Alexander Lars-Åke Gustafsson (born 15 January 1987) is a Swedish retired professional mixed martial artist. He is best known for fighting in the Ultimate Fighting Championship (UFC) where he competed in the light heavyweight division. He announced his retirement from the sport in the post fight interview after his loss to Anthony Smith at UFC Fight Night: Gustafsson vs. Smith. As of November 04, 2019, he is #7 in the UFC light heavyweight rankings.