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Personal Info

Gender

Male

Birthday

1988-11-26 (36 years old)

Place of Birth

Reykjavík, Iceland

Hafþór Júlíus Björnsson

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

Acting

2026

Masters of the Universe as Goat Man

2024

Finally Dawn as Thot

2023

2022

Thor vs Eddie as Himself

Eddie Hall: The Beast v The Mountain as Thor "The Mountain"

The Northman as Thórfinnr Tooth-Gnasher

Eddie Hall: The Beast vs. The Mountain as Self

2019

Strongman: Beyond the Mountain as Self

Game of Thrones: The Last Watch as Self

Pharaoh's War as فرانك

2018

Operation Ragnarok as Big John - Icelandic Viking Squad

Kickboxer: Retaliation as Mongkut

Fullsterkur as Himself

2017

Born Strong as Self

2015

Game of Thrones The IMAX Experience as Gregor 'The Mountain' Clegane

NXT TakeOver: Unstoppable as Himself - Audience Member (as Hafthor Bjornsson)

2011

Game of Thrones as Gregor 'The Mountain' Clegane

1977

The World's Strongest Man as Competitor

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The Commissioner of Power as Himself