Mthalane via unanimous decision 12/12

    Flyweight · IBFNew champion

  3. Sunny Edwards beats Jayson Mama via unanimous decision 12/12

    Flyweight · IBF

  4. 2022

  5. Sunny Edwards beats Muhammad Waseem via unanimous decision 12/12

    Flyweight · IBF

  6. Sunny Edwards beats Felix Alvarado via unanimous decision 12/12

    Flyweight · IBF

  7. 2023

  8. Sunny Edwards beats Andres Campos via unanimous decision 12/12

    Flyweight · IBF

  9. Jesse Rodriguez beats Sunny Edwards via corner retirement 9/12

    Flyweight · IBF and WBONew IBF champion

  10. 2024

  11. Jesse Rodriguez’s reign as the IBF flyweight world champion ends

    Flyweight · IBF

  12. Angel Ayala beats Dave Apolinario via knockout 6/12

    Flyweight · IBFNew champion

  13. 2025

  14. Masamichi Yabuki beats Angel Ayala via technical knockout 12/12

    Flyweight · IBFNew champion

  15. Masamichi Yabuki beats Felix Alvarado via knockout 12/12

    Flyweight · IBF

    Source: Yabuki stops Alvarado – IBF title stays in Japan(opens in a new tab), Boxsport, Adam Noble-Forcey,

  16. 2026

  18. Masamichi Yabuki v Miel Fajardo

    Flyweight · IBFScheduled

    Source: [Event Introduction] NTT Docomo presents Lemino BOXING Double World Title Match(opens in a new tab), Boxing Square,