<P> Hafþór Júlíus `` Thor '' Björnsson ( Icelandic pronunciation : ​ ( ˈhafθour ˈjuːliʏs ˈpjœsːɔn ) ; born November 26 , 1988 ) is an Icelandic professional strongman , actor , and former professional basketball player . He plays Ser Gregor `` The Mountain '' Clegane in the HBO series Game of Thrones . </P>
<P> Hafþór Júlíus `` Thor '' Björnsson ( Icelandic pronunciation : ​ ( ˈhafθour ˈjuːliʏs ˈpjœsːɔn ) ; born November 26 , 1988 ) is an Icelandic professional strongman , actor , and former professional basketball player . He plays Ser Gregor `` The Mountain '' Clegane in the HBO series Game of Thrones . </P>
who does hafthor bjornsson play in game of thrones
who does hafthor bjornsson play in game of thrones
Ser Gregor `` The Mountain '' Clegane
Ser Gregor `` The Mountain '' Clegane