Robert Michael James Gascoyne-Cecil, 7th Marquess of Salisbury, Baron Gascoyne-Cecil, KG, KCVO, PC, DL (born 30 September 1946), is a British Conservative politician. From 1979 to 1987 he represented South Dorset in the House of Commons , and in the 1990s he was Leader of the House of Lords under his courtesy title of Viscount Cranborne .
Lord Salisbury married Marjorie "Mollie" Olein Wyndham-Quin (15 July 1922 – 12 December 2016), granddaughter of Windham Wyndham-Quin, 5th Earl of Dunraven and Mount-Earl, on 18 December 1945. Lady Salisbury was a noted gardener. They had seven children: Robert Michael James Gascoyne-Cecil, 7th Marquess of Salisbury (b. 30 September 1946)
James Edward Hubert Gascoyne-Cecil, 4th Marquess of Salisbury (23 October 1861 – 4 April 1947); he married Lady Cicely Gore on 17 May 1887. They had seven children. Lord Rupert Ernest William Cecil, Lord Bishop of Exeter (9 March 1863 – 23 June 1936); he married Lady Florence Bootle-Wilbraham on 16 August 1887.