The sweet Twitter photo showed the Queen and the young Prince smiling at each other on the balcony of Buckingham Palace during the final Pageant celebration of the Platinum Jubilee.
WATCH: Gorgeous new photo marks Prince George’s ninth birthday
The caption read: "Happy ninth birthday Prince George!" with a birthday cake emoji.
The monarch was a vision in a vibrant green outfit complete with a matching bright green hat. Prince George looked ultra-smart in a navy blue suit and tie as the duo saw the historic occasion draw to a close last month.
The Queen shared a very sweet photo on Twitter
The wonderful image was taken by mum Kate, and saw the nine-year-old enjoying time on the beach.
He was wearing a simple pale blue polo shirt and looked perfectly relaxed in the fabulous shot - a world away from some of his recent public appearances - as he enjoys the long summer break.
Prince George looked so full of joy © The Duchess of Cambridge
Captioning the post, the Duchess penned, "George is turning 9!" with a birthday cake and a balloon emoji.
George's big day comes after he had the public besotted during his latest public appearances including his recent unexpected trip to Wimbledon with his mum and dad.
George appeared to enjoy his time at Wimbledon 2022
The young Prince's debut at the tournament was not spontaneous and it seemed that William wanted his son to follow in his footsteps and take George to Wimbledon as his ninth birthday approached, making him the same age he made his own debut alongside his late mother, the Princess of Wales.
The little one's appearance in the royal box was very rare as usually children are not invited to sit there. Unless they are members of the royal family, youngsters are not allowed to sit in the royal box under any circumstances.
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