Hafþór Júlíus Björnsson

Profile

Hafþór Júlíus Björnsson

Acting
Born 1988-11-26
1
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.

Filmography

20 credits across movies and TV

The Commissioner of Power
Movie

The Commissioner of Power

Himself

Thor vs Eddie
Movie

Thor vs Eddie

2022 · Himself

Operation Ragnarok
Movie

Operation Ragnarok

2018 · Big John - Icelandic Viking Squad

Eddie Hall: The Beast v The Mountain
Movie

Eddie Hall: The Beast v The Mountain

2022 · Thor "The Mountain"

Strongman: Beyond the Mountain
Movie

Strongman: Beyond the Mountain

2019 · Self

Game of Thrones The IMAX Experience
Movie

Game of Thrones The IMAX Experience

2015 · Gregor 'The Mountain' Clegane

Kickboxer: Retaliation
Movie

Kickboxer: Retaliation

2018 · Mongkut

Born Strong
Movie

Born Strong

2017 · Self

Belle
Movie

Belle

2023

NXT TakeOver: Unstoppable
Movie

NXT TakeOver: Unstoppable

2015 · Himself - Audience Member (as Hafthor Bjornsson)

Fullsterkur
Movie

Fullsterkur

2018 · Himself

Game of Thrones: The Last Watch
Movie

Game of Thrones: The Last Watch

2019 · Self

Pharaoh's War
Movie

Pharaoh's War

2019 · Frank

The Northman
Movie

The Northman

2022 · Thórfinnr Tooth-Gnasher

Masters of the Universe
Movie

Masters of the Universe

2026 · Goat Man

Finally Dawn
Movie

Finally Dawn

2024 · Thot

Eddie Hall: The Beast vs. The Mountain
Movie

Eddie Hall: The Beast vs. The Mountain

2022 · Self

Taming The Beast
Movie

Taming The Beast

2026 · Self (archive footage)

Game of Thrones
TV

Game of Thrones

2011 · Gregor 'The Mountain' Clegane

The World's Strongest Man
TV

The World's Strongest Man

1977 · Competitor