As Prince William marks Princess Diana’s birthday, he honors her legacy by pushing forward a cause they both believed in ...

On what would have been Princess Diana’s 64th birthday, Prince William will mark the occasion with an update in his campaign ...

Princess Charlotte officially enters the double digits today. In honor of her 10th birthday, Prince William and Kate Middleton released a new portrait of their daughter, continuing a long-standing ...

Princess Charlotte is 10. Look back at her life through birthday portraits and learn what Prince William and Kate Middleton say about their “feisty” princess.

Samir Hussein/WireImage “Happy 10th Birthday Princess Charlotte! ,” Middleton and Prince William — who also share sons Prince George, 11 and Prince Louis, 7 — wrote on Instagram.

Princess Charlotte was born at 8:34 a.m. May 2, 2015, at St Mary’s Hospital in Paddington, London.

The photograph, taken by the Princess of Wales during a visit to Cumbria earlier this year, was published with the caption: "Happy 10th Birthday Princess Charlotte".

Princess Charlotte has hit the double digits! Prince William and Kate Middleton’s daughter turned 10 on Friday, and the couple released a new portrait to celebrate. “Happy 10th Birthday ...

A new photograph of Princess Charlotte, taken by her mother, the Princess of Wales, has been released to celebrate her 10th birthday. The photograph was taken on the Princess’s iPhone in Cumbria ...

And now, we're getting a fresh look at Princess Charlotte on her tenth birthday. Today, Prince William and Princess Catherine's only daughter, Charlotte, officially hit double digits.

"Happy Birthday Princess Charlotte! Who is clearly her father's mini-me!" one comment reads. William and Middleton also share Prince George, 11, and Prince Louis, 7. The couple celebrated 14 years ...