Hafþór Júlíus Björnsson
Acting
November 26, 1988 (37 years old)
Reykjavík, Iceland
21
Acting Credits
Biography
Hafþór Júlíus Björnsson 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.
Known For
Filmography
Masters of the Universe
2026
as Goat Man
7.1
Taming the Beast
2026
as Self
Finally Dawn
2024
as Thot
6.1
Belle
2023
5.5
Thor vs Eddie
2022
as Himself
Eddie Hall: The Beast v The Mountain
2022
as Thor "The Mountain"
The Northman
2022
as Thórfinnr Tooth-Gnasher
7
Eddie Hall: The Beast vs. The Mountain
2022
as Self
The Commissioner of Power
2021
as Himself
Strongman: Beyond the Mountain
2019
as Self
Game of Thrones: The Last Watch
2019
as Self
7
Pharaoh's War
2019
as Frank
6.4
Operation Ragnarok
2018
as Big John - Icelandic Viking Squad
5.5
Kickboxer: Retaliation
2018
as Mongkut
5.4
Fullsterkur
2018
as Himself
7
Born Strong
2017
as Self
6.9
Game of Thrones The IMAX Experience
2015
as Gregor 'The Mountain' Clegane
8.7
NXT TakeOver: Unstoppable
2015
as Himself - Audience Member (as Hafthor Bjornsson)
8.4
Eddie: Strongman
2015
as Self
6.8
Game of Thrones
2011
as Gregor 'The Mountain' Clegane
8.5
The World's Strongest Man
1977
as Competitor
7