Andrei Arlovski (born 4 February 1979) is a Belarusian-American professional mixed martial artist, actor and former UFC Heavyweight Champion. He currently competes in the Heavyweight^[1] division for the Ultimate Fighting Championship (UFC) and holds the record for most wins (23) in UFC heavyweight history.

Arlovski has also competed for Strikeforce, WSOF, Affliction, EliteXC, ONE FC and M-1 Challenge.