Catherine, Princess of Wales, revealed last March that she had been diagnosed with an unspecified cancer and was undergoing chemotherapy.

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Prince William pays tribute to ‘incredible wife’ Kate Middleton as princess turns 43 - Princess celebrating 43rd birthday at home after a challenging past 12 months

Prince William has sparked a fan frenzy with his birthday message to his "incredible" wife, the Princess of Wales. The royal is celebrating her 43rd birthday today, with the family understood to be celebrating quietly at their home in Windsor.

Prince William has sent a message to Kate Middleton as she celebrates her 43rd birthday. A post from the official Twitter account for The Prince and Princess of Wales shows a rare new snap of the Princess.

The Princess of Wales is celebrating at home in Windsor with the Prince of Wales, with Prince George, Princess Charlotte and Prince Louis spending the day at school before a family celebration in the evening.

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

Kate Middleton is 43! The Princess of Wales is celebrating her birthday surrounded by those nearest and dearest to her on Thursday, The Post can reveal. While Princess Catherine has spent much of her time at Sandringham Estate in Norfolk,