The young royal is second-in-line to the throne after his father, Prince William and we've seen him pass many milestones over the years.
From George's public debut to the world on the steps of the Lindo Wing where he was born in 2013, to his first royal tour and first day at school.
To prepare him for his future role, the young Prince has made more public appearances in recent years.
George played a major part at King Charles's coronation in May as one of his grandfather's Pages of Honour.
Take a look at his milestone moments...