![Ukranian WBA, WBO, IBO and IBF heavyweight world champion boxer Wladimir Klitschko poses with his belts at the Esprit Arena in Duesseldorf, Germany, 21 July 2015. Klitschko faces his British contender Tyson Ukranian WBA, WBO, IBO and IBF heavyweight world champion boxer Wladimir Klitschko poses with his belts at the Esprit Arena in Duesseldorf, Germany, 21 July 2015. Klitschko faces his British contender Tyson](https://c8.alamy.com/comp/EY46CM/ukranian-wba-wbo-ibo-and-ibf-heavyweight-world-champion-boxer-wladimir-EY46CM.jpg)
Ukranian WBA, WBO, IBO and IBF heavyweight world champion boxer Wladimir Klitschko poses with his belts at the Esprit Arena in Duesseldorf, Germany, 21 July 2015. Klitschko faces his British contender Tyson
![Who is Anthony Joshua, the WBA, WBO and IBF heavyweight boxing champion of the world | Sporting News Who is Anthony Joshua, the WBA, WBO and IBF heavyweight boxing champion of the world | Sporting News](https://library.sportingnews.com/2021-08/anthony-joshua_1utnn4v2x4mct1a8zrvitjax7v.jpg)
Who is Anthony Joshua, the WBA, WBO and IBF heavyweight boxing champion of the world | Sporting News
![Usyk now holds the WBA 'super', WBO, IBF and IBO heavyweight world titles Photo Credit: Mark Robinson/Matchroom Boxing - ProBoxing-Fans.com Usyk now holds the WBA 'super', WBO, IBF and IBO heavyweight world titles Photo Credit: Mark Robinson/Matchroom Boxing - ProBoxing-Fans.com](https://www.proboxing-fans.com/wp-content/uploads/2021/09/usyk-3.jpg)
Usyk now holds the WBA 'super', WBO, IBF and IBO heavyweight world titles Photo Credit: Mark Robinson/Matchroom Boxing - ProBoxing-Fans.com
![BREAKING Anthony Joshua vs Deontay Wilder on hold as WBA order world heavyweight champion to defend title vs Alexander Povetkin - Irish Mirror Online BREAKING Anthony Joshua vs Deontay Wilder on hold as WBA order world heavyweight champion to defend title vs Alexander Povetkin - Irish Mirror Online](https://i2-prod.irishmirror.ie/incoming/article12354525.ece/ALTERNATES/s615b/Anthony-Joshua-v-Joseph-Parker-World-Heavyweight-Title-Fight.jpg)
BREAKING Anthony Joshua vs Deontay Wilder on hold as WBA order world heavyweight champion to defend title vs Alexander Povetkin - Irish Mirror Online
![Boxing - WBC , IBF and IBO Heavyweight Title Fight - Mandalay Bay - Las Vegas - Hasim Rahman v Lennox Lewis - 17/11/01 Lennox Lewis celebrates being three time heavyweight champion Boxing - WBC , IBF and IBO Heavyweight Title Fight - Mandalay Bay - Las Vegas - Hasim Rahman v Lennox Lewis - 17/11/01 Lennox Lewis celebrates being three time heavyweight champion](https://c8.alamy.com/comp/2ECH275/boxing-wbc-ibf-and-ibo-heavyweight-title-fight-mandalay-bay-las-vegas-hasim-rahman-v-lennox-lewis-171101-lennox-lewis-celebrates-being-three-time-heavyweight-champion-of-the-world-mandatory-credit-action-images-alex-morton-2ECH275.jpg)
Boxing - WBC , IBF and IBO Heavyweight Title Fight - Mandalay Bay - Las Vegas - Hasim Rahman v Lennox Lewis - 17/11/01 Lennox Lewis celebrates being three time heavyweight champion
![World boxing champions list: WBA, WBO, WBC, IBF and The Ring title holders in every weight class | DAZN News US World boxing champions list: WBA, WBO, WBC, IBF and The Ring title holders in every weight class | DAZN News US](https://images.daznservices.com/di/library/DAZN_News/73/67/olexandr-usyk_hprkpzftqne41rdopfria395b.jpg?t=604169292&quality=60&w=1280&h=720)