William and Kate shared the photo on their joint Instagram account, @princeandprincessofwales. On her own newly-launched Instagram account, Meghan, the Duchess of Sussex, shared a photo Friday of herself kissing Prince Harry along with a Valentine's Day message.

Prince William and Kate Middleton showed a rare public display of affection as the royal couple marked Valentine's Day with a kiss.

A candid photo of Prince William kissing Princess Kate Middleton on the cheek was shared via the couple’s social media account on Valentine’s Day