Guess who! One of Australia’s most successful Hollywood stars is pictured with a bowl cut out in an adorable throwback shot with his brother – so do you recognize who it is?

Guess who! One of Australia’s most successful Hollywood stars is pictured with a bowl cut out in an adorable throwback shot with his brother – so do you recognize who it is?

He is one of Australia’s most successful Hollywood stars starring in a popular Marvel franchise.

And on Friday, the Byron actor celebrated his milestone 40th birthday.

One of his famous brothers posted a touching tribute to his sibling to mark the occasion and shared a fun set of throwback photos of them together as kids.

In one image, the star can be seen sporting a blonde bowl cut and posing in a bright blue and red sweater.

In another image, the pair are dressed in identical outfits – a blue shirt and shorts – and pose in front of a caravan.

Guess who! One of Australia’s most successful Hollywood stars is pictured with a bowl cut out (left) in an adorable throwback shot with his brother – so do you recognize who it is?

The star in question is none other than Hollywood actor Chris Hemsworth.

Luke captioned his post: “Happy 40th to my brother, my best friend.”

“You are an inspiration to everyone you know. You are the sunlight in dark places and a shield for those who need it. I love you mate.’

The star in question is none other than Hollywood actor Chris Hemsworth (right), pictured with his brother Luke.  Luke posted a gushing tribute to his sibling to celebrate his birthday

The star in question is none other than Hollywood actor Chris Hemsworth (right), pictured with his brother Luke. Luke posted a gushing tribute to his sibling to celebrate his birthday

In another throwback image, the pair are dressed in identical outfits - a blue shirt and shorts - and pose in front of a caravan.

In another throwback image, the pair are dressed in identical outfits – a blue shirt and shorts – and pose in front of a caravan.

Luke and Chris also share brother Liam, 33, who is best known for his work in the Hunger Games and will soon star in The Witcher.

Luke also shared some more recent snaps of himself and his brother Chris, including one of Chris shirtless driving around in a car and one of him cuddling up to a dog.

The Hemsworth brothers are all incredibly close and own several properties in Byron Bay, where they are all based.

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Luke also shared some more recent snaps of himself and his brother Chris, including one of Chris shirtless driving around in a car and one of him cuddling up to a dog

Luke also shared some more recent snaps of himself and his brother Chris, including one of Chris shirtless driving around in a car and one of him cuddling up to a dog

Chris, Liam and Luke’s total investment in the popular region is estimated at over $100 million and sits on 124 acres – and their portfolio continues to grow.

Thor star Chris and his wife, Elsa Pataky, are the main landowners, starting with their mega mansion.

After buying his family home in Byron Bay for $7 million in 2014, Chris transformed the sprawling property into a compound worth between $30 million and $60 million.

Chris is known for playing Thor, the god of thunder, in the Marvel movies

Chris is known for playing Thor, the god of thunder, in the Marvel movies