Princess Charlotte's new 10th birthday portrait by Kate Middleton was taken by an iPhone, marking a relatable royal first.

Princess Charlotte just turned 10, and Prince William and Princess Kate are celebrating their daughter with a new photo of the British heir.

The British royal family is celebrating Princess Charlotte's 10th birthday ... was all smiles in a new photo for his 7th birthday on April 23. He cheesed for the camera as he showed off his ...

Princess Charlotte’s younger brother, Prince Louis, recently celebrated his 7th birthday on April 23. Their older brother, Prince George, will turn 12 on July 22.

Prince William and Princess Kate have shared an adorable new portrait of Prince Louis as he celebrates his birthday.

Princess Charlotte celebrated her birthday May 2 ... Louis celebrated his 7th birthday last month, with the British royals sharing an adorable photo with his two front teeth missing.

Princess Charlotte celebrated a big birthday on Friday ... William and Kate marked Louis' 7th birthday on April 23 by sharing a new portrait taken by photographer Josh Shinner.