James Gascoyne-Cecil, 4th Marquess of Salisbury James Gascoyne-Cecil, 4th Marquess of Salisbury James Edward Hubert Gascoyne-Cecil, 4th Marquess of Salisbury, (23 October 1861 – 4 April 1947), known as Viscount Cranborne from 1868 to 1903, was a British statesman. Born in London, Salisbury was the eldest son of Robert Gascoyne-Cecil, 3rd Marquess of Salisbury, who served as British Prime Minister, by his wife Georgina (née Alderson). The Right Reverend Lord William Cecil, Lord Cecil of Chelwood and Lord Quickswood were his younger brothers and Prime Minister Arthur Balfour his first cousin. He was educated at Eton and University College, Oxford, graduating BA in 1885. He started
First Lord of the Treasury residence is also used by other senior members of government. Much of this list overlaps with the list of Prime Ministers of the United Kingdom, but there are some notable differences, principally concerning the Marquess of Salisbury, who was Prime Minister but not First Lord in 1885–86, 1887–92 and 1895–1902. Those First Lords who were simultaneously Prime Minister are indicated in bold; those First Lords who were considered Prime Minister only during part of their term are indicated in bold italic. Thereafter the posts of First Lord of the Treasury and Prime Minister have continually been held by the same