Contest history
This title has not been contested on a published event yet.
Title lineage
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Promoted Interim → RegularJune 27, 2026
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Regular vacantRegular title vacated — Usyk vacated the title.June 26, 2026
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Defended Interim title
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Defended Regular titleMay 23, 2026 · TKO (11 (12), 2:59)Usyk vs Verhoeven
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Defended Regular title
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Won Interim title
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Defended Regular title
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Won Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Defended Regular title
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Defended Regular titleMay 18, 2019 · KO (1 (12), 2:17)Wilder vs Breazeale
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Draw (Regular defense)
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Defended Regular title
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Won Regular title
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Won Regular title
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Regular vacantRegular title vacated — Klitschko vacated the title to focus on his career in politics in Ukraine.December 16, 2013
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Defended Regular titleSeptember 8, 2012 · TKO (4 (12), 2:04)Klitschko vs Charr
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Defended Regular title
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Defended Regular titleSeptember 10, 2011 · TKO (10 (12), 2:20)Klitschko vs Adamek
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Defended Regular titleMarch 19, 2011 · KO (1 (12), 3:00)Klitschko vs Solís
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Defended Regular title
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Defended Regular titleMay 29, 2010 · KO (10 (12), 2:30)Klitschko vs Sosnowski
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Defended Regular title
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Defended Regular titleSeptember 26, 2009 · RTD (10 (12), 3:00)Klitschko vs Arreola
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Defended Regular titleMarch 21, 2009 · TKO (9 (12), 1:49)Klitschko vs Gómez
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Won Regular title
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Won Regular title
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Defended Regular title
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Won Regular title
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Draw (Regular defense)
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Promoted Interim → RegularNovember 10, 2005
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Regular vacantRegular title vacated — Klitschko announced his retirement after withdrawing from a bout against Hasim Rahman due to injuries.November 9, 2005
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Won Interim title
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Defended Regular titleDecember 11, 2004 · TKO (8 (12), 1:26)Klitschko vs Williams
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Won Regular title
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Regular vacantRegular title vacated — Lewis retired as champion and chose not to rematch Vitali Klitschko ahead of a WBC-mandated 1 March deadline to accept the bout.February 6, 2004
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Defended Regular titleJune 21, 2003 · TKO[78] (6 (12), 3:00)Lewis vs Klitschko
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Defended Regular title
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Won Regular title
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Won Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Draw (Regular defense)
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Regular vacantRegular title vacated — Tyson vacated the title to pursue a bout against Evander Holyfield instead of mandatory challenger Lennox Lewis.September 24, 1996
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Won Regular title
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Won Regular title
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Defended Regular title
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Won Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Won Regular titleDecember 15, 1992 · no. 1 contender promoted
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Regular vacantRegular title vacated — Bowe vacated the title instead of fighting mandatory challenger Lennox Lewis, then dumped his WBC belt in a trash bin during a news conference in London.December 14, 1992
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Won Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Won Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Won Regular title
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Defended Regular title
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Won Regular title
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Won Regular title
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Regular vacantRegular title vacated — Holmes vacated the title after a dispute with his promoter Don King over the proposed purse for a fight against mandatory challenger Greg PageDecember 11, 1983
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular titleNovember 6, 1981 · TKO (11 (15), 1:05)Holmes vs Snipes
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular titleSeptember 28, 1979 · TKO (11 (15), 2:00)Holmes vs Shavers
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Defended Regular title
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Defended Regular title
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Defended Regular titleNovember 10, 1978 · KO (7 (15), 2:14)Holmes vs Evangelista
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Won Regular title
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Won Regular titleMarch 18, 1978
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Regular vacantRegular title vacated — Spinks was stripped of the title for pursuing a rematch against Muhammad Ali instead of a bout against mandatory challenger Ken Norton.[March 17, 1978
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Won Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular titleFebruary 20, 1976 · KO (5 (15), 2:46)Ali vs Coopman
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Defended Regular title
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Defended Regular title
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Won Regular title
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Defended Regular title
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Defended Regular titleJanuary 15, 1972 · TKO (4 (15), 1:47)Frazier vs Daniels
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Regular vacantRegular title vacated — Ali was stripped of the title due to being suspended for refusing to be inducted in the U.S. Army.March 6, 1969
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Defended Regular title
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Defended Regular title
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Defended Regular titleNovember 14, 1966 · TKO (3 (15), 1:08)Ali vs Williams
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Defended Regular titleSeptember 10, 1966 · TKO (12 (15), 1:30)Ali vs Mildenberger
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Defended Regular title
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Defended Regular title
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Defended Regular title
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Defended Regular titleNovember 22, 1965 · TKO (12 (15), 2:18)Ali vs Patterson
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Defended Regular title
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Won Regular title
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Defended Regular titleJuly 22, 1963 · KO (1 (15), 2:10)Liston vs Patterson
