Hafþór Júlíus Björnsson is a world-famous for his incredible height, massive weight, and unmatched strength. Standing 6’9” tall, he has amazed fans in sports, acting, and business.
In this article, you will discover Hafþór’s full stats, details about his family and brother, his greatest achievements, and how his career has built impressive financial growth over the years.
Who is Hafþór Júlíus Björnsson?
Hafþór Júlíus Björnsson, also known as “Thor” or “The Mountain,” is one of the most famous strongmen in the world. He is an Icelandic athlete, actor, and former basketball player.
Many people know him from his role as Gregor Clegane, The Mountain in the hit TV show Game of Thrones. But beyond acting, Hafþór has built a legendary career in strength sports.
He is the only man to win the World’s Strongest Man, Europe’s Strongest Man, and the Arnold Strongman Classic all in the same year.
He is also famous for holding the world deadlift record of 510 kg (1,124 pounds). Because of his achievements, many experts call him “the strongest man to have ever lived.”
Hafþór Júlíus Björnsson Early Life and Family
Hafþór was born on November 26, 1988, in Reykjavík, Iceland. When he was a child, his family moved to Kópavogur, a town in Iceland where he grew up.
From a young age, Hafþór was very active and loved sports. He played soccer, gymnastics, and even enjoyed chess and video games.
His tall height came from his family. His father was also very tall, standing over 6’8″ (203 cm), and his mother was tall as well.
His grandfather was known for being both tall and broad. Hafþór has only two sisters named Bryndís Björg Björnsdóttir and Hafdís Lind Björnsdóttir.
As a teenager, Hafþór worked on his grandfather’s farm. He did hard physical tasks like lifting heavy stones, which slowly built his strength. These early experiences helped shape his future as a strongman.
Hafþór Júlíus Björnsson Age
Hafþór is 36 years old in 2025 as he was born on 26 November in 1988. Even though he is in his mid-thirties, he continues to compete and break records in strongman competitions.
Hafþór Júlíus Björnsson Height and Weight
Hafþór Júlíus Björnsson stands at an incredible 6 feet 9 inches (2.06 cm or 2.06m) tall and weighs between 397–463 pounds (180–210 kg), depending on his training and competition season.
His towering height and massive body weight make him one of the largest athletes in the world, and this unique size has defined his entire career.
When fans ask, “How tall is Hafthor Bjornsson?” or “How much does The Mountain weigh?”, the answer always amazes them.
At nearly seven feet tall, Hafþór is taller than almost everyone he meets. His natural height, combined with years of strength training, allows him to carry his weight with surprising agility.
This extraordinary physique is also the reason he was chosen to play Gregor Clegane, The Mountain, in Game of Thrones.
His long arms and legs helped him with events like the Atlas Stones and deadlifts, but they also made some lifts more difficult compared to shorter athletes. Still, his discipline and training turned his massive body into a weapon of strength.
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Hafþór Júlíus Björnsson Career Journey and Achievements
Hafþór Júlíus Björnsson’s career has been nothing short of remarkable. From starting out as a basketball player to becoming a legendary strongman and world-famous actor, his journey shows determination, strength, and adaptability.
Basketball Career
In his teenage years, Hafþór’s height and athletic build naturally led him to basketball. He played for Iceland’s Breiðablik club in 2004 before joining FSu Selfoss and later KR Reykjavík.
He even represented the Icelandic junior national teams, showing promise as a rising athlete.
Unfortunately, multiple ankle injuries forced him to retire from basketball at just 19 years old. This setback, however, opened the door to a much bigger career.
Strongman Career
After basketball, Hafþór turned his focus to strongman competitions. His massive frame and natural strength gave him a unique edge.
In 2010, he competed in Iceland’s Strongest Man and placed third, marking the beginning of his strongman journey. Over the years, he improved quickly and dominated the sport.
His career highlights include:
- World’s Strongest Man 2018 – the biggest title in strongman sports.
- Europe’s Strongest Man – six-time winner (2014, 2015, 2017, 2018, 2019, 2020).
- Arnold Strongman Classic Champion – three years in a row (2018, 2019, 2020).
- World Deadlift Record Holder – 510 kg (1,124 lb) lift in 2020.
- Over 60 international competition wins, making him one of the most decorated strongmen in history.
He also broke a legendary Viking challenge by carrying a 650 kg (1,433 lb) log for five steps, proving both his strength and his Icelandic warrior spirit.
Acting Career
Alongside sports, Hafþór found fame in Hollywood. He became a global name when he played Gregor “The Mountain” Clegane in Game of Thrones.
Appearing in seasons 4 to 8, his intimidating presence made him one of the most memorable characters in the series. His acting career has since expanded, and he has appeared in various films and TV projects.
Boxing Career
In 2020, Hafþór made a surprising move into boxing. After two years of training, he fought his rival strongman Eddie Hall in March 2022 and won by unanimous decision.
This fight drew global attention and showed Hafþór’s ability to adapt his body and skills to a new sport.
Legacy and Achievements
Hafþór’s career is defined by his versatility. He is the only man in history to win the World’s Strongest Man, Europe’s Strongest Man, and Arnold Strongman Classic in the same year (2018).
His world deadlift record still stands as a symbol of his unbelievable power. Beyond trophies, his role as The Mountain introduced him to millions of fans worldwide, making him both a sporting icon and a pop culture figure.
Is Hafþór Júlíus Björnsson Natural?
This is a common question among fans. Many wonder if Hafþór’s incredible size and strength are completely natural.
The truth is, Hafþór has never openly admitted the details of his training supplements or whether he used performance-enhancing substances.
Like many athletes in strength sports, his success is the result of genetics, extreme training, and diet. But he has also faced criticism and rumors about not being 100% natural.
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Hafþór Júlíus Björnsson Wife and Kids
Hafþór Júlíus Björnsson is not only known for his incredible strength but also for being a devoted family man.
He lives in Iceland with his wife and children, balancing his demanding career with a happy home life.
In 2018, Hafþór married Kelsey Henson, a Canadian fitness trainer and social media influencer.
Despite the big height difference between the two- Hafþór stands 6’9” while Kelsey is just 5’2”, their relationship has always been admired by fans for its love and positivity.
The couple has two children together. Their first son, Stormur Magni, was born in September 2020, bringing joy to their family.
In 2023, they welcomed their second child, making their small family complete. Hafþór also has a daughter named Theresa Líf from a previous relationship.
Both Hafþór and Kelsey are active on Instagram, where they often share heartwarming family moments, travel experiences, and glimpses of life at home.
Pictures of Hafþór playing with his children or enjoying simple family time have made fans admire him even more, showing that behind the “strongest man in the world” image is a caring husband and father.
Hafþór Júlíus Björnsson Net Worth and Income Source
Hafþór Júlíus Björnsson has built an impressive career that combines sports, acting, and business. He has an estimated net worth of around $10 million as of 2025.
His income comes from a variety of sources:
Strongman competitions: Including prize money from winning the World’s Strongest Man, Arnold Strongman Classic, and other international titles.
Acting career: Best known for his role as The Mountain in Game of Thrones and appearances in films and TV shows.
Sponsorships and endorsements: Working with fitness, nutrition, and sports brands worldwide.
Business ventures: Hafþór owns Thor’s Power Gym in Iceland, where he trains and coaches other athletes. He also sells fitness programs, supplements, and merchandise online, which adds to his growing income.
Over the years, Hafþór has turned his fame into a strong personal brand. His mix of athletic achievements, Hollywood appearances, and entrepreneurial projects have made him not just an athlete but also a global celebrity.
With his ongoing success in sports and entertainment, Hafþór’s net worth is expected to increase even more in the coming years.
Social Media
Hafþór is very active on social media, where he shares updates about his training, family, and competitions.
Conclusion
Hafþór Júlíus Björnsson is much more than just a strongman. He is an athlete, actor, businessman, and family man. From his early days in basketball to becoming the World’s Strongest Man and breaking deadlift world records, his journey is full of hard work and determination.
Many people admire him for his strength, but also for his discipline and ability to overcome challenges. Whether lifting giant stones, breaking world records, or playing “The Mountain” on Game of Thrones, Hafþór has proved that he is truly one of a kind.
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