To celebrate his birthday on Monday - seriously, how is Prince George already turning five? - we've collected his most adorable moments to date.
Two of the images show Prince George in his favourite England football kit in the gardens of Kensington Palace.
George is now on summer vacation along with his sister Princess Charlotte - who will join him at Thomas's Battersea school in September - and is spending his big day with his family on the private Caribbean island of Mustique.
Just a year later, Kensington Palace released a lovely photo of a cheeky Prince George smiling in his father's arms, as he leaned into the camera for the ideal shot.
Although it is hard to believe, Prince George will be six years old in six days.
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Since then, members of the royal family, particularly Prince William and Kate Middleton, have enjoyed the seclusion of the island.
The shots were taken by keen photographer and his mother, the Duchess of Cambridge.
Prince George, who will be 6 on July 22, will be jetting off to the private island of Mustique with his parents, the Duke and Duchess of Cambridge and his siblings, Princess Charlotte, 4, and Prince Louis, 1, reports The Sun.
There was some controversy last year, when Prince George went on a grouse shoot last year in Scotland with his grandfather, the Prince of Wales, who royal insiders say is glad his grandson has taken to the outdoors.
George is now a student at Thomas's Battersea School in London, where he is known as George Cambridge.