'Rare'
Sarah Ferguson, born on 15 October 1959 in London to Major Ronald Ferguson and Susan Barrantes, was married to Prince Andrew from 1986 to 1996. The couple have two daughters, Princess Beatrice and Princess Eugenie. Affectionately known as Fergie, she retained the courtesy title of Duchess of York after her divorce, but in 2025 she was required to relinquish the title.