Kate will use videos to speak directly to the public after discovering powerful impact of her messages during cancer treatment

The Princess of Wales was with her family on her special day. Catherine, who turn 43 on Thursday, Jan. 9, spent her birthday at home at Adelaide Cottage, Windsor with her husband, the Prince of Wales,

The Prince of Wales posted a birthday message for his wife, Catherine, Princess of Wales to social media on Thursday to celebrate her 43rd birthday.

Prince William penned a touching tribute Thursday to “remarkable” wife Kate Middleton as the royal celebrates her 43rd birthday, four months to the day after announcing she was

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 birthday privately with William and their kids -- Princes George and Louis and Princess Charlotte -- at home in Windsor, England.

Prince William praised the strength of the Princess of Wales after a turbulent year, offering a 43rd birthday wish on social media that described her as an incredible wife and mother.

The Prince of Wales had beautiful words for his wife on her birthday. Prince William celebrated thePrincess of Walesturning 43 on Thursday, Jan. 9, with a personal message on social media. "To the most incredible wife and mother,

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.

Prince William is honoring his wife, Princess Catherine, on her 43rd birthday, calling her "the most incredible wife and mother."