Diana, Princess of Wales (Diana Frances; née Spencer; 1 July 1961 – 31 August 1997), was the first wife of Charles, Prince of Wales, whom she married on 29 July 1981. She was also well known for her fund-raising work for international charities and as 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 750 million.