Actor · DirectorHafþór Júlíus BjörnssonNovember 26, 1988(35 years old)Reykjavík, IcelandHafþór Júlíus Björnsson is an Icelandic professional strongman, actor, and former professional basketball player. Read moreHe plays Ser Gregor "The Mountain" Clegane in the HBO series Game of Thrones.SocialsInstagramTwitterFacebookIMDbKnown forGame of ThronesGregor 'The Mountain' CleganeThe NorthmanThórfinnr Tooth-GnasherKickboxer: RetaliationMongkutGame of Thrones: The Last WatchSelf