Hafþór Júlíus Björnsson

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Hafþór Júlíus Björnsson

Hafþór Júlíus Björnsson is an Icelandic professional strongman and actor best known as Ser Gregor "The Mountain" Clegane in Game of Thrones, a role he played from the fourth season through the eighth.

He won World's Strongest Man in 2018, becoming the first athlete to win World's Strongest Man, Europe's Strongest Man and the Arnold Strongman Classic in the same calendar year, and set a deadlift world record of 510 kg at the 2025 World Deadlift Championships. His other screen work includes Thorfinnr the Tooth-Gnasher in The Northman.

Born in Reykjavík in 1988, he played basketball for Icelandic clubs and national youth teams before ankle injuries ended that career.

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A signed Hafþór Júlíus Björnsson Signed - Funko Pop! - #31 — A - Funko Pop! #31 with Character Name Hafþór Júlíus Björnsson Signed Funko Pops $249.00 View sizes & options

★★★★★ ★★★★★ 5.0 from 4 verified reviews

Reviews of signed Hafþór Júlíus Björnsson items from Signet

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John L.✓ Verified
Signed at Aug 2026
★★★★★ ★★★★★
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Thomas A.✓ Verified
Signed at Aug 2026
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Very Pleased with Purchase
The entire process went very will. I will soon be placing an order for the New York Comic Con.
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Austin V.✓ Verified
Signed at Aug 2026
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Paul B.✓ Verified
Jul 2026
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Autograph perfect
I love the card and the autographs. Although the character names were forgotten the rest, the card is perfect.

Where Hafþór Júlíus Björnsson has signed with Signet

  • Voices Against Cancer 2026 Voices Against Cancer 2026

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