Artur Asilbekovich Beterbiev (Russian: ????? ???????????? ?????????; born 21 January 1985) is a Russian professional boxer.
He is a unified world champion having held the IBF light-heavyweight title since 2017 and the WBC light heavyweight title since 2019.
As of October 2019, he is ranked as the world's best active light-heavyweight by The Ring and the Transnational Boxing Rankings Board, and third by BoxRec.
As an amateur, Beterbiev won a silver medal at the 2007 World Championships, gold at the 2009 World Championships, as well as gold at the 2006 and 2010 European Championships, all in the light-heavyweight division.
He also reached the quarter-finals of the heavyweight bracket at the 2012 Olympics.
Beterbiev is particularly known for his exceptional punching power, having won all of his professional fights by knockout or stoppage.