Prince Louis' personality takes center stage in a new video of him released by Kate Middleton and Prince William for Louis' ...

The Prince and Princess of Wales took to social media to share a sweet snap of their youngest son on his special day.

William and Kate share portraits of their children, including Prince George, age 11, and Princess Charlotte, age 9, every ...

Kate Middleton and Prince William kept their tradition of sharing a birthday photo of their youngest son, just like they do ...

Following tradition, the Prince and Princess of Wales have shared a new picture of Prince Louis to mark his birthday today - ...

Prince Louis turned another year older on April 23, and the rambunctious, hilarious youngest child of Prince William and Kate ...