Frances Shand Kydd's former husband was Viscount Althorp until when>
Frances Shand Kydd:  Following her divorce from Viscount Althorp in 1969, and Diana's death in 1997, Shand Kydd devoted the final years of her life to Roman Catholic charity work. John Spencer, 8th Earl Spencer: Edward John "Johnnie" Spencer, 8th Earl Spencer, (24 January 1924 – 29 March 1992), styled Viscount Althorp until June 1975, was a British peer and the father of Diana, Princess of Wales.
June 1975