LONDON, ENGLAND - SEPTEMBER 16: Prince William, Prince of Wales, Catherine, Princess of Wales and Prince Andrew, Duke of York depart after the Requiem Mass service for the Duchess of Kent at Westminster Cathedral on September 16, 2025 in London, England. Katharine, Duchess of Kent was married to Prince Edward, Duke of Kent, the first cousin of Queen Elizabeth II. She died on September 4 at the age of 92 at Kensington Palace surrounded by her family. Having converted to Catholicism in 1994, her funeral takes place at Westminster Cathedral and is the first Catholic funeral to be held for a member of the royal family in modern British history. Her Royal Highness will be laid to rest at the Royal Burial Ground at Frogmore, Windsor. (Photo by Karwai Tang/WireImage).