The Duke and Duchess of Cambridge shared the photo of their 6-year-old for a very important cause.
Prince Harry and Meghan Markle's newborn daughter shares a touching tie to her royal cousin.
Kate Middleton and Prince William's middle child turns 6 on Sunday.
Prince Louis steals the show in the Duke and Duchess of Cambridge’s annual Christmas card.
Caution: Watching Prince Louis say "amimals" may make your heart burst.
The photos, taken by Kate Middleton, share something in common with Prince Louis' recent birthday pictures.
The video was shared on Prince William and Kate Middleton's Instagram page.
The Duke and Duchess of Cambridge took all three of their kids "lambing."
The little royals were the cutest sailors at the regatta.
The Duchess of Cambridge was trying out a new color scheme at the King's Cup regatta.