Open Boxing

The Ring cruiserweight world title

Covers world title bouts since 1984. Current champion: Jai Opetaia, since 2nd Jul 2022.

World title bouts
33
Champions
11
Longest reign (Jai Opetaia, 2022–present)
4 years, 4 months
Most successful defences in one reign (Jai Opetaia, 2022–present)
9

Current champion

Jai OpetaiaSince 2nd Jul 2022 · 4 years, 4 months · 9 successful defences

Reigns and world title bouts

Jan 2022 – Jan 2027

The Ring
BriedisJai Opetaia
AprJulOct2023AprJulOct2024AprJulOct2025AprJulOct2026AprJulOct2027
1990200020102020

World title bout

Reigns by length

  1. 1Jai OpetaiaThe Ring2022–present4 years, 4 months · 9 successful defences
  2. 2Yoan Pablo HernandezThe Ring2012–20153 years, 7 months · 3 successful defences
  3. 3Mairis BriedisThe Ring2020–20221 year, 9 months · 1 successful defence
  4. 4Carlos De LeonThe Ring1984–19851 year, 4 months · 2 successful defences
  5. 5Oleksandr UsykThe Ring2018–20191 year, 3 months · 1 successful defence
  6. 6Tomasz AdamekThe Ring2008–20101 year, 2 months · 2 successful defences
  7. 7O'Neil BellThe Ring2006–20071 year, 2 months · 0 successful defences
  8. 8Carlos De LeonThe Ring1986–19871 year · 2 successful defences
  9. 9Jean Marc MormeckThe Ring2005–20069 months · 0 successful defences
  10. 10Jean Marc MormeckThe Ring2007–20077 months · 0 successful defences
  11. 11David HayeThe Ring2007–20086 months · 1 successful defence
  12. 12Bernard BentonThe Ring1985–19866 months · 0 successful defences
  13. 13Alfonzo RatliffThe Ring1985–19853 months · 0 successful defences

Timeline of world title events

  1. 1984

  2. Carlos De Leon becomes The Ring cruiserweight world champion

    Cruiserweight · The RingNew champion

  3. Carlos De Leon beats Anthony Davis via unanimous decision 12/12

    Cruiserweight · WBC and The Ring

  4. Carlos De Leon beats Bash Ali via unanimous decision 12/12

    Cruiserweight · WBC and The Ring

  5. 1985

  6. Alfonzo Ratliff beats Carlos De Leon via split decision 12/12

    Cruiserweight · WBC and The RingNew Ring champion

  7. Bernard Benton beats Alfonzo Ratliff via unanimous decision 12/12

    Cruiserweight · WBC and The RingNew Ring champion

  8. 1986

  9. Carlos De Leon beats Bernard Benton via majority decision 12/12

    Cruiserweight · WBC and The RingNew Ring champion

  10. Carlos De Leon beats Michael Greer via knockout 8/12

    Cruiserweight · WBC and The Ring

  11. 1987

  12. Carlos De Leon beats Angelo Rottoli via corner retirement 4/12

    Cruiserweight · WBC and The Ring

  13. Carlos De Leon’s reign as The Ring cruiserweight world champion ends

    Cruiserweight · The Ring

  1. 2005

  2. Jean Marc Mormeck beats Wayne Braithwaite via unanimous decision 12/12

    Cruiserweight · WBA Super, WBC and The RingNew Ring champion

  3. 2006

  4. O'Neil Bell beats Jean Marc Mormeck via knockout 10/12

    Cruiserweight · WBA Super, WBC, IBF and The RingNew Ring champion

  5. 2007

  6. Jean Marc Mormeck beats O'Neil Bell via unanimous decision 12/12

    Cruiserweight · WBA Super, WBC and The RingNew Ring champion

  7. David Haye beats Jean Marc Mormeck via knockout 7/12

    Cruiserweight · WBA Super, WBC and The RingNew Ring champion

  8. 2008

  9. David Haye beats Enzo Maccarinelli via knockout 2/12

    Cruiserweight · WBA Super, WBC, WBO and The Ring

  10. David Haye’s reign as The Ring cruiserweight world champion ends

    Cruiserweight · The Ring

  11. Tomasz Adamek beats Steve Cunningham via split decision 12/12

    Cruiserweight · IBF and The RingNew Ring champion

  12. 2009

  13. Tomasz Adamek beats Johnathon Banks via knockout 8/12

    Cruiserweight · IBF and The Ring

  14. Tomasz Adamek beats Bobby Gunn via corner retirement 4/12

    Cruiserweight · IBF and The Ring

  1. 2010

  2. Tomasz Adamek’s reign as The Ring cruiserweight world champion ends

    Cruiserweight · The Ring

  3. 2012

  4. Yoan Pablo Hernandez beats Steve Cunningham via unanimous decision 12/12

    Cruiserweight · IBF and The RingNew Ring champion

  5. Yoan Pablo Hernandez beats Troy Ross via unanimous decision 12/12

    Cruiserweight · IBF and The Ring

  6. 2013

  7. Yoan Pablo Hernandez beats Alexander Alekseev via knockout 10/12

    Cruiserweight · IBF and The Ring

  8. 2014

  9. Yoan Pablo Hernandez beats Firat Arslan via split decision 12/12

    Cruiserweight · IBF and The Ring

  10. 2015

  11. Yoan Pablo Hernandez’s reign as The Ring cruiserweight world champion ends

    Cruiserweight · The Ring

  12. 2018

  13. Oleksandr Usyk beats Murat Gassiev via unanimous decision 12/12

    Cruiserweight · WBA Super, WBC, IBF, WBO and The RingNew Ring champion

  14. Oleksandr Usyk beats Tony Bellew via knockout 8/12

    Cruiserweight · WBA Super, WBC, IBF, WBO and The Ring

  15. 2019

  16. Oleksandr Usyk’s reign as The Ring cruiserweight world champion ends

    Cruiserweight · The Ring

  1. 2020

  2. Mairis Briedis beats Yuniel Dorticos via majority decision 12/12

    Cruiserweight · IBF and The RingNew Ring champion

  3. 2021

  4. Mairis Briedis beats Artur Mann via technical knockout 3/12

    Cruiserweight · IBF and The Ring

  5. 2022

  6. Jai Opetaia beats Mairis Briedis via unanimous decision 12/12

    Cruiserweight · IBF and The RingNew Ring champion

  7. 2023

  8. Jai Opetaia beats Jordan Thompson via technical knockout 4/12

    Cruiserweight · IBF and The Ring

  9. Jai Opetaia beats Ellis Zorro via knockout 1/12

    Cruiserweight · The Ring

  10. 2024

  11. Jai Opetaia beats Mairis Briedis via unanimous decision 12/12

    Cruiserweight · IBF and The Ring

  12. Jai Opetaia beats Jack Massey via technical knockout 6/12

    Cruiserweight · IBF and The Ring

  13. 2025

  14. Jai Opetaia beats David Nyika via knockout 4/12

    Cruiserweight · IBF and The Ring

  15. Jai Opetaia beats Claudio Squeo via knockout 5/12

    Cruiserweight · IBF and The Ring

  16. Jai Opetaia beats Huseyin Cinkara via knockout 8/12

    Cruiserweight · IBF and The Ring

    Source: Savage Opetaia knockout seals world title defence(opens in a new tab), AAP via Maitland Mercury, Murray Wenzel,

  17. 2026

  18. Jai Opetaia beats Brandon Glanton via unanimous decision 12/12

    Cruiserweight · The Ring

    Source: BOXING SHOW RESULTS(opens in a new tab), Nevada State Athletic Commission

  19. Jai Opetaia beats Noel Mikaelian via technical knockout 9/12

    Cruiserweight · The Ring

    Source: Ryan Garcia vs. Conor Benn live results: Round-by-round updates, highlights and winner (September 12, 2026)(opens in a new tab), DraftKings Network, Ryan Wohl,