Katharine, the Duchess of Kent, spoke out for a cause close to heart Katharine, the Duchess of Kent, is ringing in her royal birthday — as the oldest member of the British royal family.

The Duchess of Kent made a rare appearance ... from low-income backgrounds flourish. Katharine's last major public appearance ...

At the age of 76, the monarch is among one of the older members of the family; however, is still 15 years younger than the oldest royal - The Duchess of Kent. Katharine Lucy Mary Worsley ...