Princess Catherine shares new photo of Princess Charlotte to mark her tenth birthday

Happy birthday Princess Charlotte!

To celebrate the young royal's tenth birthday, the Prince and Princess of Wales have released a new photo of their only daughter - and she is one beautiful young lady.

In the sweet snap taken by the Princess of Wales, the young princess can be seen grinning at the camera, wearing a camouflage jacket and backpack.

"Happy 10th Birthday Princess Charlotte!” the caption read alongside the photo on social media.

The birthday girl is looking so grown up!