Hafþór Júlíus Björnsson

Personal Info

Known For
Acting
Born
November 26, 1988 (36 years old)
Place of Birth
Reykjavík, Iceland
Popular Genres
Action Documentary Drama
Career Span
– 2026

Hafþór Júlíus Björnsson

66 nominations
17 credits

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.

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Personal Info

Born
Nov 26, 1988
From
Reykjavík, Iceland
Known For
Acting
Career
– 2026

Known For

The Northman
The Northman
2022
as Thórfinnr Tooth-Gnasher
Game of Thrones: The Last Watch
Game of Thrones: The Last Watch
2019
as Self
Kickboxer: Retaliation
Kickboxer: Retaliation
2018
as Mongkut
Game of Thrones The IMAX Experience
Game of Thrones The IMAX Experience
2015
as Gregor 'The Mountain' Clegane
Masters of the Universe
Masters of the Universe
2026
as Goat Man
NXT TakeOver: Unstoppable
NXT TakeOver: Unstoppable
2015
as Himself - Audience Member (as Hafthor Bjornsson)
Finally Dawn
Finally Dawn
2024
as Thot
Pharaoh's War
Pharaoh's War
2019
as Frank
Fullsterkur
Fullsterkur
2018
as Himself
Born Strong
Born Strong
2017
as Self
Operation Ragnarok
Operation Ragnarok
2018
as Big John - Icelandic Viking Squad
Belle
Belle
2023

Frequent Collaborators

Ian Whyte
Ian Whyte
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Lena Headey
Lena Headey
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Emilia Clarke
Emilia Clarke
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Kit Harington
Kit Harington
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Nikolaj Coster-Waldau
Nikolaj Coster-Waldau
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Peter Dinklage
Peter Dinklage
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Sophie Turner
Sophie Turner
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Isaac Hempstead Wright
Isaac Hempstead Wright
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Maisie Williams
Maisie Williams
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Liam Cunningham
Liam Cunningham
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
John Bradley
John Bradley
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies
Conleth Hill
Conleth Hill
2 shared projects
in "Game of Thrones The IMAX Experience"
 View Shared Movies

Photos & Videos

Featured in Trailers

The Northman
Game of Thrones: The Last Watch
Kickboxer: Retaliation
Game of Thrones The IMAX Experience
NXT TakeOver: Unstoppable
Finally Dawn
Fullsterkur
Born Strong

Career Statistics

Roles by Genre
Genre Evolution