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 Princess of Wales’ 43 most fabulous looks on her 43rd birthday - As the Princess of Wales turns 43, Joe Bromley rounds up her 43 most dazzling dresses

Catherine, Princess of Wales celebrates her 43rd birthday on Thursday, seeking to turn the page on a turbulent year which saw her retreat from public life

Bigger than the shift in how Kate will approach the logistics of her schedule, however, is the shift in the Wales' priorities going forward—and how they'll approach their dual roles as working royals and devoted parents to their three children, Prince George, 11, Princess Charlotte, 9, and Prince Louis, 6.

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

Since she became the Princess of Wales, Kate Middleton has worn playful pantsuits and a plethora of polka dots.

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

Kate Middleton is celebrating her 43rd birthday by putting herself first. Less than one year after revealing her cancer diagnosis, the Princess of Wales is finding the balance between her health and work.