November 9, 2005 - present Hasim Rahman WBC
Rahman defeated Monte Barrett on August 13, 2005 to become the WBC's "interim" champion. He was awarded the championship following Vitali Klitschko's announcement that he was retiring due to injury.
December 17, 2005 - present Nikolay Valuev WBA
April 1, 2006 - present Sergei Liakhovich WBO
April 22, 2006 - present Wladimir Klitschko IBF
Rahman defeated Monte Barrett on August 13, 2005 to become the WBC's "interim" champion. He was awarded the championship following Vitali Klitschko's announcement that he was retiring due to injury.
December 17, 2005 - present Nikolay Valuev WBA
April 1, 2006 - present Sergei Liakhovich WBO
April 22, 2006 - present Wladimir Klitschko IBF