Viktor Pešta (Czech pronunciation: [ˈvɪktor ˈpɛʃta]; born July 15, 1990) is a Czech mixed martial artist who competes in the Light heavyweight division of Professional Fighters League (PFL). His name can be written as Pesta or Peshta. Pešta was a Gladiator Championship Fighting Heavyweight Champion, WASO World Heavyweight Champion, Oktagon MMA Light heavyweight Champion and he competed in the Heavyweight division of the Ultimate Fighting Championship. He became historically the second UFC fighter from the Czech Republic, after Karlos Vemola.