Prince William penned a touching tribute Thursday to “remarkable” wife Kate Middleton as the royal celebrates her 43rd ...

Kate Middleton's 43rd birthday portrait was taken by Matt Porteous in Windsor Castle last summer. She is spending the day with Prince George, Princess Charlotte and Prince Louis.

The Prince of Wales wrote that he and the couple’s three kids — Prince George, Princess Charlotte and Prince Louis — “are so ...

After a challenging year, Prince William has shared a moving tribute to his wife, Kate Middleton, on her 43rd birthday ...

Kate, the Princess of Wales, turns 43 on Thursday, capping what was a tumultuous year for the mother of three and wife of Prince William. Kate, who was born Jan. 9, 1982, is expected to spend her ...

The Princess of Wales celebrates her 43rd birthday today with her beloved family - but will she be left surprised by her ...

Kate Middleton has been battling cancer since last year, but has remained fierce throughout her treatment, with her favourite ...

Prince William has shared a touching tribute to his wife, Kate Middleton, on her 43rd birthday. The Duke of Cambridge shared ...

Catherine, Princess of Wales, turns 43 on Jan. 9 and received a sweet message from her husband, Prince William.

Prince William praised the strength of the Princess of Wales after a turbulent year, offering a 43rd birthday wish on social ...

Princess Kate is celebrating her 43rd birthday. Her husband, Prince William, honored the "most incredible wife and mother" in a new post.

While Kate Middleton has since returned to the spotlight, Prince William was the face of their family in public and his wife's No. 1 champion at home while she underwent chemotherapy.