Diana, Princess of Wales (Diana Frances; nee Spencer; 1 July 1961-31 August 1997), was the first wife of Charles, Prince of Wales, whom she married on 29 July 1981, and member of the British Royal Family. She was also well known for her fund-raising work for international charities, and an eminent celebrity of the late 20th century. Her wedding to Charles, heir to the British throne and those of the then 18 Commonwealth realms, was held at St Paul's Cathedral and seen by a global television audience of over 750million. While married she bore the courtesy titles Princess of Wales, Duchess of Cornwall, Duchess of Rothesay, Countess of Chester and Baroness of Renfrew. The marriage produced two sons, the princes William and Harry, currently second and third in line to the throne, respectively. Diana was born into an aristocratic English family with royal ancestry and became a public figure with the announcement of her engagement to Prince Charles.