Lady Gabriella Windsor, the daughter of Prince and Princess Michael of Kent, is engaged to marry her to her long-term boyfriend Thomas Kingston.
The couple got engaged last month on the Isle of Sark. They will marry at a ceremony in Spring 2019.
A Buckingham Palace spokesperson said: “Prince and Princess Michael of Kent are delighted to announce the engagement of their daughter Lady Gabriella Windsor to Mr Thomas Kingston.
“The engagement took place in August; Mr Kingston proposed on the Isle of Sark.”
Lady Gabriella is a senior director at a brand-positioning platform, Branding Latin America, that specialises in the region.
Thomas Kingston is a director of Devonport Capital.