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Hafþór Júlíus Björnsson

Person· Acting

Hafþór Júlíus Björnsson

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Born: November 26, 1988
From: Reykjavík, Iceland

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

Game of Thrones

2011 Series 8.5

The Northman

Masters of the Universe

Kickboxer: Retaliation

Pharaoh's War

Operation Ragnarok

Born Strong

Game of Thrones: The Last Watch

Filmography

21 displayed · 21 matching · 21 total

2026

Masters of the Universe

Acting (Goat Man)

Taming the Beast

Acting (Self)

2024

Finally Dawn

Acting (Thot)

2023

2022

Eddie Hall: The Beast vs. The Mountain

Acting (Self)

The Northman

Acting (Thórfinnr Tooth-Gnasher)

Eddie Hall: The Beast v The Mountain

Acting (Thor "The Mountain")

Thor vs Eddie

Acting (Himself)

2021

The Commissioner of Power

Acting (Himself)

2019

Pharaoh's War

Acting (Frank)

Game of Thrones: The Last Watch

Acting (Self)

Strongman: Beyond the Mountain

Acting (Self)

2018

Operation Ragnarok

Acting (Big John - Icelandic Viking Squad)

Fullsterkur

Acting (Himself)

Kickboxer: Retaliation

Acting (Mongkut)

2017

Born Strong

Acting (Self)

2015

Eddie: Strongman

Acting (Self)

NXT TakeOver: Unstoppable

Acting (Himself - Audience Member (as Hafthor Bjornsson))

Game of Thrones The IMAX Experience

Acting (Gregor 'The Mountain' Clegane)

2011

Game of Thrones

Acting (Gregor 'The Mountain' Clegane) 17 EP

1977

The World's Strongest Man

Acting (Competitor) 1 EP