Hafthorjulius, Twitch broadcast (17 November 2022). "Training at Thor's Power Gym and behind the scenes – meet my family". twitch.tv. a b c Borden, Sam (1 November 2014). "Icelandic Strongman Does Heavy Lifting on a Second Career as an Actor". The New York Times . Retrieved 4 March 2018. Bjornsson has a "hate" for his rival and deliberately took up the sport to settle his rivalry with the British strongman. Gestsdóttir, Ragna (7 February 2019). "Hafþór Júlíus hyggst lögsækja konur vegna ærumeiðinga". DV . Retrieved 19 February 2021.

a b "Strongman Archives - Hafthór Júlíus Björnsson". Strongman Archives. 10 April 2022 . Retrieved 10 April 2022. a b c "Who is the World's Strongest Man? Ranking the top five Strongest Men in History". Sportskeeda.com. 2 November 2022 . Retrieved 2 November 2022. Randall J. Strossen (8 August 2011). "Giants Live–Poland: Radzikowski, Jenkins and Baron Make WSM Cut . . . Bjornsson Gets Wild Card". IronMind. Archived from the original on 10 August 2014 . Retrieved 7 March 2018. Most Successful Athletes: Vehicle Pull". strongmanarchives.com. 10 April 2022 . Retrieved 10 April 2022.Thor smashes Strongman rival in brutal boxing fight". Fox Sports. 20 March 2022 . Retrieved 20 March 2022. Hafthor Bjornsson – Story of 'The Mountain' | One of the Most Compelling & Emotional Interviews EVER , retrieved 7 January 2020

In January 2015, at the World's Strongest Viking competition, held in Norway, Hafþór carried a 10-metre-long (33ft), 650kg (1,433lb) log for five steps, thus breaking a legendary 1,000-year-old record, set by Orm Storolfsson. [45] Europe's Strongest Man [ edit ] Game of Thrones star Hafthor Julius Bjornsson, aka 'The Mountain', breaks his own deadlift world record ABCHafþór Júlíus sterkasti maður á Íslandi". Vefsíðan Grindavíkurbæjar (in Icelandic). 8 June 2010 . Retrieved 5 April 2018.