
Hafþór Júlíus Björnsson
- Known for
- Acting
- Born
- November 26, 1988
- Birthplace
- Reykjavík, Iceland
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

Taming the Beast 2026
as Self

Masters of the Universe 2026
as Goat Man

Finally Dawn 2024
as Thot

Belle 2023
Actor

Eddie Hall: The Beast vs. The Mountain 2022
as Self

The Northman 2022
as Thórfinnr Tooth-Gnasher

Eddie Hall: The Beast v The Mountain 2022
as Thor "The Mountain"

Thor vs Eddie 2022
as Himself

The Commissioner of Power 2021
as Himself

Pharaoh's War 2019
as Frank

Game of Thrones: The Last Watch 2019
as Self

Strongman: Beyond the Mountain 2019
as Self

Operation Ragnarok 2018
as Big John - Icelandic Viking Squad

Fullsterkur 2018
as Himself

Kickboxer: Retaliation 2018
as Mongkut

Born Strong 2017
as Self

Eddie: Strongman 2015
as Self

NXT TakeOver: Unstoppable 2015
as Himself - Audience Member (as Hafthor Bjornsson)

Game of Thrones The IMAX Experience 2015
as Gregor 'The Mountain' Clegane
Credits from TMDB.