George Kambosos Jr vs Devin Haney, billed as Undisputed, was a lightweight unification professional boxing match contested between WBA (Super), IBF, WBO, and The Ring champion, George Kambosos Jr, and WBC champion, Devin Haney. The bout took place on 5 June 2022, at Marvel Stadium in Melbourne, Australia, with the winner set to become the first undisputed lightweight champion since Pernell Whitaker in 1990, and the first in the four-belt era.