Who holds every world title right now, and each division's undisputed champions through history.
As of 17 October 2026. No division has an undisputed champion right now. Most titles are split between the WBA, WBC, IBF and WBO, and a few are vacant or in dispute. Use the buttons below to switch between the undisputed lineage and each body's current champions. Titles change hands quickly, so check before relying on them.